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# (C) Copyright 2005-2023 Enthought, Inc., Austin, TX
# All rights reserved.
#
# This software is provided without warranty under the terms of the BSD
# license included in LICENSE.txt and may be redistributed only under
# the conditions described in the aforementioned license. The license
# is also available online at http://www.enthought.com/licenses/BSD.txt
#
# Thanks for using Enthought open source!
from unittest import TestCase
from traits.testing.api import UnittestTools
from pyface.color import Color
class TestColor(UnittestTools, TestCase):
def assert_tuple_almost_equal(self, tuple_1, tuple_2):
self.assertEqual(len(tuple_1), len(tuple_2))
for x, y in zip(tuple_1, tuple_2):
self.assertAlmostEqual(x, y)
def test_init(self):
color = Color()
self.assertEqual(color.rgba, (1.0, 1.0, 1.0, 1.0))
def test_init_rgba(self):
color = Color(rgba=(0.4, 0.2, 0.6, 0.8))
self.assertEqual(color.rgba, (0.4, 0.2, 0.6, 0.8))
def test_init_rgb(self):
color = Color(rgb=(0.4, 0.2, 0.6))
self.assertEqual(color.rgba, (0.4, 0.2, 0.6, 1.0))
def test_init_r_g_b_a(self):
color = Color(red=0.4, green=0.2, blue=0.6, alpha=0.8)
self.assertEqual(color.rgba, (0.4, 0.2, 0.6, 0.8))
def test_init_r_g_b(self):
color = Color(red=0.4, green=0.2, blue=0.6)
self.assertEqual(color.rgba, (0.4, 0.2, 0.6, 1.0))
def test_init_hsva(self):
color = Color(hsva=(0.4, 0.2, 0.6, 0.8))
self.assert_tuple_almost_equal(color.rgba, (0.48, 0.6, 0.528, 0.8))
def test_init_hsv(self):
color = Color(hsv=(0.4, 0.2, 0.6))
self.assert_tuple_almost_equal(color.rgba, (0.48, 0.6, 0.528, 1.0))
def test_init_hlsa(self):
color = Color(hlsa=(0.4, 0.2, 0.6, 0.8))
self.assert_tuple_almost_equal(color.rgba, (0.08, 0.32, 0.176, 0.8))
def test_init_hls(self):
color = Color(hls=(0.4, 0.2, 0.6))
self.assert_tuple_almost_equal(color.rgba, (0.08, 0.32, 0.176, 1.0))
def test_from_str_name(self):
color = Color.from_str('rebeccapurple')
self.assertEqual(color.rgba, (0.4, 0.2, 0.6, 1.0))
def test_from_str_hex(self):
color = Color.from_str('#663399ff')
self.assertEqual(color.rgba, (0.4, 0.2, 0.6, 1.0))
def test_from_str_extra_argument(self):
color = Color.from_str('#663399', alpha=0.5)
self.assertEqual(color.rgba, (0.4, 0.2, 0.6, 0.5))
def test_from_str_duplicate_argument(self):
with self.assertRaises(TypeError):
Color.from_str('rebeccapurple', rgba=(1.0, 1.0, 1.0, 1.0))
def test_toolkit_round_trip(self):
color = Color(rgba=(0.4, 0.2, 0.6, 0.8))
toolkit_color = color.to_toolkit()
result = Color.from_toolkit(toolkit_color)
self.assertEqual(result.rgba, (0.4, 0.2, 0.6, 0.8))
def test_hex(self):
color = Color(rgba=(0.4, 0.2, 0.6, 0.8))
hex_value = color.hex()
self.assertEqual(hex_value, "#663399CC")
def test_hex_black(self):
color = Color(rgba=(0.0, 0.0, 0.0, 1.0))
hex_value = color.hex()
self.assertEqual(hex_value, "#000000FF")
def test_eq(self):
color_1 = Color(rgba=(0.4, 0.2, 0.6, 0.8))
color_2 = Color(rgba=(0.4, 0.2, 0.6, 0.8))
self.assertTrue(color_1 == color_2)
self.assertFalse(color_1 != color_2)
def test_eq_not_equal(self):
color_1 = Color(rgba=(0.4, 0.2, 0.6, 0.8))
