forked from qt-creator/qt-creator
Add experimental clang code-model plug-in.
Previously known as the wip/clang branch. Contributors (in alphabetical order): - Christian Kamm <christian.d.kamm@nokia.com> - Erik Verbruggen <erik.verbruggen@digia.com> - Leandro Melo <leandro.melo@nokia.com> - Peter Kuemmel <syntheticpp@gmx.net> - Sergey Shambir <sergey.shambir.auto@gmail.com> Change-Id: I4c3ff600a19b6732641c1d5ef28236bf2cc17737 Reviewed-by: hjk <hjk121@nokiamail.com>
This commit is contained in:
Erik Verbruggen
hjk
392
src/plugins/clangcodemodel/test/clangcompletion_test.cpp
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392
src/plugins/clangcodemodel/test/clangcompletion_test.cpp
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/****************************************************************************
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**
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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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 Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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****************************************************************************/
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/**
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* @file clangcompletion_test.cpp
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* @brief Performs test for C/C++ code completion
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*
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* All test cases given as strings with @ character that points to completion
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* location.
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*/
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#ifdef WITH_TESTS
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// Disabled because there still no tool to detect system Objective-C headers
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#define ENABLE_OBJC_TESTS 0
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#include <QtTest>
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#include <QDebug>
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#undef interface // Canceling "#DEFINE interface struct" on Windows
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#include "completiontesthelper.h"
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#include "../clangcodemodelplugin.h"
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using namespace ClangCodeModel;
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using namespace ClangCodeModel::Internal;
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////////////////////////////////////////////////////////////////////////////////
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// Test cases
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/**
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* \defgroup Regression tests
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*
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* This group tests possible regressions in non-standard completion chunks
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* handling: for example, macro arguments and clang's code snippets.
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*
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* @{
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*/
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void ClangCodeModelPlugin::test_CXX_regressions()
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{
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QFETCH(QString, file);
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QFETCH(QStringList, unexpected);
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QFETCH(QStringList, mustHave);
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CompletionTestHelper helper;
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helper << file;
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QStringList proposals = helper.codeCompleteTexts();
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foreach (const QString &p, unexpected)
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QTEST_ASSERT(false == proposals.contains(p));
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foreach (const QString &p, mustHave)
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QTEST_ASSERT(true == proposals.contains(p));
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}
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void ClangCodeModelPlugin::test_CXX_regressions_data()
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{
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QTest::addColumn<QString>("file");
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QTest::addColumn<QStringList>("unexpected");
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QTest::addColumn<QStringList>("mustHave");
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QString file;
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QStringList unexpected;
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QStringList mustHave;
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file = QLatin1String("cxx_regression_1.cpp");
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mustHave << QLatin1String("sqr");
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mustHave << QLatin1String("~Math");
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unexpected << QLatin1String("operator=");
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QTest::newRow("case 1: method call completion") << file << unexpected << mustHave;
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mustHave.clear();
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unexpected.clear();
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file = QLatin1String("cxx_regression_2.cpp");
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unexpected << QLatin1String("i_second");
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unexpected << QLatin1String("c_second");
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unexpected << QLatin1String("f_second");
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mustHave << QLatin1String("i_first");
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mustHave << QLatin1String("c_first");
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QTest::newRow("case 2: multiple anonymous structs") << file << unexpected << mustHave;
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mustHave.clear();
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unexpected.clear();
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file = QLatin1String("cxx_regression_3.cpp");
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mustHave << QLatin1String("i8");
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mustHave << QLatin1String("i64");
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mustHave << QLatin1String("~Priv");
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unexpected << QLatin1String("operator=");
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QTest::newRow("case 3: nested class resolution") << file << unexpected << mustHave;
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mustHave.clear();
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unexpected.clear();
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file = QLatin1String("cxx_regression_4.cpp");
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mustHave << QLatin1String("action");
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QTest::newRow("case 4: local (in function) class resolution") << file << unexpected << mustHave;
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mustHave.clear();
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unexpected.clear();
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file = QLatin1String("cxx_regression_5.cpp");
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mustHave << QLatin1String("doB");
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unexpected << QLatin1String("doA");
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QTest::newRow("case 5: nested template class resolution") << file << unexpected << mustHave;
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mustHave.clear();
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unexpected.clear();
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file = QLatin1String("cxx_regression_6.cpp");
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mustHave << QLatin1String("OwningPtr");
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QTest::newRow("case 6: using particular symbol from namespace") << file << unexpected << mustHave;
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mustHave.clear();
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unexpected.clear();
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file = QLatin1String("cxx_regression_7.cpp");
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mustHave << QLatin1String("dataMember");
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mustHave << QLatin1String("anotherMember");
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QTest::newRow("case 7: template class inherited from template parameter") << file << unexpected << mustHave;
