forked from qt-creator/qt-creator
e871225057
Task-number: QTCREATORBUG-13219 Change-Id: I6278d7977f0ce560e793838c90cfbc867e1af025 Reviewed-by: Nikolai Kosjar <nikolai.kosjar@theqtcompany.com>
1913 lines
62 KiB
C++
1913 lines
62 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2014 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://www.qt.io/licensing. For further information
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** use the contact form at http://www.qt.io/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 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** 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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#include "../cplusplus_global.h"
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#include <cplusplus/pp.h>
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#include <QtTest>
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#include <QFile>
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#include <QHash>
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#include <QSet>
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//TESTED_COMPONENT=src/libs/cplusplus
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using namespace CPlusPlus;
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typedef QByteArray _;
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#define DUMP_OUTPUT(x) {QByteArray b(x);qDebug("output: [[%s]]", b.replace("\n", "<<\n").constData());}
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QByteArray loadSource(const QString &fileName)
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{
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QFile inf(QLatin1String(SRCDIR) + QLatin1Char('/') + fileName);
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if (!inf.open(QIODevice::ReadOnly | QIODevice::Text)) {
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qDebug("Cannot open \"%s\"", fileName.toUtf8().constData());
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return QByteArray();
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}
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QTextStream ins(&inf);
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QString source = ins.readAll();
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inf.close();
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return source.toUtf8();
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}
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void saveData(const QByteArray &data, const QString &fileName)
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{
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QFile inf(QLatin1String(SRCDIR) + QLatin1Char('/') + fileName);
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if (!inf.open(QIODevice::WriteOnly | QIODevice::Text)) {
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qDebug("Cannot open \"%s\"", fileName.toUtf8().constData());
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return;
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}
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inf.write(data);
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inf.close();
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}
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struct Include
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{
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Include(const QString &fileName, Client::IncludeType type, unsigned line)
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: fileName(fileName), type(type), line(line)
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{}
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QString fileName;
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Client::IncludeType type;
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unsigned line;
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};
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QDebug &operator<<(QDebug& d, const Include &i)
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{
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d << '[' << i.fileName
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<< ',' << (i.type == Client::IncludeGlobal ? "Global"
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: (i.type == Client::IncludeLocal ? "Local" : "Unknown"))
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<< ',' << i.line
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<< ']';
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return d;
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}
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class MockClient : public Client
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{
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public:
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struct Block {
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Block() : start(0), end(0) {}
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Block(unsigned start) : start(start), end(0) {}
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unsigned start;
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unsigned end;
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};
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public:
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MockClient(Environment *env, QByteArray *output)
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: m_env(env)
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, m_output(output)
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, m_pp(this, env)
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, m_includeDepth(0)
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{}
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virtual ~MockClient() {}
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virtual void macroAdded(const Macro & macro)
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{
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m_definedMacros.append(macro.name());
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m_definedMacrosLine.append(macro.line());
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}
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virtual void passedMacroDefinitionCheck(unsigned /*bytesOffset*/,
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unsigned /*utf16charsOffset*/,
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unsigned line,
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const Macro ¯o)
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{
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m_definitionsResolvedFromLines[macro.name()].append(line);
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}
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virtual void failedMacroDefinitionCheck(unsigned /*offset*/,
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unsigned /*utf16charsOffset*/,
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const ByteArrayRef &name)
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{
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m_unresolvedDefines.insert(name.toByteArray());
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}
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virtual void notifyMacroReference(unsigned bytesOffset, unsigned /*utf16charsOffset*/,
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unsigned line, const Macro ¯o)
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{
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m_macroUsesLine[macro.name()].append(line);
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m_expandedMacrosOffset.append(bytesOffset);
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}
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virtual void startExpandingMacro(unsigned bytesOffset,
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unsigned /*utf16charsOffset*/,
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unsigned line,
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const Macro ¯o,
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const QVector<MacroArgumentReference> &actuals
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= QVector<MacroArgumentReference>())
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{
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m_expandedMacros.append(macro.name());
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m_expandedMacrosOffset.append(bytesOffset);
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m_macroUsesLine[macro.name()].append(line);
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m_macroArgsCount.append(actuals.size());
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m_usedMacros.insert(macro.name(), actuals);
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}
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virtual void stopExpandingMacro(unsigned /*offset*/, const Macro &/*macro*/) {}
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virtual void startSkippingBlocks(unsigned utf16charsOffset)
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{ m_skippedBlocks.append(Block(utf16charsOffset)); }
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virtual void stopSkippingBlocks(unsigned utf16charsOffset)
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{ m_skippedBlocks.last().end = utf16charsOffset; }
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virtual void sourceNeeded(unsigned line, const QString &includedFileName, IncludeType mode,
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const QStringList &initialIncludes = QStringList())
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{
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Q_UNUSED(initialIncludes)
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#if 1
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m_recordedIncludes.append(Include(includedFileName, mode, line));
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Q_UNUSED(m_env);
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Q_UNUSED(m_includeDepth);
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#else
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Q_UNUSED(line);
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QString resolvedFileName;
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if (mode == IncludeLocal)
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resolvedFileName = resolveLocally(m_env->currentFile, includedFileName);
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else
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resolvedFileName = resolveGlobally(includedFileName);
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// qDebug("resolved [[%s]] to [[%s]] from [[%s]] (%s)\n",
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// includedFileName.toUtf8().constData(),
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// resolvedFileName.toUtf8().constData(),
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// currentFileName.toUtf8().constData(),
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// (mode == IncludeLocal) ? "locally" : "globally");
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if (resolvedFileName.isEmpty())
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return;
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++m_includeDepth;
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// qDebug("%5d %s %s", m_includeDepth, QByteArray(m_includeDepth, '+').constData(), resolvedFileName.toUtf8().constData());
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sourceNeeded(resolvedFileName);
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--m_includeDepth;
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#endif
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}
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QString resolveLocally(const QString ¤tFileName,
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const QString &includedFileName) const
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{
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QDir dir;
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if (currentFileName.isEmpty())
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dir = QDir::current();
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else
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dir = QFileInfo(currentFileName).dir();
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const QFileInfo inc(dir, includedFileName);
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if (inc.exists()) {
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const QString resolved = inc.filePath();
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return resolved.toUtf8().constData();
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} else {
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// std::cerr<<"Cannot find " << inc.fileName().toUtf8().constData()<<std::endl;
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return QString();
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}
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}
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QString resolveGlobally(const QString ¤tFileName) const
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{
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foreach (const QDir &dir, m_includePaths) {
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QFileInfo f(dir, currentFileName);
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if (f.exists())
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return f.filePath();
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}
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return QString();
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}
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void setIncludePaths(const QStringList &includePaths)
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{
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foreach (const QString &path, includePaths) {
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QDir dir(path);
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if (dir.exists())
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m_includePaths.append(dir);
