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#------------------------------------------------------------------------------
# Copyright (c) 2018-2024, Nucleic Development Team.
#
# Distributed under the terms of the Modified BSD License.
#
# The full license is in the file LICENSE, distributed with this software.
#------------------------------------------------------------------------------
import pickle
from enaml.colors import Color
def test_color_initialization():
"""Test the different initialization format supported by Color.
"""
components = [1, 2, 3, 4]
c = Color(*components)
for name, value in zip(['red', 'green', 'blue', 'alpha'], components):
assert getattr(c, name) == value
c = Color(alpha=-1)
for name in ['red', 'green', 'blue', 'alpha']:
assert getattr(c, name) == 0
assert c._tkdata is None
try:
from enaml.qt.q_resource_helpers import get_cached_qcolor
except Exception:
return
get_cached_qcolor(c)
assert c._tkdata is not None
def test_color_repr():
"""Test the repr of Color.
"""
c = Color(1, 2, 3)
print(repr(c))
cbis = eval(repr(c))
for attr in ('red', 'green', 'blue', 'alpha', 'argb'):
assert getattr(c, attr) == getattr(cbis, attr)
def test_color_pickle():
"""Test pickling/unpickling color.
"""
rgba = 1, 2, 3, 4
c = Color(*rgba)
print(c.__reduce__())
blob = pickle.dumps(c)
c = pickle.loads(blob)
assert (c.red, c.green, c.blue, c.alpha) == rgba
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