diff options
Diffstat (limited to 'basebmp/test/linetest.cxx')
| -rw-r--r-- | basebmp/test/linetest.cxx | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/basebmp/test/linetest.cxx b/basebmp/test/linetest.cxx index 885235d128c3..6e0297848c81 100644 --- a/basebmp/test/linetest.cxx +++ b/basebmp/test/linetest.cxx @@ -171,6 +171,38 @@ public: Format::THIRTYTWO_BIT_TC_MASK ); } + void testCornerCases() + { + const basegfx::B2ISize aSize(1,1); + BitmapDeviceSharedPtr pDevice = createBitmapDevice( + aSize, + true, + Format::ONE_BIT_MSB_PAL ); + + const basegfx::B2IPoint aPt1(0,0); + const basegfx::B2IPoint aPt2(10,10); + CPPUNIT_ASSERT_MESSAGE("only pixel cleared", + pDevice->getPixelData(aPt1) == 0); + + const Color aCol(0xFFFFFFFF); + pDevice->drawLine( aPt1, aPt2, aCol, DrawMode_PAINT ); + CPPUNIT_ASSERT_MESSAGE("only pixel set", + pDevice->getPixelData(aPt1) == 1); + + const basegfx::B2ISize aSize2(1,0); + pDevice = createBitmapDevice( + aSize2, + true, + Format::ONE_BIT_MSB_PAL ); + + CPPUNIT_ASSERT_MESSAGE("only pixel cleared", + pDevice->getPixelData(aPt1) == 0); + + pDevice->drawLine( aPt1, aPt2, aCol, DrawMode_PAINT ); + CPPUNIT_ASSERT_MESSAGE("only pixel still cleared", + pDevice->getPixelData(aPt1) == 0); + } + void testBasicDiagonalLines() { implTestBasicDiagonalLines( mpDevice1bpp ); @@ -202,6 +234,7 @@ public: // because these macros are need by auto register mechanism. CPPUNIT_TEST_SUITE(LineTest); + CPPUNIT_TEST(testCornerCases); CPPUNIT_TEST(testBasicDiagonalLines); CPPUNIT_TEST(testBasicHorizontalLines); CPPUNIT_TEST(testBasicVerticalLines); |