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authorSamuel Rødal <samuel.rodal@nokia.com>2011-05-11 17:34:12 +0200
committerSamuel Rødal <samuel.rodal@nokia.com>2011-05-11 17:34:42 +0200
commite40443f7dfaa77e1295390385ef76f9b4e87c59b (patch)
treefbf6681941ee4350be2d96a8ee3f8cc3642e14a0 /tests/auto/qpixmap
parentd49c561b7374bf72684c6eaea6e65c71f69e0150 (diff)
Prevent crash in OpenGL engine when scaling images / pixmaps.
Make sure the resulting image / pixmap is valid if the source was valid. Task-number: QTBUG-19157 Reviewed-by: Kim Reviewed-by: Benjamin Poulain (cherry picked from commit 1c5da7207a21cc44a4a08d291c290ffcd9b958fd)
Diffstat (limited to 'tests/auto/qpixmap')
-rw-r--r--tests/auto/qpixmap/tst_qpixmap.cpp8
1 files changed, 8 insertions, 0 deletions
diff --git a/tests/auto/qpixmap/tst_qpixmap.cpp b/tests/auto/qpixmap/tst_qpixmap.cpp
index 4ba51de7e5..1f1ee88b23 100644
--- a/tests/auto/qpixmap/tst_qpixmap.cpp
+++ b/tests/auto/qpixmap/tst_qpixmap.cpp
@@ -196,6 +196,7 @@ private slots:
#if defined(Q_OS_SYMBIAN) && !defined(QT_NO_OPENVG)
void vgImageReadBack();
#endif
+ void scaled_QTBUG19157();
};
static bool lenientCompare(const QPixmap &actual, const QPixmap &expected)
@@ -1897,5 +1898,12 @@ void tst_QPixmap::vgImageReadBack()
}
#endif // Symbian & OpenVG
+void tst_QPixmap::scaled_QTBUG19157()
+{
+ QPixmap foo(5000, 1);
+ foo = foo.scaled(1024, 1024, Qt::KeepAspectRatio);
+ QVERIFY(!foo.isNull());
+}
+
QTEST_MAIN(tst_QPixmap)
#include "tst_qpixmap.moc"