Clang: Add BuildDependencyCollector

IncludeCollector is renamed to BuildDependencyCollector. It is now
returning a BuildDependency instead of individual getter. The test coverage
is improved too.

Task-number: QTCREATORBUG-21379
Change-Id: Ifc2d1c40c85772cf498c21968de526f4408b6023
Reviewed-by: Ivan Donchevskii <ivan.donchevskii@qt.io>

src/libs/utils/smallstringio.h

@@ -32,6 +32,7 @@
 
 #include <iterator>
 #include <ostream>
+#include <sstream>
 
 namespace Utils {
 
@@ -232,7 +233,19 @@ ostream &operator<<(ostream &out, const vector<T> &vector)
 {
     out << "[";
 
-    copy(vector.cbegin(), vector.cend(), ostream_iterator<T>(out, ", "));
+    for (auto current = vector.begin(); current != vector.end(); ++current) {
+        std::ostringstream entryStream;
+        entryStream << *current;
+        std::string entryString = entryStream.str();
+
+        if (entryString.size() > 4)
+            out << "\n\t";
+
+        out << entryString;
+
+        if (std::next(current) != vector.end())
+            out << ", ";
+    }
 
     out << "]";
 

src/tools/clangpchmanagerbackend/source/builddependenciesprovider.cpp

@@ -27,7 +27,7 @@
 
 #include "builddependenciesstorageinterface.h"
 #include "modifiedtimecheckerinterface.h"
-#include "builddependenciesgeneratorinterface.h"
+#include "builddependencygeneratorinterface.h"
 
 #include <algorithm>
 

src/tools/clangpchmanagerbackend/source/builddependenciesprovider.h

@@ -31,14 +31,14 @@ namespace ClangBackEnd {
 
 class BuildDependenciesStorageInterface;
 class ModifiedTimeCheckerInterface;
-class BuildDependenciesGeneratorInterface;
+class BuildDependencyGeneratorInterface;
 
 class BuildDependenciesProvider : public BuildDependenciesProviderInterface
 {
 public:
     BuildDependenciesProvider(BuildDependenciesStorageInterface &buildDependenciesStorage,
                               ModifiedTimeCheckerInterface &modifiedTimeChecker,
-                              BuildDependenciesGeneratorInterface &buildDependenciesGenerator)
+                              BuildDependencyGeneratorInterface &buildDependenciesGenerator)
         : m_buildDependenciesStorage(buildDependenciesStorage),
           m_modifiedTimeChecker(modifiedTimeChecker),
           m_buildDependenciesGenerator(buildDependenciesGenerator)
@@ -56,7 +56,7 @@ private:
 private:
     BuildDependenciesStorageInterface &m_buildDependenciesStorage;
     ModifiedTimeCheckerInterface &m_modifiedTimeChecker;
-    BuildDependenciesGeneratorInterface &m_buildDependenciesGenerator;
+    BuildDependencyGeneratorInterface &m_buildDependenciesGenerator;
 };
 
 } // namespace ClangBackEnd

src/tools/clangpchmanagerbackend/source/builddependency.h

@@ -25,6 +25,8 @@
 
 #pragma once
 
+#include "filestatus.h"
+#include "sourcedependency.h"
 #include "sourceentry.h"
 #include "usedmacro.h"
 
@@ -32,13 +34,24 @@ namespace ClangBackEnd {
 
 class BuildDependency
 {
+public:
+    void clear()
+    {
+        includes.clear();
+        usedMacros.clear();
+        sourceFiles.clear();
+        fileStatuses.clear();
+        sourceDependencies.clear();
+    }
+
 public:
     SourceEntries includes;
-    FilePathIds topIncludeIds;
-    FilePathIds topsSystemIncludeIds;
     UsedMacros usedMacros;
+    FilePathIds sourceFiles;
+    SourceDependencies sourceDependencies;
+    FileStatuses fileStatuses;
 };
 
 using BuildDependencies = std::vector<BuildDependency>;
 
-}
+} // namespace ClangBackEnd

src/tools/clangpchmanagerbackend/source/builddependencycollector.cpp

@@ -0,0 +1,124 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+****************************************************************************/
+
+#include "builddependencycollector.h"
+
+#include "collectbuilddependencytoolaction.h"
+
+#include <utils/smallstring.h>
+
+#include <algorithm>
+
+namespace ClangBackEnd {
+
+namespace {
+FilePathIds operator+(const FilePathIds &first, const FilePathIds &second)
+{
+    FilePathIds result = first;
+
+    std::copy(second.begin(), second.end(), std::back_inserter(result));
+
+    return result;
+}
+}
+
+BuildDependency BuildDependencyCollector::create(const V2::ProjectPartContainer &projectPart)
+{
+    addFiles(projectPart.sourcePathIds, projectPart.arguments);
+
+    setExcludedFilePaths(
+        m_filePathCache.filePaths(projectPart.headerPathIds + projectPart.sourcePathIds));
+
+    collect();
+
+    return std::move(m_buildDependency);
+}
+
+void BuildDependencyCollector::collect()
+{
+    clang::tooling::ClangTool tool = m_clangTool.createTool();
+
+    auto action = std::make_unique<CollectBuildDependencyToolAction>(m_buildDependency,
+                                                                     m_filePathCache,
+                                                                     m_excludedFilePaths,
+                                                                     m_sourcesManager);
+
+    tool.run(action.get());
+}
+
+void BuildDependencyCollector::setExcludedFilePaths(ClangBackEnd::FilePaths &&excludedFilePaths)
+{
+    if (Utils::HostOsInfo::isWindowsHost()) {
+        m_excludedFilePaths.clear();
+        m_excludedFilePaths.reserve(excludedFilePaths.size());
+        std::transform(std::make_move_iterator(excludedFilePaths.begin()),
+                       std::make_move_iterator(excludedFilePaths.end()),
+                       std::back_inserter(m_excludedFilePaths),
+                       [](auto &&path) {
+                           path.replace("/", "\\");
+                           return std::move(path);
+                       });
+    } else {
+        m_excludedFilePaths = std::move(excludedFilePaths);
+    }
+}
+
+void BuildDependencyCollector::addFiles(const FilePathIds &filePathIds,
+                                        const Utils::SmallStringVector &arguments)
+{
+    m_clangTool.addFiles(m_filePathCache.filePaths(filePathIds), arguments);
+    m_buildDependency.sourceFiles.insert(m_buildDependency.sourceFiles.end(),
+                                         filePathIds.begin(),
+                                         filePathIds.end());
+}
+
+void BuildDependencyCollector::addFile(FilePathId filePathId,
+                                       const Utils::SmallStringVector &arguments)
+{
+    addFiles({filePathId}, arguments);
+}
+
+void BuildDependencyCollector::addFile(FilePath filePath,
+                                       const FilePathIds &sourceFileIds,
+                                       const Utils::SmallStringVector &arguments)
+{
+    m_clangTool.addFiles({filePath}, arguments);
+    m_buildDependency.sourceFiles.insert(m_buildDependency.sourceFiles.end(),
+                                         sourceFileIds.begin(),
+                                         sourceFileIds.end());
+}
+
+void BuildDependencyCollector::addUnsavedFiles(const V2::FileContainers &unsavedFiles)
+{
+    m_clangTool.addUnsavedFiles(unsavedFiles);
+}
+
+void BuildDependencyCollector::clear()
+{
+    m_clangTool = ClangTool();
+    m_buildDependency.clear();
+}
+
+} // namespace ClangBackEnd

src/tools/clangpchmanagerbackend/source/builddependencycollector.h

@@ -25,27 +25,28 @@
 
 #pragma once
 
+#include "builddependencygeneratorinterface.h"
+
 #include <clangtool.h>
-#include <filestatus.h>
-#include <sourcedependency.h>
 #include <sourcesmanager.h>
-#include <usedmacro.h>
 
 #include <filepathcachingfwd.h>
 
 namespace ClangBackEnd {
 
-class IncludeCollector : public ClangTool
+class BuildDependencyCollector : public BuildDependencyGeneratorInterface
 {
 public:
-    IncludeCollector(const FilePathCachingInterface &filePathCache)
+    BuildDependencyCollector(const FilePathCachingInterface &filePathCache)
         :  m_filePathCache(filePathCache)
     {
     }
 
+    BuildDependency create(const V2::ProjectPartContainer &projectPart) override;
+
     void collect();
 
-    void setExcludedIncludes(Utils::PathStringVector &&excludedIncludes);
+    void setExcludedFilePaths(ClangBackEnd::FilePaths &&excludedIncludes);
     void addFiles(const FilePathIds &filePathIds,
                   const Utils::SmallStringVector &arguments);
     void addFile(FilePathId filePathId,
@@ -53,62 +54,43 @@ public:
     void addFile(FilePath filePath,
                  const FilePathIds &sourceFileIds,
                  const Utils::SmallStringVector &arguments);
+    void addUnsavedFiles(const V2::FileContainers &unsavedFiles);
 
     void clear();
 
     const FileStatuses &fileStatuses() const
     {
-        return m_fileStatuses;
+        return m_buildDependency.fileStatuses;
     }
 
     const FilePathIds &sourceFiles() const
     {
-        return m_sourceFiles;
+        return m_buildDependency.sourceFiles;
     }
 
     const UsedMacros &usedMacros() const
     {
-        return m_usedMacros;
+        return m_buildDependency.usedMacros;
     }
 
     const SourceDependencies &sourceDependencies() const
     {
-        return m_sourceDependencies;
+        return m_buildDependency.sourceDependencies;
     }
 
-    FilePathIds takeIncludeIds()
+    const SourceEntries &includeIds()
     {
-        std::sort(m_includeIds.begin(), m_includeIds.end());
+        std::sort(m_buildDependency.includes.begin(), m_buildDependency.includes.end());
 
-        return std::move(m_includeIds);
-    }
-
-    FilePathIds takeTopIncludeIds()
-    {
-        std::sort(m_topIncludeIds.begin(), m_topIncludeIds.end());
-
-        return std::move(m_topIncludeIds);
-    }
-
-    FilePathIds takeTopsSystemIncludeIds()
-    {
-        std::sort(m_topsSystemIncludeIds.begin(), m_topsSystemIncludeIds.end());
-
-        return std::move(m_topsSystemIncludeIds);
+        return std::move(m_buildDependency.includes);
     }
 
 private:
     ClangTool m_clangTool;
-    Utils::PathStringVector m_excludedIncludes;
-    FilePathIds m_includeIds;
-    FilePathIds m_topIncludeIds;
-    FilePathIds m_topsSystemIncludeIds;
+    BuildDependency m_buildDependency;
+    ClangBackEnd::FilePaths m_excludedFilePaths;
     Utils::SmallStringVector m_directories;
     SourcesManager m_sourcesManager;
-    UsedMacros m_usedMacros;
-    FilePathIds m_sourceFiles;
-    SourceDependencies m_sourceDependencies;
-    FileStatuses m_fileStatuses;
     const FilePathCachingInterface &m_filePathCache;
 };
 

src/tools/clangpchmanagerbackend/source/builddependencygeneratorinterface.h

@@ -31,13 +31,13 @@
 
 namespace ClangBackEnd {
 
-class BuildDependenciesGeneratorInterface
+class BuildDependencyGeneratorInterface
 {
 public:
     virtual BuildDependency create(const V2::ProjectPartContainer &projectPart) = 0;
 
 protected:
-    ~BuildDependenciesGeneratorInterface() = default;
+    ~BuildDependencyGeneratorInterface() = default;
 };
 
 } // namespace ClangBackEnd

src/tools/clangpchmanagerbackend/source/clangpchmanagerbackend-source.pri

@@ -5,7 +5,8 @@ SOURCES += \
     $$PWD/projectparts.cpp \
     $$PWD/projectpartqueue.cpp \
     $$PWD/pchtaskgenerator.cpp \
-    $$PWD/builddependenciesprovider.cpp
+    $$PWD/builddependenciesprovider.cpp \
+    $$PWD/builddependencycollector.cpp
 
 HEADERS += \
     $$PWD/pchmanagerserver.h \
@@ -32,20 +33,19 @@ HEADERS += \
     $$PWD/builddependency.h \
     $$PWD/modifiedtimecheckerinterface.h \
     $$PWD/sourceentry.h \
-    $$PWD/builddependenciesgeneratorinterface.h \
-    $$PWD/builddependenciesstorage.h
+    $$PWD/builddependenciesstorage.h \
+    $$PWD/builddependencycollector.h \
+    $$PWD/builddependencygeneratorinterface.h \
+    $$PWD/collectbuilddependencytoolaction.h \
+    $$PWD/collectbuilddependencyaction.h \
+    $$PWD/collectbuilddependencypreprocessorcallbacks.h
 
 !isEmpty(LIBTOOLING_LIBS) {
 SOURCES += \
     $$PWD/usedmacrosandsourcescollector.cpp \
-    $$PWD/includecollector.cpp \
     $$PWD/pchcreator.cpp
 
 HEADERS += \
-    $$PWD/includecollector.h \
-    $$PWD/collectincludestoolaction.h \
-    $$PWD/collectincludesaction.h \
-    $$PWD/collectincludespreprocessorcallbacks.h \
     $$PWD/collectusedmacroactionfactory.h \
     $$PWD/collectusedmacrosaction.h \
     $$PWD/collectusedmacrosandsourcespreprocessorcallbacks.h \

src/tools/clangpchmanagerbackend/source/collectbuilddependencyaction.h

@@ -25,7 +25,7 @@
 
 #pragma once
 
-#include <collectincludespreprocessorcallbacks.h>
+#include <collectbuilddependencypreprocessorcallbacks.h>
 
