You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
78 lines
2.1 KiB
Python
78 lines
2.1 KiB
Python
import pytest
|
|
|
|
from matplotlib.font_manager import FontProperties
|
|
|
|
|
|
# Attributes on FontProperties object to check for consistency
|
|
keys = [
|
|
"get_family",
|
|
"get_style",
|
|
"get_variant",
|
|
"get_weight",
|
|
"get_size",
|
|
]
|
|
|
|
|
|
def test_fontconfig_pattern():
|
|
"""Test converting a FontProperties to string then back."""
|
|
|
|
# Defaults
|
|
test = "defaults "
|
|
f1 = FontProperties()
|
|
s = str(f1)
|
|
|
|
f2 = FontProperties(s)
|
|
for k in keys:
|
|
assert getattr(f1, k)() == getattr(f2, k)(), test + k
|
|
|
|
# Basic inputs
|
|
test = "basic "
|
|
f1 = FontProperties(family="serif", size=20, style="italic")
|
|
s = str(f1)
|
|
|
|
f2 = FontProperties(s)
|
|
for k in keys:
|
|
assert getattr(f1, k)() == getattr(f2, k)(), test + k
|
|
|
|
# Full set of inputs.
|
|
test = "full "
|
|
f1 = FontProperties(family="sans-serif", size=24, weight="bold",
|
|
style="oblique", variant="small-caps",
|
|
stretch="expanded")
|
|
s = str(f1)
|
|
|
|
f2 = FontProperties(s)
|
|
for k in keys:
|
|
assert getattr(f1, k)() == getattr(f2, k)(), test + k
|
|
|
|
|
|
def test_fontconfig_str():
|
|
"""Test FontProperties string conversions for correctness."""
|
|
|
|
# Known good strings taken from actual font config specs on a linux box
|
|
# and modified for MPL defaults.
|
|
|
|
# Default values found by inspection.
|
|
test = "defaults "
|
|
s = ("sans\\-serif:style=normal:variant=normal:weight=normal"
|
|
":stretch=normal:size=12.0")
|
|
font = FontProperties(s)
|
|
right = FontProperties()
|
|
for k in keys:
|
|
assert getattr(font, k)() == getattr(right, k)(), test + k
|
|
|
|
test = "full "
|
|
s = ("serif-24:style=oblique:variant=small-caps:weight=bold"
|
|
":stretch=expanded")
|
|
font = FontProperties(s)
|
|
right = FontProperties(family="serif", size=24, weight="bold",
|
|
style="oblique", variant="small-caps",
|
|
stretch="expanded")
|
|
for k in keys:
|
|
assert getattr(font, k)() == getattr(right, k)(), test + k
|
|
|
|
|
|
def test_fontconfig_unknown_constant():
|
|
with pytest.raises(ValueError, match="ParseException"):
|
|
FontProperties(":unknown")
|