forked from qt-creator/qt-creator
72e6dd2ab1
Instead fetch it once before starting asynchronous processing and accept that current state of the WorkingCopy might be not completely up to date. This avoids a crash that might happen when the code model tries to update the WorkingCopy while the test code parser fetches information of the WorkingCopy. Change-Id: I2a893bc8814090361305657ed3c3d772c7bf07d5 Reviewed-by: Nikolai Kosjar <nikolai.kosjar@qt.io>
256 lines
11 KiB
C++
256 lines
11 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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****************************************************************************/
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#include "qttestparser.h"
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#include "qttesttreeitem.h"
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#include "qttestvisitors.h"
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#include "qttest_utils.h"
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#include "../autotest_utils.h"
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#include <cplusplus/TypeOfExpression.h>
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namespace Autotest {
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namespace Internal {
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TestTreeItem *QtTestParseResult::createTestTreeItem() const
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{
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return itemType == TestTreeItem::Root ? 0 : QtTestTreeItem::createTestItem(this);
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}
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static bool includesQtTest(const CPlusPlus::Document::Ptr &doc, const CPlusPlus::Snapshot &snapshot)
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{
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static QStringList expectedHeaderPrefixes
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= Utils::HostOsInfo::isMacHost()
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? QStringList({ QLatin1String("QtTest.framework/Headers"), QLatin1String("QtTest") })
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: QStringList({ QLatin1String("QtTest") });
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const QList<CPlusPlus::Document::Include> includes = doc->resolvedIncludes();
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foreach (const CPlusPlus::Document::Include &inc, includes) {
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// TODO this short cut works only for #include <QtTest>
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// bad, as there could be much more different approaches
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if (inc.unresolvedFileName() == QLatin1String("QtTest")) {
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foreach (const QString &prefix, expectedHeaderPrefixes) {
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if (inc.resolvedFileName().endsWith(QString::fromLatin1("%1/QtTest").arg(prefix)))
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return true;
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}
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}
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}
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const QSet<QString> allIncludes = snapshot.allIncludesForDocument(doc->fileName());
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foreach (const QString &include, allIncludes) {
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foreach (const QString &prefix, expectedHeaderPrefixes) {
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if (include.endsWith(QString::fromLatin1("%1/qtest.h").arg(prefix)))
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return true;
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}
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}
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return false;
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}
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static bool qtTestLibDefined(const QString &fileName)
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{
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const QList<CppTools::ProjectPart::Ptr> parts =
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CppTools::CppModelManager::instance()->projectPart(fileName);
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if (parts.size() > 0)
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return parts.at(0)->projectDefines.contains("#define QT_TESTLIB_LIB");
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return false;
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}
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static QString testClass(const CppTools::CppModelManager *modelManager,
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const CPlusPlus::Snapshot &snapshot, const QString &fileName)
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{
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const QByteArray &fileContent = CppParser::getFileContent(fileName);
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CPlusPlus::Document::Ptr document = modelManager->document(fileName);
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if (document.isNull())
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return QString();
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const QList<CPlusPlus::Document::MacroUse> macros = document->macroUses();
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foreach (const CPlusPlus::Document::MacroUse ¯o, macros) {
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if (!macro.isFunctionLike())
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continue;
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const QByteArray name = macro.macro().name();
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if (QTestUtils::isQTestMacro(name)) {
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const CPlusPlus::Document::Block arg = macro.arguments().at(0);
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return QLatin1String(fileContent.mid(arg.bytesBegin(),
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arg.bytesEnd() - arg.bytesBegin()));
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}
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}
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// check if one has used a self-defined macro or QTest::qExec() directly
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document = snapshot.preprocessedDocument(fileContent, fileName);
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document->check();
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CPlusPlus::AST *ast = document->translationUnit()->ast();
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TestAstVisitor astVisitor(document);
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astVisitor.accept(ast);
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return astVisitor.className();
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}
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static CPlusPlus::Document::Ptr declaringDocument(CPlusPlus::Document::Ptr doc,
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const CPlusPlus::Snapshot &snapshot,
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const QString &testCaseName,
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unsigned *line, unsigned *column)
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{
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CPlusPlus::Document::Ptr declaringDoc = doc;
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CPlusPlus::TypeOfExpression typeOfExpr;
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typeOfExpr.init(doc, snapshot);
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QList<CPlusPlus::LookupItem> lookupItems = typeOfExpr(testCaseName.toUtf8(),
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doc->globalNamespace());
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if (lookupItems.size()) {
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if (CPlusPlus::Symbol *symbol = lookupItems.first().declaration()) {
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if (CPlusPlus::Class *toeClass = symbol->asClass()) {
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const QString declFileName = QLatin1String(toeClass->fileId()->chars(),
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toeClass->fileId()->size());
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declaringDoc = snapshot.document(declFileName);
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*line = toeClass->line();
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*column = toeClass->column() - 1;
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}
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}
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}
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return declaringDoc;
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}
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static QSet<QString> filesWithDataFunctionDefinitions(
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const QMap<QString, TestCodeLocationAndType> &testFunctions)
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{
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QSet<QString> result;