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}
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}
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void sourceNeeded(const QString &fileName, bool nolines)
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{
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QByteArray src = loadSource(fileName);
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QVERIFY(!src.isEmpty());
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*m_output = m_pp.run(fileName, src, nolines, true);
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}
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virtual void markAsIncludeGuard(const QByteArray ¯oName)
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{ m_includeGuardMacro = macroName; }
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QByteArray includeGuard() const
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{ return m_includeGuardMacro; }
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QList<Block> skippedBlocks() const
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{ return m_skippedBlocks; }
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QList<Include> recordedIncludes() const
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{ return m_recordedIncludes; }
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QList<QByteArray> expandedMacros() const
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{ return m_expandedMacros; }
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QList<unsigned> expandedMacrosOffset() const
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{ return m_expandedMacrosOffset; }
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QList<QByteArray> definedMacros() const
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{ return m_definedMacros; }
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QList<unsigned> definedMacrosLine() const
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{ return m_definedMacrosLine; }
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QHash<QByteArray, QList<unsigned> > macroUsesLine() const
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{ return m_macroUsesLine; }
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QHash<QByteArray, QList<unsigned> > definitionsResolvedFromLines() const
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{ return m_definitionsResolvedFromLines; }
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QSet<QByteArray> unresolvedDefines() const
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{ return m_unresolvedDefines; }
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const QList<int> macroArgsCount() const
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{ return m_macroArgsCount; }
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const QMap<QByteArray, QVector<MacroArgumentReference >> usedMacros() const
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{ return m_usedMacros; }
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private:
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Environment *m_env;
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QByteArray *m_output;
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Preprocessor m_pp;
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QList<QDir> m_includePaths;
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unsigned m_includeDepth;
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QByteArray m_includeGuardMacro;
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QList<Block> m_skippedBlocks;
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QList<Include> m_recordedIncludes;
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QList<QByteArray> m_expandedMacros;
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QList<unsigned> m_expandedMacrosOffset;
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QList<QByteArray> m_definedMacros;
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QList<unsigned> m_definedMacrosLine;
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QHash<QByteArray, QList<unsigned> > m_macroUsesLine;
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QHash<QByteArray, QList<unsigned> > m_definitionsResolvedFromLines;
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QSet<QByteArray> m_unresolvedDefines;
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QList<int> m_macroArgsCount;
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QMap<QByteArray, QVector<MacroArgumentReference >> m_usedMacros;
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};
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QT_BEGIN_NAMESPACE
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namespace QTest {
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template<> char *toString(const QList<unsigned> &list)
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{
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QByteArray ba = "QList<unsigned>(";
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foreach (const unsigned& item, list) {
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ba += QTest::toString(item);
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ba += ',';
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}
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if (!list.isEmpty())
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ba[ba.size() - 1] = ')';
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return qstrdup(ba.data());
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}
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template<> char *toString(const QList<QByteArray> &list)
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{
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QByteArray ba = "QList<QByteArray>(";
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foreach (const QByteArray& item, list) {
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ba += QTest::toString(item);
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ba += ',';
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}
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if (!list.isEmpty())
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ba[ba.size() - 1] = ')';
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return qstrdup(ba.data());
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}
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}
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QT_END_NAMESPACE
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QDebug &operator<<(QDebug& d, const MockClient::Block &b)
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{
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d << '[' << b.start << ',' << b.end << ']';
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return d;
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}
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class tst_Preprocessor : public QObject
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{
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Q_OBJECT
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protected:
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QByteArray preprocess(const QString &fileName, QByteArray * /*errors*/, bool nolines) {
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//### TODO: hook up errors
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QByteArray output;
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Environment env;
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MockClient client(&env, &output);
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client.sourceNeeded("data/" + fileName, nolines);
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return output;
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}
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static QString simplified(QByteArray buf);
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private:
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void compare_input_output(bool keepComments = false);
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private slots:
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void va_args();
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void named_va_args();
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void extra_va_args();
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void defined();
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void defined_data();
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void defined_usage();
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void empty_macro_args();
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void macro_args_count();
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void macro_args_offsets();
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void macro_args_offsets_data();
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void invalid_param_count();
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void objmacro_expanding_as_fnmacro_notification();
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void macro_uses();
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void macro_uses_lines();
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void macro_arguments_notificatin();
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void unfinished_function_like_macro_call();
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void nasty_macro_expansion();
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void glib_attribute();
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void builtin__FILE__();
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void blockSkipping();
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void includes_1();
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void dont_eagerly_expand();
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void dont_eagerly_expand_data();
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void comparisons_data();
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void comparisons();
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void comments_before_args();
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void comments_within();
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void comments_within_data();
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void multitokens_argument();
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void multitokens_argument_data();
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void multiline_strings();
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void multiline_strings_data();
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void skip_unknown_directives();
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void skip_unknown_directives_data();
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void include_guard();
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void include_guard_data();
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void empty_trailing_lines();
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void empty_trailing_lines_data();
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void undef();
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void concat();
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};
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// Remove all #... lines, and 'simplify' string, to allow easily comparing the result
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// Also, remove all unneeded spaces: keep only to ensure identifiers are separated.
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// NOTE: may not correctly handle underscore in identifiers
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QString tst_Preprocessor::simplified(QByteArray buf)
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{
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QString out;
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QList<QByteArray> lines = buf.split('\n');
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foreach (const QByteArray &line, lines) {
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if (!line.startsWith('#')) {
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out.append(' ');
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out.append(line);
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}
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}
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out = out.simplified();
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for (int i = 1; i < out.length() - 1; ) {
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if (out.at(i).isSpace()
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&& !(out.at(i-1).isLetterOrNumber()
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&& out.at(i+1).isLetterOrNumber()))
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out.remove(i,1);
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else
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i++;
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}
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return out;
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}
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void tst_Preprocessor::va_args()
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{
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Client *client = 0; // no client.
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Environment env;
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Preprocessor preprocess(client, &env);
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QByteArray preprocessed = preprocess.run(QLatin1String("<stdin>"),
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"#define foo(...) int f(__VA_ARGS__);\n"
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"\nfoo( )\n"
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"\nfoo(int a)\n"
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"\nfoo(int a,int b)\n",
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true, false);
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preprocessed = preprocessed.simplified();
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// DUMP_OUTPUT(preprocessed);