 #include <filepathcachingfwd.h>
 #include <filepathid.h>
@@ -36,31 +36,19 @@
 
 namespace ClangBackEnd {
 
-class CollectIncludesAction final : public clang::PreprocessOnlyAction
+class CollectBuildDependencyAction final : public clang::PreprocessOnlyAction
 {
 public:
-    CollectIncludesAction(FilePathIds &includeIds,
-                          FilePathIds &topIncludeIds,
-                          FilePathIds &topsSystemIncludeIds,
+    CollectBuildDependencyAction(BuildDependency &buildDependency,
                           const FilePathCachingInterface &filePathCache,
                           std::vector<uint> &excludedIncludeUID,
                           std::vector<uint> &alreadyIncludedFileUIDs,
-                          UsedMacros &usedMacros,
-                          SourcesManager &sourcesManager,
-                          SourceDependencies &sourceDependencies,
-                          FilePathIds &sourceFiles,
-                          FileStatuses &fileStatuses)
-        : m_includeIds(includeIds),
-          m_topIncludeIds(topIncludeIds),
-          m_topsSystemIncludeIds(topsSystemIncludeIds),
+                          SourcesManager &sourcesManager)
+        : m_buildDependency(buildDependency),
           m_filePathCache(filePathCache),
           m_excludedIncludeUID(excludedIncludeUID),
           m_alreadyIncludedFileUIDs(alreadyIncludedFileUIDs),
-          m_usedMacros(usedMacros),
-          m_sourcesManager(sourcesManager),
-          m_sourceDependencies(sourceDependencies),
-          m_sourceFiles(sourceFiles),
-          m_fileStatuses(fileStatuses)
+          m_sourcesManager(sourcesManager)
     {
     }
 
@@ -71,20 +59,14 @@ public:
 
           preprocessor.SetSuppressIncludeNotFoundError(true);
 
-          auto macroPreprocessorCallbacks = new CollectIncludesPreprocessorCallbacks(
-                      m_includeIds,
-                      m_topIncludeIds,
-                      m_topsSystemIncludeIds,
+          auto macroPreprocessorCallbacks = new CollectBuildDependencyPreprocessorCallbacks(
+                      m_buildDependency,
                       m_filePathCache,
                       m_excludedIncludeUID,
                       m_alreadyIncludedFileUIDs,
                       compilerInstance.getSourceManager(),
-                      m_usedMacros,
                       m_sourcesManager,
-                      compilerInstance.getPreprocessorPtr(),
-                      m_sourceDependencies,
-                      m_sourceFiles,
-                      m_fileStatuses);
+                      compilerInstance.getPreprocessorPtr());
 
           preprocessor.addPPCallbacks(std::unique_ptr<clang::PPCallbacks>(macroPreprocessorCallbacks));
 
@@ -100,17 +82,11 @@ public:
     }
 
 private:
-    FilePathIds &m_includeIds;
-    FilePathIds &m_topIncludeIds;
-    FilePathIds &m_topsSystemIncludeIds;
+    BuildDependency &m_buildDependency;
     const FilePathCachingInterface &m_filePathCache;
     std::vector<uint> &m_excludedIncludeUID;
     std::vector<uint> &m_alreadyIncludedFileUIDs;
-    UsedMacros &m_usedMacros;
     SourcesManager &m_sourcesManager;
-    SourceDependencies &m_sourceDependencies;
-    FilePathIds &m_sourceFiles;
-    FileStatuses &m_fileStatuses;
 };
 
 } // namespace ClangBackEnd

src/tools/clangpchmanagerbackend/source/collectbuilddependencypreprocessorcallbacks.h

@@ -25,6 +25,7 @@
 
 #pragma once
 
+#include "builddependency.h"
 #include "collectmacrospreprocessorcallbacks.h"
 #include "sourcelocationsutils.h"
 
@@ -33,6 +34,8 @@
 
 #include <utils/smallstringvector.h>
 
+#include <llvm/Support/MemoryBuffer.h>
+
 #include <QFile>
 #include <QDir>
 #include <QTemporaryDir>
@@ -41,34 +44,26 @@
 
 namespace ClangBackEnd {
 
-class CollectIncludesPreprocessorCallbacks final : public clang::PPCallbacks,
+class CollectBuildDependencyPreprocessorCallbacks final : public clang::PPCallbacks,
                                                    public CollectUsedMacrosAndSourcesPreprocessorCallbacksBase
 {
 public:
-    CollectIncludesPreprocessorCallbacks(FilePathIds &includeIds,
-                                         FilePathIds &topIncludeIds,
-                                         FilePathIds &topsSystemIncludeIds,
+    CollectBuildDependencyPreprocessorCallbacks(BuildDependency &buildDependency,
                                          const FilePathCachingInterface &filePathCache,
                                          const std::vector<uint> &excludedIncludeUID,
                                          std::vector<uint> &alreadyIncludedFileUIDs,
-                                         const clang::SourceManager &sourceManager,
-                                         UsedMacros &usedMacros,
+                                         clang::SourceManager &sourceManager,
                                          SourcesManager &sourcesManager,
-                                         std::shared_ptr<clang::Preprocessor> preprocessor,
-                                         SourceDependencies &sourceDependencies,
-                                         FilePathIds &sourceFiles,
-                                         FileStatuses &fileStatuses)
-        : CollectUsedMacrosAndSourcesPreprocessorCallbacksBase(usedMacros,
+                                         std::shared_ptr<clang::Preprocessor> preprocessor)
+        : CollectUsedMacrosAndSourcesPreprocessorCallbacksBase(buildDependency.usedMacros,
                                                                filePathCache,
                                                                sourceManager,
                                                                sourcesManager,
                                                                preprocessor,
-                                                               sourceDependencies,
-                                                               sourceFiles,
-                                                               fileStatuses),
-          m_includeIds(includeIds),
-          m_topIncludeIds(topIncludeIds),
-          m_topsSystemIncludeIds(topsSystemIncludeIds),
+                                                               buildDependency.sourceDependencies,
+                                                               buildDependency.sourceFiles,
+                                                               buildDependency.fileStatuses),
+          m_buildDependency(buildDependency),
           m_excludedIncludeUID(excludedIncludeUID),
           m_alreadyIncludedFileUIDs(alreadyIncludedFileUIDs)
     {}
@@ -90,7 +85,7 @@ public:
     }
 
     void InclusionDirective(clang::SourceLocation hashLocation,
-                            const clang::Token &/*includeToken*/,
+                            const clang::Token & /*includeToken*/,
                             llvm::StringRef /*fileName*/,
                             bool /*isAngled*/,
                             clang::CharSourceRange /*fileNameRange*/,
@@ -103,20 +98,30 @@ public:
         if (!m_skipInclude && file) {
             addSourceDependency(file, hashLocation);
             auto fileUID = file->getUID();
-            auto sourceFileUID = m_sourceManager->getFileEntryForID(m_sourceManager->getFileID(hashLocation))->getUID();
-            if (isNotInExcludedIncludeUID(fileUID)) {
+            auto sourceFileUID = m_sourceManager
+                                     ->getFileEntryForID(m_sourceManager->getFileID(hashLocation))
+                                     ->getUID();
             auto notAlreadyIncluded = isNotAlreadyIncluded(fileUID);
             if (notAlreadyIncluded.first) {
                 m_alreadyIncludedFileUIDs.insert(notAlreadyIncluded.second, fileUID);
                 FilePath filePath = filePathFromFile(file);
                 if (!filePath.empty()) {
                     FilePathId includeId = m_filePathCache.filePathId(filePath);
-                        m_includeIds.emplace_back(includeId);
-                        if (isSystem(fileType) && !isInSystemHeader(hashLocation))
-                            m_topsSystemIncludeIds.emplace_back(includeId);
-                        if (isInExcludedIncludeUID(sourceFileUID))
-                            m_topIncludeIds.emplace_back(includeId);
+
+                    time_t lastModified = file->getModificationTime();
+
+                    SourceType sourceType = SourceType::UserInclude;
+                    if (isSystem(fileType)) {
+                        if (isInSystemHeader(hashLocation))
+                            sourceType = SourceType::SystemInclude;
+                        else
+                            sourceType = SourceType::TopSystemInclude;
+                    } else if (isNotInExcludedIncludeUID(fileUID)
+                               && isInExcludedIncludeUID(sourceFileUID)) {
+                        sourceType = SourceType::TopInclude;
                     }
+
+                    addInclude({includeId, sourceType, lastModified});
                 }
             }
         }
@@ -124,19 +129,12 @@ public:
         m_skipInclude = false;
     }
 
-    bool FileNotFound(clang::StringRef fileNameRef, clang::SmallVectorImpl<char> &recoveryPath) override
+    bool FileNotFound(clang::StringRef /*fileNameRef*/,
+                      clang::SmallVectorImpl<char> &recoveryPath) override
     {
-        QTemporaryDir temporaryDirectory;
-        temporaryDirectory.setAutoRemove(false);
-        const QByteArray temporaryDirUtf8 = temporaryDirectory.path().toUtf8();
+        auto dummyPath = llvm::StringRef("/dummyPath");
 
-        const QString fileName = QString::fromUtf8(fileNameRef.data(), int(fileNameRef.size()));
-        QString filePath = temporaryDirectory.path() + '/' + fileName;
-
-        ensureDirectory(temporaryDirectory.path(), fileName);
-        createFakeFile(filePath);
-
-        recoveryPath.append(temporaryDirUtf8.cbegin(), temporaryDirUtf8.cend());
+        recoveryPath.append(std::cbegin(dummyPath), std::cend(dummyPath));
 
         m_skipInclude = true;
 
@@ -189,15 +187,6 @@ public:
             QDir(directory).mkpath(directoryEntries.join('/'));
     }
 
-    void createFakeFile(const QString &filePath)
-    {
-        QFile fakeFile;
-        fakeFile.setFileName(filePath);
-
-        fakeFile.open(QIODevice::ReadWrite);
-        fakeFile.close();
-    }
-
     bool isNotInExcludedIncludeUID(uint uid) const
     {
         return !isInExcludedIncludeUID(uid);
@@ -224,10 +213,21 @@ public:
         return FilePath::fromNativeFilePath(absolutePath(file->getName()));
     }
 
+    void addInclude(SourceEntry sourceEntry)
+    {
+        auto &includes = m_buildDependency.includes;
+        auto found = std::lower_bound(includes.begin(),
+                                      includes.end(),
+                                      sourceEntry,
+                                      [](auto first, auto second) { return first < second; });
+
+        if (found == includes.end() || *found != sourceEntry)
+            includes.emplace(found, sourceEntry);
+    }
+
 private:
-    FilePathIds &m_includeIds;
-    FilePathIds &m_topIncludeIds;
-    FilePathIds &m_topsSystemIncludeIds;
+    FilePathIds m_containsMissingIncludes;
+    BuildDependency &m_buildDependency;
     const std::vector<uint> &m_excludedIncludeUID;
     std::vector<uint> &m_alreadyIncludedFileUIDs;
     bool m_skipInclude = false;

src/tools/clangpchmanagerbackend/source/collectbuilddependencytoolaction.h

@@ -25,7 +25,7 @@
 
 #pragma once
 
-#include "collectincludesaction.h"
+#include "collectbuilddependencyaction.h"
 
 #include <filepathcachingfwd.h>
 #include <filepathid.h>
@@ -34,29 +34,17 @@
 
 namespace ClangBackEnd {
 
-class CollectIncludesToolAction final : public clang::tooling::FrontendActionFactory
+class CollectBuildDependencyToolAction final : public clang::tooling::FrontendActionFactory
 {
 public:
-    CollectIncludesToolAction(FilePathIds &includeIds,
-                              FilePathIds &topIncludeIds,
-                              FilePathIds &topsSystemIncludeIds,
+    CollectBuildDependencyToolAction(BuildDependency &buildDependency,
                               const FilePathCachingInterface &filePathCache,
-                              const Utils::PathStringVector &excludedIncludes,
-                              UsedMacros &usedMacros,
-                              SourcesManager &sourcesManager,
-                              SourceDependencies &sourceDependencies,
-                              FilePathIds &sourceFiles,
-                              FileStatuses &fileStatuses)
-        : m_includeIds(includeIds),
-          m_topIncludeIds(topIncludeIds),
-          m_topsSystemIncludeIds(topsSystemIncludeIds),
+                              const ClangBackEnd::FilePaths &excludedIncludes,
+                              SourcesManager &sourcesManager)
+        : m_buildDependency(buildDependency),
           m_filePathCache(filePathCache),
-          m_excludedIncludes(excludedIncludes),
-          m_usedMacros(usedMacros),
-          m_sourcesManager(sourcesManager),
-          m_sourceDependencies(sourceDependencies),
-          m_sourceFiles(sourceFiles),
-          m_fileStatuses(fileStatuses)
+          m_excludedFilePaths(excludedIncludes),
+          m_sourcesManager(sourcesManager)
     {}
 
 
@@ -76,26 +64,21 @@ public:
 
     clang::FrontendAction *create() override
     {
-        return new CollectIncludesAction(m_includeIds,
-                                         m_topIncludeIds,
-                                         m_topsSystemIncludeIds,
+        return new CollectBuildDependencyAction(m_buildDependency,
                                                 m_filePathCache,
                                                 m_excludedIncludeUIDs,
                                                 m_alreadyIncludedFileUIDs,
-                                         m_usedMacros,
-                                         m_sourcesManager,
-                                         m_sourceDependencies,
-                                         m_sourceFiles,
-                                         m_fileStatuses);
+                                                m_sourcesManager);
     }
 
     std::vector<uint> generateExcludedIncludeFileUIDs(clang::FileManager &fileManager) const
     {
         std::vector<uint> fileUIDs;
-        fileUIDs.reserve(m_excludedIncludes.size());
+        fileUIDs.reserve(m_excludedFilePaths.size());
 
-        for (const Utils::PathString &filePath : m_excludedIncludes) {
-            const clang::FileEntry *file = fileManager.getFile({filePath.data(), filePath.size()}, true);
+        for (const ClangBackEnd::FilePath &filePath : m_excludedFilePaths) {
+            const clang::FileEntry *file = fileManager.getFile({filePath.data(), filePath.size()},
+                                                               true);
 
             if (file)
                 fileUIDs.push_back(file->getUID());
@@ -109,16 +92,10 @@ public:
 private:
     std::vector<uint> m_alreadyIncludedFileUIDs;
     std::vector<uint> m_excludedIncludeUIDs;
-    FilePathIds &m_includeIds;
-    FilePathIds &m_topIncludeIds;
-    FilePathIds &m_topsSystemIncludeIds;
+    BuildDependency &m_buildDependency;
     const FilePathCachingInterface &m_filePathCache;
-    const Utils::PathStringVector &m_excludedIncludes;
-    UsedMacros &m_usedMacros;
+    const ClangBackEnd::FilePaths &m_excludedFilePaths;
     SourcesManager &m_sourcesManager;
-    SourceDependencies &m_sourceDependencies;
-    FilePathIds &m_sourceFiles;
-    FileStatuses &m_fileStatuses;
 };
 
