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|
"""Test opacity."""
from ..testing_utils import assert_no_logs
opacity_source = '''
<style>
@page { size: 60px 60px }
div { background: #000; width: 20px; height: 20px }
</style>
%s'''
@assert_no_logs
def test_opacity_zero(assert_same_renderings):
assert_same_renderings(
opacity_source % '<div></div>',
opacity_source % '<div></div><div style="opacity: 0"></div>',
opacity_source % '<div></div><div style="opacity: 0%"></div>',
)
@assert_no_logs
def test_opacity_normal_range(assert_same_renderings):
assert_same_renderings(
opacity_source % '<div style="background: rgb(102, 102, 102)"></div>',
opacity_source % '<div style="opacity: 0.6"></div>',
opacity_source % '<div style="opacity: 60%"></div>',
opacity_source % '<div style="opacity: 60.0%"></div>',
)
@assert_no_logs
def test_opacity_nested(assert_same_renderings):
assert_same_renderings(
opacity_source % '<div style="background: rgb(102, 102, 102)"></div>',
opacity_source % '<div style="opacity: 0.6"></div>',
opacity_source % '''
<div style="background: none; opacity: 0.666666">
<div style="opacity: 0.9"></div>
</div>
''', # 0.9 * 0.666666 == 0.6
)
@assert_no_logs
def test_opacity_percent_clamp_down(assert_same_renderings):
assert_same_renderings(
opacity_source % '<div></div>',
opacity_source % '<div style="opacity: 1.2"></div>',
opacity_source % '<div style="opacity: 120%"></div>',
)
@assert_no_logs
def test_opacity_percent_clamp_up(assert_same_renderings):
assert_same_renderings(
opacity_source % '<div></div>',
opacity_source % '<div></div><div style="opacity: -0.2"></div>',
opacity_source % '<div></div><div style="opacity: -20%"></div>',
)
|
