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49 lines
1.3 KiB
49 lines
1.3 KiB
import io
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from fontTools.ttLib import TTFont, newTable, registerCustomTableClass, unregisterCustomTableClass
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from fontTools.ttLib.tables.DefaultTable import DefaultTable
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class CustomTableClass(DefaultTable):
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def decompile(self, data, ttFont):
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self.numbers = list(data)
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def compile(self, ttFont):
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return bytes(self.numbers)
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# not testing XML read/write
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table_C_U_S_T_ = CustomTableClass # alias for testing
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TABLETAG = "CUST"
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def test_registerCustomTableClass():
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font = TTFont()
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font[TABLETAG] = newTable(TABLETAG)
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font[TABLETAG].data = b"\x00\x01\xff"
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f = io.BytesIO()
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font.save(f)
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f.seek(0)
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assert font[TABLETAG].data == b"\x00\x01\xff"
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registerCustomTableClass(TABLETAG, "ttFont_test", "CustomTableClass")
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try:
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font = TTFont(f)
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assert font[TABLETAG].numbers == [0, 1, 255]
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assert font[TABLETAG].compile(font) == b"\x00\x01\xff"
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finally:
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unregisterCustomTableClass(TABLETAG)
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def test_registerCustomTableClassStandardName():
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registerCustomTableClass(TABLETAG, "ttFont_test")
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try:
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font = TTFont()
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font[TABLETAG] = newTable(TABLETAG)
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font[TABLETAG].numbers = [4, 5, 6]
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assert font[TABLETAG].compile(font) == b"\x04\x05\x06"
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finally:
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unregisterCustomTableClass(TABLETAG)
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