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// Copyright (C) 2016 Przemyslaw Gorszkowski <pgorszkowski@gmail.com>
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#include "cppincludehierarchy_test.h"
#include "cppeditorwidget.h"
#include "cppincludehierarchy.h"
#include "cppmodelmanager.h"
#include "cpptoolstestcase.h"
#include <coreplugin/editormanager/editormanager.h>
#include <texteditor/texteditor.h>
#include <utils/fileutils.h>
#include <QByteArray>
#include <QList>
#include <QtTest>
using namespace CPlusPlus;
using CppEditor::Tests::TemporaryDir;
namespace CppEditor::Internal::Tests {
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 = model.index(i, 0, index);
if (model.canFetchMore(child))
model.fetchMore(child);
indent += 2;
result += toString(model, child, indent);
}
return result;
}
QString toString(CppIncludeHierarchyModel &model)
{
model.fetchMore(model.index(0, 0));
model.fetchMore(model.index(1, 0));
return toString(model, model.index(0, 0))
+ toString(model, model.index(1, 0));
}
class IncludeHierarchyTestCase : public CppEditor::Tests::TestCase
{
public:
IncludeHierarchyTestCase(const QList<QByteArray> &sourceList,
const QString &expectedHierarchy)
{
QVERIFY(succeededSoFar());
QSet<QString> filePaths;
const int sourceListSize = sourceList.size();
TemporaryDir temporaryDir;
QVERIFY(temporaryDir.isValid());
for (int i = 0; i < sourceListSize; ++i) {
const QByteArray &source = sourceList.at(i);
// Write source to file
const QString fileName = QString::fromLatin1("file%1.h").arg(i+1);
const QString absoluteFilePath = temporaryDir.createFile(fileName.toLatin1(), source);
filePaths << absoluteFilePath;
}
// Open Editor
const QString fileName = temporaryDir.path() + QLatin1String("/file1.h");
TextEditor::BaseTextEditor *editor;
QVERIFY(openCppEditor(fileName, &editor));
closeEditorAtEndOfTestCase(editor);
// Update Code Model
QVERIFY(parseFiles(filePaths));
// Test model
CppIncludeHierarchyModel model;
model.buildHierarchy(editor->document()->filePath().toString());
const QString actualHierarchy = toString(model);
QCOMPARE(actualHierarchy, expectedHierarchy);
}
};
} // anonymous namespace
void IncludeHierarchyTest::test_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 IncludeHierarchyTest::test()
{
QFETCH(QList<QByteArray>, documents);
QFETCH(QString, expectedHierarchy);
IncludeHierarchyTestCase(documents, expectedHierarchy);
}
} // namespace CppEditor::Internal::Tests
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