 } // namespace ClangBackEnd

src/tools/clangpchmanagerbackend/source/collectusedmacrosandsourcespreprocessorcallbacks.h

@@ -102,7 +102,15 @@ public:
         auto includeFilePathId = filePathId(includeLocation);
         auto includedFilePathId = filePathId(file);
 
-        m_sourceDependencies.emplace_back(includeFilePathId, includedFilePathId);
+        SourceDependency sourceDependency{includeFilePathId, includedFilePathId};
+
+        auto found = std::lower_bound(m_sourceDependencies.begin(),
+                                      m_sourceDependencies.end(),
+                                      sourceDependency,
+                                      [](auto first, auto second) { return first < second; });
+
+        if (found == m_sourceDependencies.end() || *found != sourceDependency)
+            m_sourceDependencies.emplace(found, sourceDependency);
     }
 
     void mergeUsedMacros()

src/tools/clangpchmanagerbackend/source/includecollector.cpp

@@ -1,103 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2016 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-
-#include "includecollector.h"
-
-#include "collectincludestoolaction.h"
-
-#include <utils/smallstring.h>
-
-#include <algorithm>
-
-namespace ClangBackEnd {
-
-void IncludeCollector::collect()
-{
-    clang::tooling::ClangTool tool = m_clangTool.createTool();
-
-    auto action = std::unique_ptr<CollectIncludesToolAction>(
-                new CollectIncludesToolAction(m_includeIds,
-                                              m_topIncludeIds,
-                                              m_topsSystemIncludeIds,
-                                              m_filePathCache,
-                                              m_excludedIncludes,
-                                              m_usedMacros,
-                                              m_sourcesManager,
-                                              m_sourceDependencies,
-                                              m_sourceFiles,
-                                              m_fileStatuses));
-
-    tool.run(action.get());
-}
-
-void IncludeCollector::setExcludedIncludes(Utils::PathStringVector &&excludedIncludes)
-{
-#ifdef _WIN32
-    m_excludedIncludes.clear();
-    m_excludedIncludes.reserve(excludedIncludes.size());
-    std::transform(std::make_move_iterator(excludedIncludes.begin()),
-                   std::make_move_iterator(excludedIncludes.end()),
-                   std::back_inserter(m_excludedIncludes),
-                   [] (Utils::PathString &&path) {
-        path.replace("/", "\\");
-        return std::move(path);
-    });
-
-
-#else
-    m_excludedIncludes = std::move(excludedIncludes);
-#endif
-}
-
-void IncludeCollector::addFiles(const FilePathIds &filePathIds,
-                                const Utils::SmallStringVector &arguments)
-{
-    m_clangTool.addFiles(m_filePathCache.filePaths(filePathIds), arguments);
-    m_sourceFiles.insert(m_sourceFiles.end(), filePathIds.begin(), filePathIds.end());
-}
-
-void IncludeCollector::addFile(FilePathId filePathId, const Utils::SmallStringVector &arguments)
-{
-    addFiles({filePathId}, arguments);
-}
-
-void IncludeCollector::addFile(FilePath filePath,
-                               const FilePathIds &sourceFileIds,
-                               const Utils::SmallStringVector &arguments)
-{
-    m_clangTool.addFiles({filePath}, arguments);
-    m_sourceFiles.insert(m_sourceFiles.end(), sourceFileIds.begin(), sourceFileIds.end());
-}
-
-void IncludeCollector::clear()
-{
-    m_clangTool = ClangTool();
-    m_usedMacros.clear();
-    m_sourceFiles.clear();
-    m_fileStatuses.clear();
-    m_sourceDependencies.clear();
-}
-
-} // namespace ClangBackEnd

src/tools/clangpchmanagerbackend/source/pchcreator.cpp

@@ -26,7 +26,7 @@
 #include "pchcreator.h"
 
 #include "environment.h"
-#include "includecollector.h"
+#include "builddependencycollector.h"
 #include "pchnotcreatederror.h"
 
 #include <clangpathwatcherinterface.h>
@@ -58,12 +58,12 @@ void append(Target &target, const Source &source)
         target.push_back(ValueType(std::move(entry)));
 }
 
-void appendFilePathId(Utils::PathStringVector &target,
+void appendFilePathId(ClangBackEnd::FilePaths &target,
                       const ClangBackEnd::FilePathIds &source,
                       const ClangBackEnd::FilePathCachingInterface &filePathCache)
 {
     for (FilePathId id : source)
-        target.emplace_back(filePathCache.filePath(id).path());
+        target.emplace_back(filePathCache.filePath(id));
 }
 
 Utils::PathStringVector generatedFilePaths(const V2::FileContainers &generaredFiles)
@@ -190,23 +190,23 @@ Utils::PathStringVector PchCreator::generateProjectPartHeaders(
 
 namespace {
 
-std::size_t sizeOfContent(const Utils::PathStringVector &paths)
+std::size_t sizeOfContent(const ClangBackEnd::FilePaths &paths)
 {
     return std::accumulate(paths.begin(),
                            paths.end(),
                            std::size_t(0),
-                           [] (std::size_t size, const Utils::PathString &path) {
+                           [] (std::size_t size, const auto &path) {
         const char includeTemplate[] = "#include \"\"\n";
         return size + path.size() + sizeof(includeTemplate);
     });
 }
 
-Utils::SmallString concatContent(const Utils::PathStringVector &paths, std::size_t size)
+Utils::SmallString concatContent(const ClangBackEnd::FilePaths &paths, std::size_t size)
 {
     Utils::SmallString content;
     content.reserve(size);
 
-    for (const Utils::PathString &path : paths) {
+    for (const ClangBackEnd::FilePath &path : paths) {
         content += "#include \"";
         content +=  path;
         content += "\"\n";
@@ -220,15 +220,15 @@ Utils::SmallString concatContent(const Utils::PathStringVector &paths, std::size
 Utils::SmallString PchCreator::generateProjectPartSourcesContent(
         const V2::ProjectPartContainer &projectPart) const
 {
-    Utils::PathStringVector paths = generateProjectPartSourcePaths(projectPart);
+    ClangBackEnd::FilePaths paths = generateProjectPartSourcePaths(projectPart);
 
     return concatContent(paths, sizeOfContent(paths));
 }
 
-Utils::PathStringVector PchCreator::generateProjectPartSourcePaths(
+ClangBackEnd::FilePaths PchCreator::generateProjectPartSourcePaths(
     const V2::ProjectPartContainer &projectPart) const
 {
-    Utils::PathStringVector includeAndSources;
+    ClangBackEnd::FilePaths includeAndSources;
     includeAndSources.reserve(projectPart.sourcePathIds.size());
 
     appendFilePathId(includeAndSources, projectPart.sourcePathIds, m_filePathCache);
@@ -236,7 +236,7 @@ Utils::PathStringVector PchCreator::generateProjectPartSourcePaths(
     return includeAndSources;
 }
 
-PchCreatorIncludes PchCreator::generateProjectPartPchIncludes(
+SourceEntries PchCreator::generateProjectPartPchIncludes(
         const V2::ProjectPartContainer &projectPart) const
 {
     Utils::SmallString jointedFileContent = generateProjectPartSourcesContent(projectPart);
@@ -245,9 +245,9 @@ PchCreatorIncludes PchCreator::generateProjectPartPchIncludes(
     Utils::SmallStringVector arguments = generateProjectPartCommandLine(projectPart);
     FilePath filePath{Utils::PathString(jointedFilePath)};
 
-    IncludeCollector collector(m_filePathCache);
+    BuildDependencyCollector collector(m_filePathCache);
 
-    collector.setExcludedIncludes(generateProjectPartSourcePaths(projectPart));
+    collector.setExcludedFilePaths(generateProjectPartSourcePaths(projectPart));
 
     collector.addFile(filePath, projectPart.sourcePathIds, arguments);
 
@@ -257,7 +257,7 @@ PchCreatorIncludes PchCreator::generateProjectPartPchIncludes(
 
     jointFile->remove();
 
-    return  {collector.takeIncludeIds(), collector.takeTopIncludeIds(), collector.takeTopsSystemIncludeIds()};
+    return collector.includeIds();
 }
 
 Utils::SmallString PchCreator::generateProjectPathPchHeaderFilePath(
@@ -309,7 +309,7 @@ IdPaths PchCreator::generateProjectPartPch(const V2::ProjectPartContainer &proje
 {
     long long lastModified = QDateTime::currentSecsSinceEpoch();
     auto includes = generateProjectPartPchIncludes(projectPart);
-    auto content = generatePchIncludeFileContent(includes.topIncludeIds);
+    auto content = generatePchIncludeFileContent(topIncludeIds(includes));
     auto pchIncludeFilePath = generateProjectPathPchHeaderFilePath(projectPart);
     auto pchFilePath = generateProjectPartPchFilePath(projectPart);
     generateFileWithContent(pchIncludeFilePath, content);
@@ -323,7 +323,7 @@ IdPaths PchCreator::generateProjectPartPch(const V2::ProjectPartContainer &proje
         m_projectPartPch.lastModified = lastModified;
     }
 
-    return {projectPart.projectPartId.clone(), std::move(includes.includeIds)};
+    return {projectPart.projectPartId.clone(), allIncludeIds(includes)};
 }
 
 void PchCreator::generatePch(const V2::ProjectPartContainer &projectPart)
@@ -392,6 +392,32 @@ std::unique_ptr<QFile> PchCreator::generateFileWithContent(
     return precompiledIncludeFile;
 }
 
+FilePathIds PchCreator::topIncludeIds(const SourceEntries &includes)
+{
+    FilePathIds topIncludes;
+    topIncludes.reserve(includes.size());
+
+    for (SourceEntry include : includes) {
+        if (include.sourceType == SourceType::TopInclude)
+            topIncludes.push_back(include.sourceId);
+    }
+
+    return topIncludes;
+}
+
+FilePathIds PchCreator::allIncludeIds(const SourceEntries &includes)
+{
+    FilePathIds allIncludes;
+    allIncludes.reserve(includes.size());
+
+    std::transform(includes.begin(),
+                   includes.end(),
+                   std::back_inserter(allIncludes),
+                   [](auto &&entry) { return entry.sourceId; });
+
+    return allIncludes;
+}
+
 QByteArray PchCreator::projectPartHash(const V2::ProjectPartContainer &projectPart)
 {
     QCryptographicHash hash(QCryptographicHash::Sha1);

src/tools/clangpchmanagerbackend/source/pchcreator.h

@@ -28,6 +28,7 @@
 #include "pchcreatorinterface.h"
 
 #include "idpaths.h"
+#include "sourceentry.h"
 
 #include <filepathcaching.h>
 #include <projectpartpch.h>
@@ -93,9 +94,9 @@ public:
             const V2::ProjectPartContainer &projectPart) const;
     Utils::SmallString generateProjectPartSourcesContent(
             const V2::ProjectPartContainer &projectPart) const;
-    Utils::PathStringVector generateProjectPartSourcePaths(
+    ClangBackEnd::FilePaths generateProjectPartSourcePaths(
             const V2::ProjectPartContainer &projectPart) const;
-    PchCreatorIncludes generateProjectPartPchIncludes(
+    SourceEntries generateProjectPartPchIncludes(
             const V2::ProjectPartContainer &projectPart) const;
     Utils::SmallString generateProjectPathPchHeaderFilePath(
             const V2::ProjectPartContainer &projectPart) const;
@@ -113,6 +114,9 @@ public:
             const Utils::SmallString &filePath,
             const Utils::SmallString &content);
 
+    static FilePathIds topIncludeIds(const SourceEntries &includes);
+    static FilePathIds allIncludeIds(const SourceEntries &includes);
+
 private:
     static QByteArray projectPartHash(const V2::ProjectPartContainer &projectPart);
 

src/tools/clangpchmanagerbackend/source/sourceentry.h

@@ -33,9 +33,10 @@ namespace ClangBackEnd {
 
 enum class SourceType : unsigned char
 {
-    Any,
     TopInclude,
-    TopSystemInclude
+    TopSystemInclude,
+    UserInclude,
+    SystemInclude
 };
 
 class TimeStamp
@@ -62,7 +63,6 @@ public:
         : lastModified(lastModified),
           sourceId(sourceId),
           sourceType(static_cast<SourceType>(sourceType))
-
     {}
 
     SourceEntry(FilePathId sourceId, SourceType sourceType, TimeStamp lastModified)
@@ -85,10 +85,12 @@ public:
             && first.lastModified == second.lastModified ;
     }
 
+    friend bool operator!=(SourceEntry first, SourceEntry second) { return !(first == second); }
+
 public:
     TimeStamp lastModified;
     FilePathId sourceId;
-    SourceType sourceType = SourceType::Any;
+    SourceType sourceType = SourceType::UserInclude;
 };
 
 using SourceEntries = std::vector<SourceEntry>;

src/tools/clangrefactoringbackend/source/clangtool.cpp

@@ -135,6 +135,8 @@ clang::tooling::ClangTool ClangTool::createTool() const
             tool.mapVirtualFile(toStringRef(unsavedFileContent.filePath),
                                 toStringRef(unsavedFileContent.content));
 
+    tool.mapVirtualFile("/dummyFile", "#pragma once");
+
     return tool;
 }
 

src/tools/clangrefactoringbackend/source/filestatus.h

@@ -54,6 +54,12 @@ public:
             && first.lastModified == second.lastModified;
     }
 
+    friend
+    bool operator<(const FileStatus &first, const FileStatus &second)
+    {
+        return first.filePathId < second.filePathId;
+    }
+
 public:
     FilePathId filePathId;
     off_t size;

src/tools/clangrefactoringbackend/source/sourcedependency.h

@@ -34,23 +34,32 @@ namespace ClangBackEnd {
 class SourceDependency
 {
 public:
-    SourceDependency(FilePathId filePathId,
-                    FilePathId dependencyFilePathId)
-        : filePathId(filePathId),
-          dependencyFilePathId(dependencyFilePathId)
+    SourceDependency(FilePathId filePathId, FilePathId dependencyFilePathId)
+        : filePathId(filePathId)
+        , dependencyFilePathId(dependencyFilePathId)
     {}
 