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mustHave.clear();
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unexpected.clear();
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file = QLatin1String("cxx_regression_8.cpp");
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mustHave << QLatin1String("utils::");
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unexpected << QLatin1String("utils");
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QTest::newRow("case 8: namespace completion in function body") << file << unexpected << mustHave;
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mustHave.clear();
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unexpected.clear();
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file = QLatin1String("cxx_regression_9.cpp");
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mustHave << QLatin1String("EnumScoped::Value1");
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mustHave << QLatin1String("EnumScoped::Value2");
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mustHave << QLatin1String("EnumScoped::Value3");
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unexpected << QLatin1String("Value1");
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unexpected << QLatin1String("EnumScoped");
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QTest::newRow("case 9: c++11 enum class, value used in switch and 'case' completed")
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<< file << unexpected << mustHave;
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mustHave.clear();
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unexpected.clear();
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}
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void ClangCodeModelPlugin::test_CXX_snippets()
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{
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QFETCH(QString, file);
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QFETCH(QStringList, texts);
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QFETCH(QStringList, snippets);
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Q_ASSERT(texts.size() == snippets.size());
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CompletionTestHelper helper;
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helper << file;
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QList<CodeCompletionResult> proposals = helper.codeComplete();
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for (int i = 0, n = texts.size(); i < n; ++i) {
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const QString &text = texts[i];
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const QString &snippet = snippets[i];
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const QString snippetError =
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QLatin1String("Text and snippet mismatch: text '") + text
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+ QLatin1String("', snippet '") + snippet
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+ QLatin1String("', got snippet '%1'");
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bool hasText = false;
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foreach (const CodeCompletionResult &ccr, proposals) {
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if (ccr.text() != text)
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continue;
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hasText = true;
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QVERIFY2(snippet == ccr.snippet(), snippetError.arg(ccr.snippet()).toAscii());
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}
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const QString textError(QLatin1String("Text not found:") + text);
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QVERIFY2(hasText, textError.toAscii());
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}
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}
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void ClangCodeModelPlugin::test_CXX_snippets_data()
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{
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QTest::addColumn<QString>("file");
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QTest::addColumn<QStringList>("texts");
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QTest::addColumn<QStringList>("snippets");
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QString file;
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QStringList texts;
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QStringList snippets;
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file = QLatin1String("cxx_snippets_1.cpp");
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texts << QLatin1String("reinterpret_cast<type>(expression)");
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snippets << QLatin1String("reinterpret_cast<$type$>($expression$)");
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texts << QLatin1String("static_cast<type>(expression)");
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snippets << QLatin1String("static_cast<$type$>($expression$)");
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texts << QLatin1String("new type(expressions)");
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snippets << QLatin1String("new $type$($expressions$)");
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QTest::newRow("case: snippets for var declaration") << file << texts << snippets;
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texts.clear();
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snippets.clear();
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file = QLatin1String("cxx_snippets_2.cpp");
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texts << QLatin1String("private");
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snippets << QLatin1String("");
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texts << QLatin1String("protected");
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snippets << QLatin1String("");
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texts << QLatin1String("public");
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snippets << QLatin1String("");
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texts << QLatin1String("friend");
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snippets << QLatin1String("");
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texts << QLatin1String("virtual");
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snippets << QLatin1String("");
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texts << QLatin1String("typedef type name");
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snippets << QLatin1String("typedef $type$ $name$");
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QTest::newRow("case: snippets inside class declaration") << file << texts << snippets;
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texts.clear();
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snippets.clear();
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file = QLatin1String("cxx_snippets_3.cpp");
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texts << QLatin1String("List");
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snippets << QLatin1String("List<$class Item$>");
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texts << QLatin1String("Tuple");
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snippets << QLatin1String("Tuple<$class First$, $class Second$, $typename Third$>");
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QTest::newRow("case: template class insertion as snippet") << file << texts << snippets;
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texts.clear();
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snippets.clear();
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file = QLatin1String("cxx_snippets_4.cpp");
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texts << QLatin1String("clamp");
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snippets << QLatin1String("");
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texts << QLatin1String("perform");
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snippets << QLatin1String("perform<$class T$>");
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QTest::newRow("case: template function insertion as snippet") << file << texts << snippets;
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texts.clear();
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snippets.clear();
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}
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void ClangCodeModelPlugin::test_ObjC_hints()
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{
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QFETCH(QString, file);
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QFETCH(QStringList, texts);
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QFETCH(QStringList, snippets);
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QFETCH(QStringList, hints);
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Q_ASSERT(texts.size() == snippets.size());
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Q_ASSERT(texts.size() == hints.size());
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CompletionTestHelper helper;
