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[ttGlyphPen_test] Parametrize test

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This commit is contained in:
Behdad Esfahbod 2023-02-22 08:41:14 -07:00
parent bbdee18f67
commit 303eeeeec5
1 changed files with 76 additions and 87 deletions
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163
Tests/pens/ttGlyphPen_test.py
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@ -4,7 +4,7 @@ import struct
from fontTools import ttLib from fontTools import ttLib
from fontTools.pens.basePen import PenError from fontTools.pens.basePen import PenError
from fontTools.pens.recordingPen import RecordingPen from fontTools.pens.recordingPen import RecordingPen, RecordingPointPen
from fontTools.pens.ttGlyphPen import TTGlyphPen, TTGlyphPointPen, MAX_F2DOT14 from fontTools.pens.ttGlyphPen import TTGlyphPen, TTGlyphPointPen, MAX_F2DOT14
@ -638,95 +638,84 @@ class CubicGlyfTest:
("closePath", ()), ("closePath", ()),
] ]
def test_cubic_topology(self): @pytest.mark.parametrize(
for preserveTopology in (False, True): "preserveTopology, segment_pen_commands, point_pen_commands, expected_coordinates, expected_flags",
spen = TTGlyphPen(None) [
spen.moveTo((0, 0)) (
spen.curveTo((0, 1), (1, 2), (2, 2)) False,
spen.curveTo((3, 2), (4, 1), (4, 0))
spen.closePath()
ppen = TTGlyphPointPen(None)
ppen.beginPath()
ppen.addPoint((0, 0), "line")
ppen.addPoint((0, 1))
ppen.addPoint((1, 2))
ppen.addPoint((2, 2), "curve")
ppen.addPoint((3, 2))
ppen.addPoint((4, 1))
ppen.addPoint((4, 0), "curve")
ppen.endPath()
expected_coordinates = (
[ [
(0, 0),
(0, 1),
(1, 2),
(2, 2),
(3, 2),
(4, 1),
(4, 0),
]
if preserveTopology
else [
(0, 0),
(0, 1),
(1, 2),
(3, 2),
(4, 1),
(4, 0),
]
)
expected_flags = (
[
0x01,
0x80,
0x80,
0x01,
0x80,
0x80,
0x01,
]
if preserveTopology
else [
0x01,
0x80,
0x80,
0x80,
0x80,
0x01,
]
)
for pen in (spen, ppen):
glyph = pen.glyph(preserveTopology=preserveTopology)
assert list(glyph.coordinates) == expected_coordinates
assert list(glyph.flags) == expected_flags
rpen = RecordingPen()
glyph.draw(rpen, None)
assert rpen.value == [
("moveTo", ((0, 0),)), ("moveTo", ((0, 0),)),
( ("curveTo", ((0, 1), (1, 2), (2, 2))),
"curveTo", ("curveTo", ((3, 2), (4, 1), (4, 0))),
(
(0, 1),
(1, 2),
(2, 2),
),
),
(
"curveTo",
(
(3, 2),
(4, 1),
(4, 0),
),
),
("closePath", ()), ("closePath", ()),
] ],
[
("beginPath", (), {}),
("addPoint", ((0, 0), "line", None, None), {}),
("addPoint", ((0, 1), None, None, None), {}),
("addPoint", ((1, 2), None, None, None), {}),
("addPoint", ((2, 2), "curve", None, None), {}),
("addPoint", ((3, 2), None, None, None), {}),
("addPoint", ((4, 1), None, None, None), {}),
("addPoint", ((4, 0), "curve", None, None), {}),
("endPath", (), {}),
],
[(0, 0), (0, 1), (1, 2), (3, 2), (4, 1), (4, 0)],
[0x01, 0x80, 0x80, 0x80, 0x80, 0x01],
),
(
True,
[
("moveTo", ((0, 0),)),
("curveTo", ((0, 1), (1, 2), (2, 2))),
("curveTo", ((3, 2), (4, 1), (4, 0))),
("closePath", ()),
],
[
("beginPath", (), {}),
("addPoint", ((0, 0), "line", None, None), {}),
("addPoint", ((0, 1), None, None, None), {}),
("addPoint", ((1, 2), None, None, None), {}),
("addPoint", ((2, 2), "curve", None, None), {}),
("addPoint", ((3, 2), None, None, None), {}),
("addPoint", ((4, 1), None, None, None), {}),
("addPoint", ((4, 0), "curve", None, None), {}),
("endPath", (), {}),
],
[(0, 0), (0, 1), (1, 2), (2, 2), (3, 2), (4, 1), (4, 0)],
[0x01, 0x80, 0x80, 0x01, 0x80, 0x80, 0x01],
),
],
)
def test_cubic_topology(
self,
preserveTopology,
segment_pen_commands,
point_pen_commands,
expected_coordinates,
expected_flags,
):
spen = TTGlyphPen(None)
rpen = RecordingPen()
rpen.value = segment_pen_commands
rpen.replay(spen)
ppen = TTGlyphPointPen(None)
rpen = RecordingPointPen()
rpen.value = point_pen_commands
rpen.replay(ppen)
for pen in (spen, ppen):
glyph = pen.glyph(preserveTopology=preserveTopology)
assert list(glyph.coordinates) == expected_coordinates
assert list(glyph.flags) == expected_flags
rpen = RecordingPen()
glyph.draw(rpen, None)
assert rpen.value == segment_pen_commands
class _TestGlyph(object): class _TestGlyph(object):