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fonts/axisregistry/tests/test_names.py

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from fontTools.ttLib import TTFont
from fontTools.misc.testTools import getXML
from axisregistry import (
build_name_table,
build_filename,
build_fvar_instances,
build_stat,
build_variations_ps_name,
_fvar_dflts,
_fvar_instance_collisions,
)
import pytest
import os
CWD = os.path.dirname(__file__)
DATA_DIR = os.path.join(CWD, "data")
roboto_flex_fp = os.path.join(
DATA_DIR,
"RobotoFlex[GRAD,XOPQ,XTRA,YOPQ,YTAS,YTDE,YTFI,YTLC,YTUC,opsz,slnt,wdth,wght].ttf",
)
mavenpro_fp = os.path.join(DATA_DIR, "MavenPro-Regular.ttf")
opensans_roman_fp = os.path.join(DATA_DIR, "OpenSans[wdth,wght].ttf")
opensans_italic_fp = os.path.join(DATA_DIR, "OpenSans-Italic[wdth,wght].ttf")
opensans_cond_roman_fp = os.path.join(DATA_DIR, "OpenSansCondensed[wght].ttf")
opensans_cond_italic_fp = os.path.join(DATA_DIR, "OpenSansCondensed-Italic[wght].ttf")
wonky_fp = os.path.join(DATA_DIR, "Wonky[wdth,wght].ttf")
@pytest.fixture
def static_font():
return TTFont(mavenpro_fp)
def _test_names(ttFont, expected):
name_table = ttFont["name"]
for k, v in expected.items():
record = name_table.getName(*k)
if not record:
assert record == v, f"{k} record is incorrect, expected {v} got {record}"
else:
record_string = record.toUnicode()
assert (
record_string == v
), f"{k} record is incorrect, expected {v} got {record}"
@pytest.mark.parametrize(
"fp, family_name, style_name, siblings, expected",
[
# Maven Pro Regular
(
mavenpro_fp,
"Maven Pro",
"Regular",
[],
{
(1, 3, 1, 0x409): "Maven Pro",
(2, 3, 1, 0x409): "Regular",
(3, 3, 1, 0x409): "2.003;NONE;MavenPro-Regular",
(4, 3, 1, 0x409): "Maven Pro Regular",
(6, 3, 1, 0x409): "MavenPro-Regular",
(16, 3, 1, 0x409): None,
(17, 3, 1, 0x409): None,
},
),
# Maven Pro Italic
(
mavenpro_fp,
"Maven Pro",
"Italic",
[],
{
(1, 3, 1, 0x409): "Maven Pro",
(2, 3, 1, 0x409): "Italic",
(3, 3, 1, 0x409): "2.003;NONE;MavenPro-Italic",
(4, 3, 1, 0x409): "Maven Pro Italic",
(6, 3, 1, 0x409): "MavenPro-Italic",
(16, 3, 1, 0x409): None,
(17, 3, 1, 0x409): None,
},
),
# Maven Pro Bold
(
mavenpro_fp,
"Maven Pro",
"Bold",
[],
{
(1, 3, 1, 0x409): "Maven Pro",
(2, 3, 1, 0x409): "Bold",
(3, 3, 1, 0x409): "2.003;NONE;MavenPro-Bold",
(4, 3, 1, 0x409): "Maven Pro Bold",
(6, 3, 1, 0x409): "MavenPro-Bold",
(16, 3, 1, 0x409): None,
(17, 3, 1, 0x409): None,
},
),
# Maven Pro Bold Italic
(
mavenpro_fp,
"Maven Pro",
"Bold Italic",
[],
{
(1, 3, 1, 0x409): "Maven Pro",
(2, 3, 1, 0x409): "Bold Italic",
(3, 3, 1, 0x409): "2.003;NONE;MavenPro-BoldItalic",
(4, 3, 1, 0x409): "Maven Pro Bold Italic",
(6, 3, 1, 0x409): "MavenPro-BoldItalic",
(16, 3, 1, 0x409): None,
(17, 3, 1, 0x409): None,
},
),
# Maven Pro Black
(
mavenpro_fp,
"Maven Pro",
"Black",
[],
{
(1, 3, 1, 0x409): "Maven Pro Black",
(2, 3, 1, 0x409): "Regular",
(3, 3, 1, 0x409): "2.003;NONE;MavenPro-Black",
(4, 3, 1, 0x409): "Maven Pro Black",
(6, 3, 1, 0x409): "MavenPro-Black",
(16, 3, 1, 0x409): "Maven Pro",
(17, 3, 1, 0x409): "Black",
},
),
# Maven Pro Black Italic
(
mavenpro_fp,
"Maven Pro",
"Black Italic",
[],
{
(1, 3, 1, 0x409): "Maven Pro Black",
(2, 3, 1, 0x409): "Italic",
(3, 3, 1, 0x409): "2.003;NONE;MavenPro-BlackItalic",
(4, 3, 1, 0x409): "Maven Pro Black Italic",
(6, 3, 1, 0x409): "MavenPro-BlackItalic",
(16, 3, 1, 0x409): "Maven Pro",
(17, 3, 1, 0x409): "Black Italic",
},
),