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QCOMPARE(simplified(preprocessed), QString("int f();int f(int a);int f(int a,int b);"));
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}
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void tst_Preprocessor::named_va_args()
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{
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Client *client = 0; // no client.
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Environment env;
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Preprocessor preprocess(client, &env);
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QByteArray preprocessed = preprocess.run(QLatin1String("<stdin>"),
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"\n#define foo(ARGS...) int f(ARGS);"
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"\nfoo( )\n"
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"\nfoo(int a)\n"
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"\nfoo(int a,int b)\n",
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true, false);
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preprocessed = preprocessed.simplified();
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QCOMPARE(simplified(preprocessed), QString("int f();int f(int a);int f(int a,int b);"));
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}
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void tst_Preprocessor::extra_va_args()
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{
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Client *client = 0; // no client.
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Environment env;
|
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Preprocessor preprocess(client, &env);
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QByteArray preprocessed = preprocess.run(QLatin1String("<stdin>"),
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"#define foo(ret, ...) ret f(__VA_ARGS__);\n"
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"\nfoo(int)\n"
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"\nfoo(float,int b)\n"
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"\nfoo(long,int b,int c)\n",
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true, false);
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preprocessed = preprocessed.simplified();
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QCOMPARE(simplified(preprocessed), QString("int f();float f(int b);long f(int b,int c);"));
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}
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void tst_Preprocessor::empty_macro_args()
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{
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Client *client = 0; // no client.
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Environment env;
|
|
|
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Preprocessor preprocess(client, &env);
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QByteArray preprocessed = preprocess.run(QLatin1String("<stdin>"),
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"\n#define foo(a,b) a int b;"
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"\nfoo(const,cVal)\n"
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"\nfoo(,Val)\n"
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"\nfoo( ,Val2)\n"
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"\nfoo(,)\n"
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"\nfoo(, )\n",
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true, false);
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preprocessed = preprocessed.simplified();
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// DUMP_OUTPUT(preprocessed);
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QCOMPARE(simplified(preprocessed),
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QString("const int cVal;int Val;int Val2;int;int;"));
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}
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void tst_Preprocessor::macro_args_count()
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{
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Environment env;
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QByteArray output;
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MockClient client(&env, &output);
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Preprocessor preprocess(&client, &env);
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preprocess.run(QLatin1String("<stdin>"),
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"#define foo(a,b) a int b;\n"
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"foo(const,cVal)\n"
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"foo(, i)\n"
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"foo(,Val)\n"
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"foo( ,Val2)\n"
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"foo(,)\n"
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"foo(, )\n"
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"#define bar(a)\n"
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"bar()\n"
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"bar(i)\n",
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true, false);
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|
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QCOMPARE(client.macroArgsCount(),
|
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QList<int>() << 2 // foo(const,cVal)
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<< 2 // foo(, i)
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<< 2 // foo(,Val)
|
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<< 2 // foo( , Val2)
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<< 2 // foo(,)
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<< 2 // foo(, )
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<< 1 // bar()
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<< 1 // bar(i)
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);
|
|
|
|
}
|
|
|
|
void tst_Preprocessor::macro_args_offsets()
|
|
{
|
|
QFETCH(QString, fileName);
|
|
QFETCH(QByteArray, source);
|
|
QFETCH(QByteArray, macroName);
|
|
QFETCH(unsigned, bytesOffset);
|
|
QFETCH(unsigned, bytesLength);
|
|
QFETCH(unsigned, utf16charsOffset);
|
|
QFETCH(unsigned, utf16charsLength);
|
|
|
|
Environment env;
|
|
QByteArray output;
|
|
MockClient client(&env, &output);
|
|
Preprocessor preprocess(&client, &env);
|
|
preprocess.run(fileName, source, true, false);
|
|
|
|
QMap<QByteArray, QVector<MacroArgumentReference >> usedMacros = client.usedMacros();
|
|
QCOMPARE(usedMacros.size(), 1);
|
|
QVERIFY(usedMacros.contains(macroName));
|
|
MacroArgumentReference argRef = usedMacros.value(macroName).at(0);
|
|
QCOMPARE(argRef.bytesOffset(), bytesOffset);
|
|
QCOMPARE(argRef.bytesLength(), bytesLength);
|
|
QCOMPARE(argRef.utf16charsOffset(), utf16charsOffset);
|
|
QCOMPARE(argRef.utf16charsLength(), utf16charsLength);
|
|
|
|
|
|
}
|
|
|
|
void tst_Preprocessor::macro_args_offsets_data()
|
|
{
|
|
QTest::addColumn<QString>("fileName");
|
|
QTest::addColumn<QByteArray>("source");
|
|
QTest::addColumn<QByteArray>("macroName");
|
|
QTest::addColumn<unsigned>("bytesOffset");
|
|
QTest::addColumn<unsigned>("bytesLength");
|
|
QTest::addColumn<unsigned>("utf16charsOffset");
|
|
QTest::addColumn<unsigned>("utf16charsLength");
|
|
|
|
QString fN = QLatin1String("<stdin>");
|
|
QByteArray src = QByteArray("#define SQR(a) ( a * a )\n"
|
|
"void f(){\n"
|
|
"int i = 10;\n"
|
|
"int j = SQR(10);\n"
|
|
"}");
|
|
QTest::newRow("ascii_only_before_ref") << fN << src << QByteArray("SQR")
|
|
<< 59u << 2u << 59u << 2u;
|
|
src.replace("int i", "int äöü");
|
|
QTest::newRow("ascii_with_umlauts_before_ref") << fN << src << QByteArray("SQR")
|
|
<< 64u << 2u << 61u << 2u;
|
|
src.clear();
|
|
src.append("#define OUT(format, ...) printf(\"%s %d: \" format, __FILE__, __LINE__)\n"
|
|
"void f(){\n"
|
|
"OUT(\"Hei verden!\\n\");\n"
|
|
"}\n");
|
|
QTest::newRow("arg_ascii_only") << fN << src << QByteArray("OUT")
|
|
<< 84u << 15u << 84u << 15u;
|
|
src.replace("Hei verden", UC_U00FC);
|
|
QTest::newRow("arg_ascii_with_unicode_00fc") << fN << src << QByteArray("OUT")
|
|
<< 84u << 7u << 84u << 6u;
|
|
src.replace(UC_U00FC, UC_U4E8C);
|
|
QTest::newRow("arg_ascii_with_unicode_4e8c") << fN << src << QByteArray("OUT")
|
|
<< 84u << 8u << 84u << 6u;
|
|
src.replace(UC_U4E8C, UC_U10302);
|
|
QTest::newRow("arg_ascii_with_unicode_10302") << fN << src << QByteArray("OUT")
|
|
<< 84u << 9u << 84u << 7u;
|
|
}
|
|
|
|
void tst_Preprocessor::invalid_param_count()
|
|
{
|
|
Environment env;
|
|
QByteArray output;
|
|
MockClient client(&env, &output);
|
|
Preprocessor preprocess(&client, &env);
|
|
// The following are illegal, but shouldn't crash the preprocessor.
|
|
preprocess.run(QLatin1String("<stdin>"),
|
|
"\n#define foo(a,b) int f(a,b);"
|
|
"\n#define ARGS(t) t a,t b"
|
|
"\nfoo(ARGS(int))"
|
|
"\nfoo()"
|
|
"\nfoo(int a, int b, int c)",
|
|
true, false);
|
|
|
|
// Output is not that relevant but check that nothing triggered expansion.
|
|
QCOMPARE(client.macroArgsCount(), QList<int>());
|
|
}
|
|
|
|
void tst_Preprocessor::macro_uses()
|
|
{
|
|
QByteArray buffer = QByteArray("\n#define FOO 8"
|
|
"\n#define BAR 9"
|
|
"\nvoid test(){"
|
|
"\n\tint x=FOO;"
|
|
"\n\tint y=BAR;"
|
|
"\n}");
|
|
|
|
QByteArray output;
|
|
Environment env;
|
|
MockClient client(&env, &output);
|
|
|
|
Preprocessor preprocess(&client, &env);
|
|
QByteArray preprocessed = preprocess.run(QLatin1String("<stdin>"), buffer);
|
|
QCOMPARE(simplified(preprocessed), QString("void test(){int x=8;int y=9;}"));
|
|
QCOMPARE(client.expandedMacros(), QList<QByteArray>() << QByteArray("FOO") << QByteArray("BAR"));
|
|
QCOMPARE(client.expandedMacrosOffset(), QList<unsigned>() << buffer.indexOf("FOO;") << buffer.indexOf("BAR;"));
|
|
QCOMPARE(client.definedMacros(), QList<QByteArray>() << QByteArray("FOO") << QByteArray("BAR"));
|
|
QCOMPARE(client.definedMacrosLine(), QList<unsigned>() << 2 << 3);
|
|
}
|
|
|
|
void tst_Preprocessor::macro_uses_lines()
|
|
{
|
|
QByteArray buffer("#define FOO\n"
|
|
"FOO\n"
|
|
"\n"
|
|
"#define HEADER <test>\n"
|
|
"#include HEADER\n"
|
|
"\n"
|
|
"#define DECLARE(C, V) struct C {}; C V;\n"
|
|
"#define ABC X\n"
|
|
"DECLARE(Test, test)\n"
|
|
"\n"
|
|
"int abc;\n"
|
|
"#define NOTHING(C)\n"
|
|
"NOTHING(abc)\n"
|
|
"\n"
|
|
"#define ENABLE(FEATURE) (defined ENABLE_##FEATURE && ENABLE_##FEATURE)\n"
|
|
"#define ENABLE_COOL 1\n"
|
|
"void fill();\n"
|
|
"#if ENABLE(COOL)\n"
|
|
"class Cool {};\n"
|
|
"#endif\n"
|
|
"int cool = ENABLE_COOL;\n"
|
|
"#define OTHER_ENABLE(FEATURE) ENABLE(FEATURE)\n"
|
|
"#define MORE(LESS) FOO ENABLE(LESS)\n");
|
|
|
|
QByteArray output;
|
|
Environment env;
|
|
MockClient client(&env, &output);
|
|
Preprocessor preprocess(&client, &env);
|
|
preprocess.run(QLatin1String("<stdin>"), buffer);
|
|
|
|
QCOMPARE(client.macroUsesLine().value("FOO"), QList<unsigned>() << 2U << 23U);
|
|
QCOMPARE(client.macroUsesLine().value("HEADER"), QList<unsigned>() << 5U);
|
|
QCOMPARE(client.macroUsesLine().value("DECLARE"), QList<unsigned>() << 9U);
|
|
QCOMPARE(client.macroUsesLine().value("NOTHING"), QList<unsigned>() << 13U);
|
|
QCOMPARE(client.macroUsesLine().value("ENABLE"), QList<unsigned>() << 18U << 22U << 23U);
|
|
QCOMPARE(client.macroUsesLine().value("ENABLE_COOL"), QList<unsigned>() << 21U);
|
|
QCOMPARE(client.definitionsResolvedFromLines().value("ENABLE_COOL"), QList<unsigned>() << 18U);
|
|
QCOMPARE(client.expandedMacrosOffset(), QList<unsigned>()
|
|
<< buffer.lastIndexOf("FOO\n")
|
|
<< buffer.lastIndexOf("HEADER")
|
|
<< buffer.lastIndexOf("DECLARE")
|
|
<< buffer.lastIndexOf("NOTHING")
|
|
<< buffer.lastIndexOf("ENABLE(COOL)")
|
|
<< buffer.lastIndexOf("ENABLE_COOL")
|
|
<< buffer.lastIndexOf("ENABLE(FEATURE)")
|
|
<< buffer.lastIndexOf("FOO ")
|
|
<< buffer.lastIndexOf("ENABLE(LESS)"));
|
|
}
|
|
|
|
void tst_Preprocessor::multitokens_argument_data()
|
|
{
|
|
QTest::addColumn<QByteArray>("input");
|
|
QTest::addColumn<QByteArray>("output");
|
|
|
|
QTest::newRow("case 1") << _(
|
|
"#define foo(ARGS) int f(ARGS)\n"
|
|
"foo(int a);\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"# expansion begin 30,3 ~3 2:4 2:8 ~1\n"
|
|
"int f(int a)\n"
|
|
"# expansion end\n"
|
|
"# 2 \"<stdin>\"\n"
|
|
" ;\n"
|
|
);
|
|
|
|
QTest::newRow("case 2") << _(
|
|
"#define foo(ARGS) int f(ARGS)\n"
|
|
"foo(int \n"
|
|
" a);\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"# expansion begin 30,3 ~3 2:4 3:4 ~1\n"
|
|
"int f(int a)\n"
|
|
"# expansion end\n"
|
|
"# 3 \"<stdin>\"\n"
|
|
" ;\n"
|
|
);
|
|
|
|
QTest::newRow("case 3") << _(
|
|
"#define foo(ARGS) int f(ARGS)\n"
|
|
"foo(int a = 0);\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"# expansion begin 30,3 ~3 2:4 2:8 2:10 2:12 ~1\n"
|
|
"int f(int a = 0)\n"
|
|
"# expansion end\n"
|
|
"# 2 \"<stdin>\"\n"
|
|
" ;\n"
|
|
);
|
|
|
|
QTest::newRow("case 4") << _(
|
|
"#define foo(X) int f(X = 0)\n"
|
|
"foo(int \n"
|
|
" a);\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"# expansion begin 28,3 ~3 2:4 3:4 ~3\n"
|
|
"int f(int a = 0)\n"
|
|
"# expansion end\n"
|
|
"# 3 \"<stdin>\"\n"
|
|
" ;\n"
|
|
);
|
|
}
|
|
|
|
void tst_Preprocessor::multitokens_argument()
|
|
{
|
|
compare_input_output();
|
|
}
|
|
|
|
void tst_Preprocessor::objmacro_expanding_as_fnmacro_notification()
|
|
{
|
|
QByteArray output;
|
|
Environment env;
|
|
MockClient client(&env, &output);
|
|
|
|
Preprocessor preprocess(&client, &env);
|
|
QByteArray preprocessed = preprocess.run(QLatin1String("<stdin>"),
|
|
QByteArray("\n#define bar(a,b) a + b"
|
|
"\n#define foo bar"
|
|
"\nfoo(1, 2)\n"));
|
|
|
|
QVERIFY(client.expandedMacros() == (QList<QByteArray>() << QByteArray("foo")));
|
|
}
|
|
|
|
void tst_Preprocessor::macro_arguments_notificatin()
|
|
{
|
|
QByteArray output;
|
|
Environment env;
|
|
MockClient client(&env, &output);
|
|
|
|
Preprocessor preprocess(&client, &env);
|
|
QByteArray preprocessed = preprocess.run(QLatin1String("<stdin>"),
|
|
QByteArray("\n#define foo(a,b) a + b"
|
|
"\n#define arg(a) a"
|
|
"\n#define value 2"
|
|
"\nfoo(arg(1), value)\n"));
|
|
|
|
QVERIFY(client.expandedMacros() == (QList<QByteArray>() << QByteArray("foo")
|
|
<< QByteArray("arg")
|
|
<< QByteArray("value")));
|
|
}
|
|
|
|
void tst_Preprocessor::unfinished_function_like_macro_call()
|
|
{
|
|
Client *client = 0; // no client.
