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-rw-r--r--tests/auto/qimagewriter/tst_qimagewriter.cpp17
1 files changed, 14 insertions, 3 deletions
diff --git a/tests/auto/qimagewriter/tst_qimagewriter.cpp b/tests/auto/qimagewriter/tst_qimagewriter.cpp
index ab5572d..5997f39 100644
--- a/tests/auto/qimagewriter/tst_qimagewriter.cpp
+++ b/tests/auto/qimagewriter/tst_qimagewriter.cpp
@@ -391,16 +391,27 @@ void tst_QImageWriter::readWriteNonDestructive_data()
{
QTest::addColumn<QImage::Format>("format");
QTest::addColumn<QImage::Format>("expectedFormat");
- QTest::newRow("tiff mono") << QImage::Format_Mono << QImage::Format_Mono;
- QTest::newRow("tiff indexed") << QImage::Format_Indexed8 << QImage::Format_Indexed8;
- QTest::newRow("tiff rgb32") << QImage::Format_ARGB32 << QImage::Format_ARGB32;
+ QTest::addColumn<bool>("grayscale");
+ QTest::newRow("tiff mono") << QImage::Format_Mono << QImage::Format_Mono << false;
+ QTest::newRow("tiff indexed") << QImage::Format_Indexed8 << QImage::Format_Indexed8 << false;
+ QTest::newRow("tiff rgb32") << QImage::Format_ARGB32 << QImage::Format_ARGB32 << false;
+ QTest::newRow("tiff grayscale") << QImage::Format_Indexed8 << QImage::Format_Indexed8 << true;
}
void tst_QImageWriter::readWriteNonDestructive()
{
QFETCH(QImage::Format, format);
QFETCH(QImage::Format, expectedFormat);
+ QFETCH(bool, grayscale);
QImage image = QImage(prefix + "colorful.bmp").convertToFormat(format);
+
+ if (grayscale) {
+ QVector<QRgb> colors;
+ for (int i = 0; i < 256; ++i)
+ colors << qRgb(i, i, i);
+ image.setColorTable(colors);
+ }
+
QVERIFY(image.save(prefix + "gen-readWriteNonDestructive.tiff"));
QImage image2 = QImage(prefix + "gen-readWriteNonDestructive.tiff");