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helper << file;
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QList<CodeCompletionResult> proposals = helper.codeComplete();
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for (int i = 0, n = texts.size(); i < n; ++i) {
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const QString &text = texts[i];
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const QString &snippet = snippets[i];
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const QString &hint = hints[i];
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const QString snippetError =
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QLatin1String("Text and snippet mismatch: text '") + text
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+ QLatin1String("', snippet '") + snippet
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+ QLatin1String("', got snippet '%1'");
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const QString hintError =
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QLatin1String("Text and hint mismatch: text '") + text
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+ QLatin1String("', hint\n'") + hint
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+ QLatin1String(", got hint\n'%1'");
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bool hasText = false;
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QStringList texts;
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foreach (const CodeCompletionResult &ccr, proposals) {
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texts << ccr.text();
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if (ccr.text() != text)
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continue;
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hasText = true;
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QVERIFY2(snippet == ccr.snippet(), snippetError.arg(ccr.snippet()).toAscii());
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QVERIFY2(hint == ccr.hint(), hintError.arg(ccr.hint()).toAscii());
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}
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const QString textError(QString::fromLatin1("Text '%1' not found in set %2")
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.arg(text).arg(texts.join(QLatin1Char(','))));
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QVERIFY2(hasText, textError.toAscii());
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}
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}
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static QString makeObjCHint(const char *cHintPattern)
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{
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QString hintPattern(QString::fromUtf8(cHintPattern));
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QStringList lines = hintPattern.split(QLatin1Char('\n'));
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QString hint = QLatin1String("<p>");
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bool prependNewline = false;
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foreach (const QString &line, lines) {
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if (prependNewline)
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hint += QLatin1String("<br/>");
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prependNewline = true;
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int i = 0;
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while (i < line.size() && line[i] == QLatin1Char(' ')) {
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++i;
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hint += QLatin1String(" ");
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}
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hint += line.mid(i);
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}
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hint += QLatin1String("</p>");
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return hint;
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}
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void ClangCodeModelPlugin::test_ObjC_hints_data()
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{
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QTest::addColumn<QString>("file");
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QTest::addColumn<QStringList>("texts");
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QTest::addColumn<QStringList>("snippets");
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QTest::addColumn<QStringList>("hints");
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QString file;
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QStringList texts;
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QStringList snippets;
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QStringList hints;
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file = QLatin1String("objc_messages_1.mm");
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texts << QLatin1String("spectacleQuality:");
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snippets << QLatin1String("spectacleQuality:$(bool)$");
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hints << makeObjCHint("-(int) spectacleQuality:<b>(bool)</b>");
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texts << QLatin1String("desiredAmountForDramaDose:andPersonsCount:");
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snippets << QLatin1String("desiredAmountForDramaDose:$(int)$ andPersonsCount:$(int)$");
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hints << makeObjCHint("-(int) desiredAmountForDramaDose:<b>(int)</b> \n"
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" andPersonsCount:<b>(int)</b>");
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QTest::newRow("case: objective-c instance messages call") << file << texts << snippets << hints;
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texts.clear();
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snippets.clear();
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hints.clear();
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file = QLatin1String("objc_messages_2.mm");
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texts << QLatin1String("eatenAmount");
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snippets << QLatin1String("(int) eatenAmount");
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hints << makeObjCHint("+(int) eatenAmount");
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texts << QLatin1String("desiredAmountForDramaDose:andPersonsCount:");
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snippets << QLatin1String("(int) desiredAmountForDramaDose:(int)dose andPersonsCount:(int)count");
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hints << makeObjCHint("+(int) desiredAmountForDramaDose:(int)dose \n"
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" andPersonsCount:(int)count");
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QTest::newRow("case: objective-c class messages in @implementation") << file << texts << snippets << hints;
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texts.clear();
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snippets.clear();
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hints.clear();
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file = QLatin1String("objc_messages_3.mm");
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texts << QLatin1String("eatenAmount");
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snippets << QLatin1String("(int) eatenAmount");
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hints << makeObjCHint("-(int) eatenAmount");
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texts << QLatin1String("spectacleQuality");
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snippets << QLatin1String("(int) spectacleQuality");
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hints << makeObjCHint("-(int) spectacleQuality");
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texts << QLatin1String("desiredAmountForDramaDose:andPersonsCount:");
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snippets << QLatin1String("(int) desiredAmountForDramaDose:(int)dose andPersonsCount:(int)count");
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hints << makeObjCHint("-(int) desiredAmountForDramaDose:(int)dose \n"
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" andPersonsCount:(int)count");
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texts << QLatin1String("initWithOldTracker:");
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snippets << QLatin1String("(id) initWithOldTracker:(Bbbb<Aaaa> *)aabb");
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hints << makeObjCHint("-(id) initWithOldTracker:(Bbbb<Aaaa> *)aabb");
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QTest::newRow("case: objective-c class messages from base class") << file << texts << snippets << hints;
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texts.clear();
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snippets.clear();
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hints.clear();
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}
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#endif
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