|
|
Environment env;
|
|
|
|
Preprocessor preprocess(client, &env);
|
|
QByteArray preprocessed = preprocess.run(QLatin1String("<stdin>"),
|
|
QByteArray("\n"
|
|
"#define foo(a,b) a + b\n"
|
|
"foo(1, 2\n"));
|
|
QByteArray expected__("# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
"# expansion begin 24,3 3:4 ~1 3:7\n"
|
|
"1 + 2\n"
|
|
"# expansion end\n"
|
|
"# 4 \"<stdin>\"\n");
|
|
|
|
// DUMP_OUTPUT(preprocessed);
|
|
QCOMPARE(preprocessed, expected__);
|
|
}
|
|
|
|
void tst_Preprocessor::nasty_macro_expansion()
|
|
{
|
|
QByteArray input("\n"
|
|
"#define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)]))\n"
|
|
"#define is_power_of_two(x) ( !((x) & ((x)-1)) )\n"
|
|
"#define low_bit_mask(x) ( ((x)-1) & ~(x) )\n"
|
|
"#define is_valid_mask(x) is_power_of_two(1LU + (x) + low_bit_mask(x))\n"
|
|
"#define compile_ffs2(__x) \\\n"
|
|
" __builtin_choose_expr(((__x) & 0x1), 0, 1)\n"
|
|
"#define compile_ffs4(__x) \\\n"
|
|
" __builtin_choose_expr(((__x) & 0x3), \\\n"
|
|
" (compile_ffs2((__x))), \\\n"
|
|
" (compile_ffs2((__x) >> 2) + 2))\n"
|
|
"#define compile_ffs8(__x) \\\n"
|
|
" __builtin_choose_expr(((__x) & 0xf), \\\n"
|
|
" (compile_ffs4((__x))), \\\n"
|
|
" (compile_ffs4((__x) >> 4) + 4))\n"
|
|
"#define compile_ffs16(__x) \\\n"
|
|
" __builtin_choose_expr(((__x) & 0xff), \\\n"
|
|
" (compile_ffs8((__x))), \\\n"
|
|
" (compile_ffs8((__x) >> 8) + 8))\n"
|
|
"#define compile_ffs32(__x) \\\n"
|
|
" __builtin_choose_expr(((__x) & 0xffff), \\\n"
|
|
" (compile_ffs16((__x))), \\\n"
|
|
" (compile_ffs16((__x) >> 16) + 16))\n"
|
|
"#define FIELD_CHECK(__mask, __type) \\\n"
|
|
" BUILD_BUG_ON(!(__mask) || \\\n"
|
|
" !is_valid_mask(__mask) || \\\n"
|
|
" (__mask) != (__type)(__mask)) \\\n"
|
|
"\n"
|
|
"#define FIELD32(__mask) \\\n"
|
|
"({ \\\n"
|
|
" FIELD_CHECK(__mask, u32); \\\n"
|
|
" (struct rt2x00_field32) { \\\n"
|
|
" compile_ffs32(__mask), (__mask) \\\n"
|
|
" }; \\\n"
|
|
"})\n"
|
|
"#define BBPCSR 0x00f0\n"
|
|
"#define BBPCSR_BUSY FIELD32(0x00008000)\n"
|
|
"#define WAIT_FOR_BBP(__dev, __reg) \\\n"
|
|
" rt2x00pci_regbusy_read((__dev), BBPCSR, BBPCSR_BUSY, (__reg))\n"
|
|
"if (WAIT_FOR_BBP(rt2x00dev, ®)) {}\n"
|
|
);
|
|
|
|
Client *client = 0; // no client.
|
|
Environment env;
|
|
|
|
Preprocessor preprocess(client, &env);
|
|
QByteArray preprocessed = preprocess.run(QLatin1String("<stdin>"), input);
|
|
|
|
QVERIFY(!preprocessed.contains("FIELD32"));
|
|
}
|
|
|
|
void tst_Preprocessor::glib_attribute()
|
|
{
|
|
Environment env;
|
|
Preprocessor preprocess(0, &env);
|
|
QByteArray preprocessed = preprocess.run(
|
|
QLatin1String("<stdin>"),
|
|
QByteArray("\n"
|
|
"# define _GLIBCXX_VISIBILITY(V) __attribute__ ((__visibility__ (#V)))\n"
|
|
"namespace std _GLIBCXX_VISIBILITY(default) {\n"
|
|
"}\n"
|
|
));
|
|
const QByteArray result____ =
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
"namespace std\n"
|
|
"# expansion begin 85,19 ~9\n"
|
|
"__attribute__ ((__visibility__ (\"default\")))\n"
|
|
"# expansion end\n"
|
|
"# 3 \"<stdin>\"\n"
|
|
" {\n"
|
|
"}\n";
|
|
|
|
// DUMP_OUTPUT(preprocessed);
|
|
QCOMPARE(preprocessed, result____);
|
|
}
|
|
|
|
void tst_Preprocessor::builtin__FILE__()
|
|
{
|
|
Client *client = 0; // no client.