-    friend
-    bool operator==(SourceDependency first, SourceDependency second)
+    friend bool operator==(SourceDependency first, SourceDependency second)
     {
         return first.filePathId == second.filePathId
                && first.dependencyFilePathId == second.dependencyFilePathId;
     }
 
+    friend bool operator!=(SourceDependency first, SourceDependency second)
+    {
+        return !(first == second);
+    }
+
+    friend bool operator<(SourceDependency first, SourceDependency second)
+    {
+        return std::tie(first.filePathId, first.dependencyFilePathId)
+               < std::tie(second.filePathId, second.dependencyFilePathId);
+    }
+
 public:
     FilePathId filePathId;
     FilePathId dependencyFilePathId;
 };
 
 using SourceDependencies = std::vector<SourceDependency>;
-}
+} // namespace ClangBackEnd

src/tools/clangrefactoringbackend/source/symbolsvisitorbase.h

@@ -145,7 +145,7 @@ public:
         return SymbolIndex(reinterpret_cast<std::uintptr_t>(pointer));
     }
 
-    void setSourceManager(const clang::SourceManager *sourceManager)
+    void setSourceManager(clang::SourceManager *sourceManager)
     {
         m_sourceManager = sourceManager;
     }

tests/unit/unittest/builddependenciesprovider-test.cpp

@@ -27,7 +27,7 @@
 
 #include "mockbuilddependenciesstorage.h"
 #include "mockmodifiedtimechecker.h"
-#include "mockbuilddependenciesgenerator.h"
+#include "mockbuilddependencygenerator.h"
 
 #include <builddependenciesprovider.h>
 
@@ -56,7 +56,7 @@ class BuildDependenciesProvider : public testing::Test
 protected:
     NiceMock<MockBuildDependenciesStorage> mockBuildDependenciesStorage;
     NiceMock<MockModifiedTimeChecker> mockModifiedTimeChecker;
-    NiceMock<MockBuildDependenciesGenerator> mockBuildDependenciesGenerator;
+    NiceMock<MockBuildDependencyGenerator> mockBuildDependenciesGenerator;
     ClangBackEnd::BuildDependenciesProvider provider{mockBuildDependenciesStorage, mockModifiedTimeChecker, mockBuildDependenciesGenerator};
     ClangBackEnd::V2::ProjectPartContainer projectPart1{"ProjectPart1",
                                                         {"--yi"},
@@ -70,13 +70,13 @@ protected:
                                                         {"/er"},
                                                         {1},
                                                         {2, 3, 4}};
-    SourceEntries firstSources{{1, SourceType::Any, 1}, {2, SourceType::Any, 1}, {10, SourceType::Any, 1}};
-    SourceEntries secondSources{{1, SourceType::Any, 1}, {3, SourceType::Any, 1}, {8, SourceType::Any, 1}};
-    SourceEntries thirdSources{{4, SourceType::Any, 1}, {8, SourceType::Any, 1}, {10, SourceType::Any, 1}};
+    SourceEntries firstSources{{1, SourceType::UserInclude, 1}, {2, SourceType::UserInclude, 1}, {10, SourceType::UserInclude, 1}};
+    SourceEntries secondSources{{1, SourceType::UserInclude, 1}, {3, SourceType::UserInclude, 1}, {8, SourceType::UserInclude, 1}};
+    SourceEntries thirdSources{{4, SourceType::UserInclude, 1}, {8, SourceType::UserInclude, 1}, {10, SourceType::UserInclude, 1}};
     UsedMacros firstUsedMacros{{"YI", 1}};
     UsedMacros secondUsedMacros{{"LIANG", 2}, {"ER", 2}};
     UsedMacros thirdUsedMacros{{"SAN", 10}};
-    BuildDependency buildDependency{secondSources, {}, {}, {}};
+    BuildDependency buildDependency{secondSources, {}};
 };
 
 TEST_F(BuildDependenciesProvider, CreateCallsFetchDependSourcesFromStorageIfTimeStampsAreUpToDate)

tests/unit/unittest/builddependenciesstorage-test.cpp

@@ -171,9 +171,9 @@ TEST_F(BuildDependenciesStorage, UpdateSources)
     SourceEntries entries{{1, SourceType::TopInclude, 10}, {2, SourceType::TopSystemInclude, 20}};
 
     EXPECT_CALL(updateBuildDependencyTimeStampStatement, write(TypedEq<long long>(10), TypedEq<int>(1)));
-    EXPECT_CALL(updateSourceTypeStatement, write(TypedEq<uchar>(1), TypedEq<int>(1)));
+    EXPECT_CALL(updateSourceTypeStatement, write(TypedEq<uchar>(0), TypedEq<int>(1)));
     EXPECT_CALL(updateBuildDependencyTimeStampStatement, write(TypedEq<long long>(20), TypedEq<int>(2)));
-    EXPECT_CALL(updateSourceTypeStatement, write(TypedEq<uchar>(2), TypedEq<int>(2)));
+    EXPECT_CALL(updateSourceTypeStatement, write(TypedEq<uchar>(1), TypedEq<int>(2)));
 
