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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <qtest.h>
#include <QList>
#include <QByteArray>
#include <private/qquickshadereffect_p.h>
#include <QMatrix4x4>
#include <QtQml/QQmlEngine>
#include <QtQuick/QQuickView>
#include <QtQuick/private/qquickshadereffectsource_p.h>
#include <QtQuickTestUtils/private/qmlutils_p.h>
#include <QtQuickTestUtils/private/viewtestutils_p.h>
class TestShaderEffect : public QQuickShaderEffect
{
Q_OBJECT
Q_PROPERTY(QVariant source READ dummyRead NOTIFY sourceChanged)
Q_PROPERTY(QVariant _0aA9zZ READ dummyRead NOTIFY dummyChanged)
Q_PROPERTY(QVariant x86 READ dummyRead NOTIFY dummyChanged)
Q_PROPERTY(QVariant X READ dummyRead NOTIFY dummyChanged)
Q_PROPERTY(QMatrix4x4 mat4x4 READ mat4x4Read NOTIFY dummyChanged)
public:
TestShaderEffect(QQuickItem* parent = nullptr) : QQuickShaderEffect(parent)
{
}
QMatrix4x4 mat4x4Read() const { return QMatrix4x4(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1); }
QVariant dummyRead() const { return QVariant(); }
int signalsConnected = 0;
protected:
void connectNotify(const QMetaMethod &s) override {
if (s.name() == "sourceChanged")
++signalsConnected;
}
void disconnectNotify(const QMetaMethod &s) override
{
if (s.name() == "sourceChanged")
--signalsConnected;
}
signals:
void dummyChanged();
void sourceChanged();
private:
};
class tst_qquickshadereffect : public QQmlDataTest
{
Q_OBJECT
public:
tst_qquickshadereffect();
private slots:
void initTestCase() override;
void cleanupTestCase();
void testConnection();
void deleteSourceItem();
void deleteShaderEffectSource();
void twoImagesOneShaderEffect();
void withoutQmlEngine();
void hideParent();
void testPropertyMappings();
private:
enum PresenceFlags {
VertexPresent = 0x01,
TexCoordPresent = 0x02,
MatrixPresent = 0x04,
OpacityPresent = 0x08,
SourcePresent = 0x10
};
};
tst_qquickshadereffect::tst_qquickshadereffect()
: QQmlDataTest(QT_QMLTEST_DATADIR)
{
qmlRegisterType<TestShaderEffect>("ShaderEffectTest", 1, 0, "TestShaderEffect");
}
void tst_qquickshadereffect::initTestCase()
{
QQmlDataTest::initTestCase();
}
void tst_qquickshadereffect::cleanupTestCase()
{
}
void tst_qquickshadereffect::testConnection()
{
// verify that the property notify signal is connected
QQuickView view;
QVERIFY(QQuickTest::initView(view, QStringLiteral("qrc:/data/connections.qml")));
auto *shaderEffectItem = qobject_cast<TestShaderEffect*>(view.rootObject());
QVERIFY(shaderEffectItem);
QCOMPARE(shaderEffectItem->signalsConnected, 0);
view.show();
QVERIFY(QTest::qWaitForWindowExposed(&view));
QSGRendererInterface *rif = view.rendererInterface();
if (rif && rif->graphicsApi() != QSGRendererInterface::Software)
QCOMPARE(shaderEffectItem->signalsConnected, 1);
}
void tst_qquickshadereffect::deleteSourceItem()
{
// purely to ensure that deleting the sourceItem of a shader doesn't cause a crash
QQuickView view;
QVERIFY(QQuickTest::showView(view, QStringLiteral("qrc:/data/deleteSourceItem.qml")));
QObject *obj = view.rootObject();
QVERIFY(obj);
QMetaObject::invokeMethod(obj, "setDeletedSourceItem");
const auto shaderEffectSource = obj->findChild<QQuickShaderEffectSource*>();
QVERIFY(shaderEffectSource);
QTRY_VERIFY(!shaderEffectSource->sourceItem());
}
void tst_qquickshadereffect::deleteShaderEffectSource()
{
// purely to ensure that deleting the ShaderEffectSource doesn't cause a crash
QQuickView view;
QVERIFY(QQuickTest::showView(view, QStringLiteral("qrc:/data/deleteShaderEffectSource.qml")));
QObject *obj = view.rootObject();
QVERIFY(obj);
const QPointer<QQuickShaderEffectSource> shaderEffectSource = obj->findChild<QQuickShaderEffectSource*>();
QVERIFY(shaderEffectSource);
QMetaObject::invokeMethod(obj, "setDeletedShaderEffectSource");
QTRY_VERIFY(shaderEffectSource);
}
void tst_qquickshadereffect::twoImagesOneShaderEffect()
{
// Don't crash when having a ShaderEffect and an Image sharing the texture via supportsAtlasTextures
QQuickView view;
QVERIFY(QQuickTest::showView(view, QStringLiteral("qrc:/data/twoImagesOneShaderEffect.qml")));
QObject *obj = view.rootObject();
QVERIFY(obj);
}
void tst_qquickshadereffect::withoutQmlEngine()
{
// using a shader without QML engine used to crash
const QQuickWindow window;
auto shaderEffect = new TestShaderEffect(window.contentItem());
shaderEffect->setVertexShader(QUrl());
QVERIFY(shaderEffect->isComponentComplete());
}
// QTBUG-86402: hiding the parent of an item that uses an effect should not cause a crash.
void tst_qquickshadereffect::hideParent()
{
QQuickView view;
view.setSource(QUrl(QStringLiteral("qrc:/data/hideParent.qml")));
QVERIFY(QQuickTest::showView(view, QStringLiteral("qrc:/data/hideParent.qml")));
// Should finish without crashing.
QTRY_VERIFY(view.rootObject()->property("finished").toBool());
}
void tst_qquickshadereffect::testPropertyMappings()
{
QQuickView view;
view.setSource(QUrl(QStringLiteral("qrc:/data/testProperties.qml")));
QTRY_VERIFY(view.rootObject()->property("finished").toBool());
}
QTEST_MAIN(tst_qquickshadereffect)
#include "tst_qquickshadereffect.moc"
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