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-rw-r--r--vcl/qa/cppunit/BitmapTest.cxx117
1 files changed, 62 insertions, 55 deletions
diff --git a/vcl/qa/cppunit/BitmapTest.cxx b/vcl/qa/cppunit/BitmapTest.cxx
index d1fa8166e16a..697db737ecb1 100644
--- a/vcl/qa/cppunit/BitmapTest.cxx
+++ b/vcl/qa/cppunit/BitmapTest.cxx
@@ -74,6 +74,30 @@ class BitmapTest : public CppUnit::TestFixture
CPPUNIT_TEST_SUITE_END();
};
+void assertColorsAreSimilar(int maxDifference, const std::string& message,
+ const BitmapColor& expected, const BitmapColor& actual)
+{
+ // Check that the two colors match or are reasonably similar.
+ if (expected == actual)
+ return;
+ if (abs(expected.GetRed() - actual.GetRed()) <= maxDifference
+ && abs(expected.GetGreen() - actual.GetGreen()) <= maxDifference
+ && abs(expected.GetBlue() - actual.GetBlue()) <= maxDifference
+ && abs(expected.GetAlpha() - actual.GetAlpha()) <= maxDifference)
+ {
+ return;
+ }
+ CPPUNIT_ASSERT_EQUAL_MESSAGE(message, expected, actual);
+}
+
+void assertColorsAreSimilar(int maxDifference, int line, const BitmapColor& expected,
+ const BitmapColor& actual)
+{
+ std::stringstream stream;
+ stream << "Line: " << line;
+ assertColorsAreSimilar(maxDifference, stream.str(), expected, actual);
+}
+
void BitmapTest::testCreation()
{
{
@@ -317,38 +341,38 @@ void BitmapTest::testN8Greyscale()
aBmp.Convert(BmpConversion::N8BitGreys);
BitmapReadAccess aBmpReadAccess(aBmp);
- CPPUNIT_ASSERT_EQUAL_MESSAGE("Black pixel wrong 8-bit greyscale value", aGreyscalePalette[0],
- aBmpReadAccess.GetColor(0, 0));
- CPPUNIT_ASSERT_EQUAL_MESSAGE("Blue pixel wrong 8-bit greyscale value", aGreyscalePalette[14],
- aBmpReadAccess.GetColor(0, 1));
- CPPUNIT_ASSERT_EQUAL_MESSAGE("Green pixel wrong 8-bit greyscale value", aGreyscalePalette[75],
- aBmpReadAccess.GetColor(0, 2));
- CPPUNIT_ASSERT_EQUAL_MESSAGE("Cyan pixel wrong 8-bit greyscale value", aGreyscalePalette[89],
- aBmpReadAccess.GetColor(0, 3));
- CPPUNIT_ASSERT_EQUAL_MESSAGE("Red pixel wrong 8-bit greyscale value", aGreyscalePalette[38],
- aBmpReadAccess.GetColor(1, 0));
- CPPUNIT_ASSERT_EQUAL_MESSAGE("Magenta pixel wrong 8-bit greyscale value", aGreyscalePalette[52],
- aBmpReadAccess.GetColor(1, 1));
- CPPUNIT_ASSERT_EQUAL_MESSAGE("Brown pixel wrong 8-bit greyscale value", aGreyscalePalette[114],
- aBmpReadAccess.GetColor(1, 2));
- CPPUNIT_ASSERT_EQUAL_MESSAGE("Gray pixel wrong 8-bit greyscale value", aGreyscalePalette[128],
- aBmpReadAccess.GetColor(1, 3));
- CPPUNIT_ASSERT_EQUAL_MESSAGE("Light gray pixel wrong 8-bit greyscale value",
- aGreyscalePalette[192], aBmpReadAccess.GetColor(2, 0));
- CPPUNIT_ASSERT_EQUAL_MESSAGE("Light blue pixel wrong 8-bit greyscale value",
- aGreyscalePalette[27], aBmpReadAccess.GetColor(2, 1));
- CPPUNIT_ASSERT_EQUAL_MESSAGE("Light green pixel wrong 8-bit greyscale value",
- aGreyscalePalette[150], aBmpReadAccess.GetColor(2, 2));
- CPPUNIT_ASSERT_EQUAL_MESSAGE("Light cyan pixel wrong 8-bit greyscale value",
- aGreyscalePalette[178], aBmpReadAccess.GetColor(2, 3));
- CPPUNIT_ASSERT_EQUAL_MESSAGE("Light red pixel wrong 8-bit greyscale value",
- aGreyscalePalette[76], aBmpReadAccess.GetColor(3, 0));
- CPPUNIT_ASSERT_EQUAL_MESSAGE("Light magenta pixel wrong 8-bit greyscale value",
- aGreyscalePalette[104], aBmpReadAccess.GetColor(3, 1));
- CPPUNIT_ASSERT_EQUAL_MESSAGE("Yellow pixel wrong 8-bit greyscale value", aGreyscalePalette[227],
- aBmpReadAccess.GetColor(3, 2));
- CPPUNIT_ASSERT_EQUAL_MESSAGE("White pixel wrong 8-bit greyscale value", aGreyscalePalette[255],
- aBmpReadAccess.GetColor(3, 3));
+ assertColorsAreSimilar(1, "Black pixel wrong 8-bit greyscale value", aGreyscalePalette[0],
+ aBmpReadAccess.GetColor(0, 0));
