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diff --git a/tests/auto/unit/multimedia/qimagecapture/tst_qimagecapture.cpp b/tests/auto/unit/multimedia/qimagecapture/tst_qimagecapture.cpp
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+++ b/tests/auto/unit/multimedia/qimagecapture/tst_qimagecapture.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2021 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the test suite of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:GPL-EXCEPT$
+** 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 The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtTest/QtTest>
+#include <QDebug>
+
+#include <private/qplatformcamera_p.h>
+#include <private/qplatformimagecapture_p.h>
+#include <qcamera.h>
+#include <qimagecapture.h>
+#include <qmediacapturesession.h>
+
+#include "qmockmediacapturesession.h"
+#include "qmockintegration_p.h"
+
+QT_USE_NAMESPACE
+
+class tst_QImageCapture: public QObject
+{
+ Q_OBJECT
+
+public slots:
+ void initTestCase();
+ void init();
+ void cleanup();
+ void cleanupTestCase();
+
+private slots:
+ void constructor();
+ void isAvailable();
+ void deleteMediaSource();
+ void isReadyForCapture();
+ void capture();
+ void encodingSettings();
+ void errors();
+ void error();
+ void imageCaptured();
+ void imageExposed();
+ void imageSaved();
+ void readyForCaptureChanged();
+
+private:
+ QMockIntegration *mockIntegration;
+};
+
+void tst_QImageCapture::initTestCase()
+{
+ mockIntegration = new QMockIntegration;
+}
+
+void tst_QImageCapture::init()
+{
+}
+
+void tst_QImageCapture::cleanup()
+{
+}
+
+void tst_QImageCapture::cleanupTestCase()
+{
+ delete mockIntegration;
+}
+
+void tst_QImageCapture::constructor()
+{
+ QMediaCaptureSession session;
+ QCamera camera;
+ QImageCapture imageCapture;
+ session.setCamera(&camera);
+ session.setImageCapture(&imageCapture);
+
+ QVERIFY(imageCapture.isAvailable() == true);
+}
+
+void tst_QImageCapture::isAvailable()
+{
+ {
+ QMediaCaptureSession session;
+ QImageCapture imageCapture;
+ session.setImageCapture(&imageCapture);
+
+ QVERIFY(!imageCapture.isAvailable());
+ }
+
+ {
+ QMediaCaptureSession session;
+ QCamera camera;
+ QImageCapture imageCapture;
+ session.setCamera(&camera);
+ session.setImageCapture(&imageCapture);
+
+ QVERIFY(imageCapture.isAvailable());
+ }
+}
+
+void tst_QImageCapture::deleteMediaSource()
+{
+ QMediaCaptureSession session;
+ QCamera *camera = new QCamera;
+ QImageCapture *capture = new QImageCapture;
+ session.setCamera(camera);
+ session.setImageCapture(capture);
+
+ QVERIFY(capture->isAvailable());
+
+ delete camera;
+
+ QVERIFY(session.camera() == nullptr);
+ QVERIFY(!capture->isAvailable());
+
+ capture->captureToFile();
+ delete capture;
+}
+
+void tst_QImageCapture::isReadyForCapture()
+{
+ QMediaCaptureSession session;
+ QCamera camera;
+ QImageCapture imageCapture;
+ session.setCamera(&camera);
+ session.setImageCapture(&imageCapture);
+
+ QVERIFY(imageCapture.isAvailable() == true);
+ QVERIFY(imageCapture.isReadyForCapture() == false);
+ camera.start();
+ QVERIFY(imageCapture.isReadyForCapture() == true);
+ imageCapture.captureToFile();
+ QTRY_VERIFY(imageCapture.isReadyForCapture());
+ camera.stop();
+}
+
+void tst_QImageCapture::capture()
+{
+ QMediaCaptureSession session;
+ QCamera camera;
+ QImageCapture imageCapture;
+ session.setCamera(&camera);
+ session.setImageCapture(&imageCapture);
+
+ QVERIFY(imageCapture.isAvailable() == true);
+ QVERIFY(imageCapture.isReadyForCapture() == false);
+ QVERIFY(imageCapture.captureToFile() == -1);
+ camera.start();
+ QVERIFY(imageCapture.isReadyForCapture() == true);
+ QTest::qWait(300);
+ QVERIFY(imageCapture.captureToFile() != -1);
+ camera.stop();
+}
+
+void tst_QImageCapture::encodingSettings()
+{
+ QMediaCaptureSession session;
+ QCamera camera;
+ QImageCapture imageCapture;
+ session.setCamera(&camera);
+ session.setImageCapture(&imageCapture);
+
+ QVERIFY(imageCapture.isAvailable() == true);
+ imageCapture.setFileFormat(QImageCapture::JPEG);
+ imageCapture.setQuality(QImageCapture::NormalQuality);
+ QVERIFY(imageCapture.fileFormat() == QImageCapture::JPEG);
+ QVERIFY(imageCapture.quality() == QImageCapture::NormalQuality);
+}
+
+void tst_QImageCapture::errors()
+{
+ QMockCamera::Simple simple;
+
+ {
