void GraphicTest::imageTest()
{
PhGraphicView view(64, 64);
PhGraphicImage image("rgbPatternTest.expected.bmp");
connect(&view, &PhGraphicView::paint, [&](int w, int h) {
image.setSize(w, h);
image.draw();
});
view.show();
QImage resultImage(view.renderPixmap(64, 64).toImage());
QString resultFile = QString("%1.result.bmp").arg(QTest::currentTestFunction());
resultImage.save(resultFile);
// The expected result should be the same than the input (rgbPatternTest.bmp)
// but it turns out that image is altered when opened with IMG_Load()
// (see PhGraphicImage::init())
QString expectedFile = QString("%1.expected.bmp").arg(QTest::currentTestFunction());
QImage expectedImage(expectedFile);
unsigned int result = PhPictureTools::compare(resultImage, expectedImage);
QVERIFY2(result == 0, PHNQ(QString("Comparison result=%1").arg(result)));
}
void GraphicTest::rgbPatternTest()
{
int w = 64;
int h = 64;
PhGraphicView view(w, h);
PhGraphicTexturedRect rect(0, 0, w, h);
connect(&view, &PhGraphicView::paint, [&](int w, int h) {
#warning /// @todo try to make it before (creating the texture on auto init)
unsigned char * buffer = PhPictureTools::generateRGBPattern(w, h);
rect.createTextureFromRGBBuffer(buffer, w, h);
delete buffer;
rect.draw();
});
view.show();
QImage resultImage(view.renderPixmap(64, 64).toImage());
QString resultFile = QString("%1.result.bmp").arg(QTest::currentTestFunction());
resultImage.save(resultFile);
QString expectedFile = QString("%1.expected.bmp").arg(QTest::currentTestFunction());
QImage expectedImage(expectedFile);
unsigned int result = PhPictureTools::compare(resultImage, expectedImage);
QVERIFY2(result == 0, PHNQ(QString("Comparison result=%1").arg(result)));
}
void GraphicTest::rectTest()
{
PhGraphicView view(32, 32);
PhGraphicSolidRect rect;
rect.setColor(Qt::red);
connect(&view, &PhGraphicView::paint, [&](int w, int h) {
rect.setSize(w / 2, h / 2);
rect.draw();
});
view.show();
// Note: using view.grabFrameBuffer() causes timing issues.
// There is no warranty that the scene has been fully rendered.
// Use view.renderPixmap().toImage() instead.
QImage resultImage(view.renderPixmap(32, 32).toImage());
QString resultFile = QString("%1.result.bmp").arg(QTest::currentTestFunction());
resultImage.save(resultFile);
QString expectedFile = QString("%1.expected.bmp").arg(QTest::currentTestFunction());
QImage expectedImage(expectedFile);
unsigned int result = PhPictureTools::compare(resultImage, expectedImage);
QVERIFY2(result == 0, PHNQ(QString("Comparison result=%1").arg(result)));
}
bool QgsCompositionChecker::testComposition( QString &report, int page )
{
if ( !mComposition )
{
return false;
}
#if 0
//fake mode to generate expected image
//assume 300 dpi and size of the control image 3507 * 2480
QImage outputImage( QSize( 3507, 2480 ), QImage::Format_ARGB32 );
mComposition->setPlotStyle( QgsComposition::Print );
outputImage.setDotsPerMeterX( 300 / 25.4 * 1000 );
outputImage.setDotsPerMeterY( 300 / 25.4 * 1000 );
outputImage.fill( 0 );
QPainter p( &outputImage );
//QRectF sourceArea( 0, 0, mComposition->paperWidth(), mComposition->paperHeight() );
//QRectF targetArea( 0, 0, 3507, 2480 );
mComposition->renderPage( &p, page );
p.end();
outputImage.save( "/tmp/composerhtml_table_control.png", "PNG" );
return false;
#endif //0
//load expected image
setControlName( "expected_" + mTestName );
QImage expectedImage( mExpectedImageFile );
//get width/height, create image and render the composition to it
int width = expectedImage.width();
int height = expectedImage.height();
QImage outputImage( QSize( width, height ), QImage::Format_ARGB32 );
mComposition->setPlotStyle( QgsComposition::Print );
outputImage.setDotsPerMeterX( expectedImage.dotsPerMeterX() );
outputImage.setDotsPerMeterY( expectedImage.dotsPerMeterX() );