     storage.updateSources(entries);
 }

tests/unit/unittest/builddependencycollector-test.cpp

@@ -0,0 +1,635 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+****************************************************************************/
+
+#include "googletest.h"
+
+#include <refactoringdatabaseinitializer.h>
+#include <filepathcaching.h>
+#include <builddependencycollector.h>
+
+#include <sqlitedatabase.h>
+
+#include <QDateTime>
+#include <QDir>
+
+using testing::AllOf;
+using testing::Contains;
+using testing::Not;
+using testing::ElementsAre;
+using testing::UnorderedElementsAre;
+
+using ClangBackEnd::BuildDependency;
+using ClangBackEnd::FilePathId;
+using ClangBackEnd::FilePathIds;
+using ClangBackEnd::FilePathView;
+using ClangBackEnd::SourceDependency;
+using ClangBackEnd::SourceType;
+using ClangBackEnd::UsedMacro;
+
+namespace {
+
+MATCHER_P2(HasInclude, sourceId, sourceType,
+           std::string(negation ? "hasn't " : "has ")
+               + PrintToString(ClangBackEnd::SourceEntry(sourceId, sourceType, -1)))
+{
+    const ClangBackEnd::SourceEntry &entry = arg;
+
+    return entry.sourceId == sourceId && entry.sourceType == sourceType;
+}
+
+class BuildDependencyCollector : public ::testing::Test
+{
+protected:
+    BuildDependencyCollector()
+    {
+        setFilePathCache(&filePathCache);
+
+        collector.addFile(id(TESTDATA_DIR "/builddependencycollector/project/main.cpp"), {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+        collector.addFile(id(TESTDATA_DIR "/builddependencycollector/project/main2.cpp"), {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+
+        collector.addUnsavedFiles({{{TESTDATA_DIR, "BuildDependencyCollector/project/generated_file.h"}, "#pragma once", {}}});
+
+        collector.setExcludedFilePaths(Utils::clone(excludePaths));
+        emptyCollector.setExcludedFilePaths(Utils::clone(excludePaths));
+    }
+
+    ~BuildDependencyCollector()
+    {
+        setFilePathCache(nullptr);
+    }
+
+    FilePathId id(const Utils::SmallStringView &path) const
+    {
+        return filePathCache.filePathId(FilePathView{path});
+    }
+
+    static off_t fileSize(Utils::SmallStringView filePath)
+    {
+        return QFileInfo(QString(filePath)).size();
+    }
+
+   static std::time_t lastModified(Utils::SmallStringView filePath)
+    {
+        return QFileInfo(QString(filePath)).lastModified().toTime_t();
+    }
+
+    ClangBackEnd::FileStatus fileStatus(Utils::SmallStringView filePath) const
+    {
+        return {id(filePath), fileSize(filePath), lastModified(filePath), false};
+    }
+
+    static
+    FilePathIds filteredIncludes(const ClangBackEnd::SourceEntries &includes,
+                                 ClangBackEnd::SourceType includeType)
+    {
+        FilePathIds filteredIncludes;
+
+        for (const ClangBackEnd::SourceEntry &include : includes) {
+            if (include.sourceType == includeType)
+                filteredIncludes.push_back(include.sourceId);
+        }
+
+        return filteredIncludes;
+    }
+
+    static
+    FilePathIds topIncludes(const ClangBackEnd::SourceEntries &includes)
+    {
+        return filteredIncludes(includes, ClangBackEnd::SourceType::TopInclude);
+    }
+
+    static
+    FilePathIds systemTopIncludes(const ClangBackEnd::SourceEntries &includes)
+    {
+        return filteredIncludes(includes, ClangBackEnd::SourceType::TopSystemInclude);
+    }
+
+    static
+    FilePathIds userIncludes(const ClangBackEnd::SourceEntries &includes)
+    {
+        return filteredIncludes(includes, ClangBackEnd::SourceType::UserInclude);
+    }
+
+    static
+    FilePathIds allIncludes(const ClangBackEnd::SourceEntries &includes)
+    {
+        FilePathIds filteredIncludes;
+
+        for (const ClangBackEnd::SourceEntry &include : includes)
+                filteredIncludes.push_back(include.sourceId);
+
+        return filteredIncludes;
+    }
+
+protected:
+    Sqlite::Database database{":memory:", Sqlite::JournalMode::Memory};
+    ClangBackEnd::RefactoringDatabaseInitializer<Sqlite::Database> databaseInitializer{database};
+    ClangBackEnd::FilePathCaching filePathCache{database};
+    ClangBackEnd::BuildDependencyCollector collector{filePathCache};
+    ClangBackEnd::BuildDependencyCollector emptyCollector{filePathCache};
+    ClangBackEnd::FilePaths excludePaths = {TESTDATA_DIR "/builddependencycollector/project/main.cpp",
+                                            TESTDATA_DIR "/builddependencycollector/project/main2.cpp",
+                                            TESTDATA_DIR "/builddependencycollector/project/header1.h",
+                                            TESTDATA_DIR "/builddependencycollector/project/header2.h",
+                                            TESTDATA_DIR "/builddependencycollector/project/generated_file.h"};
+};
+
+TEST_F(BuildDependencyCollector, IncludesExternalHeader)
+{
+    collector.collect();
+
+    ASSERT_THAT(allIncludes(collector.includeIds()),
+                AllOf(Contains(id(TESTDATA_DIR "/builddependencycollector/external/external1.h")),
+                      Contains(id(TESTDATA_DIR "/builddependencycollector/external/external2.h")),
+                      Contains(id(TESTDATA_DIR "/builddependencycollector/external/indirect_external.h")),
+                      Contains(id(TESTDATA_DIR "/builddependencycollector/external/indirect_external2.h"))));
+}
+
+TEST_F(BuildDependencyCollector, InternalHeaderAreUserIncludes)
+{
+    collector.collect();
+
+    ASSERT_THAT(userIncludes(collector.includeIds()), Contains(id(TESTDATA_DIR "/builddependencycollector/project/header1.h")));
+}
+
+TEST_F(BuildDependencyCollector, NoDuplicate)
+{
+    collector.collect();
+
+    ASSERT_THAT(allIncludes(collector.includeIds()),
+                UnorderedElementsAre(
+                    id(TESTDATA_DIR "/builddependencycollector/project/header1.h"),
+                    id(TESTDATA_DIR "/builddependencycollector/project/header2.h"),
+                    id(TESTDATA_DIR "/builddependencycollector/external/external1.h"),
+                    id(TESTDATA_DIR "/builddependencycollector/external/external2.h"),
+                    id(TESTDATA_DIR "/builddependencycollector/external/external3.h"),
+                    id(TESTDATA_DIR "/builddependencycollector/external/indirect_external.h"),
+                    id(TESTDATA_DIR "/builddependencycollector/external/indirect_external2.h")));
+}
+
+TEST_F(BuildDependencyCollector, IncludesAreSorted)
+{
+    collector.collect();
+
+    ASSERT_THAT(allIncludes(collector.includeIds()),
+                ElementsAre(
+                    id(TESTDATA_DIR "/builddependencycollector/project/header1.h"),
+                    id(TESTDATA_DIR "/builddependencycollector/project/header2.h"),
+                    id(TESTDATA_DIR "/builddependencycollector/external/external3.h"),
+                    id(TESTDATA_DIR "/builddependencycollector/external/external1.h"),
+                    id(TESTDATA_DIR "/builddependencycollector/external/indirect_external.h"),
+                    id(TESTDATA_DIR "/builddependencycollector/external/indirect_external2.h"),
+                    id(TESTDATA_DIR "/builddependencycollector/external/external2.h")));
+}
+
+TEST_F(BuildDependencyCollector, If)
+{
+    emptyCollector.addFile(id(TESTDATA_DIR "/builddependencycollector/project/if.cpp"),  {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+
+    emptyCollector.collect();
+
+    ASSERT_THAT(allIncludes(emptyCollector.includeIds()),
+                ElementsAre(id(TESTDATA_DIR "/builddependencycollector/project/true.h")));
+}
+
+TEST_F(BuildDependencyCollector, LocalPath)
+{
+    emptyCollector.addFile(id(TESTDATA_DIR "/builddependencycollector/project/main.cpp"),  {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+
+    emptyCollector.collect();
+
+    ASSERT_THAT(allIncludes(emptyCollector.includeIds()),
+                UnorderedElementsAre(
+                    id(TESTDATA_DIR "/builddependencycollector/project/header1.h"),
+                    id(TESTDATA_DIR "/builddependencycollector/project/header2.h"),
+                    id(TESTDATA_DIR "/builddependencycollector/external/external1.h"),
+                    id(TESTDATA_DIR "/builddependencycollector/external/external2.h"),
+                    id(TESTDATA_DIR "/builddependencycollector/external/external3.h"),
+                    id(TESTDATA_DIR "/builddependencycollector/external/indirect_external.h"),
+                    id(TESTDATA_DIR "/builddependencycollector/external/indirect_external2.h")));
+}
+
+TEST_F(BuildDependencyCollector, IgnoreMissingFile)
+{
+    emptyCollector.addFile(id(TESTDATA_DIR "/builddependencycollector/project/missingfile.cpp"),  {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+
+    emptyCollector.collect();
+
+    ASSERT_THAT(allIncludes(emptyCollector.includeIds()),
+                UnorderedElementsAre(id(TESTDATA_DIR "/builddependencycollector/external/external1.h"),
+                                     id(TESTDATA_DIR "/builddependencycollector/external/indirect_external.h"),
+                                     id(TESTDATA_DIR "/builddependencycollector/external/indirect_external2.h")));
+}
+
+TEST_F(BuildDependencyCollector, IncludesOnlyTopExternalHeader)
+{
+    collector.collect();
+
+    ASSERT_THAT(topIncludes(collector.includeIds()),
+                UnorderedElementsAre(id(TESTDATA_DIR "/builddependencycollector/external/external1.h"),
+                                     id(TESTDATA_DIR "/builddependencycollector/external/external2.h"),
+                                     id(TESTDATA_DIR "/builddependencycollector/external/external3.h")));
+}
+
+TEST_F(BuildDependencyCollector, TopIncludeInIfMacro)
+{
+    emptyCollector.addFile(id(TESTDATA_DIR "/builddependencycollector/project/if.cpp"),  {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+    emptyCollector.setExcludedFilePaths({TESTDATA_DIR "/builddependencycollector/project/if.cpp"});
+
+    emptyCollector.collect();
+
+    ASSERT_THAT(topIncludes(emptyCollector.includeIds()),
+                ElementsAre(id(TESTDATA_DIR "/builddependencycollector/project/true.h")));
+}
+
+TEST_F(BuildDependencyCollector, TopIncludeWithLocalPath)
+{
+    emptyCollector.addFile(id(TESTDATA_DIR "/builddependencycollector/project/main.cpp"),  {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+
+    emptyCollector.collect();
+
+    ASSERT_THAT(topIncludes(emptyCollector.includeIds()),
+                UnorderedElementsAre(id(TESTDATA_DIR "/builddependencycollector/external/external1.h"),
+                                     id(TESTDATA_DIR "/builddependencycollector/external/external2.h"),
+                                     id(TESTDATA_DIR "/builddependencycollector/external/external3.h")));
+}
+
+TEST_F(BuildDependencyCollector, TopIncludesIgnoreMissingFile)
+{
+    emptyCollector.addFile(id(TESTDATA_DIR "/builddependencycollector/project/missingfile.cpp"),  {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+    emptyCollector.setExcludedFilePaths({TESTDATA_DIR "/builddependencycollector/project/missingfile.cpp"});
+
+    emptyCollector.collect();
+
+    ASSERT_THAT(topIncludes(emptyCollector.includeIds()),
+                UnorderedElementsAre(id(TESTDATA_DIR "/builddependencycollector/external/external1.h")));
+}
+
+TEST_F(BuildDependencyCollector, SourceFiles)
+{
+    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+
+    emptyCollector.collect();
+
+    ASSERT_THAT(emptyCollector.sourceFiles(),
+                UnorderedElementsAre(id(TESTDATA_DIR "/symbolscollector_main.cpp"),
+                                     id(TESTDATA_DIR "/symbolscollector_header1.h"),
+                                     id(TESTDATA_DIR "/symbolscollector_header2.h")));
+}
+
+TEST_F(BuildDependencyCollector, MainFileInSourceFiles)
+{
+    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+
+    ASSERT_THAT(emptyCollector.sourceFiles(),
+                ElementsAre(id(TESTDATA_DIR "/symbolscollector_main.cpp")));
+}
+
+TEST_F(BuildDependencyCollector, ResetMainFileInSourceFiles)
+{
+    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+
+    ASSERT_THAT(emptyCollector.sourceFiles(),
+                ElementsAre(id(TESTDATA_DIR "/symbolscollector_main.cpp")));
+}
+
+TEST_F(BuildDependencyCollector, DontDuplicateSourceFiles)
+{
+    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+    emptyCollector.collect();
+
+    emptyCollector.collect();
+
+    ASSERT_THAT(emptyCollector.sourceFiles(),
+                UnorderedElementsAre(id(TESTDATA_DIR "/symbolscollector_main.cpp"),
+                                     id(TESTDATA_DIR "/symbolscollector_header1.h"),
+                                     id(TESTDATA_DIR "/symbolscollector_header2.h")));
+}
+
+TEST_F(BuildDependencyCollector, ClearSourceFiles)
+{
+    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+
+    emptyCollector.clear();
+
+    ASSERT_THAT(emptyCollector.sourceFiles(), IsEmpty());
+}
+
+TEST_F(BuildDependencyCollector, ClearFileStatus)
+{
+    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+    emptyCollector.collect();
+
+    emptyCollector.clear();
+
+    ASSERT_THAT(emptyCollector.fileStatuses(), IsEmpty());
+}
+
+TEST_F(BuildDependencyCollector, ClearUsedMacros)
+{
+    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_defines.h"), {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+    emptyCollector.collect();
+
+    emptyCollector.clear();
+
+    ASSERT_THAT(emptyCollector.usedMacros(), IsEmpty());
+}
+
+TEST_F(BuildDependencyCollector, ClearSourceDependencies)
+{
+    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main2.cpp"), {"cc", "-I" TESTDATA_DIR});
+    emptyCollector.collect();
+
+    emptyCollector.clear();
+
+    ASSERT_THAT(emptyCollector.sourceDependencies(), IsEmpty());
+}
+
+TEST_F(BuildDependencyCollector, DontCollectSourceFilesAfterFilesAreCleared)
+{
+    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+
+    emptyCollector.clear();
+    emptyCollector.collect();
+
+    ASSERT_THAT(emptyCollector.sourceFiles(), IsEmpty());
+}
+
+TEST_F(BuildDependencyCollector, DontCollectFileStatusAfterFilesAreCleared)
+{
+    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+
+    emptyCollector.clear();
+    emptyCollector.collect();
+
+    ASSERT_THAT(emptyCollector.fileStatuses(), IsEmpty());
+}
+
+TEST_F(BuildDependencyCollector, DontCollectUsedMacrosAfterFilesAreCleared)
+{
+    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+
+    emptyCollector.clear();
+    emptyCollector.collect();
+
+    ASSERT_THAT(emptyCollector.usedMacros(), IsEmpty());
+}
+
+
+TEST_F(BuildDependencyCollector, DontCollectSourceDependenciesAfterFilesAreCleared)
+{
+    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+
+    emptyCollector.clear();
+    emptyCollector.collect();
+
+    ASSERT_THAT(emptyCollector.sourceDependencies(), IsEmpty());
+}
+
+TEST_F(BuildDependencyCollector, CollectUsedMacrosWithExternalDefine)
+{
+    auto fileId = id(TESTDATA_DIR "/symbolscollector_defines.h");
+    emptyCollector.addFile(fileId, {"cc", "-DCOMPILER_ARGUMENT"});
+
+    emptyCollector.collect();
+
+    ASSERT_THAT(emptyCollector.usedMacros(),
+                ElementsAre(Eq(UsedMacro{"DEFINED", fileId}),
+                            Eq(UsedMacro{"IF_DEFINE", fileId}),
+                            Eq(UsedMacro{"__clang__", fileId}),
+                            Eq(UsedMacro{"CLASS_EXPORT", fileId}),
+                            Eq(UsedMacro{"IF_NOT_DEFINE", fileId}),
+                            Eq(UsedMacro{"MACRO_EXPANSION", fileId}),
+                            Eq(UsedMacro{"COMPILER_ARGUMENT", fileId})));
+}
+
+TEST_F(BuildDependencyCollector, CollectUsedMacrosWithoutExternalDefine)
+{
+    auto fileId = id(TESTDATA_DIR "/symbolscollector_defines.h");
+    emptyCollector.addFile(fileId, {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+
+    emptyCollector.collect();
+
+    ASSERT_THAT(emptyCollector.usedMacros(),
+                ElementsAre(Eq(UsedMacro{"DEFINED", fileId}),
+                            Eq(UsedMacro{"IF_DEFINE", fileId}),
+                            Eq(UsedMacro{"__clang__", fileId}),
+                            Eq(UsedMacro{"CLASS_EXPORT", fileId}),
+                            Eq(UsedMacro{"IF_NOT_DEFINE", fileId}),
+                            Eq(UsedMacro{"MACRO_EXPANSION", fileId}),
+                            Eq(UsedMacro{"COMPILER_ARGUMENT", fileId})));
+}
+
+TEST_F(BuildDependencyCollector, DontCollectHeaderGuards)
+{
+    auto fileId = id(TESTDATA_DIR "/symbolscollector_defines.h");
+    emptyCollector.addFile(fileId, {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+
+    emptyCollector.collect();
+
+    ASSERT_THAT(emptyCollector.usedMacros(),
+                Not(Contains(Eq(UsedMacro{"SYMBOLSCOLLECTOR_DEFINES_H", fileId}))));
+}
+
+TEST_F(BuildDependencyCollector, DISABLED_DontCollectDynamicLibraryExports)
+{
+    auto fileId = id(TESTDATA_DIR "/symbolscollector_defines.h");
+    emptyCollector.addFile(fileId, {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+
+    emptyCollector.collect();
+
+    ASSERT_THAT(emptyCollector.usedMacros(),
+                Not(Contains(Eq(UsedMacro{"CLASS_EXPORT", fileId}))));
+}
+
+TEST_F(BuildDependencyCollector, CollectFileStatuses)
+{
+    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system"});
+
+    emptyCollector.collect();
+
+    ASSERT_THAT(emptyCollector.fileStatuses(),
+                ElementsAre(
+                    fileStatus(TESTDATA_DIR "/symbolscollector_main.cpp"),
+                    fileStatus(TESTDATA_DIR "/symbolscollector_header1.h"),
+                    fileStatus(TESTDATA_DIR "/symbolscollector_header2.h")));
+}
+
+TEST_F(BuildDependencyCollector, CollectSourceDependencies)
+{
+    auto mainFileId = id(TESTDATA_DIR "/symbolscollector_main2.cpp");
+    auto header1FileId = id(TESTDATA_DIR "/symbolscollector_header1.h");
+    auto header2FileId = id(TESTDATA_DIR "/symbolscollector_header2.h");
+    auto header3FileId = id(TESTDATA_DIR "/symbolscollector_header3.h");
+    emptyCollector.addFile(mainFileId, {"cc", "-I" TESTDATA_DIR});
+
+    emptyCollector.collect();
+
+    ASSERT_THAT(emptyCollector.sourceDependencies(),
+                UnorderedElementsAre(SourceDependency(mainFileId, header1FileId),
+                                     SourceDependency(mainFileId, header3FileId),
+                                     SourceDependency(header3FileId, header2FileId),
+                                     SourceDependency(header1FileId, header2FileId)));
+}
+
+TEST_F(BuildDependencyCollector, Create)
+{
+    ClangBackEnd::BuildDependencyCollector collector{filePathCache};
+    ClangBackEnd::V2::ProjectPartContainer
+        projectPart{"project1",
+                    {"cc",
+                     "-I",
+                     TESTDATA_DIR "/builddependencycollector/external",
+                     "-I",
+                     TESTDATA_DIR "/builddependencycollector/project",
+                     "-isystem",
+                     TESTDATA_DIR "/builddependencycollector/system"},
+                    {},
+                    {},
+                    {id(TESTDATA_DIR "/builddependencycollector/project/header1.h"),
+                     id(TESTDATA_DIR "/builddependencycollector/project/header2.h"),
+                        id(TESTDATA_DIR "/builddependencycollector/project/missingfile.h"),
+                    id(TESTDATA_DIR "/builddependencycollector/project/macros.h"),},
+                    {id(TESTDATA_DIR "/builddependencycollector/project/main4.cpp")}};
+
+    auto buildDependency = collector.create(projectPart);
+
+    ASSERT_THAT(
+        buildDependency,
+        AllOf(
+            Field(&BuildDependency::fileStatuses,
+                  UnorderedElementsAre(
+                      fileStatus(TESTDATA_DIR "/builddependencycollector/project/main4.cpp"),
+                      fileStatus(TESTDATA_DIR "/builddependencycollector/project/header1.h"),
+                      fileStatus(TESTDATA_DIR "/builddependencycollector/project/header2.h"),
+                      fileStatus(TESTDATA_DIR "/builddependencycollector/external/external3.h"),
+                      fileStatus(TESTDATA_DIR "/builddependencycollector/external/external1.h"),
+                      fileStatus(TESTDATA_DIR
+                                 "/builddependencycollector/external/indirect_external.h"),
+                      fileStatus(TESTDATA_DIR
+                                 "/builddependencycollector/external/indirect_external2.h"),
+                      fileStatus(TESTDATA_DIR "/builddependencycollector/external/external2.h"),
+                      fileStatus(TESTDATA_DIR "/builddependencycollector/system/system1.h"),
+                      fileStatus(TESTDATA_DIR "/builddependencycollector/system/indirect_system.h"),
+                      fileStatus(TESTDATA_DIR "/builddependencycollector/system/indirect_system2.h"),
+                      fileStatus(TESTDATA_DIR "/builddependencycollector/project/missingfile.h"),
+                      fileStatus(TESTDATA_DIR "/builddependencycollector/project/macros.h"))),
+            Field(&BuildDependency::includes,
+                  UnorderedElementsAre(
+                      HasInclude(id(TESTDATA_DIR "/builddependencycollector/project/header1.h"),
+                                 SourceType::UserInclude),
+                      HasInclude(id(TESTDATA_DIR "/builddependencycollector/project/header2.h"),
+                                 SourceType::UserInclude),
+                      HasInclude(id(TESTDATA_DIR "/builddependencycollector/external/external3.h"),
+                                 SourceType::TopInclude),
+                      HasInclude(id(TESTDATA_DIR "/builddependencycollector/external/external1.h"),
+                                 SourceType::TopInclude),
+                      HasInclude(id(TESTDATA_DIR
+                                    "/builddependencycollector/external/indirect_external.h"),
+                                 SourceType::UserInclude),
+                      HasInclude(id(TESTDATA_DIR
+                                    "/builddependencycollector/external/indirect_external2.h"),
+                                 SourceType::UserInclude),
+                      HasInclude(id(TESTDATA_DIR "/builddependencycollector/external/external2.h"),
+                                 SourceType::TopInclude),
+                      HasInclude(id(TESTDATA_DIR "/builddependencycollector/system/system1.h"),
+                                 SourceType::TopSystemInclude),
+                      HasInclude(id(TESTDATA_DIR
+                                    "/builddependencycollector/system/indirect_system.h"),
+                                 SourceType::SystemInclude),
+                      HasInclude(id(TESTDATA_DIR
+                                    "/builddependencycollector/system/indirect_system2.h"),
+                                 SourceType::SystemInclude),
+                      HasInclude(id(TESTDATA_DIR "/builddependencycollector/project/missingfile.h"),
+                                 SourceType::UserInclude),
+                      HasInclude(id(TESTDATA_DIR "/builddependencycollector/project/macros.h"),
+                                 SourceType::UserInclude))),
+            Field(&BuildDependency::usedMacros,
+                  UnorderedElementsAre(
+                      UsedMacro{"DEFINE",
+                                id(TESTDATA_DIR "/builddependencycollector/project/macros.h")},
+                      UsedMacro{"IFDEF",
+                                id(TESTDATA_DIR "/builddependencycollector/project/macros.h")},
+                      UsedMacro{"DEFINED",
+                                id(TESTDATA_DIR "/builddependencycollector/project/macros.h")})),
+            Field(&BuildDependency::sourceFiles,
+                  UnorderedElementsAre(
+                      id(TESTDATA_DIR "/builddependencycollector/project/main4.cpp"),
+                      id(TESTDATA_DIR "/builddependencycollector/project/header1.h"),
+                      id(TESTDATA_DIR "/builddependencycollector/project/header2.h"),
+                      id(TESTDATA_DIR "/builddependencycollector/external/external3.h"),
+                      id(TESTDATA_DIR "/builddependencycollector/external/external1.h"),
+                      id(TESTDATA_DIR "/builddependencycollector/external/indirect_external.h"),
+                      id(TESTDATA_DIR "/builddependencycollector/external/indirect_external2.h"),
+                      id(TESTDATA_DIR "/builddependencycollector/external/external2.h"),
+                      id(TESTDATA_DIR "/builddependencycollector/system/system1.h"),
+                      id(TESTDATA_DIR "/builddependencycollector/system/indirect_system.h"),
+                      id(TESTDATA_DIR "/builddependencycollector/system/indirect_system2.h"),
+                      id(TESTDATA_DIR "/builddependencycollector/project/missingfile.h"),
+                      id(TESTDATA_DIR "/builddependencycollector/project/macros.h"))),
+            Field(
+                &BuildDependency::sourceDependencies,
+                UnorderedElementsAre(
+                    SourceDependency(id(TESTDATA_DIR "/builddependencycollector/project/main4.cpp"),
+                                     id(TESTDATA_DIR "/builddependencycollector/project/header1.h")),
+                    SourceDependency(id(TESTDATA_DIR "/builddependencycollector/project/main4.cpp"),
+                                     id(TESTDATA_DIR "/builddependencycollector/project/header2.h")),
+                    SourceDependency(id(TESTDATA_DIR "/builddependencycollector/project/main4.cpp"),
+                                     id(TESTDATA_DIR
+                                        "/builddependencycollector/project/missingfile.h")),
+                    SourceDependency(id(TESTDATA_DIR "/builddependencycollector/project/main4.cpp"),
+                                     id(TESTDATA_DIR
+                                        "/builddependencycollector/external/external1.h")),
+                    SourceDependency(id(TESTDATA_DIR "/builddependencycollector/project/main4.cpp"),
+                                     id(TESTDATA_DIR
+                                        "/builddependencycollector/external/external2.h")),
+                    SourceDependency(id(TESTDATA_DIR "/builddependencycollector/project/main4.cpp"),
+                                     id(TESTDATA_DIR "/builddependencycollector/system/system1.h")),
+                    SourceDependency(id(TESTDATA_DIR "/builddependencycollector/project/main4.cpp"),
+                                     id(TESTDATA_DIR "/builddependencycollector/project/macros.h")),
+                    SourceDependency(id(TESTDATA_DIR "/builddependencycollector/project/header2.h"),
+                                     id(TESTDATA_DIR
+                                        "/builddependencycollector/external/external3.h")),
+                    SourceDependency(id(TESTDATA_DIR
+                                        "/builddependencycollector/project/missingfile.h"),
+                                     id(TESTDATA_DIR
+                                        "/builddependencycollector/external/external1.h")),
+                    SourceDependency(id(TESTDATA_DIR
+                                        "/builddependencycollector/external/external1.h"),
+                                     id(TESTDATA_DIR
+                                        "/builddependencycollector/external/indirect_external.h")),
+                    SourceDependency(id(TESTDATA_DIR
+                                        "/builddependencycollector/external/indirect_external.h"),
+                                     id(TESTDATA_DIR
+                                        "/builddependencycollector/external/indirect_external2.h")),
+                    SourceDependency(id(TESTDATA_DIR "/builddependencycollector/system/system1.h"),
+                                     id(TESTDATA_DIR
+                                        "/builddependencycollector/system/indirect_system.h")),
+                    SourceDependency(id(TESTDATA_DIR
+                                        "/builddependencycollector/system/indirect_system.h"),
+                                     id(TESTDATA_DIR
+                                        "/builddependencycollector/system/indirect_system2.h"))))));
+}
+} // namespace