+ QMediaCaptureSession session;
+ QCamera camera;
+ QImageCapture imageCapture;
+ session.setCamera(&camera);
+ session.setImageCapture(&imageCapture);
+
+ QVERIFY(imageCapture.isAvailable() == true);
+ imageCapture.captureToFile(QString::fromLatin1("/dev/null"));
+ QCOMPARE(imageCapture.error(), QImageCapture::NotReadyError);
+ QVERIFY(!imageCapture.errorString().isEmpty());
+ }
+
+ QMediaCaptureSession session;
+ QCamera camera;
+ QImageCapture imageCapture;
+ session.setCamera(&camera);
+ session.setImageCapture(&imageCapture);
+ camera.start();
+
+ QVERIFY(imageCapture.isAvailable() == true);
+ QVERIFY(imageCapture.error() == QImageCapture::NoError);
+ QVERIFY(imageCapture.errorString().isEmpty());
+
+ imageCapture.captureToFile();
+ QVERIFY(imageCapture.error() == QImageCapture::NoError);
+ QVERIFY(imageCapture.errorString().isEmpty());
+}
+
+void tst_QImageCapture::error()
+{
+ QMediaCaptureSession session;
+ QCamera camera;
+ QImageCapture imageCapture;
+ session.setCamera(&camera);
+ session.setImageCapture(&imageCapture);
+
+ QSignalSpy spy(&imageCapture, SIGNAL(errorOccurred(int,QImageCapture::Error,QString)));
+ imageCapture.captureToFile();
+ QTest::qWait(30);
+ QVERIFY(spy.count() == 1);
+ QVERIFY(qvariant_cast<int>(spy.at(0).at(0)) == -1);
+ QVERIFY(qvariant_cast<QImageCapture::Error>(spy.at(0).at(1)) == QImageCapture::NotReadyError);
+ QVERIFY(qvariant_cast<QString>(spy.at(0).at(2)) == "Could not capture in stopped state");
+ spy.clear();
+}
+
+void tst_QImageCapture::imageCaptured()
+{
+ QMediaCaptureSession session;
+ QCamera camera;
+ QImageCapture imageCapture;
+ session.setCamera(&camera);
+ session.setImageCapture(&imageCapture);
+
+ QSignalSpy spy(&imageCapture, SIGNAL(imageCaptured(int,QImage)));
+ QVERIFY(imageCapture.isAvailable() == true);
+ QVERIFY(imageCapture.isReadyForCapture() == false);
+ camera.start();
+ imageCapture.captureToFile();
+ QTRY_VERIFY(imageCapture.isReadyForCapture());
+
+ QVERIFY(spy.count() == 1);
+ QVERIFY(qvariant_cast<int>(spy.at(0).at(0)) > 0);
+ QImage image = qvariant_cast<QImage>(spy.at(0).at(1));
+ QVERIFY(image.isNull() == true);
+ spy.clear();
+ camera.stop();
+}
+
+void tst_QImageCapture::imageExposed()
+{
+ QMediaCaptureSession session;
+ QCamera camera;
+ QImageCapture imageCapture;
+ session.setCamera(&camera);
+ session.setImageCapture(&imageCapture);
+
+ QSignalSpy spy(&imageCapture, SIGNAL(imageExposed(int)));
+ QVERIFY(imageCapture.isAvailable() == true);
+ QVERIFY(imageCapture.isReadyForCapture() == false);
+ camera.start();
+ imageCapture.captureToFile();
+ QTRY_VERIFY(imageCapture.isReadyForCapture());
+
+ QVERIFY(spy.count() == 1);
+ QVERIFY(qvariant_cast<int>(spy.at(0).at(0)) > 0);
+ spy.clear();
+ camera.stop();
+}
+
+void tst_QImageCapture::imageSaved()
+{
+ QMediaCaptureSession session;
+ QCamera camera;
+ QImageCapture imageCapture;
+ session.setCamera(&camera);
+ session.setImageCapture(&imageCapture);
+
+ QSignalSpy spy(&imageCapture, SIGNAL(imageSaved(int,QString)));
+ QVERIFY(imageCapture.isAvailable() == true);
+ QVERIFY(imageCapture.isReadyForCapture() == false);
+ camera.start();
+ imageCapture.captureToFile(QString::fromLatin1("/usr/share"));
+ QTRY_VERIFY(imageCapture.isReadyForCapture());
+
+ QVERIFY(spy.count() == 1);
+ QVERIFY(qvariant_cast<int>(spy.at(0).at(0)) > 0);
+ QVERIFY(qvariant_cast<QString>(spy.at(0).at(1)) == "/usr/share");
+ spy.clear();
+ camera.stop();
+}
+
+void tst_QImageCapture::readyForCaptureChanged()
+{
+ QMediaCaptureSession session;
+ QCamera camera;
+ QImageCapture imageCapture;
+ session.setCamera(&camera);
+ session.setImageCapture(&imageCapture);
+
+ QSignalSpy spy(&imageCapture, SIGNAL(readyForCaptureChanged(bool)));
+ QVERIFY(imageCapture.isReadyForCapture() == false);
+ imageCapture.captureToFile();
+ QTest::qWait(100);
+ QVERIFY(spy.count() == 0);
+ QVERIFY2(!imageCapture.errorString().isEmpty(),"Could not capture in stopped state" );
+ camera.start();
+ QTest::qWait(100);
+ imageCapture.captureToFile();
+ QTest::qWait(100);
+ QVERIFY(spy.count() == 2);
+ QVERIFY(spy.at(0).at(0).toBool() == false);
+ QVERIFY(spy.at(1).at(0).toBool() == true);
+ camera.stop();
+ spy.clear();
+}
+
+QTEST_MAIN(tst_QImageCapture)
+
+#include "tst_qimagecapture.moc"
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