# Maven Pro ExtraLight Italic
(
mavenpro_fp,
"Maven Pro",
"ExtraLight Italic",
[],
{
(1, 3, 1, 0x409): "Maven Pro ExtraLight",
(2, 3, 1, 0x409): "Italic",
(3, 3, 1, 0x409): "2.003;NONE;MavenPro-ExtraLightItalic",
(4, 3, 1, 0x409): "Maven Pro ExtraLight Italic",
(6, 3, 1, 0x409): "MavenPro-ExtraLightItalic",
(16, 3, 1, 0x409): "Maven Pro",
(17, 3, 1, 0x409): "ExtraLight Italic",
},
),
# check non-weight styles get appended to family name
# Maven Pro UltraExpanded Regular
(
mavenpro_fp,
"Maven Pro",
"UltraExpanded Regular",
[],
{
(1, 3, 1, 0x409): "Maven Pro UltraExpanded",
(2, 3, 1, 0x409): "Regular",
(3, 3, 1, 0x409): "2.003;NONE;MavenProUltraExpanded-Regular",
(4, 3, 1, 0x409): "Maven Pro UltraExpanded Regular",
(6, 3, 1, 0x409): "MavenProUltraExpanded-Regular",
(16, 3, 1, 0x409): None,
(17, 3, 1, 0x409): None,
},
),
# Maven Pro Condensed ExtraLight Italic
(
mavenpro_fp,
"Maven Pro",
"Condensed ExtraLight Italic",
[],
{
(1, 3, 1, 0x409): "Maven Pro Condensed ExtraLight",
(2, 3, 1, 0x409): "Italic",
(3, 3, 1, 0x409): "2.003;NONE;MavenProCondensed-ExtraLightItalic",
(4, 3, 1, 0x409): "Maven Pro Condensed ExtraLight Italic",
(6, 3, 1, 0x409): "MavenProCondensed-ExtraLightItalic",
(16, 3, 1, 0x409): "Maven Pro Condensed",
(17, 3, 1, 0x409): "ExtraLight Italic",
},
),
## VFs
# Open Sans Roman
(
opensans_roman_fp,
"Open Sans",
None,
[opensans_italic_fp, opensans_cond_roman_fp, opensans_cond_italic_fp],
{
(1, 3, 1, 0x409): "Open Sans",
(2, 3, 1, 0x409): "Regular",
(3, 3, 1, 0x409): "3.000;GOOG;OpenSans-Regular",
(4, 3, 1, 0x409): "Open Sans Regular",
(6, 3, 1, 0x409): "OpenSans-Regular",
(16, 3, 1, 0x409): None,
(17, 3, 1, 0x409): None,
(25, 3, 1, 0x409): "OpenSans",
},
),
# Open Sans Italic
(
opensans_italic_fp,
"Open Sans",
None,
[opensans_roman_fp, opensans_cond_roman_fp, opensans_cond_italic_fp],
{
(1, 3, 1, 0x409): "Open Sans",
(2, 3, 1, 0x409): "Italic",
(3, 3, 1, 0x409): "3.000;GOOG;OpenSans-Italic",
(4, 3, 1, 0x409): "Open Sans Italic",
(6, 3, 1, 0x409): "OpenSans-Italic",
(16, 3, 1, 0x409): None,
(17, 3, 1, 0x409): None,
(25, 3, 1, 0x409): "OpenSansItalic",
},
),
# Open Sans Cond Roman
(
opensans_cond_roman_fp,
"Open Sans Condensed",
None,
[opensans_roman_fp, opensans_italic_fp, opensans_cond_italic_fp],
{
(1, 3, 1, 0x409): "Open Sans Condensed",
(2, 3, 1, 0x409): "Regular",
(3, 3, 1, 0x409): "3.000;GOOG;OpenSansCondensed-Regular",
(4, 3, 1, 0x409): "Open Sans Condensed Regular",
(6, 3, 1, 0x409): "OpenSansCondensed-Regular",
(16, 3, 1, 0x409): None,
(17, 3, 1, 0x409): None,
(25, 3, 1, 0x409): "OpenSansCondensed",
},
),
# Open Sans Cond Italic
(
opensans_cond_italic_fp,
"Open Sans Condensed",
None,
[opensans_roman_fp, opensans_italic_fp, opensans_cond_roman_fp],
{
(1, 3, 1, 0x409): "Open Sans Condensed",
(2, 3, 1, 0x409): "Italic",
(3, 3, 1, 0x409): "3.000;GOOG;OpenSansCondensed-Italic",
(4, 3, 1, 0x409): "Open Sans Condensed Italic",
(6, 3, 1, 0x409): "OpenSansCondensed-Italic",
(16, 3, 1, 0x409): None,
(17, 3, 1, 0x409): None,
(25, 3, 1, 0x409): "OpenSansCondensedItalic",
},
),
# Bad names
(
mavenpro_fp,
"Maven Pro",
"Fat", # this should get appended to the family name
[],
{
(1, 3, 1, 0x409): "Maven Pro Fat",
(2, 3, 1, 0x409): "Regular",
(3, 3, 1, 0x409): "2.003;NONE;MavenProFat-Regular",
(4, 3, 1, 0x409): "Maven Pro Fat Regular",
(6, 3, 1, 0x409): "MavenProFat-Regular",
(16, 3, 1, 0x409): None,
(17, 3, 1, 0x409): None,
},
),
(
wonky_fp,
"Wonky", # name exists in axis reg!