tests/unit/unittest/data/builddependencycollector/project/macros.h

@@ -0,0 +1,11 @@
+#pragma once
+
+#define DEFINE
+
+#ifdef IFDEF
+#endif
+
+#if defined(DEFINED)
+#endif
+DEFINE
+

tests/unit/unittest/data/builddependencycollector/project/main4.cpp

@@ -0,0 +1,9 @@
+#include <header1.h>
+#include <header2.h>
+#include "missingfile.h"
+#include "missingfile.h"
+#include <external1.h>
+#include <../external/external1.h>
+#include <../external/external2.h>
+#include <system1.h>
+#include "macros.h"

tests/unit/unittest/data/builddependencycollector/project/missingfile.h

@@ -0,0 +1,8 @@
+#pragma once
+
+#include "missing_file.moc"
+#include "foo/missing_file.moc"
+#include <missing_file2.moc>
+#include <foo2/missing_file2.moc>
+
+#include "external1.h"

tests/unit/unittest/gtest-creator-printing.cpp

@@ -66,6 +66,10 @@
 #include <coreplugin/find/searchresultitem.h>
 #include <coreplugin/locator/ilocatorfilter.h>
 
+namespace {
+ClangBackEnd::FilePathCaching *filePathCache = nullptr;
+}
+
 void PrintTo(const Utf8String &text, ::std::ostream *os)
 {
     *os << text;
@@ -171,7 +175,10 @@ namespace ClangBackEnd {
 
 std::ostream &operator<<(std::ostream &out, const FilePathId &id)
 {
-    return out << "(" << id.filePathId << ")";
+    if (filePathCache)
+        return out << "(" << id.filePathId << ", " << filePathCache->filePath(id) << ")";
+
+    return out << id.filePathId;
 }
 
 std::ostream &operator<<(std::ostream &out, const FilePathView &filePathView)
@@ -1014,10 +1021,13 @@ std::ostream &operator<<(std::ostream &out, const PchTask &task)
 
 std::ostream &operator<<(std::ostream &out, const BuildDependency &dependency)
 {
-    return out << "("
-               << dependency.includes << ", "
-               << dependency.topsSystemIncludeIds << ", "
-               << dependency.topIncludeIds << ")";
+    return out << "(\n"
+               << "includes: " << dependency.includes << ",\n"
+               << "usedMacros: " << dependency.usedMacros  << ",\n"
+               << "fileStatuses: " << dependency.fileStatuses  << ",\n"
+               << "sourceFiles: " << dependency.sourceFiles  << ",\n"
+               << "sourceDependencies: " << dependency.sourceDependencies  << ",\n"
+               << ")";
 }
 
 const char *sourceTypeString(SourceType sourceType)
@@ -1025,9 +1035,14 @@ const char *sourceTypeString(SourceType sourceType)
     using ClangBackEnd::SymbolTag;
 
     switch (sourceType) {
-    case SourceType::Any: return "Any";
-    case SourceType::TopInclude: return "TopInclude";
-    case SourceType::TopSystemInclude: return "TopSystemInclude";
+        case SourceType::TopInclude:
+            return "TopInclude";
+        case SourceType::TopSystemInclude:
+            return "TopSystemInclude";
+        case SourceType::SystemInclude:
+            return "SystemInclude";
+        case SourceType::UserInclude:
+            return "UserInclude";
     }
 
     return "";
@@ -1131,3 +1146,8 @@ std::ostream &operator<<(std::ostream &out, const Usage &usage)
     return out << "(" << usage.path << ", " << usage.line << ", " << usage.column <<")";
 }
 } // namespace CppTools
+
+void setFilePathCache(ClangBackEnd::FilePathCaching *cache)
+{
+    filePathCache = cache;
+}

tests/unit/unittest/gtest-creator-printing.h

@@ -173,6 +173,7 @@ class PchCreatorIncludes;
 class PchTask;
 class BuildDependency;
 class SourceEntry;
+class FilePathCaching;
 
 std::ostream &operator<<(std::ostream &out, const SourceLocationEntry &entry);
 std::ostream &operator<<(std::ostream &out, const IdPaths &idPaths);
@@ -289,3 +290,5 @@ class Usage;
 
 std::ostream &operator<<(std::ostream &out, const Usage &usage);
 } // namespace CppTools
+
+void setFilePathCache(ClangBackEnd::FilePathCaching *filePathCache);

