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++ // Copyright (C) 2016 Klaralvdalens Datakonsult AB (KDAB).
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++
++ #include <QtTest/QTest>
++ #include <qbackendnodetester.h>
++
++ #include <Qt3DCore/private/qnode_p.h>
++ #include <Qt3DCore/private/qscene_p.h>
++
++ #include <Qt3DInput/private/inputhandler_p.h>
++ #include <Qt3DInput/private/inputmanagers_p.h>
++ #include <Qt3DInput/QKeyboardDevice>
++ #include <Qt3DInput/private/keyboarddevice_p.h>
++ #include <Qt3DInput/QKeyboardHandler>
++ #include <Qt3DInput/private/keyboardhandler_p.h>
++
++ class tst_KeyboardHandler : public Qt3DCore::QBackendNodeTester
++ {
++ Q_OBJECT
++
++ private Q_SLOTS:
++
++ void checkPeerPropertyMirroring()
++ {
++ // GIVEN
++ Qt3DInput::Input::InputHandler inputHandler;
++
++ auto keyboardDevice = new Qt3DInput::QKeyboardDevice;
++ auto backendKeyboardDevice = inputHandler.keyboardDeviceManager()->getOrCreateResource(keyboardDevice->id());
++ backendKeyboardDevice->setInputHandler(&inputHandler);
++ simulateInitializationSync(keyboardDevice, backendKeyboardDevice);
++
++ Qt3DInput::QKeyboardHandler keyboardHandler;
++ auto backendKeyboardHandler = inputHandler.keyboardInputManager()->getOrCreateResource(keyboardHandler.id());
++ backendKeyboardHandler->setInputHandler(&inputHandler);
++
++ keyboardHandler.setFocus(true);
++ keyboardHandler.setSourceDevice(keyboardDevice);
++
++ // WHEN
++ simulateInitializationSync(&keyboardHandler, backendKeyboardHandler);
++
++ // THEN
++ QCOMPARE(backendKeyboardHandler->peerId(), keyboardHandler.id());
++ QCOMPARE(backendKeyboardHandler->isEnabled(), keyboardHandler.isEnabled());
++ QCOMPARE(backendKeyboardDevice->lastKeyboardInputRequester(), backendKeyboardHandler->peerId());
++ QCOMPARE(backendKeyboardHandler->keyboardDevice(), keyboardDevice->id());
++ }
++
++ void checkInitialState()
++ {
++ // GIVEN
++ Qt3DInput::Input::KeyboardHandler backendKeyboardHandler;
++
++ // THEN
++ QVERIFY(backendKeyboardHandler.peerId().isNull());
++ QCOMPARE(backendKeyboardHandler.isEnabled(), false);
++ QCOMPARE(backendKeyboardHandler.focus(), false);
++ QCOMPARE(backendKeyboardHandler.keyboardDevice(), Qt3DCore::QNodeId());
++ }
++
++ void checkPropertyChanges()
++ {
++ // GIVEN
++ Qt3DInput::Input::InputHandler inputHandler;
++
++ Qt3DInput::QKeyboardHandler keyboardHandler;
++ keyboardHandler.setEnabled(false);
++ Qt3DInput::Input::KeyboardHandler backendKeyboardHandler;
++ backendKeyboardHandler.setInputHandler(&inputHandler);
++
++ Qt3DInput::QKeyboardDevice device;
++ Qt3DInput::Input::KeyboardDevice *backendKeyboardDevice =
++ inputHandler.keyboardDeviceManager()->getOrCreateResource(device.id());
++ backendKeyboardDevice->setInputHandler(&inputHandler);
++
++ simulateInitializationSync(&keyboardHandler, &backendKeyboardHandler);
++
++ // WHEN
++ keyboardHandler.setSourceDevice(&device);
++ backendKeyboardHandler.syncFromFrontEnd(&keyboardHandler, false);
++
++ // THEN
++ QCOMPARE(backendKeyboardHandler.keyboardDevice(), device.id());
++
++ // WHEN (still disabled, nothing should happen)
++ keyboardHandler.setFocus(true);
++ backendKeyboardHandler.syncFromFrontEnd(&keyboardHandler, false);
++
++ // THEN
++ QVERIFY(backendKeyboardDevice->lastKeyboardInputRequester().isNull());
++
++ // WHEN
++ keyboardHandler.setEnabled(true);
++ backendKeyboardHandler.syncFromFrontEnd(&keyboardHandler, false);
++
++ // THEN
++ QCOMPARE(backendKeyboardHandler.isEnabled(), true);
++
++ // WHEN (now enabled, should request focus)
++ keyboardHandler.setFocus(true);
++ backendKeyboardHandler.syncFromFrontEnd(&keyboardHandler, false);
++
++ // THEN
++ QCOMPARE(backendKeyboardDevice->lastKeyboardInputRequester(), backendKeyboardHandler.peerId());
++ }
++ };
++
++ QTEST_APPLESS_MAIN(tst_KeyboardHandler)
++
++ #include "tst_keyboardhandler.moc"