color_2 = Color(rgba=(0.4, 0.4, 0.6, 0.8))
self.assertTrue(color_1 != color_2)
self.assertFalse(color_1 == color_2)
def test_eq_other(self):
color = Color(rgba=(0.4, 0.2, 0.6, 0.8))
self.assertFalse(color == 1)
self.assertTrue(color != 1)
def test_not_eq(self):
color_1 = Color(rgba=(0.4, 0.2, 0.6, 0.8))
color_2 = Color(rgba=(0.0, 0.0, 0.0, 1.0))
self.assertTrue(color_1 != color_2)
self.assertFalse(color_1 == color_2)
def test_str(self):
color = Color(rgba=(0.4, 0.2, 0.6, 0.8))
result = str(color)
self.assertEqual(result, "(0.4, 0.2, 0.6, 0.8)")
def test_repr(self):
color = Color(rgba=(0.4, 0.2, 0.6, 0.8))
result = repr(color)
self.assertEqual(result, "Color(rgba=(0.4, 0.2, 0.6, 0.8))")
def test_get_red(self):
color = Color(rgba=(0.4, 0.2, 0.6, 0.8))
self.assertEqual(color.red, 0.4)
def test_set_red(self):
color = Color(rgba=(0.4, 0.2, 0.6, 0.8))
color.red = 1.0
self.assertEqual(color.rgba, (1.0, 0.2, 0.6, 0.8))
def test_get_green(self):
color = Color(rgba=(0.4, 0.2, 0.6, 0.8))
self.assertEqual(color.green, 0.2)
def test_set_green(self):
color = Color(rgba=(0.4, 0.2, 0.6, 0.8))
color.green = 1.0
self.assertEqual(color.rgba, (0.4, 1.0, 0.6, 0.8))
def test_get_blue(self):
color = Color(rgba=(0.4, 0.2, 0.6, 0.8))
self.assertEqual(color.blue, 0.6)
def test_set_blue(self):
color = Color(rgba=(0.4, 0.2, 0.6, 0.8))
color.blue = 1.0
self.assertEqual(color.rgba, (0.4, 0.2, 1.0, 0.8))
def test_get_alpha(self):
color = Color(rgba=(0.4, 0.2, 0.6, 0.8))
self.assertEqual(color.alpha, 0.8)
def test_set_alpha(self):
color = Color(rgba=(0.4, 0.2, 0.6, 0.8))
color.alpha = 1.0
self.assertEqual(color.rgba, (0.4, 0.2, 0.6, 1.0))
def test_get_rgb(self):
color = Color(rgba=(0.4, 0.2, 0.6, 0.8))
self.assertEqual(color.rgb, (0.4, 0.2, 0.6))
def test_set_rgb(self):
color = Color(rgba=(0.4, 0.2, 0.6, 0.8))
color.rgb = (0.6, 0.8, 0.4)
self.assertEqual(color.rgba, (0.6, 0.8, 0.4, 0.8))
def test_get_hsv(self):
color = Color(rgba=(0.48, 0.6, 0.528, 0.8))
self.assert_tuple_almost_equal(color.hsv, (0.4, 0.2, 0.6))
def test_set_hsv(self):
color = Color()
color.hsv = (0.4, 0.2, 0.6)
self.assert_tuple_almost_equal(color.rgba, (0.48, 0.6, 0.528, 1.0))
def test_get_hsva(self):
color = Color(rgba=(0.48, 0.6, 0.528, 0.8))
self.assert_tuple_almost_equal(color.hsva, (0.4, 0.2, 0.6, 0.8))
def test_set_hsva(self):
color = Color()
color.hsva = (0.4, 0.2, 0.6, 0.8)
self.assert_tuple_almost_equal(color.rgba, (0.48, 0.6, 0.528, 0.8))
def test_get_hls(self):
color = Color(rgba=(0.08, 0.32, 0.176, 0.8))
self.assert_tuple_almost_equal(color.hls, (0.4, 0.2, 0.6))
def test_set_hls(self):
color = Color()
color.hls = (0.4, 0.2, 0.6)
self.assert_tuple_almost_equal(color.rgba, (0.08, 0.32, 0.176, 1))
def test_get_hlsa(self):
color = Color(rgba=(0.08, 0.32, 0.176, 0.8))
self.assert_tuple_almost_equal(color.hlsa, (0.4, 0.2, 0.6, 0.8))
def test_set_hlsa(self):
color = Color()
color.hlsa = (0.4, 0.2, 0.6, 0.8)
self.assert_tuple_almost_equal(color.rgba, (0.08, 0.32, 0.176, 0.8))
def test_get_is_dark(self):
color = Color(rgba=(0.08, 0.32, 0.176, 0.8))
self.assertTrue(color.is_dark)
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