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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.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
@ -638,95 +638,84 @@ class CubicGlyfTest:
("closePath", ()),
]
def test_cubic_topology(self):
for preserveTopology in (False, True):
spen = TTGlyphPen(None)
spen.moveTo((0, 0))
spen.curveTo((0, 1), (1, 2), (2, 2))
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 = (
@pytest.mark.parametrize(
"preserveTopology, segment_pen_commands, point_pen_commands, expected_coordinates, expected_flags",
[
(
False,
[
(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),)),
(
"curveTo",
(
(0, 1),
(1, 2),
(2, 2),
),
),
(
"curveTo",
(
(3, 2),
(4, 1),
(4, 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), (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):