5fc65d7168
* Replaced all from ...py23 import * with explicit name imports, or removed completely when possible. * Replaced tounicode() with tostr() * Changed all BytesIO ans StringIO imports to from io import ..., replaced all UnicodeIO with StringIO. * Replaced all unichr() with chr() * Misc minor tweaks and fixes
106 lines
2.7 KiB
Python
106 lines
2.7 KiB
Python
from types import SimpleNamespace
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from fontTools.misc.textTools import deHexStr
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from fontTools.misc.testTools import getXML
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from fontTools.ttLib.tables.T_S_I__0 import table_T_S_I__0
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import pytest
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# (gid, length, offset) for glyph programs
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TSI0_INDICES = [
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(0, 1, 0),
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(1, 5, 1),
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(2, 0, 1),
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(3, 0, 1),
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(4, 8, 6)]
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# (type, length, offset) for 'extra' programs
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TSI0_EXTRA_INDICES = [
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(0xFFFA, 2, 14), # ppgm
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(0xFFFB, 4, 16), # cvt
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(0xFFFC, 6, 20), # reserved
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(0xFFFD, 10, 26)] # fpgm
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# compiled TSI0 table from data above
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TSI0_DATA = deHexStr(
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"0000 0001 00000000"
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"0001 0005 00000001"
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"0002 0000 00000001"
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"0003 0000 00000001"
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"0004 0008 00000006"
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"FFFE 0000 ABFC1F34" # 'magic' separates glyph from extra programs
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"FFFA 0002 0000000E"
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"FFFB 0004 00000010"
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"FFFC 0006 00000014"
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"FFFD 000A 0000001A")
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# empty font has no glyph programs but 4 extra programs are always present
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EMPTY_TSI0_EXTRA_INDICES = [
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(0xFFFA, 0, 0),
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(0xFFFB, 0, 0),
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(0xFFFC, 0, 0),
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(0xFFFD, 0, 0)]
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EMPTY_TSI0_DATA = deHexStr(
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"FFFE 0000 ABFC1F34"
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"FFFA 0000 00000000"
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"FFFB 0000 00000000"
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"FFFC 0000 00000000"
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"FFFD 0000 00000000")
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@pytest.fixture
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def table():
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return table_T_S_I__0()
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@pytest.mark.parametrize(
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"numGlyphs, data, expected_indices, expected_extra_indices",
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[
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(5, TSI0_DATA, TSI0_INDICES, TSI0_EXTRA_INDICES),
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(0, EMPTY_TSI0_DATA, [], EMPTY_TSI0_EXTRA_INDICES)
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],
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ids=["simple", "empty"]
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)
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def test_decompile(table, numGlyphs, data, expected_indices,
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expected_extra_indices):
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font = {'maxp': SimpleNamespace(numGlyphs=numGlyphs)}
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table.decompile(data, font)
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assert len(table.indices) == numGlyphs
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assert table.indices == expected_indices
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assert len(table.extra_indices) == 4
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assert table.extra_indices == expected_extra_indices
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@pytest.mark.parametrize(
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"numGlyphs, indices, extra_indices, expected_data",
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[
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(5, TSI0_INDICES, TSI0_EXTRA_INDICES, TSI0_DATA),
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(0, [], EMPTY_TSI0_EXTRA_INDICES, EMPTY_TSI0_DATA)
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],
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ids=["simple", "empty"]
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)
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def test_compile(table, numGlyphs, indices, extra_indices, expected_data):
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assert table.compile(ttFont=None) == b""
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table.set(indices, extra_indices)
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data = table.compile(ttFont=None)
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assert data == expected_data
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def test_set(table):
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table.set(TSI0_INDICES, TSI0_EXTRA_INDICES)
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assert table.indices == TSI0_INDICES
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assert table.extra_indices == TSI0_EXTRA_INDICES
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def test_toXML(table):
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assert getXML(table.toXML, ttFont=None) == [
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'<!-- This table will be calculated by the compiler -->']
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if __name__ == "__main__":
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import sys
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sys.exit(pytest.main(sys.argv))
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