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# -*- Mode: Python -*-
import unittest
from common import gtk
class Tests(unittest.TestCase):
def test_constructor(self):
""" Test GdkColor creation """
c = gtk.gdk.Color(1, 2, 3)
self.assertEqual(c.red, 1)
self.assertEqual(c.green, 2)
self.assertEqual(c.blue, 3)
c = gtk.gdk.Color(1.0, 0.7, 0.2)
self.assertAlmostEqual(c.red_float, 1.0, 4)
self.assertAlmostEqual(c.green_float, 0.7, 4)
self.assertAlmostEqual(c.blue_float, 0.2, 4)
# Mixing integers and floats is not allowed.
self.assertRaises(TypeError, lambda: gtk.gdk.Color(0, 0.5))
c = gtk.gdk.Color(pixel=0xffff)
self.assertEqual(c.pixel, 0xffff)
c = gtk.gdk.Color(pixel=0xffffL)
self.assertEqual(c.pixel, 0xffff)
c = gtk.gdk.Color(pixel=0xffffffffL)
self.assertEqual(c.pixel, 0xffffffffL)
c = gtk.gdk.Color('red')
self.assertEqual(c.red, 65535)
self.assertEqual(c.green, 0)
self.assertEqual(c.blue, 0)
c = gtk.gdk.Color('#ff0000')
self.assertEqual(c.red, 65535)
self.assertEqual(c.green, 0)
self.assertEqual(c.blue, 0)
self.assertRaises(TypeError, lambda: gtk.gdk.Color([]))
def test_color_from_hsv(self):
self.assertEqual(gtk.gdk.Color('red'), gtk.gdk.color_from_hsv(0.0, 1.0, 1.0))
# See bug #594347.
def test_color_from_hsv_kwargs(self):
self.assertEqual(gtk.gdk.Color('black'), gtk.gdk.color_from_hsv(hue=0.0,
saturation=0.0,
value=0.0))
def test_float_attributes(self):
c = gtk.gdk.Color(0, 10000, 65535)
self.assertAlmostEqual(c.red_float, 0.0)
self.assertAlmostEqual(c.green_float, 10000.0 / 65535.0)
self.assertAlmostEqual(c.blue_float, 1.0)
c.red_float = 0.57
self.assert_(c.red == int(0.57 * 65535) or c.red == int(0.57 * 65535) + 1)
self.assertAlmostEqual(c.red_float, 0.57, 4)
c.green = 12345
self.assertAlmostEqual(c.green_float, 12345.0 / 65535.0)
def test_hue(self):
self.assertAlmostEqual(gtk.gdk.Color('red').hue, 0 * 1.0 / 6)
self.assertAlmostEqual(gtk.gdk.Color('yellow').hue, 1 * 1.0 / 6)
self.assertAlmostEqual(gtk.gdk.Color('green').hue, 2 * 1.0 / 6)
self.assertAlmostEqual(gtk.gdk.Color('cyan').hue, 3 * 1.0 / 6)
self.assertAlmostEqual(gtk.gdk.Color('blue').hue, 4 * 1.0 / 6)
self.assertAlmostEqual(gtk.gdk.Color('magenta').hue, 5 * 1.0 / 6)
def test_saturation(self):
self.assertAlmostEqual(gtk.gdk.Color('red').saturation, 1.0)
self.assertAlmostEqual(gtk.gdk.Color('gray').saturation, 0.0)
def test_value(self):
self.assertAlmostEqual(gtk.gdk.Color('black').value, 0.0)
self.assertAlmostEqual(gtk.gdk.Color('white').value, 1.0)
def test_equal(self):
self.assertEqual(gtk.gdk.Color(0, 0, 0), gtk.gdk.Color(0, 0, 0))
self.assertEqual(gtk.gdk.Color(100, 200, 300), gtk.gdk.Color(100, 200, 300))
self.assertEqual(gtk.gdk.Color('#abc'), gtk.gdk.Color('#aabbcc'))
self.assertEqual(gtk.gdk.Color('#100020003000'), gtk.gdk.Color(0x1000, 0x2000, 0x3000))
def test_not_equal(self):
self.assertNotEqual(gtk.gdk.Color('red'), gtk.gdk.Color('blue'))
self.assertNotEqual(gtk.gdk.Color(1, 0, 0), gtk.gdk.Color(0, 0, 0))
self.assertNotEqual(gtk.gdk.Color(0, 1, 0), gtk.gdk.Color(0, 0, 0))
self.assertNotEqual(gtk.gdk.Color(0, 0, 1), gtk.gdk.Color(0, 0, 0))
def test_non_hashable(self):
self.assertRaises(TypeError, lambda: hash(gtk.gdk.Color()))
def dict_key():
{} [gtk.gdk.Color()] = 'must raise'
self.assertRaises(TypeError, dict_key)
def test_repr(self):
for color in self._test_color_list():
self.assertEqual(color, eval(repr(color)))
def test_str(self):
for color in self._test_color_list():
self.assertEqual(color, gtk.gdk.Color(str(color)))
def _test_color_list(self):
return [gtk.gdk.Color(),
gtk.gdk.Color(10, 20, 30),
gtk.gdk.Color(65535, 65535, 65535),
gtk.gdk.Color('red'),
gtk.gdk.Color('#aaa'),
gtk.gdk.Color('#f0a000'),
gtk.gdk.Color('#123abcdef'),
gtk.gdk.Color('#123412341234'),
gtk.gdk.Color('#fedcfedcfedc')]
if __name__ == '__main__':
unittest.main()
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