def test_snapshot(self):
for hex_color, colors in self.snapshot.items():
# Test forward functions
test_rgb = husl.hex_to_rgb(hex_color)
self.assertTuplesClose(test_rgb, colors['rgb'])
test_xyz = husl.rgb_to_xyz(test_rgb)
self.assertTuplesClose(test_xyz, colors['xyz'])
test_luv = husl.xyz_to_luv(test_xyz)
self.assertTuplesClose(test_luv, colors['luv'])
test_lch = husl.luv_to_lch(test_luv)
self.assertTuplesClose(test_lch, colors['lch'])
test_husl = husl.lch_to_husl(test_lch)
self.assertTuplesClose(test_husl, colors['husl'])
test_huslp = husl.lch_to_huslp(test_lch)
self.assertTuplesClose(test_huslp, colors['huslp'])
# Test backward functions
test_lch = husl.husl_to_lch(colors['husl'])
self.assertTuplesClose(test_lch, colors['lch'])
test_lch = husl.huslp_to_lch(colors['huslp'])
self.assertTuplesClose(test_lch, colors['lch'])
test_luv = husl.lch_to_luv(test_lch)
self.assertTuplesClose(test_luv, colors['luv'])
test_xyz = husl.luv_to_xyz(test_luv)
self.assertTuplesClose(test_xyz, colors['xyz'])
test_rgb = husl.xyz_to_rgb(test_xyz)
self.assertTuplesClose(test_rgb, colors['rgb'])
self.assertEqual(husl.rgb_to_hex(test_rgb), hex_color)
# Full test
self.assertEqual(husl.husl_to_hex(*colors['husl']), hex_color)
self.assertTuplesClose(husl.hex_to_husl(hex_color), colors['husl'])
self.assertEqual(husl.huslp_to_hex(*colors['huslp']), hex_color)
self.assertTuplesClose(husl.hex_to_huslp(hex_color), colors['huslp'])
def parseColor(color):
parsed_color = None
if color.startswith('#'):
if re.match('^#[0-9a-f]{6}$', color) != None:
parsed_color = color
elif color.startswith('rgb'):
rgb_match = re.search(
'^rgb\(([0-9]{1,3}),\s*([0-9]{1,3}),\s*([0-9]{1,3})\)$', color)
if rgb_match is not None:
try:
r = min(int(rgb_match.group(1)), 255)
g = min(int(rgb_match.group(2)), 255)
b = min(int(rgb_match.group(3)), 255)
parsed_color = '#' + ("%x" % r) + ("%x" % g) + ("%x" % b)
except ValueError:
pass
elif color.startswith('hsl'):
hsl_match = re.search(
'^hsl\(([0-9]{1,3}(\.[0-9]*)?),\s*([0-9]{1,3}(\.[0-9]*)?)\%,\s*([0-9]{1,3}(\.[0-9]*)?)\%\)$',
color)
if hsl_match is not None:
try:
h = min(float(hsl_match.group(1)) / 365, 1)
s = min(float(hsl_match.group(3)) / 100, 1)
l = min(float(hsl_match.group(5)) / 100, 1)
(r, g, b) = colorsys.hls_to_rgb(h, l, s)
parsed_color = '#' + ("%x" %
(r * 255)) + ("%x" %
(g * 255)) + ("%x" %
(b * 255))
except ValueError:
pass
elif color.startswith('husl'):
husl_match = re.search(
'^husl\(([0-9]{1,3}(\.[0-9]*)?),\s*([0-9]{1,3}(\.[0-9]*)?)\%,\s*([0-9]{1,3}(\.[0-9]*)?)\%\)$',
color)
if husl_match is not None:
try:
import husl
h = min(float(husl_match.group(1)), 360)
s = min(float(husl_match.group(3)), 100)
l = min(float(husl_match.group(5)), 100)
rgb = husl.husl_to_rgb(h, s, l)
parsed_color = husl.rgb_to_hex(rgb)
except ValueError:
pass
except ImportError:
print(
'HUSL colour definitions need the husl library. Please install it.'