|
|
Environment env;
|
|
|
|
Preprocessor preprocess(client, &env);
|
|
QByteArray preprocessed = preprocess.run(
|
|
QLatin1String("some-file.c"),
|
|
QByteArray("const char *f = __FILE__\n"
|
|
));
|
|
const QByteArray result____ =
|
|
"# 1 \"some-file.c\"\n"
|
|
"const char *f = \"some-file.c\"\n";
|
|
|
|
QCOMPARE(preprocessed, result____);
|
|
}
|
|
|
|
void tst_Preprocessor::comparisons_data()
|
|
{
|
|
QTest::addColumn<QString>("infile");
|
|
QTest::addColumn<QString>("outfile");
|
|
QTest::addColumn<QString>("errorfile");
|
|
|
|
QTest::newRow("do nothing") << "noPP.1.cpp" << "noPP.1.cpp" << "";
|
|
QTest::newRow("no PP 2") << "noPP.2.cpp" << "noPP.2.cpp" << "";
|
|
QTest::newRow("identifier-expansion 1")
|
|
<< "identifier-expansion.1.cpp" << "identifier-expansion.1.out.cpp" << "";
|
|
QTest::newRow("identifier-expansion 2")
|
|
<< "identifier-expansion.2.cpp" << "identifier-expansion.2.out.cpp" << "";
|
|
QTest::newRow("identifier-expansion 3")
|
|
<< "identifier-expansion.3.cpp" << "identifier-expansion.3.out.cpp" << "";
|
|
QTest::newRow("identifier-expansion 4")
|
|
<< "identifier-expansion.4.cpp" << "identifier-expansion.4.out.cpp" << "";
|
|
QTest::newRow("identifier-expansion 5")
|
|
<< "identifier-expansion.5.cpp" << "identifier-expansion.5.out.cpp" << "";
|
|
QTest::newRow("reserved 1")
|
|
<< "reserved.1.cpp" << "reserved.1.out.cpp" << "";
|
|
QTest::newRow("recursive 1")
|
|
<< "recursive.1.cpp" << "recursive.1.out.cpp" << "";
|
|
QTest::newRow("recursive 2")
|
|
<< "recursive.2.cpp" << "recursive.2.out.cpp" << "";
|
|
QTest::newRow("macro_pounder_fn")
|
|
<< "macro_pounder_fn.c" << "" << "";
|
|
QTest::newRow("macro_expand")
|
|
<< "macro_expand.c" << "macro_expand.out.c" << "";
|
|
QTest::newRow("macro_expand_1")
|
|
<< "macro_expand_1.cpp" << "macro_expand_1.out.cpp" << "";
|
|
QTest::newRow("macro-test")
|
|
<< "macro-test.cpp" << "macro-test.out.cpp" << "";
|
|
QTest::newRow("empty-macro")
|
|
<< "empty-macro.cpp" << "empty-macro.out.cpp" << "";
|
|
QTest::newRow("empty-macro 2")
|
|
<< "empty-macro.2.cpp" << "empty-macro.2.out.cpp" << "";
|
|
QTest::newRow("poundpound 1")
|
|
<< "poundpound.1.cpp" << "poundpound.1.out.cpp" << "";
|
|
}
|
|
|
|
void tst_Preprocessor::comparisons()
|
|
{
|
|
QFETCH(QString, infile);
|
|
QFETCH(QString, outfile);
|
|
QFETCH(QString, errorfile);
|
|
|
|
QByteArray errors;
|
|
QByteArray preprocessed = preprocess(infile, &errors, infile == outfile);
|
|
|
|
|
|
// DUMP_OUTPUT(preprocessed);
|
|
|
|
if (!outfile.isEmpty()) {
|
|
// These weird underscores are here to make the name as long as
|
|
// "preprocessed", so the QCOMPARE error messages are nicely aligned.
|
|
QByteArray output____ = loadSource("data/" + outfile);
|
|
// QCOMPARE(preprocessed, output____);
|
|
QCOMPARE(QString::fromUtf8(preprocessed.constData()),
|
|
QString::fromUtf8(output____.constData()));
|
|
}
|
|
|
|
if (!errorfile.isEmpty()) {
|
|
QByteArray errorFileContents = loadSource("data/" + errorfile);
|
|
QCOMPARE(QString::fromUtf8(errors.constData()),
|
|
QString::fromUtf8(errorFileContents.constData()));
|
|
}
|
|
}
|
|
|
|
void tst_Preprocessor::blockSkipping()
|
|
{
|
|
QByteArray output;
|
|
Environment env;
|
|
MockClient client(&env, &output);
|
|
Preprocessor pp(&client, &env);
|
|
/*QByteArray preprocessed =*/ pp.run(
|
|
QLatin1String("<stdin>"),
|
|
QByteArray("#if 0\n"
|
|
"\n"
|
|
"int yes;\n"
|
|
"\n"
|
|
"#elif 0\n"
|
|
"\n"
|
|
"int no;\n"
|
|
"\n"
|
|
"#else // foobar\n"
|
|
"\n"
|
|
"void also_not;\n"
|
|
"\n"
|
|
"#endif\n"
|
|
));
|
|
|
|
QList<MockClient::Block> blocks = client.skippedBlocks();
|
|
QCOMPARE(blocks.size(), 1);
|
|
MockClient::Block b = blocks.at(0);
|
|
QCOMPARE(b.start, 6U);
|
|
QCOMPARE(b.end, 34U);
|
|
}
|
|
|
|
void tst_Preprocessor::includes_1()
|
|
{
|
|
QByteArray output;
|
|
Environment env;
|
|
MockClient client(&env, &output);
|
|
Preprocessor pp(&client, &env);
|
|
/*QByteArray preprocessed =*/ pp.run(
|
|
QLatin1String("<stdin>"),
|
|
QByteArray("#define FOO <foo.h>\n"
|
|
"#define BAR \"bar.h\"\n"
|
|
"\n"
|
|
"#include FOO\n"
|
|
"#include BAR\n"
|
|
"\n"
|
|
"#include <zoo.h>\n"
|
|
"#include \"mooze.h\"\n"
|
|
));
|
|
|
|
QList<Include> incs = client.recordedIncludes();
|
|
// qDebug()<<incs;
|
|
QCOMPARE(incs.size(), 4);
|
|
QCOMPARE(incs.at(0).fileName, QLatin1String("foo.h"));
|
|
QCOMPARE(incs.at(0).type, Client::IncludeGlobal);
|
|
QCOMPARE(incs.at(0).line, 4U);
|
|
QCOMPARE(incs.at(1).fileName, QLatin1String("bar.h"));
|
|
QCOMPARE(incs.at(1).type, Client::IncludeLocal);
|
|
QCOMPARE(incs.at(1).line, 5U);
|
|
QCOMPARE(incs.at(2).fileName, QLatin1String("zoo.h"));
|
|
QCOMPARE(incs.at(2).type, Client::IncludeGlobal);
|
|
QCOMPARE(incs.at(2).line, 7U);
|
|
QCOMPARE(incs.at(3).fileName, QLatin1String("mooze.h"));
|
|
QCOMPARE(incs.at(3).type, Client::IncludeLocal);
|
|
QCOMPARE(incs.at(3).line, 8U);
|
|
}
|
|
|
|
void tst_Preprocessor::defined()
|
|
{
|
|
QFETCH(bool, xdefined);
|
|
QFETCH(bool, ydefined);
|
|
QFETCH(QString, input);
|
|
QByteArray output;
|
|
Environment env;
|
|
MockClient client(&env, &output);
|
|
Preprocessor pp(&client, &env);
|
|
pp.run(QLatin1String("<stdin>"), input.toLatin1(), false, true);
|
|
QList<QByteArray> expected;
|
|
if (xdefined)
|
|
expected.append("X");
|
|
if (ydefined)
|
|
expected.append("Y");
|
|
if (client.definedMacros() != expected)
|
|
qWarning() << "\nSource: " << input.replace('\n', " ");
|
|
QCOMPARE(client.definedMacros(), expected);
|
|
}
|
|
|
|
void tst_Preprocessor::defined_data()
|
|
{
|
|
QTest::addColumn<bool>("xdefined");
|
|
QTest::addColumn<bool>("ydefined");
|
|
QTest::addColumn<QString>("input");
|
|
|
|
QTest::newRow("1a") << true << true <<
|
|
"#define X\n#if defined(X)\n#define Y\n#endif";
|
|
QTest::newRow("1b") << true << true <<
|
|
"#define X\n#if defined X \n#define Y\n#endif";
|
|
QTest::newRow("1c") << true << true <<
|
|
"#define X\n#ifdef X \n#define Y\n#endif";
|
|
|
|
QTest::newRow("2a") << false << false <<
|
|
"#if defined(X)\n#define Y\n#endif";
|
|
QTest::newRow("2b") << false << false <<
|
|
"#if defined X \n#define Y\n#endif";
|
|
QTest::newRow("2c") << false << false <<
|
|
"#ifdef X \n#define Y\n#endif";
|
|
|
|
QTest::newRow("3a") << true << false <<
|
|
"#define X\n#if !defined(X)\n#define Y\n#endif";
|
|
QTest::newRow("3b") << true << false <<
|
|
"#define X\n#if !defined X \n#define Y\n#endif";
|
|
QTest::newRow("3c") << true << false <<
|
|
"#define X\n#ifndef X \n#define Y\n#endif";
|
|
|
|
QTest::newRow("4a") << false << true <<
