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Clang: Add clang query

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Clang query is mechanism to use AST matcher to search for code. Think
about regular expression but in the context of AST. So you get a semantic
search tool for C++.

Change-Id: I72e882c5b53a0c52f352a3664847c4c3e4f6fc2e
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>
This commit is contained in:
Tim Jenssen
2016-11-15 15:38:12 +01:00
parent 96187594b5
commit 9c7ff5199f
99 changed files with 4603 additions and 246 deletions
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86
tests/unit/unittest/refactoringclient-test.cpp
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@@ -25,6 +25,7 @@
#include "googletest.h"
#include "mockrefactoringclientcallback.h"
#include "mocksearchhandle.h"
#include <refactoringclient.h>
#include <refactoringcompileroptionsbuilder.h>
@@ -32,6 +33,7 @@
#include <refactoringconnectionclient.h>
#include <sourcelocationsforrenamingmessage.h>
#include <sourcerangesanddiagnosticsforquerymessage.h>
#include <cpptools/projectpart.h>
@@ -45,7 +47,13 @@ namespace {
using ClangRefactoring::RefactoringCompilerOptionsBuilder;
using ClangRefactoring::RefactoringEngine;
using ClangBackEnd::SourceLocationsForRenamingMessage;
using ClangBackEnd::SourceRangesAndDiagnosticsForQueryMessage;
using testing::_;
using testing::Pair;
using testing::Contains;
using testing::NiceMock;
using Utils::SmallString;
using Utils::SmallStringVector;
@@ -55,6 +63,7 @@ class RefactoringClient : public ::testing::Test
void SetUp();
protected:
NiceMock<MockSearchHandle> mockSearchHandle;
MockRefactoringClientCallBack callbackMock;
ClangRefactoring::RefactoringClient client;
ClangBackEnd::RefactoringConnectionClient connectionClient{&client};
@@ -64,14 +73,20 @@ protected:
QTextCursor cursor{&textDocument};
QString qStringFilePath{QStringLiteral("/home/user/file.cpp")};
Utils::FileName filePath{Utils::FileName::fromString(qStringFilePath)};
ClangBackEnd::FilePath clangBackEndFilePath{"/home/user", "file.cpp"};
ClangBackEnd::FilePath clangBackEndFilePath{qStringFilePath};
SmallStringVector commandLine;
CppTools::ProjectPart::Ptr projectPart;
CppTools::ProjectFile projectFile{qStringFilePath, CppTools::ProjectFile::CXXSource};
ClangBackEnd::SourceLocationsForRenamingMessage message{"symbol",
{{{42u, clangBackEndFilePath.clone()}},
{{42u, 1, 1}, {42u, 2, 5}}},
1};
SourceLocationsForRenamingMessage renameMessage{"symbol",
{{{42u, clangBackEndFilePath.clone()}},
{{42u, 1, 1, 0}, {42u, 2, 5, 10}}},
1};
SourceRangesAndDiagnosticsForQueryMessage queryResultMessage{{{{42u, clangBackEndFilePath.clone()}},
{{42u, 1, 1, 0, 1, 5, 4, ""},
{42u, 2, 1, 5, 2, 5, 10, ""}}},
{}};
SourceRangesAndDiagnosticsForQueryMessage emptyQueryResultMessage{{{},{}},
{}};
};
TEST_F(RefactoringClient, SourceLocationsForRenaming)
@@ -84,12 +99,12 @@ TEST_F(RefactoringClient, SourceLocationsForRenaming)
textDocumentRevision);
});
EXPECT_CALL(callbackMock, localRenaming(message.symbolName().toQString(),
message.sourceLocations(),
message.textDocumentRevision()))
EXPECT_CALL(callbackMock, localRenaming(renameMessage.symbolName().toQString(),
renameMessage.sourceLocations(),
renameMessage.textDocumentRevision()))
.Times(1);
client.sourceLocationsForRenamingMessage(std::move(message));
client.sourceLocationsForRenamingMessage(std::move(renameMessage));
}
TEST_F(RefactoringClient, AfterSourceLocationsForRenamingEngineIsUsableAgain)
@@ -103,18 +118,65 @@ TEST_F(RefactoringClient, AfterSourceLocationsForRenamingEngineIsUsableAgain)
});
EXPECT_CALL(callbackMock, localRenaming(_,_,_));
client.sourceLocationsForRenamingMessage(std::move(message));
client.sourceLocationsForRenamingMessage(std::move(renameMessage));
ASSERT_TRUE(engine.isUsable());
}
TEST_F(RefactoringClient, AfterStartLocalRenameHasValidCallback)
{
engine.startLocalRenaming(cursor, filePath, textDocument.revision(), projectPart.data(), {});
engine.startLocalRenaming(cursor,
filePath,
textDocument.revision(),
projectPart.data(),
[&] (const QString &,
const ClangBackEnd::SourceLocationsContainer &,
int) {});
ASSERT_TRUE(client.hasValidLocalRenamingCallback());
}
TEST_F(RefactoringClient, CallAddResultsForEmptyQueryMessage)
{
EXPECT_CALL(mockSearchHandle, addResult(_ ,_ ,_ , _, _))
.Times(0);
client.sourceRangesAndDiagnosticsForQueryMessage(std::move(emptyQueryResultMessage));
}
TEST_F(RefactoringClient, CallAddResultsForQueryMessage)
{
EXPECT_CALL(mockSearchHandle, addResult(_ ,_ ,_ , _, _))
.Times(2);
client.sourceRangesAndDiagnosticsForQueryMessage(std::move(queryResultMessage));
}
TEST_F(RefactoringClient, CallFinishSearchForEmptyQueryMessage)
{
EXPECT_CALL(mockSearchHandle, finishSearch())
.Times(1);
client.sourceRangesAndDiagnosticsForQueryMessage(std::move(emptyQueryResultMessage));
}
TEST_F(RefactoringClient, CallFinishSearchQueryMessage)
{
EXPECT_CALL(mockSearchHandle, finishSearch())
.Times(1);
client.sourceRangesAndDiagnosticsForQueryMessage(std::move(queryResultMessage));
}
TEST_F(RefactoringClient, ConvertFilePaths)
{
std::unordered_map<uint, ClangBackEnd::FilePath> filePaths{{42u, clangBackEndFilePath.clone()}};
auto qstringFilePaths = ClangRefactoring::RefactoringClient::convertFilePaths(filePaths);
ASSERT_THAT(qstringFilePaths, Contains(Pair(42u, qStringFilePath)));
}
void RefactoringClient::SetUp()
{
client.setRefactoringEngine(&engine);
@@ -124,6 +186,8 @@ void RefactoringClient::SetUp()
commandLine = RefactoringCompilerOptionsBuilder::build(projectPart.data(),
projectFile.kind);
client.setSearchHandle(&mockSearchHandle);
}
}