def test_from_xml(self, Stop):
src = """
<stop position=".5">
<color rgb="00999999"></color>
</stop>
"""
node = fromstring(src)
stop = Stop.from_tree(node)
assert stop == Stop('999999', .5)
def test_ctor(self, Stop):
stop = Stop('999999', .5)
xml = tostring(stop.to_tree())
expected = """
<stop position="0.5">
<color rgb="00999999"></color>
</stop>
"""
diff = compare_xml(xml, expected)
assert diff is None, diff
def test_create(self, GradientFill, Stop):
src = """
<fill>
<gradientFill xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main" degree="90">
<stop position="0">
<color theme="0"/>
</stop>
<stop position="1">
<color theme="4"/>
</stop>
</gradientFill>
</fill>
"""
xml = fromstring(src)
fill = GradientFill.from_tree(xml)
assert fill.stop == [
Stop(Color(theme=0), position=0),
Stop(Color(theme=4), position=1)
]
def test_serialise(self, GradientFill, Stop):
gf = GradientFill(degree=90,
left=1,
right=2,
top=3,
bottom=4,
stop=[Stop(BLACK, 0), Stop(WHITE, 1)])
xml = tostring(gf.to_tree())
expected = """
<fill>
<gradientFill bottom="4" degree="90" left="1" right="2" top="3" type="linear">
<stop position="0">
<color rgb="00000000"></color>
</stop>
<stop position="1">
<color rgb="00FFFFFF"></color>
</stop>
</gradientFill>
</fill>
"""
diff = compare_xml(xml, expected)
assert diff is None, diff
def test_duplicate_position(self, Stop):
from ..fills import _assign_position
with pytest.raises(ValueError):
_assign_position([Stop(BLACK, 0.5), Stop(BLACK, 0.5)])
def test_invalid_stop_color_mix(self, Stop):
from ..fills import _assign_position
with pytest.raises(ValueError):
_assign_position([Stop(BLACK, .1), WHITE])
def test_stop_sequence(self, GradientFill, Stop, colors):
gf = GradientFill(stop=[Stop(colors[0], 0), Stop(colors[1], .5)])
assert gf.stop[0].color.rgb == BLACK
assert gf.stop[1].color.rgb == WHITE
assert gf.stop[0].position == 0
assert gf.stop[1].position == .5
def test_position_invalid(self, Stop, position, exception):
with pytest.raises(exception):
Stop('999999', position)
def test_position_valid(self, Stop, position):
# smoke test
Stop('999999', position)