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QMap<QString, TestCodeLocationAndType>::ConstIterator it = testFunctions.begin();
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const QMap<QString, TestCodeLocationAndType>::ConstIterator end = testFunctions.end();
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for ( ; it != end; ++it) {
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const QString &key = it.key();
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if (key.endsWith(QLatin1String("_data")) && testFunctions.contains(key.left(key.size() - 5)))
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result.insert(it.value().m_name);
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}
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return result;
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}
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static QMap<QString, TestCodeLocationList> checkForDataTags(const QString &fileName,
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const CPlusPlus::Snapshot &snapshot)
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{
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const QByteArray fileContent = CppParser::getFileContent(fileName);
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CPlusPlus::Document::Ptr document = snapshot.preprocessedDocument(fileContent, fileName);
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document->check();
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CPlusPlus::AST *ast = document->translationUnit()->ast();
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TestDataFunctionVisitor visitor(document);
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visitor.accept(ast);
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return visitor.dataTags();
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}
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static bool handleQtTest(QFutureInterface<TestParseResultPtr> futureInterface,
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CPlusPlus::Document::Ptr document,
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const CPlusPlus::Snapshot &snapshot,
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const QString &oldTestCaseName,
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const Core::Id &id)
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{
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const CppTools::CppModelManager *modelManager = CppTools::CppModelManager::instance();
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const QString &fileName = document->fileName();
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QString testCaseName(testClass(modelManager, snapshot, fileName));
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// we might be in a reparse without the original entry point with the QTest::qExec()
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if (testCaseName.isEmpty())
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testCaseName = oldTestCaseName;
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if (!testCaseName.isEmpty()) {
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unsigned line = 0;
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unsigned column = 0;
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CPlusPlus::Document::Ptr declaringDoc = declaringDocument(document, snapshot, testCaseName,
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&line, &column);
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if (declaringDoc.isNull())
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return false;
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TestVisitor visitor(testCaseName);
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visitor.accept(declaringDoc->globalNamespace());
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if (!visitor.resultValid())
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return false;
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const QMap<QString, TestCodeLocationAndType> &testFunctions = visitor.privateSlots();
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const QSet<QString> &files = filesWithDataFunctionDefinitions(testFunctions);
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// TODO: change to QHash<>
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QMap<QString, TestCodeLocationList> dataTags;
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foreach (const QString &file, files)
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dataTags.unite(checkForDataTags(file, snapshot));
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QtTestParseResult *parseResult = new QtTestParseResult(id);
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parseResult->itemType = TestTreeItem::TestCase;
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parseResult->fileName = declaringDoc->fileName();
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parseResult->name = testCaseName;
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parseResult->displayName = testCaseName;
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parseResult->line = line;
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parseResult->column = column;
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parseResult->proFile = modelManager->projectPart(fileName).first()->projectFile;
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QMap<QString, TestCodeLocationAndType>::ConstIterator it = testFunctions.begin();
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const QMap<QString, TestCodeLocationAndType>::ConstIterator end = testFunctions.end();
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for ( ; it != end; ++it) {
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const TestCodeLocationAndType &location = it.value();
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QtTestParseResult *func = new QtTestParseResult(id);
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func->itemType = location.m_type;
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func->name = testCaseName + QLatin1String("::") + it.key();
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func->displayName = it.key();
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func->fileName = location.m_name;
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func->line = location.m_line;
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func->column = location.m_column;
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foreach (const TestCodeLocationAndType &tag, dataTags.value(func->name)) {
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QtTestParseResult *dataTag = new QtTestParseResult(id);
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dataTag->itemType = tag.m_type;
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dataTag->name = tag.m_name;
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dataTag->displayName = tag.m_name;
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dataTag->fileName = testFunctions.value(it.key() + QLatin1String("_data")).m_name;
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dataTag->line = tag.m_line;
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dataTag->column = tag.m_column;
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func->children.append(dataTag);
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}
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parseResult->children.append(func);
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}
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futureInterface.reportResult(TestParseResultPtr(parseResult));
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return true;
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}
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return false;
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}
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void QtTestParser::init(const QStringList &filesToParse)
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{
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m_testCaseNames = QTestUtils::testCaseNamesForFiles(id(), filesToParse);
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CppParser::init(filesToParse);
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}
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bool QtTestParser::processDocument(QFutureInterface<TestParseResultPtr> futureInterface,
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const QString &fileName)
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{
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if (!m_cppSnapshot.contains(fileName) || !selectedForBuilding(fileName))
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return false;
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CPlusPlus::Document::Ptr doc = m_cppSnapshot.find(fileName).value();
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const QString &oldName = m_testCaseNames.value(fileName);
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if ((!includesQtTest(doc, m_cppSnapshot) || !qtTestLibDefined(fileName)) && oldName.isEmpty())
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return false;
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return handleQtTest(futureInterface, doc, m_cppSnapshot, oldName, id());
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}
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} // namespace Internal
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} // namespace Autotest
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