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from fontFeatures import FontFeatures, Substitution, Routine
from fontFeatures.shaperLib.Buffer import Buffer
from fontFeatures.shaperLib.Shaper import Shaper
from babelfont import load
import pytest
@pytest.mark.skip("Font too broken to use")
def test_double_application():
font = load("tests/data/acbe26ce904463c690fb67f70679447059d13ee4.otf")
buf = Buffer(font, glyphs=["dvKA", "dvVirama", "dvKA", "dvVirama", "dvKA"])
rule = Substitution([["dvKA"], ["dvVirama"]], [["dvK"]])
rule.apply_to_buffer(buf)
assert buf.serialize(position=False) == "dvK|dvK|dvKA"
def test_multiple_applications():
font = load("tests/data/LibertinusSans-Regular.otf")
buf = Buffer(font, glyphs=["A", "B", "C"])
r = Routine()
r.addRule(Substitution([["A"]], [["X"]]))
r.addRule(Substitution([["B"]], [["Y"]]))
r.apply_to_buffer(buf)
assert buf.serialize(position=False) == "X|Y|C"
def test_namedclass_in_slot():
font = load("tests/data/LibertinusSans-Regular.otf")
buf = Buffer(font, glyphs=["A", "B", "C"])
r = Routine()
r.addRule(Substitution([["G", "@AB"]], [["X"]]))
r.apply_to_buffer(buf, namedclasses={"AB": ["A", "B"]})
assert buf.serialize(position=False) == "X|X|C"
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