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fonttools/Tests/ttLib/ttGlyphSet_test.py
Behdad Esfahbod 63d355e37d [Tests/ttGlyphSet/VarComposite] Add test 
And a bugfix.
2023-01-30 11:26:21 -07:00

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from fontTools.ttLib import TTFont
from fontTools.ttLib import ttGlyphSet
from fontTools.pens.recordingPen import RecordingPen
from fontTools.misc.roundTools import otRound
import os
import pytest
class TTGlyphSetTest(object):
@staticmethod
def getpath(testfile):
path = os.path.dirname(__file__)
return os.path.join(path, "data", testfile)
@pytest.mark.parametrize(
"fontfile, location, expected",
[
(
"I.ttf",
None,
[
("moveTo", ((175, 0),)),
("lineTo", ((367, 0),)),
("lineTo", ((367, 1456),)),
("lineTo", ((175, 1456),)),
("closePath", ()),
],
),
(
"I.ttf",
{},
[
("moveTo", ((175, 0),)),
("lineTo", ((367, 0),)),
("lineTo", ((367, 1456),)),
("lineTo", ((175, 1456),)),
("closePath", ()),
],
),
(
"I.ttf",
{"wght": 100},
[
("moveTo", ((175, 0),)),
("lineTo", ((271, 0),)),
("lineTo", ((271, 1456),)),
("lineTo", ((175, 1456),)),
("closePath", ()),
],
),
(
"I.ttf",
{"wght": 1000},
[
("moveTo", ((128, 0),)),
("lineTo", ((550, 0),)),
("lineTo", ((550, 1456),)),
("lineTo", ((128, 1456),)),
("closePath", ()),
],
),
(
"I.ttf",
{"wght": 1000, "wdth": 25},
[
("moveTo", ((140, 0),)),
("lineTo", ((553, 0),)),
("lineTo", ((553, 1456),)),
("lineTo", ((140, 1456),)),
("closePath", ()),
],
),
(
"I.ttf",
{"wght": 1000, "wdth": 50},
[
("moveTo", ((136, 0),)),
("lineTo", ((552, 0),)),
("lineTo", ((552, 1456),)),
("lineTo", ((136, 1456),)),
("closePath", ()),
],
),
(
"I.otf",
{"wght": 1000},
[
("moveTo", ((179, 74),)),
("lineTo", ((28, 59),)),
("lineTo", ((28, 0),)),
("lineTo", ((367, 0),)),
("lineTo", ((367, 59),)),
("lineTo", ((212, 74),)),
("lineTo", ((179, 74),)),
("closePath", ()),
("moveTo", ((179, 578),)),
("lineTo", ((212, 578),)),
("lineTo", ((367, 593),)),
("lineTo", ((367, 652),)),
("lineTo", ((28, 652),)),
("lineTo", ((28, 593),)),
("lineTo", ((179, 578),)),
("closePath", ()),
("moveTo", ((98, 310),)),
("curveTo", ((98, 205), (98, 101), (95, 0))),
("lineTo", ((299, 0),)),
("curveTo", ((296, 103), (296, 207), (296, 311))),
("lineTo", ((296, 342),)),
("curveTo", ((296, 447), (296, 551), (299, 652))),
("lineTo", ((95, 652),)),
("curveTo", ((98, 549), (98, 445), (98, 342))),
("lineTo", ((98, 310),)),
("closePath", ()),
],
),
(
# In this font, /I has an lsb of 30, but an xMin of 25, so an
# offset of 5 units needs to be applied when drawing the outline.
# See https://github.com/fonttools/fonttools/issues/2824
"issue2824.ttf",
None,
[
("moveTo", ((309, 180),)),
("qCurveTo", ((274, 151), (187, 136), (104, 166), (74, 201))),
("qCurveTo", ((45, 236), (30, 323), (59, 407), (95, 436))),
("qCurveTo", ((130, 466), (217, 480), (301, 451), (330, 415))),
("qCurveTo", ((360, 380), (374, 293), (345, 210), (309, 180))),
("closePath", ()),
],
),
],
)
def test_glyphset(self, fontfile, location, expected):
font = TTFont(self.getpath(fontfile))
glyphset = font.getGlyphSet(location=location)
assert isinstance(glyphset, ttGlyphSet._TTGlyphSet)
assert list(glyphset.keys()) == [".notdef", "I"]
assert "I" in glyphset
assert glyphset.has_key("I") # we should really get rid of this...
