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import pytest
import ufoLib2
from fontTools import designspaceLib
from fontmake.__main__ import main
from fontmake.compatibility import CompatibilityChecker
def test_compatibility_checker(data_dir, caplog):
designspace = designspaceLib.DesignSpaceDocument.fromfile(
data_dir / "IncompatibleSans" / "IncompatibleSans.designspace"
)
designspace.loadSourceFonts(opener=ufoLib2.objects.Font.open)
CompatibilityChecker([s.font for s in designspace.sources]).check()
assert "differing number of contours in glyph A" in caplog.text
assert "Incompatible Sans Regular had: 2" in caplog.text
assert "differing number of points in glyph B, contour 0" in caplog.text
assert "differing anchors in glyph A" in caplog.text
assert 'Incompatible Sans Bold had: "foo"' in caplog.text
assert "Fonts had differing number of components in glyph C" in caplog.text
assert (
"Fonts had differing point type in glyph D, contour 0, point 10" in caplog.text
)
assert "differing number of contours in glyph space" in caplog.text
assert "differing number of contours in glyph E" not in caplog.text
def test_compatibility_cli(data_dir, caplog):
ds = str(data_dir / "IncompatibleSans" / "IncompatibleSans.designspace")
with pytest.raises(SystemExit):
main(["-o", "variable", "-m", ds])
main(["-o", "ttf", "-m", ds])
with pytest.raises(SystemExit):
main(["--check-compatibility", "-o", "ttf", "-m", ds])
# We stopped things before they got to the cu2qu level
assert "cu2qu.ufo" not in caplog.text
with pytest.raises(SystemExit):
main(["--no-check-compatibility", "-o", "variable", "-m", ds])
# Things got to the cu2qu level (i.e. compatibility checker did not run)
assert "cu2qu.ufo" in caplog.text
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