diff options
Diffstat (limited to 'tests/auto/gui/image/qimage/tst_qimage.cpp')
| -rw-r--r-- | tests/auto/gui/image/qimage/tst_qimage.cpp | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/tests/auto/gui/image/qimage/tst_qimage.cpp b/tests/auto/gui/image/qimage/tst_qimage.cpp index 21481e374d..fac785ac86 100644 --- a/tests/auto/gui/image/qimage/tst_qimage.cpp +++ b/tests/auto/gui/image/qimage/tst_qimage.cpp @@ -211,6 +211,8 @@ private slots: void reinterpretAsFormat2(); + void complexTransform8bit(); + #ifdef Q_OS_DARWIN void toCGImage_data(); void toCGImage(); @@ -3366,6 +3368,18 @@ void tst_QImage::reinterpretAsFormat2() } } +void tst_QImage::complexTransform8bit() +{ + QImage img1(100, 100, QImage::Format_RGB32); + img1.fill(Qt::green); + img1 = img1.convertToFormat(QImage::Format_Indexed8); + QImage img2 = img1.transformed(QTransform().rotate(45), Qt::SmoothTransformation); + // Currently the format is always QImage::Format_ARGB32_Premultiplied, but it + // doesn't have to be, and if it becomes indexed this test is no longer be valid. + QVERIFY(img2.format() > QImage::Format_Indexed8); + QCOMPARE(img2.colorCount(), 0); +} + #ifdef Q_OS_DARWIN void tst_QImage::toCGImage_data() |