None,
[],
{
(1, 3, 1, 0x409): "Wonky",
(2, 3, 1, 0x409): "Regular",
(3, 3, 1, 0x409): "3.000;GOOG;Wonky-Regular",
(4, 3, 1, 0x409): "Wonky Regular",
(6, 3, 1, 0x409): "Wonky-Regular",
(16, 3, 1, 0x409): None,
(17, 3, 1, 0x409): None,
},
),
],
)
def test_name_table(fp, family_name, style_name, siblings, expected):
font = TTFont(fp)
siblings = [TTFont(fp) for fp in siblings]
build_name_table(font, family_name, style_name, siblings)
_test_names(font, expected)
@pytest.mark.parametrize(
"font_fp, dflt_coords, expected",
[
# Condensed variants
(
opensans_cond_roman_fp,
{},
[
("Thin", {"wght": 100.0}),
("ExtraLight", {"wght": 200.0}),
("Light", {"wght": 300.0}),
("Regular", {"wght": 400.0}),
("Medium", {"wght": 500.0}),
("SemiBold", {"wght": 600.0}),
("Bold", {"wght": 700.0}),
("ExtraBold", {"wght": 800.0}),
],
),
(
opensans_cond_italic_fp,
{},
[
("Thin Italic", {"wght": 100.0}),
("ExtraLight Italic", {"wght": 200.0}),
("Light Italic", {"wght": 300.0}),
("Italic", {"wght": 400.0}),
("Medium Italic", {"wght": 500.0}),
("SemiBold Italic", {"wght": 600.0}),
("Bold Italic", {"wght": 700.0}),
("ExtraBold Italic", {"wght": 800.0}),
],
),
# Multi axis + roman & ital with dflt coords
(
roboto_flex_fp,
{},
[
("Thin", {"wght": 100.0}),
("ExtraLight", {"wght": 200.0}),
("Light", {"wght": 300.0}),
("Regular", {"wght": 400.0}),
("Medium", {"wght": 500.0}),
("SemiBold", {"wght": 600.0}),
("Bold", {"wght": 700.0}),
("ExtraBold", {"wght": 800.0}),
("Black", {"wght": 900.0}),
("Thin Italic", {"wght": 100.0, "slnt": -10}),
("ExtraLight Italic", {"wght": 200.0, "slnt": -10}),
("Light Italic", {"wght": 300.0, "slnt": -10}),
("Italic", {"wght": 400.0, "slnt": -10}),
("Medium Italic", {"wght": 500.0, "slnt": -10}),
("SemiBold Italic", {"wght": 600.0, "slnt": -10}),
("Bold Italic", {"wght": 700.0, "slnt": -10}),
("ExtraBold Italic", {"wght": 800.0, "slnt": -10}),
("Black Italic", {"wght": 900.0, "slnt": -10}),
],
),
# multi axis with METADATA.pb registry_default_overrides
# https://github.com/google/fonts/blob/main/ofl/robotoflex/METADATA.pb
(
roboto_flex_fp,
{
"XOPQ": 96.0,
"XTRA": 468.0,
"YOPQ": 79.0,
"YTDE": -203.0,
"YTFI": 738.0,
"YTLC": 514.0,
"YTUC": 712.0,
},
[
("Thin", {"wght": 100.0}),
("ExtraLight", {"wght": 200.0}),
("Light", {"wght": 300.0}),
("Regular", {"wght": 400.0}),
("Medium", {"wght": 500.0}),
("SemiBold", {"wght": 600.0}),
("Bold", {"wght": 700.0}),
("ExtraBold", {"wght": 800.0}),
("Black", {"wght": 900.0}),
("Thin Italic", {"wght": 100.0, "slnt": -10}),
("ExtraLight Italic", {"wght": 200.0, "slnt": -10}),
("Light Italic", {"wght": 300.0, "slnt": -10}),
("Italic", {"wght": 400.0, "slnt": -10}),
("Medium Italic", {"wght": 500.0, "slnt": -10}),
("SemiBold Italic", {"wght": 600.0, "slnt": -10}),
("Bold Italic", {"wght": 700.0, "slnt": -10}),
("ExtraBold Italic", {"wght": 800.0, "slnt": -10}),
("Black Italic", {"wght": 900.0, "slnt": -10}),
],
),
],
)
def test_fvar_instances(font_fp, dflt_coords, expected):
font = TTFont(font_fp)
builder = build_fvar_instances(font, dflt_coords)
fvar = font["fvar"]
wght_axis = next((a for a in fvar.axes if a.axisTag == "wght"), None)
wght_min = wght_axis.minValue
