diff options
Diffstat (limited to 'lib/python2.7/test/test_colorsys.py')
-rw-r--r-- | lib/python2.7/test/test_colorsys.py | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/lib/python2.7/test/test_colorsys.py b/lib/python2.7/test/test_colorsys.py deleted file mode 100644 index a8cd885..0000000 --- a/lib/python2.7/test/test_colorsys.py +++ /dev/null @@ -1,76 +0,0 @@ -import unittest, test.test_support -import colorsys - -def frange(start, stop, step): - while start <= stop: - yield start - start += step - -class ColorsysTest(unittest.TestCase): - - def assertTripleEqual(self, tr1, tr2): - self.assertEqual(len(tr1), 3) - self.assertEqual(len(tr2), 3) - self.assertAlmostEqual(tr1[0], tr2[0]) - self.assertAlmostEqual(tr1[1], tr2[1]) - self.assertAlmostEqual(tr1[2], tr2[2]) - - def test_hsv_roundtrip(self): - for r in frange(0.0, 1.0, 0.2): - for g in frange(0.0, 1.0, 0.2): - for b in frange(0.0, 1.0, 0.2): - rgb = (r, g, b) - self.assertTripleEqual( - rgb, - colorsys.hsv_to_rgb(*colorsys.rgb_to_hsv(*rgb)) - ) - - def test_hsv_values(self): - values = [ - # rgb, hsv - ((0.0, 0.0, 0.0), ( 0 , 0.0, 0.0)), # black - ((0.0, 0.0, 1.0), (4./6., 1.0, 1.0)), # blue - ((0.0, 1.0, 0.0), (2./6., 1.0, 1.0)), # green - ((0.0, 1.0, 1.0), (3./6., 1.0, 1.0)), # cyan - ((1.0, 0.0, 0.0), ( 0 , 1.0, 1.0)), # red - ((1.0, 0.0, 1.0), (5./6., 1.0, 1.0)), # purple - ((1.0, 1.0, 0.0), (1./6., 1.0, 1.0)), # yellow - ((1.0, 1.0, 1.0), ( 0 , 0.0, 1.0)), # white - ((0.5, 0.5, 0.5), ( 0 , 0.0, 0.5)), # grey - ] - for (rgb, hsv) in values: - self.assertTripleEqual(hsv, colorsys.rgb_to_hsv(*rgb)) - self.assertTripleEqual(rgb, colorsys.hsv_to_rgb(*hsv)) - - def test_hls_roundtrip(self): - for r in frange(0.0, 1.0, 0.2): - for g in frange(0.0, 1.0, 0.2): - for b in frange(0.0, 1.0, 0.2): - rgb = (r, g, b) - self.assertTripleEqual( - rgb, - colorsys.hls_to_rgb(*colorsys.rgb_to_hls(*rgb)) - ) - - def test_hls_values(self): - values = [ - # rgb, hls - ((0.0, 0.0, 0.0), ( 0 , 0.0, 0.0)), # black - ((0.0, 0.0, 1.0), (4./6., 0.5, 1.0)), # blue - ((0.0, 1.0, 0.0), (2./6., 0.5, 1.0)), # green - ((0.0, 1.0, 1.0), (3./6., 0.5, 1.0)), # cyan - ((1.0, 0.0, 0.0), ( 0 , 0.5, 1.0)), # red - ((1.0, 0.0, 1.0), (5./6., 0.5, 1.0)), # purple - ((1.0, 1.0, 0.0), (1./6., 0.5, 1.0)), # yellow - ((1.0, 1.0, 1.0), ( 0 , 1.0, 0.0)), # white - ((0.5, 0.5, 0.5), ( 0 , 0.5, 0.0)), # grey - ] - for (rgb, hls) in values: - self.assertTripleEqual(hls, colorsys.rgb_to_hls(*rgb)) - self.assertTripleEqual(rgb, colorsys.hls_to_rgb(*hls)) - -def test_main(): - test.test_support.run_unittest(ColorsysTest) - -if __name__ == "__main__": - test_main() |