diff options
Diffstat (limited to 'tests/auto/gui/image/qimagewriter/tst_qimagewriter.cpp')
| -rw-r--r-- | tests/auto/gui/image/qimagewriter/tst_qimagewriter.cpp | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/tests/auto/gui/image/qimagewriter/tst_qimagewriter.cpp b/tests/auto/gui/image/qimagewriter/tst_qimagewriter.cpp index d5c624833c..a53c2ddb5b 100644 --- a/tests/auto/gui/image/qimagewriter/tst_qimagewriter.cpp +++ b/tests/auto/gui/image/qimagewriter/tst_qimagewriter.cpp @@ -77,6 +77,9 @@ private slots: void saveWithNoFormat(); void saveToTemporaryFile(); + + void writeEmpty(); + private: QTemporaryDir m_temporaryDir; QString prefix; @@ -463,7 +466,7 @@ void tst_QImageWriter::saveWithNoFormat() SKIP_IF_UNSUPPORTED(format); QImage niceImage(64, 64, QImage::Format_ARGB32); - memset(niceImage.bits(), 0, niceImage.byteCount()); + memset(niceImage.bits(), 0, niceImage.sizeInBytes()); QImageWriter writer(fileName /* , 0 - no format! */); if (error != 0) { @@ -529,5 +532,18 @@ void tst_QImageWriter::saveToTemporaryFile() } } +void tst_QImageWriter::writeEmpty() +{ + // check writing a null QImage errors gracefully + QTemporaryDir dir; + QVERIFY2(dir.isValid(), qPrintable(dir.errorString())); + QString fileName(dir.path() + QLatin1String("/testimage.bmp")); + QVERIFY(!QFileInfo(fileName).exists()); + QImageWriter writer(fileName); + QVERIFY(!writer.write(QImage())); + QCOMPARE(writer.error(), QImageWriter::InvalidImageError); + QVERIFY(!QFileInfo(fileName).exists()); +} + QTEST_MAIN(tst_QImageWriter) #include "tst_qimagewriter.moc" |