tests/unit/unittest/includecollector-test.cpp

@@ -1,422 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2016 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-
-#include "googletest.h"
-
-#include <refactoringdatabaseinitializer.h>
-#include <filepathcaching.h>
-#include <includecollector.h>
-
-#include <sqlitedatabase.h>
-
-#include <QDateTime>
-#include <QDir>
-
-using testing::AllOf;
-using testing::Contains;
-using testing::Not;
-using testing::ElementsAre;
-using testing::UnorderedElementsAre;
-
-using ClangBackEnd::FilePathId;
-using ClangBackEnd::FilePathIds;
-using ClangBackEnd::FilePathView;
-using ClangBackEnd::SourceDependency;
-using ClangBackEnd::UsedMacro;
-
-namespace {
-
-class IncludeCollector : public ::testing::Test
-{
-protected:
-    void SetUp()
-    {
-        collector.addFile(id(TESTDATA_DIR "/includecollector/project/main.cpp"), {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-        collector.addFile(id(TESTDATA_DIR "/includecollector/project/main2.cpp"), {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-
-        collector.addUnsavedFiles({{{TESTDATA_DIR, "includecollector/project/generated_file.h"}, "#pragma once", {}}});
-
-        collector.setExcludedIncludes(excludePaths.clone());
-        emptyCollector.setExcludedIncludes(excludePaths.clone());
-    }
-
-    FilePathId id(const Utils::SmallStringView &path) const
-    {
-        return filePathCache.filePathId(FilePathView{path});
-    }
-
-    static off_t fileSize(Utils::SmallStringView filePath)
-    {
-        return QFileInfo(QString(filePath)).size();
-    }
-
-   static std::time_t lastModified(Utils::SmallStringView filePath)
-    {
-        return QFileInfo(QString(filePath)).lastModified().toTime_t();
-    }
-
-    ClangBackEnd::FileStatus fileStatus(Utils::SmallStringView filePath) const
-    {
-        return {id(filePath), fileSize(filePath), lastModified(filePath), false};
-    }
-protected:
-    Sqlite::Database database{":memory:", Sqlite::JournalMode::Memory};
-    ClangBackEnd::RefactoringDatabaseInitializer<Sqlite::Database> databaseInitializer{database};
-    ClangBackEnd::FilePathCaching filePathCache{database};
-    ClangBackEnd::IncludeCollector collector{filePathCache};
-    ClangBackEnd::IncludeCollector emptyCollector{filePathCache};
-    Utils::PathStringVector excludePaths = {TESTDATA_DIR "/includecollector/project/main.cpp",
-                                            TESTDATA_DIR "/includecollector/project/main2.cpp",
-                                            TESTDATA_DIR "/includecollector/project/header1.h",
-                                            TESTDATA_DIR "/includecollector/project/header2.h",
-                                            TESTDATA_DIR "/includecollector/project/generated_file.h"};
-};
-
-TEST_F(IncludeCollector, IncludesExternalHeader)
-{
-    collector.collect();
-
-    ASSERT_THAT(collector.takeIncludeIds(),
-                AllOf(Contains(id(TESTDATA_DIR "/includecollector/external/external1.h")),
-                      Contains(id(TESTDATA_DIR "/includecollector/external/external2.h")),
-                      Contains(id(TESTDATA_DIR "/includecollector/external/indirect_external.h")),
-                      Contains(id(TESTDATA_DIR "/includecollector/external/indirect_external2.h"))));
-}
-
-TEST_F(IncludeCollector, DoesNotIncludesInternalHeader)
-{
-    collector.collect();
-
-    ASSERT_THAT(collector.takeIncludeIds(), Not(Contains(id(TESTDATA_DIR "/includecollector/project/header1.h"))));
-}
-
-TEST_F(IncludeCollector, NoDuplicate)
-{
-    collector.collect();
-
-    ASSERT_THAT(collector.takeIncludeIds(),
-                UnorderedElementsAre(id(TESTDATA_DIR "/includecollector/external/external1.h"),
-                                     id(TESTDATA_DIR "/includecollector/external/external2.h"),
-                                     id(TESTDATA_DIR "/includecollector/external/external3.h"),
-                                     id(TESTDATA_DIR "/includecollector/external/indirect_external.h"),
-                                     id(TESTDATA_DIR "/includecollector/external/indirect_external2.h")));
-}
-
-TEST_F(IncludeCollector, IncludesAreSorted)
-{
-    collector.collect();
-
-    ASSERT_THAT(collector.takeIncludeIds(),
-                SizeIs(5));
-}
-
-TEST_F(IncludeCollector, If)
-{
-    emptyCollector.addFile(id(TESTDATA_DIR "/includecollector/project/if.cpp"),  {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-
-    emptyCollector.collect();
-
-    ASSERT_THAT(emptyCollector.takeIncludeIds(),
-                ElementsAre(id(TESTDATA_DIR "/includecollector/project/true.h")));
-}
-
-TEST_F(IncludeCollector, LocalPath)
-{
-    emptyCollector.addFile(id(TESTDATA_DIR "/includecollector/project/main.cpp"),  {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-
-    emptyCollector.collect();
-
-    ASSERT_THAT(emptyCollector.takeIncludeIds(),
-                UnorderedElementsAre(id(TESTDATA_DIR "/includecollector/external/external1.h"),
-                                     id(TESTDATA_DIR "/includecollector/external/external2.h"),
-                                     id(TESTDATA_DIR "/includecollector/external/external3.h"),
-                                     id(TESTDATA_DIR "/includecollector/external/indirect_external.h"),
-                                     id(TESTDATA_DIR "/includecollector/external/indirect_external2.h")));
-}
-
-TEST_F(IncludeCollector, IgnoreMissingFile)
-{
-    emptyCollector.addFile(id(TESTDATA_DIR "/includecollector/project/missingfile.cpp"),  {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-
-    emptyCollector.collect();
-
-    ASSERT_THAT(emptyCollector.takeIncludeIds(),
-                UnorderedElementsAre(id(TESTDATA_DIR "/includecollector/external/external1.h"),
-                                     id(TESTDATA_DIR "/includecollector/external/indirect_external.h"),
-                                     id(TESTDATA_DIR "/includecollector/external/indirect_external2.h")));
-}
-
-TEST_F(IncludeCollector, IncludesOnlyTopExternalHeader)
-{
-    collector.collect();
-
-    ASSERT_THAT(collector.takeTopIncludeIds(),
-                UnorderedElementsAre(id(TESTDATA_DIR "/includecollector/external/external1.h"),
-                                     id(TESTDATA_DIR "/includecollector/external/external2.h"),
-                                     id(TESTDATA_DIR "/includecollector/external/external3.h")));
-}
-
-TEST_F(IncludeCollector, TopIncludeInIfMacro)
-{
-    emptyCollector.addFile(id(TESTDATA_DIR "/includecollector/project/if.cpp"),  {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-    emptyCollector.setExcludedIncludes({TESTDATA_DIR "/includecollector/project/if.cpp"});
-
-    emptyCollector.collect();
-
-    ASSERT_THAT(emptyCollector.takeTopIncludeIds(),
-                ElementsAre(id(TESTDATA_DIR "/includecollector/project/true.h")));
-}
-
-TEST_F(IncludeCollector, TopIncludeWithLocalPath)
-{
-    emptyCollector.addFile(id(TESTDATA_DIR "/includecollector/project/main.cpp"),  {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-
-    emptyCollector.collect();
-
-    ASSERT_THAT(emptyCollector.takeTopIncludeIds(),
-                UnorderedElementsAre(id(TESTDATA_DIR "/includecollector/external/external1.h"),
-                                     id(TESTDATA_DIR "/includecollector/external/external2.h"),
-                                     id(TESTDATA_DIR "/includecollector/external/external3.h")));
-}
-
-TEST_F(IncludeCollector, TopIncludesIgnoreMissingFile)
-{
-    emptyCollector.addFile(id(TESTDATA_DIR "/includecollector/project/missingfile.cpp"),  {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-    emptyCollector.setExcludedIncludes({TESTDATA_DIR "/includecollector/project/missingfile.cpp"});
-
-    emptyCollector.collect();
-
-    ASSERT_THAT(emptyCollector.takeTopIncludeIds(),
-                UnorderedElementsAre(id(TESTDATA_DIR "/includecollector/external/external1.h")));
-}
-
-TEST_F(IncludeCollector, SourceFiles)
-{
-    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-
-    emptyCollector.collect();
-
-    ASSERT_THAT(emptyCollector.sourceFiles(),
-                UnorderedElementsAre(id(TESTDATA_DIR "/symbolscollector_main.cpp"),
-                                     id(TESTDATA_DIR "/symbolscollector_header1.h"),
-                                     id(TESTDATA_DIR "/symbolscollector_header2.h")));
-}
-
-TEST_F(IncludeCollector, MainFileInSourceFiles)
-{
-    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-
-    ASSERT_THAT(emptyCollector.sourceFiles(),
-                ElementsAre(id(TESTDATA_DIR "/symbolscollector_main.cpp")));
-}
-
-TEST_F(IncludeCollector, ResetMainFileInSourceFiles)
-{
-    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-
-    ASSERT_THAT(emptyCollector.sourceFiles(),
-                ElementsAre(id(TESTDATA_DIR "/symbolscollector_main.cpp")));
-}
-
-TEST_F(IncludeCollector, DontDuplicateSourceFiles)
-{
-    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-    emptyCollector.collect();
-
-    emptyCollector.collect();
-
-    ASSERT_THAT(emptyCollector.sourceFiles(),
-                UnorderedElementsAre(id(TESTDATA_DIR "/symbolscollector_main.cpp"),
-                                     id(TESTDATA_DIR "/symbolscollector_header1.h"),
-                                     id(TESTDATA_DIR "/symbolscollector_header2.h")));
-}
-
-TEST_F(IncludeCollector, ClearSourceFiles)
-{
-    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-
-    emptyCollector.clear();
-
-    ASSERT_THAT(emptyCollector.sourceFiles(), IsEmpty());
-}
-
-TEST_F(IncludeCollector, ClearFileStatus)
-{
-    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-    emptyCollector.collect();
-
-    emptyCollector.clear();
-
-    ASSERT_THAT(emptyCollector.fileStatuses(), IsEmpty());
-}
-
-TEST_F(IncludeCollector, ClearUsedMacros)
-{
-    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_defines.h"), {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-    emptyCollector.collect();
-
-    emptyCollector.clear();
-
-    ASSERT_THAT(emptyCollector.usedMacros(), IsEmpty());
-}
-
-TEST_F(IncludeCollector, ClearSourceDependencies)
-{
-    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main2.cpp"), {"cc", "-I" TESTDATA_DIR});
-    emptyCollector.collect();
-
-    emptyCollector.clear();
-
-    ASSERT_THAT(emptyCollector.sourceDependencies(), IsEmpty());
-}
-
-TEST_F(IncludeCollector, DontCollectSourceFilesAfterFilesAreCleared)
-{
-    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-
-    emptyCollector.clear();
-    emptyCollector.collect();
-
-    ASSERT_THAT(emptyCollector.sourceFiles(), IsEmpty());
-}
-
-TEST_F(IncludeCollector, DontCollectFileStatusAfterFilesAreCleared)
-{
-    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-
-    emptyCollector.clear();
-    emptyCollector.collect();
-
-    ASSERT_THAT(emptyCollector.fileStatuses(), IsEmpty());
-}
-
-TEST_F(IncludeCollector, DontCollectUsedMacrosAfterFilesAreCleared)
-{
-    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-
-    emptyCollector.clear();
-    emptyCollector.collect();
-
-    ASSERT_THAT(emptyCollector.usedMacros(), IsEmpty());
-}
-
-
-TEST_F(IncludeCollector, DontCollectSourceDependenciesAfterFilesAreCleared)
-{
-    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-
-    emptyCollector.clear();
-    emptyCollector.collect();
-
-    ASSERT_THAT(emptyCollector.sourceDependencies(), IsEmpty());
-}
-
-TEST_F(IncludeCollector, CollectUsedMacrosWithExternalDefine)
-{
-    auto fileId = id(TESTDATA_DIR "/symbolscollector_defines.h");
-    emptyCollector.addFile(fileId, {"cc", "-DCOMPILER_ARGUMENT"});
-
-    emptyCollector.collect();
-
-    ASSERT_THAT(emptyCollector.usedMacros(),
-                ElementsAre(Eq(UsedMacro{"DEFINED", fileId}),
-                            Eq(UsedMacro{"IF_DEFINE", fileId}),
-                            Eq(UsedMacro{"__clang__", fileId}),
-                            Eq(UsedMacro{"CLASS_EXPORT", fileId}),
-                            Eq(UsedMacro{"IF_NOT_DEFINE", fileId}),
-                            Eq(UsedMacro{"MACRO_EXPANSION", fileId}),
-                            Eq(UsedMacro{"COMPILER_ARGUMENT", fileId})));
-}
-
-TEST_F(IncludeCollector, CollectUsedMacrosWithoutExternalDefine)
-{
-    auto fileId = id(TESTDATA_DIR "/symbolscollector_defines.h");
-    emptyCollector.addFile(fileId, {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-
-    emptyCollector.collect();
-
-    ASSERT_THAT(emptyCollector.usedMacros(),
-                ElementsAre(Eq(UsedMacro{"DEFINED", fileId}),
-                            Eq(UsedMacro{"IF_DEFINE", fileId}),
-                            Eq(UsedMacro{"__clang__", fileId}),
-                            Eq(UsedMacro{"CLASS_EXPORT", fileId}),
-                            Eq(UsedMacro{"IF_NOT_DEFINE", fileId}),
-                            Eq(UsedMacro{"MACRO_EXPANSION", fileId}),
-                            Eq(UsedMacro{"COMPILER_ARGUMENT", fileId})));
-}
-
-TEST_F(IncludeCollector, DontCollectHeaderGuards)
-{
-    auto fileId = id(TESTDATA_DIR "/symbolscollector_defines.h");
-    emptyCollector.addFile(fileId, {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-
-    emptyCollector.collect();
-
-    ASSERT_THAT(emptyCollector.usedMacros(),
-                Not(Contains(Eq(UsedMacro{"SYMBOLSCOLLECTOR_DEFINES_H", fileId}))));
-}
-
-TEST_F(IncludeCollector, DISABLED_DontCollectDynamicLibraryExports)
-{
-    auto fileId = id(TESTDATA_DIR "/symbolscollector_defines.h");
-    emptyCollector.addFile(fileId, {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-
-    emptyCollector.collect();
-
-    ASSERT_THAT(emptyCollector.usedMacros(),
-                Not(Contains(Eq(UsedMacro{"CLASS_EXPORT", fileId}))));
-}
-
-TEST_F(IncludeCollector, CollectFileStatuses)
-{
-    emptyCollector.addFile(id(TESTDATA_DIR "/symbolscollector_main.cpp"), {"cc", "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system"});
-
-    emptyCollector.collect();
-
-    ASSERT_THAT(emptyCollector.fileStatuses(),
-                ElementsAre(
-                    fileStatus(TESTDATA_DIR "/symbolscollector_main.cpp"),
-                    fileStatus(TESTDATA_DIR "/symbolscollector_header1.h"),
-                    fileStatus(TESTDATA_DIR "/symbolscollector_header2.h")));
-}
-
-TEST_F(IncludeCollector, CollectSourceDependencies)
-{
-    auto mainFileId = id(TESTDATA_DIR "/symbolscollector_main2.cpp");
-    auto header1FileId = id(TESTDATA_DIR "/symbolscollector_header1.h");
-    auto header2FileId = id(TESTDATA_DIR "/symbolscollector_header2.h");
-    auto header3FileId = id(TESTDATA_DIR "/symbolscollector_header3.h");
-    emptyCollector.addFile(mainFileId, {"cc", "-I" TESTDATA_DIR});
-
-    emptyCollector.collect();
-
-    ASSERT_THAT(emptyCollector.sourceDependencies(),
-                UnorderedElementsAre(SourceDependency(mainFileId, header1FileId),
-                                     SourceDependency(mainFileId, header3FileId),
-                                     SourceDependency(header3FileId, header2FileId),
-                                     SourceDependency(header1FileId, header2FileId)));
-}
-
-}

tests/unit/unittest/mockbuilddependencygenerator.h

@@ -27,9 +27,9 @@
 
 #include "googletest.h"
 
-#include <builddependenciesgeneratorinterface.h>
+#include <builddependencygeneratorinterface.h>
 
-class MockBuildDependenciesGenerator : public ClangBackEnd::BuildDependenciesGeneratorInterface
+class MockBuildDependencyGenerator : public ClangBackEnd::BuildDependencyGeneratorInterface
 {
 public:
     MOCK_METHOD1(create,

tests/unit/unittest/pchcreator-test.cpp

@@ -43,21 +43,33 @@
 
 namespace {
 
+using ClangBackEnd::FilePath;
 using ClangBackEnd::FilePathId;
+using ClangBackEnd::FilePathIds;
+using ClangBackEnd::FilePathView;
 using ClangBackEnd::GeneratedFiles;
 using ClangBackEnd::IdPaths;
 using ClangBackEnd::ProjectPartPch;
-using ClangBackEnd::V2::ProjectPartContainer;
+using ClangBackEnd::SourceEntries;
+using ClangBackEnd::SourceEntry;
+using ClangBackEnd::SourceType;
 using ClangBackEnd::V2::FileContainer;
-using ClangBackEnd::FilePath;
-using ClangBackEnd::FilePathIds;
-using ClangBackEnd::FilePathView;
+using ClangBackEnd::V2::ProjectPartContainer;
 
 using Utils::PathString;
 using Utils::SmallString;
 
 using UnitTests::EndsWith;
 
