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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#ifdef WITH_TESTS
#include "tabsettings.h"
#include <QTextDocument>
#include <QtTest/QtTest>
namespace TextEditor::Internal {
static QString tabPolicyToString(TabSettings::TabPolicy policy)
{
switch (policy) {
case TabSettings::SpacesOnlyTabPolicy:
return QLatin1String("spacesOnlyPolicy");
case TabSettings::TabsOnlyTabPolicy:
return QLatin1String("tabsOnlyPolicy");
case TabSettings::MixedTabPolicy:
return QLatin1String("mixedIndentPolicy");
}
return QString();
}
static QString continuationAlignBehaviorToString(TabSettings::ContinuationAlignBehavior behavior)
{
switch (behavior) {
case TabSettings::NoContinuationAlign:
return QLatin1String("noContinuation");
case TabSettings::ContinuationAlignWithSpaces:
return QLatin1String("spacesContinuation");
case TabSettings::ContinuationAlignWithIndent:
return QLatin1String("indentContinuation");
}
return QString();
}
struct TabSettingsFlags
{
TabSettings::TabPolicy policy;
TabSettings::ContinuationAlignBehavior behavior;
};
using IsClean = std::function<bool (TabSettingsFlags)>;
static void generateTestRows(const QLatin1String &name, const QString &text, IsClean isClean)
{
const QVector<TabSettings::TabPolicy> allPolicies = {
TabSettings::SpacesOnlyTabPolicy,
TabSettings::TabsOnlyTabPolicy,
TabSettings::MixedTabPolicy
};
const QVector<TabSettings::ContinuationAlignBehavior> allbehaviors = {
TabSettings::NoContinuationAlign,
TabSettings::ContinuationAlignWithSpaces,
TabSettings::ContinuationAlignWithIndent
};
const QLatin1Char splitter('_');
const int indentSize = 3;
for (auto policy : allPolicies) {
for (auto behavior : allbehaviors) {
const QString tag = tabPolicyToString(policy) + splitter
+ continuationAlignBehaviorToString(behavior) + splitter
+ name;
QTest::newRow(tag.toLatin1().data())
<< policy
<< behavior
<< text
<< indentSize
<< isClean({policy, behavior});
}
}
}
class TextEditorTest final : public QObject
{
Q_OBJECT
private slots:
void testIndentationClean_data();
void testIndentationClean();
};
void TextEditorTest::testIndentationClean_data()
{
QTest::addColumn<TabSettings::TabPolicy>("policy");
QTest::addColumn<TabSettings::ContinuationAlignBehavior>("behavior");
QTest::addColumn<QString>("text");
QTest::addColumn<int>("indentSize");
QTest::addColumn<bool>("clean");
generateTestRows(QLatin1String("emptyString"), QString::fromLatin1(""),
[](TabSettingsFlags) -> bool {
return true;
});
generateTestRows(QLatin1String("spaceIndentation"), QString::fromLatin1(" f"),
[](TabSettingsFlags flags) -> bool {
return flags.policy != TabSettings::TabsOnlyTabPolicy;
});
generateTestRows(QLatin1String("spaceIndentationGuessTabs"), QString::fromLatin1(" f\n\tf"),
[](TabSettingsFlags flags) -> bool {
return flags.policy == TabSettings::SpacesOnlyTabPolicy;
});
generateTestRows(QLatin1String("tabIndentation"), QString::fromLatin1("\tf"),
[](TabSettingsFlags flags) -> bool {
return flags.policy == TabSettings::TabsOnlyTabPolicy;
});
generateTestRows(QLatin1String("tabIndentationGuessTabs"), QString::fromLatin1("\tf\n\tf"),
[](TabSettingsFlags flags) -> bool {
return flags.policy != TabSettings::SpacesOnlyTabPolicy;
});
generateTestRows(QLatin1String("doubleSpaceIndentation"), QString::fromLatin1(" f"),
[](TabSettingsFlags flags) -> bool {
return flags.policy != TabSettings::TabsOnlyTabPolicy
&& flags.behavior != TabSettings::NoContinuationAlign;
});
generateTestRows(QLatin1String("doubleTabIndentation"), QString::fromLatin1("\t\tf"),
[](TabSettingsFlags flags) -> bool {
return flags.policy == TabSettings::TabsOnlyTabPolicy
&& flags.behavior == TabSettings::ContinuationAlignWithIndent;
});
generateTestRows(QLatin1String("tabSpaceIndentation"), QString::fromLatin1("\t f"),
[](TabSettingsFlags flags) -> bool {
return flags.policy == TabSettings::TabsOnlyTabPolicy
&& flags.behavior == TabSettings::ContinuationAlignWithSpaces;
});
}
void TextEditorTest::testIndentationClean()
{
// fetch test data
QFETCH(TabSettings::TabPolicy, policy);
QFETCH(TabSettings::ContinuationAlignBehavior, behavior);
QFETCH(QString, text);
QFETCH(int, indentSize);
QFETCH(bool, clean);
const TabSettings settings(policy, indentSize, indentSize, behavior);
const QTextDocument doc(text);
const QTextBlock block = doc.firstBlock();
QCOMPARE(settings.isIndentationClean(block, indentSize), clean);
}
QObject *createTextEditorTest()
{
return new TextEditorTest;
}
} // TextEditor::Internal
#include "texteditor_test.moc"
#endif // WITH_TESTS
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