qt-creator/tests/unit/unittest/refactoringengine-test.cpp

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#include "googletest.h"

#include "mockrefactoringserver.h"
#include "mockrefactoringclient.h"

#include <refactoringcompileroptionsbuilder.h>
#include <refactoringengine.h>

#include <requestsourcelocationforrenamingmessage.h>
#include <sourcelocationsforrenamingmessage.h>

#include <cpptools/projectpart.h>

#include <QTextCursor>
#include <QTextDocument>

namespace {

using testing::_;

using ClangRefactoring::RefactoringCompilerOptionsBuilder;

using ClangBackEnd::RequestSourceLocationsForRenamingMessage;

using Utils::SmallString;
using Utils::SmallStringVector;

class RefactoringEngine : public ::testing::Test
{
protected:
    RefactoringEngine();

    void SetUp();

protected:
    MockRefactoringServer mockRefactoringServer;
    MockRefactoringClient mockRefactoringClient;
    ClangRefactoring::RefactoringEngine engine;
    QString fileContent{QStringLiteral("int x;\nint y;")};
    QTextDocument textDocument{fileContent};
    QTextCursor cursor{&textDocument};
    QString qStringFilePath{QStringLiteral("/home/user/file.cpp")};
    Utils::FileName filePath{Utils::FileName::fromString(qStringFilePath)};
    ClangBackEnd::FilePath clangBackEndFilePath{"/home/user", "file.cpp"};
    SmallStringVector commandLine;
    CppTools::ProjectPart::Ptr projectPart;
    CppTools::ProjectFile projectFile{qStringFilePath, CppTools::ProjectFile::CXXSource};
};

TEST_F(RefactoringEngine, SendRequestSourceLocationsForRenamingMessage)
{
    cursor.setPosition(11);
    RequestSourceLocationsForRenamingMessage message(clangBackEndFilePath.clone(),
                                                     2,
                                                     5,
                                                     fileContent,
                                                     commandLine.clone(),
                                                     1);

    EXPECT_CALL(mockRefactoringServer, requestSourceLocationsForRenamingMessage(message))
        .Times(1);

    engine.startLocalRenaming(cursor, filePath, textDocument.revision(), projectPart.data(), {});
}

TEST_F(RefactoringEngine, AfterSendRequestSourceLocationsForRenamingMessageIsUnusable)
{
    EXPECT_CALL(mockRefactoringServer, requestSourceLocationsForRenamingMessage(_));

    engine.startLocalRenaming(cursor, filePath, textDocument.revision(), projectPart.data(), {});

    ASSERT_FALSE(engine.isUsable());
}

RefactoringEngine::RefactoringEngine()
    : engine(mockRefactoringServer, mockRefactoringClient)
{
}

void RefactoringEngine::SetUp()
{
    projectPart = CppTools::ProjectPart::Ptr(new CppTools::ProjectPart);
    projectPart->files.push_back(projectFile);

    commandLine = RefactoringCompilerOptionsBuilder::build(projectPart.data(),
                                                           projectFile.kind,
                                                           RefactoringCompilerOptionsBuilder::PchUsage::None);
    commandLine.push_back(qStringFilePath);
}

}