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import shutil
from pathlib import Path
import fontTools.ttLib
import pytest
import ufo2ft
import ufoLib2
import vttLib
import vttLib.__main__
@pytest.fixture
def test_ufo_UbuTestData(original_shared_datadir):
font = ufoLib2.Font.open(original_shared_datadir / "UbuTestData.ufo")
return font
def test_move_ufo_data_to_file_and_roundtrip(tmp_path, test_ufo_UbuTestData):
ufo = test_ufo_UbuTestData
ufo_path = tmp_path / "UbuntuTestData.ufo"
ufo.save(ufo_path)
test_ttf_path = tmp_path / "test.ttf"
test_ttx_path = tmp_path / "test.ttx"
vttLib.__main__.main(["dumpfile_from_ufo", str(ufo_path), str(test_ttx_path)])
### Doctor TTX dump so the simple text compare further down works
_ttx_dump = fontTools.ttLib.TTFont()
_ttx_dump.importXML(test_ttx_path)
_ttx_dump["maxp"].maxPoints = 54
_ttx_dump["maxp"].maxContours = 2
_ttx_dump.saveXML(test_ttx_path, tables=("TSI1", "TSI3", "TSI5", "maxp"))
###
ufo_tmp = ufoLib2.Font.open(ufo_path)
for legacy_data in vttLib.LEGACY_VTT_DATA_FILES:
assert legacy_data in ufo_tmp.data.keys()
ttx_dump = fontTools.ttLib.TTFont()
ttx_dump.importXML(test_ttx_path)
assert ttx_dump["maxp"].maxFunctionDefs == 89
assert ttx_dump["maxp"].maxInstructionDefs == 0
assert ttx_dump["maxp"].maxSizeOfInstructions == 1571
assert ttx_dump["maxp"].maxStackElements == 542
assert ttx_dump["maxp"].maxStorage == 47
assert ttx_dump["maxp"].maxTwilightPoints == 16
assert ttx_dump["maxp"].maxZones == 2
ttf = ufo2ft.compileTTF(ufo_tmp)
ttf.save(test_ttf_path)
vttLib.__main__.main(["mergefile", str(test_ttx_path), str(test_ttf_path)])
vttLib.__main__.main(["dumpfile", str(test_ttf_path), str(tmp_path / "test2.ttx")])
# Cut out the first two lines with version information for the comparison.
dump_before = Path(tmp_path / "test.ttx").read_text().split("\n", 2)[-1]
dump_after = Path(tmp_path / "test2.ttx").read_text().split("\n", 2)[-1]
assert dump_before == dump_after
vttLib.__main__.main(["compile", str(test_ttf_path), str(test_ttf_path), "--ship"])
ttf = fontTools.ttLib.TTFont(test_ttf_path)
assert "fpgm" in ttf
assert "TSI1" not in ttf
def test_roundtrip_TSIC_cvar(tmp_path: Path, original_shared_datadir: Path) -> None:
font_file = original_shared_datadir / "NotoSans-MM-ASCII-VF.ttf"
font_file_tmp = tmp_path / "NotoSans-MM-ASCII-VF.ttf"
font_file_vtt = original_shared_datadir / "NotoSans-MM-ASCII-VF.ttx"
font_file_vtt_tmp = tmp_path / "NotoSans-MM-ASCII-VF.ttx"
shutil.copyfile(font_file, font_file_tmp)
vttLib.__main__.main(["mergefile", str(font_file_vtt), str(font_file_tmp)])
font = fontTools.ttLib.TTFont(font_file_tmp)
assert "TSIC" in font
assert "cvar" in font
vttLib.__main__.main(["dumpfile", str(font_file_tmp), str(font_file_vtt_tmp)])
# Cut out the first two lines with version information for the comparison.
dump_before = font_file_vtt.read_text().split("\n", 2)[-1]
dump_after = font_file_vtt_tmp.read_text().split("\n", 2)[-1]
assert dump_before == dump_after
vttLib.__main__.main(["compile", str(font_file_tmp), str(font_file_tmp), "--ship"])
font = fontTools.ttLib.TTFont(font_file_tmp)
assert "fpgm" in font
assert "cvar" in font
assert "cvt " in font
assert "TSI1" not in font
assert "TSIC" not in font
def test_maxp_selective_loading(tmp_path: Path, original_shared_datadir: Path) -> None:
font_file = original_shared_datadir / "NotoSans-MM-ASCII-VF.ttf"
font_file_tmp = tmp_path / "NotoSans-MM-ASCII-VF.ttf"
font_file_vtt = original_shared_datadir / "NotoSans-MM-ASCII-VF_wrong_maxp.ttx"
shutil.copyfile(font_file, font_file_tmp)
vttLib.__main__.main(["mergefile", str(font_file_vtt), str(font_file_tmp)])
font = fontTools.ttLib.TTFont(font_file_tmp)
assert font["maxp"].maxComponentDepth == 0
assert font["maxp"].maxComponentElements == 0
assert font["maxp"].maxCompositeContours == 0
assert font["maxp"].maxCompositePoints == 0
assert font["maxp"].maxContours == 5
assert font["maxp"].maxFunctionDefs == 9999
assert font["maxp"].maxInstructionDefs == 9999
assert font["maxp"].maxPoints == 78
assert font["maxp"].maxSizeOfInstructions == 9999
assert font["maxp"].maxStackElements == 9999
assert font["maxp"].maxStorage == 9999
assert font["maxp"].maxTwilightPoints == 9999
assert font["maxp"].maxZones == 9999
assert font["maxp"].numGlyphs == 96
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