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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "itestparser.h"
#include <coreplugin/editormanager/editormanager.h>
#include <cppeditor/cppmodelmanager.h>
#include <projectexplorer/projectmanager.h>
#include <utils/textfileformat.h>
#include <utils/algorithm.h>
#include <QRegularExpression>
#include <QRegularExpressionMatch>
using namespace Utils;
namespace Autotest {
using LookupInfo = QPair<QString, QString>;
static QHash<LookupInfo, bool> s_pchLookupCache;
Q_GLOBAL_STATIC(QMutex, s_cacheMutex);
CppParser::CppParser(ITestFramework *framework)
: ITestParser(framework)
{
}
void CppParser::init(const QSet<FilePath> &filesToParse, bool fullParse)
{
Q_UNUSED(filesToParse)
Q_UNUSED(fullParse)
m_cppSnapshot = CppEditor::CppModelManager::snapshot();
m_workingCopy = CppEditor::CppModelManager::workingCopy();
}
bool CppParser::selectedForBuilding(const FilePath &fileName)
{
QList<CppEditor::ProjectPart::ConstPtr> projParts =
CppEditor::CppModelManager::projectPart(fileName);
return !projParts.isEmpty() && projParts.at(0)->selectedForBuilding;
}
QByteArray CppParser::getFileContent(const FilePath &filePath) const
{
QByteArray fileContent;
if (const auto source = m_workingCopy.source(filePath)) {
fileContent = *source;
} else {
QString error;
const QTextCodec *codec = Core::EditorManager::defaultTextCodec();
if (TextFileFormat::readFileUTF8(filePath, codec, &fileContent, &error)
!= TextFileFormat::ReadSuccess) {
qDebug() << "Failed to read file" << filePath << ":" << error;
}
}
fileContent.replace("\r\n", "\n");
return fileContent;
}
bool precompiledHeaderContains(const CPlusPlus::Snapshot &snapshot,
const FilePath &filePath,
const QString &cacheString,
const std::function<bool(const FilePath &)> &checker)
{
const QList<CppEditor::ProjectPart::ConstPtr> projectParts
= CppEditor::CppModelManager::projectPart(filePath);
if (projectParts.isEmpty())
return false;
const QStringList precompiledHeaders = projectParts.first()->precompiledHeaders;
auto headerContains = [&](const QString &header){
LookupInfo info{header, cacheString};
auto it = s_pchLookupCache.find(info);
if (it == s_pchLookupCache.end()) {
it = s_pchLookupCache.insert(info,
Utils::anyOf(snapshot.allIncludesForDocument(FilePath::fromString(header)),
checker));
}
return it.value();
};
QMutexLocker l(s_cacheMutex());
return Utils::anyOf(precompiledHeaders, headerContains);
}
bool CppParser::precompiledHeaderContains(const CPlusPlus::Snapshot &snapshot,
const FilePath &filePath,
const QString &headerFilePath)
{
return Autotest::precompiledHeaderContains(snapshot,
filePath,
headerFilePath,
[&](const FilePath &include) {
return include.path().endsWith(headerFilePath);
});
}
bool CppParser::precompiledHeaderContains(const CPlusPlus::Snapshot &snapshot,
const FilePath &filePath,
const QRegularExpression &headerFileRegex)
{
return Autotest::precompiledHeaderContains(snapshot,
filePath,
headerFileRegex.pattern(),
[&](const FilePath &include) {
return headerFileRegex.match(include.path()).hasMatch();
});
}
std::optional<QSet<FilePath>> CppParser::filesContainingMacro(const QByteArray ¯oName)
{
// safety net to avoid adding some option
static const bool noPrefilter = qtcEnvironmentVariableIsSet("QTC_AUTOTEST_DISABLE_PREFILTER");
if (noPrefilter)
return std::nullopt;
QSet<FilePath> result;
CppEditor::ProjectInfo::ConstPtr infos = CppEditor::CppModelManager::projectInfo(
ProjectExplorer::ProjectManager::startupProject());
if (!infos)
return std::nullopt;
const auto projectParts = infos->projectParts();
for (const auto &pp : projectParts) {
if (!pp->selectedForBuilding)
continue;
if (Utils::anyOf(pp->projectMacros, Utils::equal(&ProjectExplorer::Macro::key, macroName)))
result.unite(Utils::transform<QSet>(pp->files, &CppEditor::ProjectFile::path));
}
return std::make_optional(result);
}
void CppParser::release()
{
m_cppSnapshot = CPlusPlus::Snapshot();
m_workingCopy = CppEditor::WorkingCopy();
QMutexLocker l(s_cacheMutex());
s_pchLookupCache.clear();
}
CPlusPlus::Document::Ptr CppParser::document(const FilePath &fileName)
{
return selectedForBuilding(fileName) ? m_cppSnapshot.document(fileName) : nullptr;
}
} // namespace Autotest
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