+MATCHER_P2(HasIdAndType, sourceId, sourceType,
+           std::string(negation ? "hasn't" : "has") +
+               PrintToString(ClangBackEnd::SourceEntry(sourceId, sourceType,
+                                                       -1)))
+{
+    const ClangBackEnd::SourceEntry &entry = arg;
+    return entry.sourceId == sourceId && entry.sourceType == sourceType;
+}
+
 class PchCreator: public ::testing::Test
 {
 protected:
@@ -74,27 +86,27 @@ protected:
 protected:
     Sqlite::Database database{":memory:", Sqlite::JournalMode::Memory};
     ClangBackEnd::RefactoringDatabaseInitializer<Sqlite::Database> databaseInitializer{database};
-    FilePath main1Path = TESTDATA_DIR "/includecollector/project/main3.cpp";
-    FilePath main2Path = TESTDATA_DIR "/includecollector/project/main2.cpp";
-    FilePath header1Path = TESTDATA_DIR "/includecollector/project/header1.h";
-    FilePath header2Path = TESTDATA_DIR "/includecollector/project/header2.h";
-    Utils::SmallStringView generatedFileName = "includecollector/project/generated_file.h";
-    FilePath generatedFilePath = TESTDATA_DIR "/includecollector/project/generated_file.h";
+    FilePath main1Path = TESTDATA_DIR "/builddependencycollector/project/main3.cpp";
+    FilePath main2Path = TESTDATA_DIR "/builddependencycollector/project/main2.cpp";
+    FilePath header1Path = TESTDATA_DIR "/builddependencycollector/project/header1.h";
+    FilePath header2Path = TESTDATA_DIR "/builddependencycollector/project/header2.h";
+    Utils::SmallStringView generatedFileName = "builddependencycollector/project/generated_file.h";
+    FilePath generatedFilePath = TESTDATA_DIR "/builddependencycollector/project/generated_file.h";
     TestEnvironment environment;
     FileContainer generatedFile{{TESTDATA_DIR, generatedFileName}, "#pragma once", {}};
     NiceMock<MockPchManagerClient> mockPchManagerClient;
     NiceMock<MockClangPathWatcher> mockClangPathWatcher;
     ClangBackEnd::PchCreator creator{environment, database, mockPchManagerClient, mockClangPathWatcher};
     ProjectPartContainer projectPart1{"project1",
-                                      {"-I", TESTDATA_DIR, "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system", "-Wno-pragma-once-outside-header"},
+                                      {"-I", TESTDATA_DIR, "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system", "-Wno-pragma-once-outside-header"},
                                       {{"DEFINE", "1"}},
-                                      {TESTDATA_DIR "/includecollector/external", TESTDATA_DIR "/includecollector/project"},
+                                      {TESTDATA_DIR "/builddependencycollector/external", TESTDATA_DIR "/builddependencycollector/project"},
                                       {id(header1Path)},
                                       {id(main1Path)}};
     ProjectPartContainer projectPart2{"project2",
-                                      {"-I", TESTDATA_DIR, "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-x", "c++-header", "-Wno-pragma-once-outside-header"},
+                                      {"-I", TESTDATA_DIR, "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-x", "c++-header", "-Wno-pragma-once-outside-header"},
                                       {{"DEFINE", "1"}},
-                                      {TESTDATA_DIR "/includecollector/external", TESTDATA_DIR "/includecollector/project"},
+                                      {TESTDATA_DIR "/builddependencycollector/external", TESTDATA_DIR "/builddependencycollector/project"},
                                       {id(header2Path)},
                                       {id(main2Path)}};
 };
@@ -112,7 +124,7 @@ TEST_F(PchCreator, CreateProjectPartCommandLine)
 {
     auto commandLine = creator.generateProjectPartCommandLine(projectPart1);
 
-    ASSERT_THAT(commandLine, ElementsAre(environment.clangCompilerPath(), "-I", TESTDATA_DIR, "-I", TESTDATA_DIR "/includecollector/external", "-I", TESTDATA_DIR "/includecollector/project", "-isystem", TESTDATA_DIR "/includecollector/system", "-Wno-pragma-once-outside-header"));
+    ASSERT_THAT(commandLine, ElementsAre(environment.clangCompilerPath(), "-I", TESTDATA_DIR, "-I", TESTDATA_DIR "/builddependencycollector/external", "-I", TESTDATA_DIR "/builddependencycollector/project", "-isystem", TESTDATA_DIR "/builddependencycollector/system", "-Wno-pragma-once-outside-header"));
 }
 
 TEST_F(PchCreator, CreateProjectPartHeaders)
@@ -135,37 +147,45 @@ TEST_F(PchCreatorSlowTest, CreateProjectPartPchIncludes)
 
     auto includeIds = creator.generateProjectPartPchIncludes(projectPart1);
 
-    ASSERT_THAT(includeIds,
+    ASSERT_THAT(
+        includeIds,
         AllOf(
-                    Field(&PchCreatorIncludes::includeIds,
-                          AllOf(Contains(id(TESTDATA_DIR "/includecollector/external/external1.h")),
-                                Contains(id(TESTDATA_DIR "/includecollector/external/external2.h")),
-                                Contains(id(TESTDATA_DIR "/includecollector/project/header2.h")),
-                                Contains(id(TESTDATA_DIR "/includecollector/system/system1.h")))),
-                    Field(&PchCreatorIncludes::topSystemIncludeIds,
-                          AllOf(Contains(id(TESTDATA_DIR "/includecollector/system/system1.h")),
-                                Not(Contains(id(TESTDATA_DIR "/includecollector/system/indirect_system.h"))))),
-                    Field(&PchCreatorIncludes::topIncludeIds,
-                          AllOf(Contains(id(TESTDATA_DIR "/includecollector/external/external1.h")),
-                                Contains(id(TESTDATA_DIR "/includecollector/external/external2.h"))))));
+            Contains(HasIdAndType(
+                id(TESTDATA_DIR "/builddependencycollector/project/header2.h"),
+                SourceType::TopInclude)),
+            Contains(HasIdAndType(
+                id(TESTDATA_DIR "/builddependencycollector/system/system1.h"),
+                SourceType::TopSystemInclude)),
+            Contains(HasIdAndType(
+                id(TESTDATA_DIR
+                   "/builddependencycollector/system/indirect_system.h"),
+                SourceType::SystemInclude)),
+            Contains(HasIdAndType(
+                id(TESTDATA_DIR
+                   "/builddependencycollector/external/external1.h"),
+                SourceType::TopInclude)),
+            Contains(HasIdAndType(
+                id(TESTDATA_DIR
+                   "/builddependencycollector/external/external2.h"),
+                SourceType::TopInclude))));
 }
 
 TEST_F(PchCreatorSlowTest, CreateProjectPartPchFileContent)
 {
     auto includes = creator.generateProjectPartPchIncludes(projectPart1);
 
-    auto content = creator.generatePchIncludeFileContent(includes.topIncludeIds);
+    auto content = creator.generatePchIncludeFileContent(creator.topIncludeIds(includes));
 
     ASSERT_THAT(std::string(content),
-                AllOf(HasSubstr("#include \"" TESTDATA_DIR "/includecollector/project/header2.h\"\n"),
-                      HasSubstr("#include \"" TESTDATA_DIR "/includecollector/external/external1.h\"\n"),
-                      HasSubstr("#include \"" TESTDATA_DIR "/includecollector/external/external2.h\"\n")));
+                AllOf(HasSubstr("#include \"" TESTDATA_DIR "/builddependencycollector/project/header2.h\"\n"),
+                      HasSubstr("#include \"" TESTDATA_DIR "/builddependencycollector/external/external1.h\"\n"),
+                      HasSubstr("#include \"" TESTDATA_DIR "/builddependencycollector/external/external2.h\"\n")));
 }
 
 TEST_F(PchCreatorSlowTest, CreateProjectPartPchIncludeFile)
 {
     auto includes = creator.generateProjectPartPchIncludes(projectPart1);
-    auto content = creator.generatePchIncludeFileContent(includes.topIncludeIds);
+    auto content = creator.generatePchIncludeFileContent(creator.topIncludeIds(includes));
     auto pchIncludeFilePath = creator.generateProjectPathPchHeaderFilePath(projectPart1);
     auto file = creator.generateFileWithContent(pchIncludeFilePath, content);
     file->open(QIODevice::ReadOnly);
@@ -173,9 +193,9 @@ TEST_F(PchCreatorSlowTest, CreateProjectPartPchIncludeFile)
     auto fileContent = file->readAll();
 
     ASSERT_THAT(fileContent.toStdString(),
-                AllOf(HasSubstr("#include \"" TESTDATA_DIR "/includecollector/project/header2.h\"\n"),
-                      HasSubstr("#include \"" TESTDATA_DIR "/includecollector/external/external1.h\"\n"),
-                      HasSubstr("#include \"" TESTDATA_DIR "/includecollector/external/external2.h\"\n")));
+                AllOf(HasSubstr("#include \"" TESTDATA_DIR "/builddependencycollector/project/header2.h\"\n"),
+                      HasSubstr("#include \"" TESTDATA_DIR "/builddependencycollector/external/external1.h\"\n"),
+                      HasSubstr("#include \"" TESTDATA_DIR "/builddependencycollector/external/external2.h\"\n")));
 }
 
 TEST_F(PchCreator, CreateProjectPartPchCompilerArguments)
@@ -235,9 +255,9 @@ TEST_F(PchCreatorVerySlowTest, IdPathsForCreatePchsForProjectParts)
 
     ASSERT_THAT(creator.takeProjectIncludes(),
                 AllOf(Field(&IdPaths::id, "project1"),
-                      Field(&IdPaths::filePathIds, AllOf(Contains(id(TESTDATA_DIR "/includecollector/project/header2.h")),
-                                                         Contains(id(TESTDATA_DIR "/includecollector/external/external1.h")),
-                                                         Contains(id(TESTDATA_DIR "/includecollector/external/external2.h"))))));
+                      Field(&IdPaths::filePathIds, AllOf(Contains(id(TESTDATA_DIR "/builddependencycollector/project/header2.h")),
+                                                         Contains(id(TESTDATA_DIR "/builddependencycollector/external/external1.h")),
+                                                         Contains(id(TESTDATA_DIR "/builddependencycollector/external/external2.h"))))));
 }
 
 TEST_F(PchCreatorVerySlowTest, ProjectPartPchForCreatesPchForProjectPart)
@@ -276,7 +296,7 @@ TEST_F(PchCreatorVerySlowTest, FaultyProjectPartPchForCreatesNoPchForProjectPart
                                            {{"DEFINE", "1"}},
                                            {"/includes"},
                                            {},
-                                           {id(TESTDATA_DIR "/includecollector/project/faulty.cpp")}};
+                                           {id(TESTDATA_DIR "/builddependencycollector/project/faulty.cpp")}};
 
     creator.generatePch(faultyProjectPart);
 
@@ -290,15 +310,14 @@ TEST_F(PchCreator, CreateProjectPartSourcesContent)
 {
     auto content = creator.generateProjectPartSourcesContent(projectPart1);
 
-    ASSERT_THAT(content, Eq("#include \"" TESTDATA_DIR "/includecollector/project/main3.cpp\"\n"));
+    ASSERT_THAT(content, Eq("#include \"" TESTDATA_DIR "/builddependencycollector/project/main3.cpp\"\n"));
 }
 
 TEST_F(PchCreator, Call)
 {
     auto content = creator.generateProjectPartSourcesContent(projectPart1);
 
-    ASSERT_THAT(content, Eq("#include \"" TESTDATA_DIR "/includecollector/project/main3.cpp\"\n"));
+    ASSERT_THAT(content, Eq("#include \"" TESTDATA_DIR "/builddependencycollector/project/main3.cpp\"\n"));
 }
 
-
 }

tests/unit/unittest/pchmanagerserver-test.cpp

@@ -74,10 +74,10 @@ protected:
     NiceMock<MockPchManagerClient> mockPchManagerClient;
     SmallString projectPartId1 = "project1";
     SmallString projectPartId2 = "project2";
-    PathString main1Path = TESTDATA_DIR "/includecollector_main3.cpp";
-    PathString main2Path = TESTDATA_DIR "/includecollector_main2.cpp";
-    PathString header1Path = TESTDATA_DIR "/includecollector_header1.h";
-    PathString header2Path = TESTDATA_DIR "/includecollector_header2.h";
+    PathString main1Path = TESTDATA_DIR "/BuildDependencyCollector_main3.cpp";
+    PathString main2Path = TESTDATA_DIR "/BuildDependencyCollector_main2.cpp";
+    PathString header1Path = TESTDATA_DIR "/BuildDependencyCollector_header1.h";
+    PathString header2Path = TESTDATA_DIR "/BuildDependencyCollector_header2.h";
     ClangBackEnd::IdPaths idPath{projectPartId1, {1, 2}};
     ProjectPartContainer projectPart1{projectPartId1.clone(),
                                       {"-I", TESTDATA_DIR, "-Wno-pragma-once-outside-header"},

tests/unit/unittest/pchtaskgenerator-test.cpp

@@ -49,8 +49,8 @@ protected:
                                                         {"/yi"},
                                                         {{1, 1}},
                                                         {{1, 2}}};
-    SourceEntries firstSources{{1, SourceType::Any, 1}, {2, SourceType::Any, 1}, {10, SourceType::Any, 1}};
-    BuildDependency buildDependency{firstSources, {}, {}, {}};
+    SourceEntries firstSources{{1, SourceType::UserInclude, 1}, {2, SourceType::UserInclude, 1}, {10, SourceType::UserInclude, 1}};
+    BuildDependency buildDependency{firstSources, {}};
 };
 
 TEST_F(PchTaskGenerator, Create)

tests/unit/unittest/symbolindexer-test.cpp

@@ -162,7 +162,7 @@ protected:
     ClangBackEnd::FilePathId main2PathId{filePathId(TESTDATA_DIR "/symbolindexer_main2.cpp")};
     ClangBackEnd::FilePathId header2PathId{filePathId(TESTDATA_DIR "/symbolindexer_header1.h")};
     ClangBackEnd::FilePathId header1PathId{filePathId(TESTDATA_DIR "/symbolindexer_header2.h")};
-    PathString generatedFileName = "includecollector_generated_file.h";
+    PathString generatedFileName = "BuildDependencyCollector_generated_file.h";
     ClangBackEnd::FilePathId generatedFilePathId21;
     ProjectPartContainer projectPart1{"project1",
                                       {"-I", TESTDATA_DIR, "-Wno-pragma-once-outside-header"},

tests/unit/unittest/unittest.pro

@@ -106,7 +106,8 @@ SOURCES += \
     pchtaskgenerator-test.cpp \
     compilationdatabaseutils-test.cpp \
     builddependenciesprovider-test.cpp \
-    builddependenciesstorage-test.cpp
+    builddependenciesstorage-test.cpp \
+    builddependencycollector-test.cpp
 
 !isEmpty(LIBCLANG_LIBS) {
 SOURCES += \
@@ -172,7 +173,6 @@ SOURCES += \
     clangqueryprojectfindfilter-test.cpp \
     clangquery-test.cpp \
     gtest-clang-printing.cpp \
-    includecollector-test.cpp \
     pchcreator-test.cpp \
     refactoringclientserverinprocess-test.cpp \
     refactoringclient-test.cpp \
@@ -252,8 +252,8 @@ HEADERS += \
     mocktaskscheduler.h \
     mockbuilddependenciesprovider.h \
     mockmodifiedtimechecker.h \
-    mockbuilddependenciesgenerator.h \
-    mockbuilddependenciesstorage.h
+    mockbuilddependenciesstorage.h \
+    mockbuilddependencygenerator.h
 
 !isEmpty(LIBCLANG_LIBS) {
 HEADERS += \