assert len(glyphset) == 2
pen = RecordingPen()
glyph = glyphset["I"]
assert glyphset.get("foobar") is None
assert isinstance(glyph, ttGlyphSet._TTGlyph)
is_glyf = fontfile.endswith(".ttf")
glyphType = ttGlyphSet._TTGlyphGlyf if is_glyf else ttGlyphSet._TTGlyphCFF
assert isinstance(glyph, glyphType)
glyph.draw(pen)
actual = pen.value
assert actual == expected, (location, actual, expected)
def test_glyphset_varComposite(self):
font = TTFont(self.getpath("varc-ac00-ac01.ttf"))
glyphset = font.getGlyphSet()
pen = RecordingPen()
glyph = glyphset["uniAC00"]
glyph.draw(pen)
actual = pen.value
expected = [
("moveTo", ((460, 676),)),
("lineTo", ((460, 640),)),
(
"qCurveTo",
(
(445, 641),
(391, 640),
(330, 638),
(269, 638),
(222, 636),
(213, 634),
),
),
("qCurveTo", ((204, 635), (178, 630), (153, 624), (143, 621))),
("qCurveTo", ((125, 628), (87, 647), (73, 657))),
("qCurveTo", ((71, 659), (71, 662), (71, 665))),
("lineTo", ((76, 675),)),
("qCurveTo", ((94, 671), (138, 669), (155, 669))),
(
"qCurveTo",
(
(165, 669),
(211, 669),
(271, 670),
(336, 672),
(399, 674),
(447, 677),
(460, 676),
),
),
("closePath", ()),
("moveTo", ((524, 635),)),
("lineTo", ((458, 640),)),
("lineTo", ((455, 675),)),
("lineTo", ((488, 692),)),
("qCurveTo", ((491, 693), (499, 693), (502, 692))),
("qCurveTo", ((507, 689), (521, 683), (535, 675), (539, 673))),
("qCurveTo", ((543, 671), (542, 666), (540, 663))),
("lineTo", ((524, 635),)),
("closePath", ()),
("moveTo", ((59, 119),)),
("lineTo", ((50, 130),)),
("qCurveTo", ((45, 133), (50, 136))),
("qCurveTo", ((147, 210), (307, 378), (426, 556), (458, 640))),
("lineTo", ((495, 654),)),
("lineTo", ((524, 635),)),
("qCurveTo", ((494, 546), (360, 356), (173, 185), (66, 121))),
("qCurveTo", ((65, 120), (60, 119), (59, 119))),
("closePath", ()),
("moveTo", ((932, 382),)),
("lineTo", ((741, 380),)),
("lineTo", ((741, 412),)),
("lineTo", ((827, 416),)),
("lineTo", ((859, 434),)),
("qCurveTo", ((882, 435), (933, 431), (948, 428))),
("qCurveTo", ((959, 424), (959, 415))),
("qCurveTo", ((959, 403), (952, 388), (948, 385))),
("qCurveTo", ((945, 383), (935, 382), (932, 382))),
("closePath", ()),
("moveTo", ((733, -110),)),
("lineTo", ((701, -110),)),
("qCurveTo", ((699, -93), (699, -49), (699, 0), (699, 47), (699, 63))),
("lineTo", ((699, 780),)),
("qCurveTo", ((685, 795), (636, 820), (610, 829))),
("lineTo", ((617, 849),)),
("qCurveTo", ((617, 852), (622, 853), (627, 853))),
("qCurveTo", ((645, 852), (689, 845), (730, 836), (743, 830))),
("qCurveTo", ((754, 825), (754, 812))),
("lineTo", ((751, 762),)),
("lineTo", ((751, 84),)),
("qCurveTo", ((751, 61), (748, 11), (744, -42), (737, -89), (733, -110))),
("closePath", ()),
]
actual = [
(op, tuple((otRound(pt[0]), otRound(pt[1])) for pt in args))
for op, args in actual
]
assert actual == expected, (actual, expected)
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