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/*
* Copyright (C) 2021 Damir Porobic <damir.porobic@gmx.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "RotateCommandTest.h"
#include "tests/mocks/MockDefaultParameters.h"
void RotateCommandTest::Redo_Should_RotatePixmapByProvidedAngel()
{
// arrange
auto oldSize = QSizeF(100, 50);
auto newSize = QSizeF(50, 100);
auto angel = 90;
QPixmap pixmap(oldSize.toSize());
QGraphicsPixmapItem image(pixmap);
MockDefaultParameters defaultParameters;
auto scalerMock = new MockDevicePixelRatioScaler();
AnnotationArea annotationArea(&defaultParameters.config, &defaultParameters.settingsProvider, scalerMock, &defaultParameters.zoomValueProvider, nullptr, nullptr);
RotateCommand rotateCommand(&image, angel, &annotationArea);
// act
rotateCommand.redo();
// assert
QCOMPARE(image.boundingRect().size(), newSize);
QCOMPARE(annotationArea.sceneRect().size(), newSize);
}
void RotateCommandTest::Redo_Should_TrimPixmapAndRemoveTransparentPart_WhenRotatedBy45DegreeTwice()
{
// arrange
auto oldSize = QSizeF(100, 50);
auto newSize = QSizeF(50, 100) + QSize(3, 3); // Rotating by non 90° multipliers creates fuzzy edges due to antialiasing.
auto angel = 45;
QPixmap pixmap(oldSize.toSize());
pixmap.fill(Qt::green);
QGraphicsPixmapItem image(pixmap);
MockDefaultParameters defaultParameters;
auto scalerMock = new MockDevicePixelRatioScaler();
AnnotationArea annotationArea(&defaultParameters.config, &defaultParameters.settingsProvider, scalerMock, &defaultParameters.zoomValueProvider, nullptr, nullptr);
RotateCommand rotate1Command(&image, angel, &annotationArea);
rotate1Command.redo();
RotateCommand rotate2Command(&image, angel, &annotationArea);
// act
rotate2Command.redo();
// assert
QCOMPARE(image.boundingRect().size(), newSize);
QCOMPARE(annotationArea.sceneRect().size(), newSize);
}
void RotateCommandTest::Undo_Should_RevertBackToInitialImage()
{
// arrange
auto oldSize = QSizeF(100, 50);
auto angel = 90;
QPixmap pixmap(oldSize.toSize());
QGraphicsPixmapItem image(pixmap);
MockDefaultParameters defaultParameters;
auto scalerMock = new MockDevicePixelRatioScaler();
AnnotationArea annotationArea(&defaultParameters.config, &defaultParameters.settingsProvider, scalerMock, &defaultParameters.zoomValueProvider, nullptr, nullptr);
RotateCommand rotateCommand(&image, angel, &annotationArea);
rotateCommand.redo();
QVERIFY(image.pixmap().toImage() != pixmap.toImage());
// act
rotateCommand.undo();
// assert
QCOMPARE(image.pixmap().toImage(), pixmap.toImage());
QCOMPARE(image.boundingRect().size(), oldSize);
QCOMPARE(annotationArea.sceneRect().size(), oldSize);
}
TEST_MAIN(RotateCommandTest)
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