wght_max = wght_axis.maxValue
instances = fvar.instances
if not dflt_coords:
dflt_coords = {k: v["value"] for k, v in _fvar_dflts(font).items()}
assert len(instances) == len(expected)
for inst, (expected_name, coords) in zip(instances, expected):
inst_name = font["name"].getName(inst.subfamilyNameID, 3, 1, 0x409).toUnicode()
assert inst_name == expected_name
for tag, val in coords.items():
dflt_coords[tag] = val
assert inst.coordinates == dflt_coords
def dump(table, ttFont=None):
return "\n".join(getXML(table.toXML, ttFont))
@pytest.mark.parametrize(
"fp, sibling_fps",
[
(roboto_flex_fp, []),
(
opensans_roman_fp,
[opensans_italic_fp, opensans_cond_roman_fp, opensans_cond_italic_fp],
),
(
opensans_italic_fp,
[opensans_roman_fp, opensans_cond_roman_fp, opensans_cond_italic_fp],
),
(
opensans_cond_roman_fp,
[opensans_roman_fp, opensans_italic_fp, opensans_cond_italic_fp],
),
(
opensans_cond_italic_fp,
[opensans_roman_fp, opensans_italic_fp, opensans_cond_roman_fp],
),
(wonky_fp, []),
],
)
def test_stat(fp, sibling_fps):
font = TTFont(fp)
siblings = [TTFont(f) for f in sibling_fps]
build_stat(font, siblings)
stat_fp = fp.replace(".ttf", "_STAT.ttx")
## output good files
# with open(stat_fp, "w") as doc:
# got = dump(font["STAT"], font)
# doc.write(got)
with open(stat_fp) as doc:
expected = doc.read()
got = dump(font["STAT"], font)
assert got == expected
@pytest.mark.parametrize(
"fp, expected",
[
(mavenpro_fp, "MavenPro-Regular.ttf"),
(opensans_roman_fp, "OpenSans[wdth,wght].ttf"),
(opensans_italic_fp, "OpenSans-Italic[wdth,wght].ttf"),
(opensans_cond_roman_fp, "OpenSansCondensed[wght].ttf"),
(opensans_cond_italic_fp, "OpenSansCondensed-Italic[wght].ttf"),
],
)
def test_filename(fp, expected):
font = TTFont(fp)
assert build_filename(font) == expected
@pytest.mark.parametrize(
"fp, sibling_fps, result",
[
(roboto_flex_fp, [], False),
(
opensans_roman_fp,
[opensans_italic_fp, opensans_cond_roman_fp, opensans_cond_italic_fp],
True,
),
(
opensans_italic_fp,
[opensans_roman_fp, opensans_cond_roman_fp, opensans_cond_italic_fp],
True,
),
(
opensans_cond_roman_fp,
[opensans_roman_fp, opensans_italic_fp, opensans_cond_italic_fp],
True,
),
(
opensans_cond_italic_fp,
[opensans_roman_fp, opensans_italic_fp, opensans_cond_roman_fp],
True,
),
(opensans_roman_fp, [opensans_cond_roman_fp], True),
(opensans_roman_fp, [opensans_italic_fp], False),
(wonky_fp, [], False),
],
)
def test_fvar_instance_collisions(fp, sibling_fps, result):
ttFont = TTFont(fp)
siblings = [TTFont(fp) for fp in sibling_fps]
assert _fvar_instance_collisions(ttFont, siblings) == result
@pytest.mark.parametrize(
"fp, result",
[
(roboto_flex_fp, "RobotoFlex"),
(opensans_roman_fp, "OpenSans"),
(opensans_italic_fp, "OpenSansItalic"),
(opensans_cond_roman_fp, "OpenSansCondensed"),
(opensans_cond_italic_fp, "OpenSansCondensedItalic"),
(wonky_fp, "Wonky"),
],
)
def test_build_variations_ps_name(fp, result):
ttFont = TTFont(fp)
build_variations_ps_name(ttFont)
variation_ps_name = ttFont["name"].getName(25, 3, 1, 0x409).toUnicode()
assert variation_ps_name == result
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