|
|
"#if !defined(X)\n#define Y\n#endif";
|
|
QTest::newRow("4b") << false << true <<
|
|
"#if !defined X \n#define Y\n#endif";
|
|
QTest::newRow("4c") << false << true <<
|
|
"#ifndef X \n#define Y\n#endif";
|
|
|
|
QTest::newRow("5a") << false << false <<
|
|
"#if !defined(X) && (defined(Y))\n"
|
|
"#define X\n"
|
|
"#endif\n";
|
|
QTest::newRow("5b") << false << false <<
|
|
"#if !defined(X) && defined(Y)\n"
|
|
"#define X\n"
|
|
"#endif\n";
|
|
QTest::newRow("5c") << false << false <<
|
|
"#if !defined(X) && 0"
|
|
"#define X\n"
|
|
"#endif\n";
|
|
QTest::newRow("5d") << false << false <<
|
|
"#if (!defined(X)) && defined(Y)\n"
|
|
"#define X\n"
|
|
"#endif\n";
|
|
QTest::newRow("5d") << false << false <<
|
|
"#if (define(Y))\n"
|
|
"#define X\n"
|
|
"#endif\n";
|
|
|
|
QTest::newRow("6a") << true << true <<
|
|
"#define X 0x040500\n"
|
|
"#if X > 0x040000\n"
|
|
"#define Y 1\n"
|
|
"#endif\n";
|
|
QTest::newRow("6b") << true << true <<
|
|
"#define X 0x040500\n"
|
|
"#if X >= 0x040000\n"
|
|
"#define Y 1\n"
|
|
"#endif\n";
|
|
QTest::newRow("6c") << true << false <<
|
|
"#define X 0x040500\n"
|
|
"#if X == 0x040000\n"
|
|
"#define Y 1\n"
|
|
"#endif\n";
|
|
QTest::newRow("6d") << true << true <<
|
|
"#define X 0x040500\n"
|
|
"#if X == 0x040500\n"
|
|
"#define Y 1\n"
|
|
"#endif\n";
|
|
QTest::newRow("6e") << true << false <<
|
|
"#define X 0x040500\n"
|
|
"#if X < 0x040000\n"
|
|
"#define Y 1\n"
|
|
"#endif\n";
|
|
QTest::newRow("6f") << true << false <<
|
|
"#define X 0x040500\n"
|
|
"#if X <= 0x040000\n"
|
|
"#define Y 1\n"
|
|
"#endif\n";
|
|
|
|
QTest::newRow("incomplete defined 1") << true << true <<
|
|
"#define X 0x040500\n"
|
|
"#if defined(X\n"
|
|
"#define Y 1\n"
|
|
"#endif\n";
|
|
QTest::newRow("incomplete defined 2") << false << false <<
|
|
"#if defined(X\n"
|
|
"#define Y 1\n"
|
|
"#endif\n";
|
|
QTest::newRow("complete defined 1") << true << true <<
|
|
"#define X 0x040500\n"
|
|
"#if defined(X )\n"
|
|
"#define Y 1\n"
|
|
"#endif\n";
|
|
QTest::newRow("complete defined 2") << true << true <<
|
|
"#define X 0x040500\n"
|
|
"#if defined(X/*xxx*/)\n"
|
|
"#define Y 1\n"
|
|
"#endif\n";
|
|
}
|
|
|
|
void tst_Preprocessor::defined_usage()
|
|
{
|
|
QByteArray output;
|
|
Environment env;
|
|
MockClient client(&env, &output);
|
|
Preprocessor pp(&client, &env);
|
|
QByteArray source =
|
|
"#define X\n"
|
|
"#define Y\n"
|
|
"#ifdef X\n"
|
|
"#endif\n"
|
|
"#ifdef Y\n"
|
|
"#endif\n"
|
|
"#ifndef X\n"
|
|
"#endif\n"
|
|
"#ifndef Y\n"
|
|
"#endif\n"
|
|
"#ifdef ABSENT\n"
|
|
"#endif\n"
|
|
"#ifndef ABSENT2\n"
|
|
"#endif\n"
|
|
"#if defined(ABSENT3)\n"
|
|
"#endif\n"
|
|
"#if defined(X)\n"
|
|
"#endif\n"
|
|
"#if defined(X) || defined(Y)\n"
|
|
"#endif\n"
|
|
;
|
|
pp.run(QLatin1String("<stdin>"), source);
|
|
QHash<QByteArray, QList<unsigned> > definitionsResolvedFromLines =
|
|
client.definitionsResolvedFromLines();
|
|
QCOMPARE(definitionsResolvedFromLines["X"], QList<unsigned>() << 3 << 7 << 17 << 19);
|
|
QCOMPARE(definitionsResolvedFromLines["Y"], QList<unsigned>() << 5 << 9 << 19);
|
|
QCOMPARE(client.unresolvedDefines(), QSet<QByteArray>() << "ABSENT" << "ABSENT2" << "ABSENT3");
|
|
}
|
|
|
|
void tst_Preprocessor::dont_eagerly_expand_data()
|
|
{
|
|
QTest::addColumn<QByteArray>("input");
|
|
QTest::addColumn<QByteArray>("output");
|
|
|
|
// Expansion must be processed upon invocation of the macro. Therefore a particular
|
|
// identifier within a define must not be expanded (in the case it matches an
|
|
// already known macro) during the processor directive handling, but only when
|
|
// it's actually "used". Naturally, if it's still not replaced after an invocation
|
|
// it should then be expanded. This is consistent with clang and gcc for example.
|
|
|
|
QTest::newRow("case 1") << _(
|
|
"#define T int\n"
|
|
"#define FOO(T) T\n"
|
|
"FOO(double)\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
"# expansion begin 31,3 3:4\n"
|
|
"double\n"
|
|
"# expansion end\n"
|
|
"# 4 \"<stdin>\"\n"
|
|
);
|
|
|
|
QTest::newRow("case 2") << _(
|
|
"#define T int\n"
|
|
"#define FOO(X) T\n"
|
|
"FOO(double)\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
"# expansion begin 31,3 ~1\n"
|
|
"int\n"
|
|
"# expansion end\n"
|
|
"# 4 \"<stdin>\"\n"
|
|
);
|
|
}
|
|
|
|
void tst_Preprocessor::dont_eagerly_expand()
|
|
{
|
|
compare_input_output();
|
|
}
|
|
|
|
void tst_Preprocessor::comments_within()
|
|
{
|
|
QFETCH(QByteArray, input);
|
|
QFETCH(QByteArray, without_comments);
|
|
QFETCH(QByteArray, with_comments);
|
|
|
|
Environment env;
|
|
Preprocessor preprocess(0, &env);
|
|
preprocess.setKeepComments(false);
|
|
QByteArray prep = preprocess.run(QLatin1String("<stdin>"), input);
|
|
QCOMPARE(prep.constData(), without_comments.constData());
|
|
preprocess.setKeepComments(true);
|
|
prep = preprocess.run(QLatin1String("<stdin>"), input);
|
|
QCOMPARE(prep.constData(), with_comments.constData());
|
|
}
|
|
|
|
void tst_Preprocessor::comments_within_data()
|
|
{
|
|
QTest::addColumn<QByteArray>("input");
|
|
QTest::addColumn<QByteArray>("without_comments");
|
|
QTest::addColumn<QByteArray>("with_comments");
|
|
|
|
QTest::newRow("case 1") << _(
|
|
"#define FOO int x;\n"
|
|
"\n"
|
|
" // comment\n"
|
|
" // comment\n"
|
|
" // comment\n"
|
|
" // comment\n"
|
|
"FOO\n"
|
|
"x = 10\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"# expansion begin 76,3 ~3\n"
|
|
"int x;\n"
|
|
"# expansion end\n"
|
|
"# 8 \"<stdin>\"\n"
|
|
"x = 10\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
" // comment\n"
|
|
" // comment\n"
|
|
" // comment\n"
|
|
" // comment\n"
|
|
"# expansion begin 76,3 ~3\n"
|
|
"int x;\n"
|
|
"# expansion end\n"
|
|
"# 8 \"<stdin>\"\n"
|
|
"x = 10\n"
|
|
);
|
|
|
|
QTest::newRow("case 2") << _(
|
|
"#define FOO int x;\n"
|
|
"\n"
|
|
" /* comment\n"
|
|
" comment\n"
|
|
" comment\n"
|
|
" comment */\n"
|
|
"FOO\n"
|
|
"x = 10\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"# expansion begin 79,3 ~3\n"
|
|
"int x;\n"
|
|
"# expansion end\n"
|
|
"# 8 \"<stdin>\"\n"
|
|
"x = 10\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
" /* comment\n"
|
|
" comment\n"
|
|
" comment\n"
|
|
" comment */\n"
|
|
"# expansion begin 79,3 ~3\n"
|
|
"int x;\n"
|
|
"# expansion end\n"
|
|
"# 8 \"<stdin>\"\n"
|
|
"x = 10\n"
|
|
);
|
|
|
|
QTest::newRow("case 3") << _(
|
|
"#define FOO int x;\n"
|
|
"\n"
|
|
" // comment\n"
|
|
" // comment\n"
|
|
" // comment\n"
|
|
" // comment\n"
|
|
"FOO\n"
|
|
"// test\n"
|
|
"// test again\n"
|
|
