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/****************************************************************************
**
** Copyright (C) 2014 Przemyslaw Gorszkowski <pgorszkowski@gmail.com>
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://www.qt.io/licensing. For further information
** use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#include "cppeditorplugin.h"
#include "cppeditortestcase.h"
#include "cppincludehierarchymodel.h"
#include <coreplugin/editormanager/editormanager.h>
#include <cpptools/cppmodelmanagerinterface.h>
#include <utils/fileutils.h>
#include <QByteArray>
#include <QList>
#include <QtTest>
Q_DECLARE_METATYPE(QList<QByteArray>)
using namespace CPlusPlus;
using namespace CppEditor::Internal;
using namespace CppTools;
namespace {
QString toString(CppIncludeHierarchyModel &model, const QModelIndex &index, int indent = 0)
{
QString result = QString(indent, QLatin1Char(' ')) + index.data().toString()
+ QLatin1Char('\n');
const int itemsCount = model.rowCount(index);
for (int i = 0; i < itemsCount; ++i) {
QModelIndex child = index.child(i, 0);
if (model.canFetchMore(child))
model.fetchMore(child);
indent += 2;
result += toString(model, child, indent);
}
return result;
}
QString toString(CppIncludeHierarchyModel &model)
{
return toString(model, model.index(0, 0))
+ toString(model, model.index(1, 0));
}
class IncludeHierarchyTestCase: public CppEditor::Internal::Tests::TestCase
{
public:
IncludeHierarchyTestCase(const QList<QByteArray> &sourceList,
const QString &expectedHierarchy)
{
QVERIFY(succeededSoFar());
QStringList filePaths;
const int sourceListSize = sourceList.size();
for (int i = 0; i < sourceListSize; ++i) {
const QByteArray &source = sourceList.at(i);
// Write source to file
const QString fileName = QString::fromLatin1("%1/file%2.h").arg(QDir::tempPath())
.arg(i+1);
QVERIFY(writeFile(fileName, source));
filePaths << fileName;
}
// Update Code Model
QVERIFY(parseFiles(filePaths));
// Open Editor
const QString fileName = QDir::tempPath() + QLatin1String("/file1.h");
CPPEditor *editor;
QVERIFY(openCppEditor(fileName, &editor));
closeEditorAtEndOfTestCase(editor);
// Test model
CppIncludeHierarchyModel model(0);
model.buildHierarchy(editor, fileName);
const QString actualHierarchy = toString(model);
QCOMPARE(actualHierarchy, expectedHierarchy);
}
};
} // anonymous namespace
void CppEditorPlugin::test_includehierarchy_data()
{
QTest::addColumn<QList<QByteArray> >("documents");
QTest::addColumn<QString>("expectedHierarchy");
QTest::newRow("single-includes")
<< (QList<QByteArray>()
<< QByteArray("#include \"file2.h\"\n")
<< QByteArray())
<< QString::fromLatin1(
"Includes\n"
" file2.h\n"
"Included by (none)\n");
QTest::newRow("single-includedBy")
<< (QList<QByteArray>()
<< QByteArray()
<< QByteArray("#include \"file1.h\"\n"))
<< QString::fromLatin1(
"Includes (none)\n"
"Included by\n"
" file2.h\n"
);
QTest::newRow("both-includes-and-includedBy")
<< (QList<QByteArray>()
<< QByteArray("#include \"file2.h\"\n")
<< QByteArray()
<< QByteArray("#include \"file1.h\"\n"))
<< QString::fromLatin1(
"Includes\n"
" file2.h\n"
"Included by\n"
" file3.h\n"
);
QTest::newRow("simple-cyclic")
<< (QList<QByteArray>()
<< QByteArray("#include \"file2.h\"\n")
<< QByteArray("#include \"file1.h\"\n"))
<< QString::fromLatin1(
"Includes\n"
" file2.h\n"
" file1.h (cyclic)\n"
"Included by\n"
" file2.h\n"
" file1.h (cyclic)\n"
);
QTest::newRow("complex-cyclic")
<< (QList<QByteArray>()
<< QByteArray("#include \"file2.h\"\n")
<< QByteArray("#include \"file3.h\"\n")
<< QByteArray("#include \"file1.h\"\n"))
<< QString::fromLatin1(
"Includes\n"
" file2.h\n"
" file3.h\n"
" file1.h (cyclic)\n"
"Included by\n"
" file3.h\n"
" file2.h\n"
" file1.h (cyclic)\n"
);
}
void CppEditorPlugin::test_includehierarchy()
{
QFETCH(QList<QByteArray>, documents);
QFETCH(QString, expectedHierarchy);
IncludeHierarchyTestCase(documents, expectedHierarchy);
}
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