+ assertColorsAreSimilar(1, "Blue pixel wrong 8-bit greyscale value", aGreyscalePalette[14],
+ aBmpReadAccess.GetColor(0, 1));
+ assertColorsAreSimilar(1, "Green pixel wrong 8-bit greyscale value", aGreyscalePalette[75],
+ aBmpReadAccess.GetColor(0, 2));
+ assertColorsAreSimilar(1, "Cyan pixel wrong 8-bit greyscale value", aGreyscalePalette[89],
+ aBmpReadAccess.GetColor(0, 3));
+ assertColorsAreSimilar(1, "Red pixel wrong 8-bit greyscale value", aGreyscalePalette[38],
+ aBmpReadAccess.GetColor(1, 0));
+ assertColorsAreSimilar(1, "Magenta pixel wrong 8-bit greyscale value", aGreyscalePalette[52],
+ aBmpReadAccess.GetColor(1, 1));
+ assertColorsAreSimilar(1, "Brown pixel wrong 8-bit greyscale value", aGreyscalePalette[114],
+ aBmpReadAccess.GetColor(1, 2));
+ assertColorsAreSimilar(1, "Gray pixel wrong 8-bit greyscale value", aGreyscalePalette[128],
+ aBmpReadAccess.GetColor(1, 3));
+ assertColorsAreSimilar(1, "Light gray pixel wrong 8-bit greyscale value",
+ aGreyscalePalette[192], aBmpReadAccess.GetColor(2, 0));
+ assertColorsAreSimilar(1, "Light blue pixel wrong 8-bit greyscale value", aGreyscalePalette[27],
+ aBmpReadAccess.GetColor(2, 1));
+ assertColorsAreSimilar(1, "Light green pixel wrong 8-bit greyscale value",
+ aGreyscalePalette[150], aBmpReadAccess.GetColor(2, 2));
+ assertColorsAreSimilar(1, "Light cyan pixel wrong 8-bit greyscale value",
+ aGreyscalePalette[178], aBmpReadAccess.GetColor(2, 3));
+ assertColorsAreSimilar(1, "Light red pixel wrong 8-bit greyscale value", aGreyscalePalette[76],
+ aBmpReadAccess.GetColor(3, 0));
+ assertColorsAreSimilar(1, "Light magenta pixel wrong 8-bit greyscale value",
+ aGreyscalePalette[104], aBmpReadAccess.GetColor(3, 1));
+ assertColorsAreSimilar(1, "Yellow pixel wrong 8-bit greyscale value", aGreyscalePalette[227],
+ aBmpReadAccess.GetColor(3, 2));
+ assertColorsAreSimilar(1, "White pixel wrong 8-bit greyscale value", aGreyscalePalette[255],
+ aBmpReadAccess.GetColor(3, 3));
}
void BitmapTest::testConvert()
@@ -461,23 +485,6 @@ void BitmapTest::testScaleSymmetry()
}
}
-void assertColorsAreSimilar(const BitmapColor& expected, const BitmapColor& actual, int line)
-{
- // Check that the two colors match or are reasonably similar.
- if (expected == actual)
- return;
- if (abs(expected.GetRed() - actual.GetRed()) < 3
- && abs(expected.GetGreen() - actual.GetGreen()) < 3
- && abs(expected.GetBlue() - actual.GetBlue()) < 3
- && abs(expected.GetAlpha() - actual.GetAlpha()) < 3)
- {
- return;
- }
- std::stringstream stream;
- stream << "Line: " << line;
- CPPUNIT_ASSERT_EQUAL_MESSAGE(stream.str(), expected, actual);
-}
-
void BitmapTest::testScale()
{
const bool bExportBitmap(false);
@@ -555,12 +562,12 @@ void BitmapTest::testScale()
BitmapReadAccess readAccess(bitmap);
const int lastW = scaleSize.destSize.getWidth() - 1;
const int lastH = scaleSize.destSize.getHeight() - 1;
- assertColorsAreSimilar(COL_GREEN, readAccess.GetColor(0, 0), __LINE__);
- assertColorsAreSimilar(COL_RED, readAccess.GetColor(lastH, 0), __LINE__);
- assertColorsAreSimilar(COL_YELLOW, readAccess.GetColor(0, lastW), __LINE__);
- assertColorsAreSimilar(COL_BLACK, readAccess.GetColor(lastH, lastW), __LINE__);
- assertColorsAreSimilar(COL_BLUE, readAccess.GetColor(lastH / 2, lastW / 2),
- __LINE__);
+ assertColorsAreSimilar(2, __LINE__, COL_GREEN, readAccess.GetColor(0, 0));
+ assertColorsAreSimilar(2, __LINE__, COL_RED, readAccess.GetColor(lastH, 0));
+ assertColorsAreSimilar(2, __LINE__, COL_YELLOW, readAccess.GetColor(0, lastW));
+ assertColorsAreSimilar(2, __LINE__, COL_BLACK, readAccess.GetColor(lastH, lastW));
+ assertColorsAreSimilar(2, __LINE__, COL_BLUE,
+ readAccess.GetColor(lastH / 2, lastW / 2));
}
}
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-25 14:05:12 +0000