outputImage.fill( 0 );
QPainter p( &outputImage );
mComposition->renderPage( &p, page );
p.end();
QString renderedFilePath = QDir::tempPath() + QDir::separator() + QFileInfo( mTestName ).baseName() + "_rendered.png";
outputImage.save( renderedFilePath, "PNG" );
QString diffFilePath = QDir::tempPath() + QDir::separator() + QFileInfo( mTestName ).baseName() + "_result_diff.png";
bool testResult = compareImages( mTestName, 0, renderedFilePath );
QString myDashMessage = "<DartMeasurementFile name=\"Rendered Image " + mTestName + "\""
" type=\"image/png\">" + renderedFilePath +
"</DartMeasurementFile>"
"<DartMeasurementFile name=\"Expected Image " + mTestName + "\" type=\"image/png\">" +
mExpectedImageFile + "</DartMeasurementFile>"
"<DartMeasurementFile name=\"Difference Image " + mTestName + "\" type=\"image/png\">" +
diffFilePath + "</DartMeasurementFile>";
qDebug( ) << myDashMessage;
report += mReport;
return testResult;
}
int TestCreator::compareImageLists() {
_progressBar->setMinimum(0);
_progressBar->setMaximum(_expectedImagesFullFilenames.length() - 1);
_progressBar->setValue(0);
_progressBar->setVisible(true);
// Loop over both lists and compare each pair of images
// Quit loop if user has aborted due to a failed test.
bool keepOn{ true };
int numberOfFailures{ 0 };
for (int i = 0; keepOn && i < _expectedImagesFullFilenames.length(); ++i) {
// First check that images are the same size
QImage resultImage(_resultImagesFullFilenames[i]);
QImage expectedImage(_expectedImagesFullFilenames[i]);
double similarityIndex; // in [-1.0 .. 1.0], where 1.0 means images are identical
double worstTileValue; // in [-1.0 .. 1.0], where 1.0 means images are identical
bool isInteractiveMode = (!_isRunningFromCommandLine && _checkBoxInteractiveMode->isChecked() && !_isRunningInAutomaticTestRun);
// similarityIndex is set to -100.0 to indicate images are not the same size
if (isInteractiveMode && (resultImage.width() != expectedImage.width() || resultImage.height() != expectedImage.height())) {
QMessageBox::critical(0, "Internal error: " + QString(__FILE__) + ":" + QString::number(__LINE__), "Images are not the same size");
similarityIndex = -100.0;
worstTileValue = 0.0;
} else {
_imageComparer.compareImages(resultImage, expectedImage);
similarityIndex = _imageComparer.getSSIMValue();
worstTileValue = _imageComparer.getWorstTileValue();
}
TestResult testResult = TestResult{
similarityIndex,
worstTileValue,
_expectedImagesFullFilenames[i].left(_expectedImagesFullFilenames[i].lastIndexOf("/") + 1), // path to the test (including trailing /)
QFileInfo(_expectedImagesFullFilenames[i].toStdString().c_str()).fileName(), // filename of expected image
QFileInfo(_resultImagesFullFilenames[i].toStdString().c_str()).fileName(), // filename of result image
_imageComparer.getSSIMResults() // results of SSIM algoritm
};
_mismatchWindow.setTestResult(testResult);
if (similarityIndex < THRESHOLD_GLOBAL || worstTileValue < THRESHOLD_LOCAL) {
if (!isInteractiveMode) {
++numberOfFailures;
appendTestResultsToFile(testResult, _mismatchWindow.getComparisonImage(), _mismatchWindow.getSSIMResultsImage(testResult._ssimResults), true);
} else {
_mismatchWindow.exec();
switch (_mismatchWindow.getUserResponse()) {
case USER_RESPONSE_PASS:
break;
case USE_RESPONSE_FAIL:
++numberOfFailures;
appendTestResultsToFile(testResult, _mismatchWindow.getComparisonImage(), _mismatchWindow.getSSIMResultsImage(testResult._ssimResults), true);
break;
case USER_RESPONSE_ABORT:
keepOn = false;
break;
default:
assert(false);
break;
}
}
} else {
appendTestResultsToFile(testResult, _mismatchWindow.getComparisonImage(), _mismatchWindow.getSSIMResultsImage(testResult._ssimResults), false);
}
_progressBar->setValue(i);
}
_progressBar->setVisible(false);
return numberOfFailures;
}
