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71 lines
2.0 KiB
Python
71 lines
2.0 KiB
Python
from matplotlib.font_manager import FontProperties
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# Attributes on FontProperties object to check for consistency
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keys = [
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"get_family",
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"get_style",
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"get_variant",
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"get_weight",
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"get_size",
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]
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def test_fontconfig_pattern():
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"Test converting a FontProperties to string then back."
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# Defaults
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test = "defaults "
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f1 = FontProperties()
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s = str(f1)
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f2 = FontProperties(s)
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for k in keys:
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assert getattr(f1, k)() == getattr(f2, k)(), test + k
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# Basic inputs
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test = "basic "
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f1 = FontProperties(family="serif", size=20, style="italic")
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s = str(f1)
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f2 = FontProperties(s)
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for k in keys:
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assert getattr(f1, k)() == getattr(f2, k)(), test + k
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# Full set of inputs.
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test = "full "
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f1 = FontProperties(family="sans-serif", size=24, weight="bold",
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style="oblique", variant="small-caps",
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stretch="expanded")
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s = str(f1)
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f2 = FontProperties(s)
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for k in keys:
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assert getattr(f1, k)() == getattr(f2, k)(), test + k
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def test_fontconfig_str():
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"Test FontProperties string conversions for correctness"
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# Known good strings taken from actual font config specs on a linux box
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# and modified for MPL defaults.
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# Default values found by inspection.
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test = "defaults "
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s = ("sans\\-serif:style=normal:variant=normal:weight=normal"
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":stretch=normal:size=12.0")
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font = FontProperties(s)
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right = FontProperties()
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for k in keys:
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assert getattr(font, k)() == getattr(right, k)(), test + k
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test = "full "
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s = ("serif:size=24:style=oblique:variant=small-caps:weight=bold"
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":stretch=expanded")
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font = FontProperties(s)
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right = FontProperties(family="serif", size=24, weight="bold",
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style="oblique", variant="small-caps",
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stretch="expanded")
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for k in keys:
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assert getattr(font, k)() == getattr(right, k)(), test + k
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