diff options
Diffstat (limited to 'tests/auto/gui/painting/qpainter/tst_qpainter.cpp')
| -rw-r--r-- | tests/auto/gui/painting/qpainter/tst_qpainter.cpp | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/tests/auto/gui/painting/qpainter/tst_qpainter.cpp b/tests/auto/gui/painting/qpainter/tst_qpainter.cpp index 1ed78fa0ef..8c72532122 100644 --- a/tests/auto/gui/painting/qpainter/tst_qpainter.cpp +++ b/tests/auto/gui/painting/qpainter/tst_qpainter.cpp @@ -305,6 +305,8 @@ private slots: void drawPolyline_data(); void drawPolyline(); + void QTBUG50153_drawImage_assert(); + private: void fillData(); void setPenColor(QPainter& p); @@ -5052,6 +5054,30 @@ void tst_QPainter::drawPolyline() QCOMPARE(images[0], images[1]); } +void tst_QPainter::QTBUG50153_drawImage_assert() +{ + QImage::Format formats[] = { + QImage::Format_RGB32, // fetchTransformedBilinearARGB32PM + QImage::Format_ARGB32 // fetchTransformedBilinear + }; + + for (unsigned i = 0; i < sizeof(formats) / sizeof(formats[0]); i++) { + QImage image(3027, 2999, formats[i]); + + QImage backingStore(image.size(), QImage::Format_ARGB32); + QPainter backingStorePainter(&backingStore); + + QTransform transform; + transform.scale( 0.999987, 0.999987 ); + + backingStorePainter.setTransform(transform); + backingStorePainter.setRenderHint(QPainter::SmoothPixmapTransform, true); + backingStorePainter.drawImage(0, 0, image); + + // No crash, all fine + } +} + QTEST_MAIN(tst_QPainter) #include "tst_qpainter.moc" |