def test_incompatible_fonts(self):
font1 = ufoLib2.Font()
font1.info.unitsPerEm = 1000
glyph1 = font1.newGlyph("a")
pen1 = glyph1.getPen()
for operator, args in [("moveTo", ((0, 0),)),
("lineTo", ((1, 1),)),
("endPath", ())]:
getattr(pen1, operator)(*args)
font2 = ufoLib2.Font()
font2.info.unitsPerEm = 1000
glyph2 = font2.newGlyph("a")
pen2 = glyph2.getPen()
for operator, args in [("moveTo", ((0, 0),)),
("curveTo", ((1, 1), (2, 2), (3, 3))),
("endPath", ())]:
getattr(pen2, operator)(*args)
with pytest.raises(IncompatibleFontsError) as excinfo:
fonts_to_quadratic([font1, font2])
assert excinfo.match("fonts contains incompatible glyphs: 'a'")
assert hasattr(excinfo.value, "glyph_errors")
error = excinfo.value.glyph_errors['a']
assert isinstance(error, IncompatibleSegmentTypesError)
assert error.segments == {1: ["line", "curve"]}
def makeMasterGlyphsQuadractic(self):
"""
Optimize and convert all master ufo to quad curves.
"""
masters = self.masters.values()
# use cu2qu to optimize all masters
fonts_to_quadratic(masters)
for master in masters:
master.font.segmentType = "qcurve"
def test_both_max_err_and_max_err_em(self, fonts):
with pytest.raises(TypeError, match="Only one .* can be specified"):
fonts_to_quadratic(fonts, max_err=1.000, max_err_em=0.001)
def test_max_err_list(self, fonts):
stats = {}
fonts_to_quadratic(fonts, max_err=[4.096, 4.096], stats=stats)
assert stats == {'1': 5, '2': 193, '3': 14}
def test_max_err_em_list(self, fonts):
stats = {}
fonts_to_quadratic(fonts, max_err_em=[0.002, 0.002], stats=stats)
assert stats == {'1': 5, '2': 193, '3': 14}
def test_different_glyphsets(self, fonts):
del fonts[0]['a']
assert 'a' not in fonts[0]
assert 'a' in fonts[1]
assert fonts_to_quadratic(fonts)
def test_no_remember_curve_type(self, fonts):
assert CURVE_TYPE_LIB_KEY not in fonts[0].lib
fonts_to_quadratic(fonts, remember_curve_type=False)
assert CURVE_TYPE_LIB_KEY not in fonts[0].lib
def test_remember_curve_type(self, fonts):
fonts_to_quadratic(fonts, remember_curve_type=True)
assert fonts[0].lib[CURVE_TYPE_LIB_KEY] == "quadratic"
with CapturingLogHandler(logger, "INFO") as captor:
fonts_to_quadratic(fonts, remember_curve_type=True)
assert captor.assertRegex("already converted")
def test_dump_stats(self, fonts):
with CapturingLogHandler(logger, "INFO") as captor:
fonts_to_quadratic(fonts, dump_stats=True)
assert captor.assertRegex("New spline lengths:")
def test_stats(self, fonts):
stats = {}
fonts_to_quadratic(fonts, stats=stats)
assert stats == {'1': 1, '2': 79, '3': 130, '4': 2}
def test_modified(self, fonts):
modified = fonts_to_quadratic(fonts)
assert modified