)
pass
return parsed_color
def parseColor(color):
parsed_color = None
if color.startswith('#'):
if re.match('^#[0-9a-f]{6}$', color) != None:
parsed_color = color
elif color.startswith('rgb'):
rgb_match = re.search('^rgb\(([0-9]{1,3}),\s*([0-9]{1,3}),\s*([0-9]{1,3})\)$', color)
if rgb_match is not None:
try:
r = min(int(rgb_match.group(1)), 255)
g = min(int(rgb_match.group(2)), 255)
b = min(int(rgb_match.group(3)), 255)
parsed_color = '#'+("%x" % r)+("%x" % g)+("%x" % b)
except ValueError:
pass
elif color.startswith('hsl'):
hsl_match = re.search('^hsl\(([0-9]{1,3}(\.[0-9]*)?),\s*([0-9]{1,3}(\.[0-9]*)?)\%,\s*([0-9]{1,3}(\.[0-9]*)?)\%\)$', color)
if hsl_match is not None:
try:
h = min(float(hsl_match.group(1)) / 365, 1)
s = min(float(hsl_match.group(3)) / 100, 1)
l = min(float(hsl_match.group(5)) / 100, 1)
(r, g, b) = colorsys.hls_to_rgb(h, l, s)
parsed_color = '#'+("%x" % (r * 255))+("%x" % (g * 255))+("%x" % (b * 255))
except ValueError:
pass
elif color.startswith('husl'):
husl_match = re.search('^husl\(([0-9]{1,3}(\.[0-9]*)?),\s*([0-9]{1,3}(\.[0-9]*)?)\%,\s*([0-9]{1,3}(\.[0-9]*)?)\%\)$', color)
if husl_match is not None:
try:
import husl
h = min(float(husl_match.group(1)), 360)
s = min(float(husl_match.group(3)), 100)
l = min(float(husl_match.group(5)), 100)
rgb = husl.husl_to_rgb(h, s, l)
parsed_color = husl.rgb_to_hex(rgb)
except ValueError:
pass
except ImportError:
print('HUSL colour definitions need the husl library. Please install it.')
pass
return parsed_color
def test_snapshot(self):
for hex_color, colors in self.snapshot.items():
# Test forward functions
test_rgb = husl.hex_to_rgb(hex_color)
self.assertTuplesClose(test_rgb, colors['rgb'])
test_xyz = husl.rgb_to_xyz(test_rgb)
self.assertTuplesClose(test_xyz, colors['xyz'])
test_luv = husl.xyz_to_luv(test_xyz)
self.assertTuplesClose(test_luv, colors['luv'])
test_lch = husl.luv_to_lch(test_luv)
self.assertTuplesClose(test_lch, colors['lch'])
test_husl = husl.lch_to_husl(test_lch)
self.assertTuplesClose(test_husl, colors['husl'])
test_huslp = husl.lch_to_huslp(test_lch)
self.assertTuplesClose(test_huslp, colors['huslp'])
# Test backward functions
test_lch = husl.husl_to_lch(colors['husl'])
self.assertTuplesClose(test_lch, colors['lch'])
test_lch = husl.huslp_to_lch(colors['huslp'])
self.assertTuplesClose(test_lch, colors['lch'])
test_luv = husl.lch_to_luv(test_lch)
self.assertTuplesClose(test_luv, colors['luv'])
test_xyz = husl.luv_to_xyz(test_luv)
self.assertTuplesClose(test_xyz, colors['xyz'])
test_rgb = husl.xyz_to_rgb(test_xyz)
self.assertTuplesClose(test_rgb, colors['rgb'])
self.assertEqual(husl.rgb_to_hex(test_rgb), hex_color)
# Full test
self.assertEqual(husl.husl_to_hex(*colors['husl']), hex_color)
self.assertTuplesClose(husl.hex_to_husl(hex_color), colors['husl'])
self.assertEqual(husl.huslp_to_hex(*colors['huslp']), hex_color)
self.assertTuplesClose(husl.hex_to_huslp(hex_color),
colors['huslp'])