Clang: Extent sources manager with dependency

For many index cases such a function call it is needed to check if
any of the included files are changed because the function which is called
could be changed too.

Change-Id: Ibe0f43426c735d39072f284cad075dd4dc6f99c0
Reviewed-by: Ivan Donchevskii <ivan.donchevskii@qt.io>

src/tools/clangrefactoringbackend/source/sourcesmanager.h

@@ -59,6 +59,8 @@ public:
         if (!upToDate)
            addOrUpdateNewEntry(filePathId, modifiedTime);
 
+        m_dependendFilesModified = m_dependendFilesModified || !upToDate;
+
         return upToDate ;
     }
 
@@ -80,6 +82,17 @@ public:
 
         m_modifiedTimeStamps = std::move(mergedModifiedTimeStamps);
         m_newModifiedTimeStamps.clear();
+        m_dependendFilesModified = false;
+    }
+
+    bool dependendFilesModified() const
+    {
+        return m_dependendFilesModified;
+    }
+
+    bool alreadyParsedAllDependFiles(FilePathId filePathId, std::time_t modifiedTime)
+    {
+        return alreadyParsed(filePathId, modifiedTime) && !dependendFilesModified();
     }
 
 private:
@@ -101,6 +114,7 @@ private:
 private:
     std::vector<FilePathIdTime> m_modifiedTimeStamps;
     std::vector<FilePathIdTime> m_newModifiedTimeStamps;
+    bool m_dependendFilesModified = false;
 };
 
 }

tests/unit/unittest/sourcesmanager-test.cpp

@@ -136,4 +136,100 @@ TEST_F(SourcesManager, TimeIsUpdated)
     ASSERT_TRUE(sources.alreadyParsed({1, 1}, 57));
 }
 
+TEST_F(SourcesManager, AnyDependFileIsNotModifiedAfterInitialization)
+{
+    ASSERT_FALSE(sources.dependendFilesModified());
+}
+
+TEST_F(SourcesManager, AnyDependFileIsModified)
+{
+    sources.alreadyParsed({1, 1}, 56);
+
+    ASSERT_TRUE(sources.dependendFilesModified());
+}
+
+TEST_F(SourcesManager, AnyDependFileIsModifiedAfterParsingTwoTimesSameTimeStamp)
+{
+    sources.alreadyParsed({1, 1}, 56);
+    sources.alreadyParsed({1, 1}, 56);
+
+    ASSERT_TRUE(sources.dependendFilesModified());
+}
+
+TEST_F(SourcesManager, AnyDependFileIsNotModifiedAfterUpdate)
+{
+    sources.alreadyParsed({1, 1}, 56);
+    sources.updateModifiedTimeStamps();
+
+    ASSERT_FALSE(sources.dependendFilesModified());
+}
+
+TEST_F(SourcesManager, AnyDependFileIsNotModifiedAfterNotAlreadyPared)
+{
+    sources.alreadyParsed({1, 1}, 56);
+    sources.updateModifiedTimeStamps();
+
+    sources.alreadyParsed({1, 1}, 56);
+
+    ASSERT_FALSE(sources.dependendFilesModified());
+}
+
+TEST_F(SourcesManager, AnyDependFileIsNotModifiedAfterAlreadyPared)
+{
+    sources.alreadyParsed({1, 1}, 56);
+    sources.updateModifiedTimeStamps();
+
+    sources.alreadyParsed({1, 1}, 57);
+
+    ASSERT_TRUE(sources.dependendFilesModified());
+}
+
+TEST_F(SourcesManager, AnyDependFileIsModifiedAfterUpdateNewTimeStamp)
+{
+    sources.alreadyParsed({1, 1}, 56);
+    sources.alreadyParsed({1, 2}, 56);
+    sources.updateModifiedTimeStamps();
+    sources.alreadyParsed({1, 1}, 57);
+
+    sources.alreadyParsed({1, 2}, 56);
+
+    ASSERT_TRUE(sources.dependendFilesModified());
+}
+
+TEST_F(SourcesManager, AlreadyParsedWithDependencyAfterUpdateNewTimeStamp)
+{
+    sources.alreadyParsedAllDependFiles({1, 1}, 56);
+    sources.alreadyParsedAllDependFiles({1, 2}, 56);
+    sources.updateModifiedTimeStamps();
+    sources.alreadyParsedAllDependFiles({1, 1}, 57);
+
+    bool alreadyParsed = sources.alreadyParsedAllDependFiles({1, 2}, 56);
+
+    ASSERT_FALSE(alreadyParsed);
+}
+
+TEST_F(SourcesManager, AlreadyParsedWithDependencyAfterUpdateNewSecondTimeStamp)
+{
+    sources.alreadyParsedAllDependFiles({1, 1}, 56);
+    sources.alreadyParsedAllDependFiles({1, 2}, 56);
+    sources.updateModifiedTimeStamps();
+    sources.alreadyParsedAllDependFiles({1, 1}, 56);
+
+    bool alreadyParsed = sources.alreadyParsedAllDependFiles({1, 2}, 57);
+
+    ASSERT_FALSE(alreadyParsed);
+}
+
+TEST_F(SourcesManager, AlreadyParsedWithDependencyAfterUpdateSameTimeStamps)
+{
+    sources.alreadyParsedAllDependFiles({1, 1}, 56);
+    sources.alreadyParsedAllDependFiles({1, 2}, 56);
+    sources.updateModifiedTimeStamps();
+    sources.alreadyParsedAllDependFiles({1, 1}, 56);
+
+    bool alreadyParsed = sources.alreadyParsedAllDependFiles({1, 2}, 56);
+
+    ASSERT_TRUE(alreadyParsed);
+}
+
 }