"x = 10\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"# expansion begin 76,3 ~3\n"
|
|
"int x;\n"
|
|
"# expansion end\n"
|
|
"# 10 \"<stdin>\"\n"
|
|
"x = 10\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
" // comment\n"
|
|
" // comment\n"
|
|
" // comment\n"
|
|
" // comment\n"
|
|
"# expansion begin 76,3 ~3\n"
|
|
"int x;\n"
|
|
"# expansion end\n"
|
|
"# 8 \"<stdin>\"\n"
|
|
"// test\n"
|
|
"// test again\n"
|
|
"x = 10\n"
|
|
);
|
|
|
|
QTest::newRow("case 4") << _(
|
|
"#define FOO int x;\n"
|
|
"\n"
|
|
" /* comment\n"
|
|
" comment\n"
|
|
" comment\n"
|
|
" comment */\n"
|
|
"FOO\n"
|
|
"/* \n"
|
|
"*/\n"
|
|
"x = 10\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"# expansion begin 79,3 ~3\n"
|
|
"int x;\n"
|
|
"# expansion end\n"
|
|
"# 10 \"<stdin>\"\n"
|
|
"x = 10\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
" /* comment\n"
|
|
" comment\n"
|
|
" comment\n"
|
|
" comment */\n"
|
|
"# expansion begin 79,3 ~3\n"
|
|
"int x;\n"
|
|
"# expansion end\n"
|
|
"# 8 \"<stdin>\"\n"
|
|
"/* \n"
|
|
"*/\n"
|
|
"x = 10\n"
|
|
);
|
|
|
|
QTest::newRow("case 5") << _(
|
|
"#define FOO(x, y) { (void)x; (void)y; }\n"
|
|
"\n"
|
|
"void foo() {\n"
|
|
" FOO(10,\n"
|
|
" //comment\n"
|
|
" 12\n"
|
|
"}\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
"void foo() {\n"
|
|
"# expansion begin 57,3 ~4 4:7 ~4 6:7 7:0 ~2\n"
|
|
"{ (void)10; (void)12}; }\n"
|
|
"# expansion end\n"
|
|
"# 8 \"<stdin>\"\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
"void foo() {\n"
|
|
"# expansion begin 57,3 ~4 4:7 ~5 6:7 7:0 ~2\n"
|
|
"{ (void)10; (void)/*comment*/ 12}; }\n"
|
|
"# expansion end\n"
|
|
"# 8 \"<stdin>\"\n"
|
|
);
|
|
|
|
QTest::newRow("case 6") << _(
|
|
"#define FOO(x, y) { (void)x; (void)y; }\n"
|
|
"\n"
|
|
"void foo() {\n"
|
|
" FOO(10,\n"
|
|
" //tricky*/comment\n"
|
|
" 12\n"
|
|
"}\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
"void foo() {\n"
|
|
"# expansion begin 57,3 ~4 4:7 ~4 6:7 7:0 ~2\n"
|
|
"{ (void)10; (void)12}; }\n"
|
|
"# expansion end\n"
|
|
"# 8 \"<stdin>\"\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
"void foo() {\n"
|
|
"# expansion begin 57,3 ~4 4:7 ~5 6:7 7:0 ~2\n"
|
|
"{ (void)10; (void)/*tricky*|comment*/ 12}; }\n"
|
|
"# expansion end\n"
|
|
"# 8 \"<stdin>\"\n"
|
|
);
|
|
|
|
QTest::newRow("case 7") << _(
|
|
"#define FOO 0 //comment\n"
|
|
"#define BAR (1 == FOO)\n"
|
|
"void foo() {\n"
|
|
" if (BAR) {}\n"
|
|
"}\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
"void foo() {\n"
|
|
" if (\n"
|
|
"# expansion begin 68,3 ~5\n"
|
|
"(1 == 0)\n"
|
|
"# expansion end\n"
|
|
"# 4 \"<stdin>\"\n"
|
|
" ) {}\n"
|
|
"}\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
" //comment\n"
|
|
"\n"
|
|
"void foo() {\n"
|
|
" if (\n"
|
|
"# expansion begin 68,3 ~5\n"
|
|
"(1 == 0)\n"
|
|
"# expansion end\n"
|
|
"# 4 \"<stdin>\"\n"
|
|
" ) {}\n"
|
|
"}\n"
|
|
);
|
|
QTest::newRow("case 8") << _(
|
|
"#define FOO /* comment */ 0\n"
|
|
"FOO\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"# expansion begin 28,3 ~1\n"
|
|
"0\n"
|
|
"# expansion end\n"
|
|
"# 3 \"<stdin>\"\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
" /* comment */\n"
|
|
"# expansion begin 28,3 ~1\n"
|
|
"0\n"
|
|
"# expansion end\n"
|
|
"# 3 \"<stdin>\"\n"
|
|
);
|
|
|
|
QTest::newRow("case 9") << _(
|
|
"#define FOO /* comment1 */ /* comment2 */ 0\n"
|
|
"FOO\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"# expansion begin 44,3 ~1\n"
|
|
"0\n"
|
|
"# expansion end\n"
|
|
"# 3 \"<stdin>\"\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
" /* comment1 */ /* comment2 */\n"
|
|
"# expansion begin 44,3 ~1\n"
|
|
"0\n"
|
|
"# expansion end\n"
|
|
"# 3 \"<stdin>\"\n"
|
|
);
|
|
|
|
QTest::newRow("case 10") << _(
|
|
"#define FOO /* comment1 */ /* comment2 */ 0 /* comment3\n"
|
|
"comment4 */\n"
|
|
"FOO\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
"# expansion begin 70,3 ~1\n"
|
|
"0\n"
|
|
"# expansion end\n"
|
|
"# 4 \"<stdin>\"\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
" /* comment1 */ /* comment2 */ /* comment3\n"
|
|
"comment4 */\n"
|
|
"# expansion begin 70,3 ~1\n"
|
|
"0\n"
|
|
"# expansion end\n"
|
|
"# 4 \"<stdin>\"\n"
|
|
);
|
|
|
|
QTest::newRow("case 11") << _(
|
|
"#include <foo.h> // comment\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
" // comment\n"
|
|
);
|
|
|
|
QTest::newRow("joined") << _(
|
|
"// comment \\\n"
|
|
"\n"
|
|
"int foo = 4;"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
"int foo = 4;"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"// comment \\\n"
|
|
"\n"
|
|
"int foo = 4;"
|
|
);
|
|
|
|
QTest::newRow("joined_unterminated") << _(
|
|
"// comment \\\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"int foo = 4;"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"# 12 \"<stdin>\"\n"
|
|
"int foo = 4;"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"// comment \\\n"
|
|
"\n"
|
|
"# 12 \"<stdin>\"\n"
|
|
"int foo = 4;"
|
|
);
|
|
}
|
|
|
|
void tst_Preprocessor::comments_before_args()
|
|
{
|
|
Client *client = 0; // no client.
|
|
Environment env;
|
|
|
|
Preprocessor preprocess(client, &env);
|
|
preprocess.setKeepComments(true);
|
|
QByteArray preprocessed = preprocess.run(QLatin1String("<stdin>"),
|
|
"\n#define foo(a,b) int a = b;"
|
|
"\nfoo/*C comment*/(a,1)\n"
|
|
"\nfoo/**Doxygen comment*/(b,2)\n"
|
|
"\nfoo//C++ comment\n(c,3)\n"
|
|
"\nfoo///Doxygen C++ comment\n(d,4)\n"
|
|
"\nfoo/*multiple*///comments\n/**as well*/(e,5)\n",
|
|
true, false);
|
|
|
|
preprocessed = preprocessed.simplified();
|
|
// DUMP_OUTPUT(preprocessed);
|
|
QCOMPARE(simplified(preprocessed),
|
|
QString("int a=1;int b=2;int c=3;int d=4;int e=5;"));
|
|
}
|
|
|
|
void tst_Preprocessor::multiline_strings()
|
|
{
|
|
compare_input_output();
|
|
}
|
|
|
|
void tst_Preprocessor::multiline_strings_data()
|
|
{
|
|
QTest::addColumn<QByteArray>("input");
|
|
QTest::addColumn<QByteArray>("output");
|
|
|
|
QTest::newRow("case 1") << _(
|
|
"const char *s = \"abc\\\n"
|
|
"xyz\";\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"const char *s = \"abc\\\n"
|
|
"xyz\";\n"
|
|
);
|
|
}
|
|
|
|
void tst_Preprocessor::skip_unknown_directives()
|
|
{
|
|
compare_input_output();
|
|
}
|
|
|
|
void tst_Preprocessor::skip_unknown_directives_data()
|
|
{
|
|
QTest::addColumn<QByteArray>("input");
|
|
QTest::addColumn<QByteArray>("output");
|
|
|
|
// We should skip "weird" things when preprocessing. Particularly useful when we preprocess
|
|
// a particular expression from a document which has already been processed.
|
|
|
|
QTest::newRow("case 1") << _(
|
|
"# foo\n"
|
|
"# 10 \"file.cpp\"\n"
|
|
"# ()\n"
|
|
"#\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
);
|
|
}
|
|
|
|
void tst_Preprocessor::include_guard()
|
|
{
|
|
QFETCH(QString, includeGuard);
|
|
QFETCH(QString, input);
|
|
|
|
QByteArray output;
|
|
Environment env;
|
|
MockClient client(&env, &output);
|
|
Preprocessor preprocess(&client, &env);
|
|
preprocess.setKeepComments(true);
|
|
/*QByteArray prep =*/ preprocess.run(QLatin1String("<test-case>"), input);
|
|
QCOMPARE(QString::fromUtf8(client.includeGuard()), includeGuard);
|
|
}
|
|
|
|
void tst_Preprocessor::include_guard_data()
|
|
{
|
|
QTest::addColumn<QString>("includeGuard");
|
|
QTest::addColumn<QString>("input");
|
|
|
|
QTest::newRow("basic-test") << "BASIC_TEST"
|
|
<< "#ifndef BASIC_TEST\n"
|
|
"#define BASIC_TEST\n"
|
|
"\n"
|
|
"#endif // BASIC_TEST\n";
|
|
QTest::newRow("comments-1") << "GUARD"
|
|
<< "/* some\n"
|
|
" * copyright\n"
|
|
" * header.\n"
|
|
" */\n"
|
|
"#ifndef GUARD\n"
|
|
"#define GUARD\n"
|
|
"\n"
|
|
"#endif // GUARD\n";
|
|
QTest::newRow("comments-2") << "GUARD"
|
|
<< "#ifndef GUARD\n"
|
|
"#define GUARD\n"
|
|
"\n"
|
|
"#endif // GUARD\n"
|
|
"/* some\n"
|
|
" * trailing\n"
|
|
" * comments.\n"
|
|
" */\n"
|
|
;
|
|
QTest::newRow("nested-ifdef") << "GUARD"
|
|
<< "#ifndef GUARD\n"
|
|
"#define GUARD\n"
|
|
"#ifndef NOT_GUARD\n"
|
|
"#define NOT_GUARD\n"
|
|
"#endif // NOT_GUARD\n"
|
|
"\n"
|
|
"#endif // GUARD\n"
|
|
;
|
|
QTest::newRow("leading-tokens") << ""
|
|
<< "int i;\n"
|
|
"#ifndef GUARD\n"
|
|
"#define GUARD\n"
|
|
"\n"
|
|
"#endif // GUARD\n"
|
|
;
|
|
QTest::newRow("trailing-tokens") << ""
|
|
<< "#ifndef GUARD\n"
|
|
"#define GUARD\n"
|
|
"\n"
|
|
"#endif // GUARD\n"
|
|
"int i;\n"
|
|
;
|
|
QTest::newRow("surprising-but-correct") << "GUARD"
|
|
<< "#ifndef GUARD\n"
|
|
"int i;\n"
|
|
"\n"
|
|
"#define GUARD\n"
|
|
"#endif // GUARD\n"
|
|
;
|
|
QTest::newRow("incomplete-1") << ""
|
|
<< "#ifndef GUARD\n"
|
|
;
|
|
QTest::newRow("incomplete-2") << "GUARD"
|
|
<< "#ifndef GUARD\n"
|
|
"#define GUARD\n"
|
|
;
|
|
}
|
|
|
|
void tst_Preprocessor::empty_trailing_lines()
|
|
{
|
|
compare_input_output();
|
|
}
|
|
|
|
void tst_Preprocessor::empty_trailing_lines_data()
|
|
{
|
|
// Test if the number of lines at the end of a file is correct. This is important to make the
|
|
// EOF token for the end up at the correct line.
|
|
|
|
QTest::addColumn<QByteArray>("input");
|
|
QTest::addColumn<QByteArray>("output");
|
|
|
|
const QByteArray original =
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n";
|
|
|
|
QTest::newRow("9 empty lines")
|
|
<< original
|
|
<< _("# 1 \"<stdin>\"\n") + original;
|
|
|
|
QTest::newRow("11 empty lines") << _(
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"# 11 \"<stdin>\"\n"
|
|
);
|
|
|
|
QTest::newRow("1 include") << _(
|
|
"#include <something>\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
);
|
|
|
|
QTest::newRow("1 empty line with 1 include") << _(
|
|
"#include <something>\n"
|
|
"\n"
|
|
) << _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
);
|
|
}
|
|
|
|
void tst_Preprocessor::undef()
|
|
{
|
|
Environment env;
|
|
QByteArray output;
|
|
MockClient client(&env, &output);
|
|
Preprocessor preprocess(&client, &env);
|
|
QByteArray input =
|
|
"#define FOO\n"
|
|
"#define FOO2\n"
|
|
"#undef FOO\n"
|
|
"#undef BAR\n";
|
|
preprocess.run(QLatin1String("<stdin>"), input);
|
|
QCOMPARE(env.macroCount(), 4U);
|
|
Macro *macro = env.macroAt(0);
|
|
QCOMPARE(macro->name(), QByteArray("FOO"));
|
|
QCOMPARE(macro->bytesOffset(), 8U);
|
|
QCOMPARE(macro->line(), 1U);
|
|
QVERIFY(!macro->isHidden());
|
|
macro = env.macroAt(1);
|
|
QCOMPARE(macro->name(), QByteArray("FOO2"));
|
|
QCOMPARE(macro->bytesOffset(), 20U);
|
|
QCOMPARE(macro->line(), 2U);
|
|
QVERIFY(!macro->isHidden());
|
|
macro = env.macroAt(2);
|
|
QCOMPARE(macro->name(), QByteArray("FOO"));
|
|
QCOMPARE(macro->bytesOffset(), 32U);
|
|
QCOMPARE(macro->line(), 3U);
|
|
QVERIFY(macro->isHidden());
|
|
macro = env.macroAt(3);
|
|
QCOMPARE(macro->name(), QByteArray("BAR"));
|
|
QCOMPARE(macro->bytesOffset(), 43U);
|
|
QCOMPARE(macro->line(), 4U);
|
|
QVERIFY(macro->isHidden());
|
|
QList<QByteArray> macros = client.definedMacros();
|
|
QVERIFY(macros.contains("FOO"));
|
|
QVERIFY(macros.contains("FOO2"));
|
|
QCOMPARE(client.macroUsesLine()["FOO"], (QList<unsigned>() << 3U));
|
|
QVERIFY(client.macroUsesLine()["BAR"].isEmpty());
|
|
}
|
|
|
|
void tst_Preprocessor::concat()
|
|
{
|
|
Environment env;
|
|
Preprocessor preprocess(0, &env);
|
|
QByteArray input =
|
|
"#define concat(x,y) x ## y\n"
|
|
"#define xconcat(x, y) concat(x, y)\n"
|
|
"#define FOO 42\n"
|
|
"int var = xconcat(0x, FOO);\n";
|
|
QByteArray prep = preprocess.run(QLatin1String("<stdin>"), input);
|
|
const QByteArray output = _(
|
|
"# 1 \"<stdin>\"\n"
|
|
"\n"
|
|
"\n"
|
|
"\n"
|
|
"int var =\n"
|
|
"# expansion begin 87,7 ~1\n"
|
|
"0x42\n"
|
|
"# expansion end\n"
|
|
"# 4 \"<stdin>\"\n"
|
|
" ;\n"
|
|
);
|
|
QEXPECT_FAIL(0, "QTCREATORBUG-13219", Abort);
|
|
QCOMPARE(prep.constData(), output.constData());
|
|
}
|
|
|
|
void tst_Preprocessor::compare_input_output(bool keepComments)
|
|
{
|
|
QFETCH(QByteArray, input);
|
|
QFETCH(QByteArray, output);
|
|
|
|
Environment env;
|
|
Preprocessor preprocess(0, &env);
|
|
preprocess.setKeepComments(keepComments);
|
|
QByteArray prep = preprocess.run(QLatin1String("<stdin>"), input);
|
|
QCOMPARE(prep.constData(), output.constData());
|
|
}
|
|
|
|
QTEST_APPLESS_MAIN(tst_Preprocessor)
|
|
|
|
#include "tst_preprocessor.moc"
|