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varLib_test: add test case for GSUB FeatureVariations

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Cosimo Lupo 2018-09-14 16:51:25 +02:00
parent 9f18570aac
commit af8c461c92
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GPG Key ID: 59D54DB0C9976482
3 changed files with 274 additions and 1 deletions
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71
Tests/varLib/data/FeatureVars.designspace Normal file
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@ -0,0 +1,71 @@
<?xml version='1.0' encoding='utf-8'?>
<designspace format="3">
<axes>
<axis default="368.0" maximum="1000.0" minimum="0.0" name="weight" tag="wght" />
<axis default="0.0" maximum="100.0" minimum="0.0" name="contrast" tag="cntr">
<labelname xml:lang="en">Contrast</labelname>
</axis>
</axes>
<rules>
<rule name="dollar-stroke">
<conditionset>
<condition name="weight" minimum="500" maximum="1000" />
</conditionset>
<sub name="uni0024" with="uni0024.nostroke" />
</rule>
<rule name="to-lowercase">
<conditionset>
<condition name="contrast" minimum="75" maximum="100" />
</conditionset>
<sub name="uni0041" with="uni0061" />
</rule>
<rule name="to-uppercase">
<conditionset>
<condition name="weight" minimum="0" maximum="200" />
<condition name="contrast" minimum="0" maximum="25" />
</conditionset>
<sub name="uni0061" with="uni0041" />
</rule>
</rules>
<sources>
<source familyname="Test Family" filename="master_ufo/TestFamily-Master0.ufo" name="master_0" stylename="Master0">
<location>
<dimension name="weight" xvalue="0" />
<dimension name="contrast" xvalue="0" />
</location>
</source>
<source familyname="Test Family" filename="master_ufo/TestFamily-Master1.ufo" name="master_1" stylename="Master1">
<lib copy="1" />
<groups copy="1" />
<info copy="1" />
<location>
<dimension name="weight" xvalue="368" />
<dimension name="contrast" xvalue="0" />
</location>
</source>
<source familyname="Test Family" filename="master_ufo/TestFamily-Master2.ufo" name="master_2" stylename="Master2">
<location>
<dimension name="weight" xvalue="1000" />
<dimension name="contrast" xvalue="0" />
</location>
</source>
<source familyname="Test Family" filename="master_ufo/TestFamily-Master3.ufo" name="master_3" stylename="Master3">
<location>
<dimension name="weight" xvalue="1000" />
<dimension name="contrast" xvalue="100" />
</location>
</source>
<source familyname="Test Family" filename="master_ufo/TestFamily-Master0.ufo" name="master_0" stylename="Master0">
<location>
<dimension name="weight" xvalue="0" />
<dimension name="contrast" xvalue="100" />
</location>
</source>
<source familyname="Test Family" filename="master_ufo/TestFamily-Master4.ufo" name="master_4" stylename="Master4">
<location>
<dimension name="weight" xvalue="368" />
<dimension name="contrast" xvalue="100" />
</location>
</source>
</sources>
</designspace>

181
Tests/varLib/data/test_results/FeatureVars.ttx Normal file
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@ -0,0 +1,181 @@
<?xml version="1.0" encoding="UTF-8"?>
<ttFont sfntVersion="\x00\x01\x00\x00" ttLibVersion="3.29">
<fvar>
<!-- Weight -->
<Axis>
<AxisTag>wght</AxisTag>
<Flags>0x0</Flags>
<MinValue>0.0</MinValue>
<DefaultValue>368.0</DefaultValue>
<MaxValue>1000.0</MaxValue>
<AxisNameID>256</AxisNameID>
</Axis>
<!-- Contrast -->
<Axis>
<AxisTag>cntr</AxisTag>
<Flags>0x0</Flags>
<MinValue>0.0</MinValue>
<DefaultValue>0.0</DefaultValue>
<MaxValue>100.0</MaxValue>
<AxisNameID>257</AxisNameID>
</Axis>
</fvar>
<GSUB>
<Version value="0x00010001"/>
<ScriptList>
<!-- ScriptCount=1 -->
<ScriptRecord index="0">
<ScriptTag value="DFLT"/>
<Script>
<DefaultLangSys>
<ReqFeatureIndex value="65535"/>
<!-- FeatureCount=2 -->
<FeatureIndex index="0" value="0"/>
<FeatureIndex index="1" value="0"/>
</DefaultLangSys>
<!-- LangSysCount=0 -->
</Script>
</ScriptRecord>
</ScriptList>
<FeatureList>
<!-- FeatureCount=1 -->
<FeatureRecord index="0">
<FeatureTag value="rvrn"/>
<Feature>
<!-- LookupCount=0 -->
</Feature>
</FeatureRecord>
</FeatureList>
<LookupList>
<!-- LookupCount=3 -->
<Lookup index="0">
<LookupType value="1"/>
<LookupFlag value="0"/>
<!-- SubTableCount=1 -->
<SingleSubst index="0" Format="1">
<Substitution in="uni0024" out="uni0024.nostroke"/>
</SingleSubst>
</Lookup>
<Lookup index="1">
<LookupType value="1"/>
<LookupFlag value="0"/>
<!-- SubTableCount=1 -->
<SingleSubst index="0" Format="1">
<Substitution in="uni0041" out="uni0061"/>
</SingleSubst>
</Lookup>
<Lookup index="2">
<LookupType value="1"/>
<LookupFlag value="0"/>
<!-- SubTableCount=1 -->
<SingleSubst index="0" Format="1">
<Substitution in="uni0061" out="uni0041"/>
</SingleSubst>
</Lookup>
</LookupList>
<FeatureVariations>
<Version value="0x00010000"/>
<!-- FeatureVariationCount=4 -->
<FeatureVariationRecord index="0">
<ConditionSet>
<!-- ConditionCount=2 -->
<ConditionTable index="0" Format="1">
<AxisIndex value="1"/>
<FilterRangeMinValue value="0.75"/>
<FilterRangeMaxValue value="1.0"/>
</ConditionTable>
<ConditionTable index="1" Format="1">
<AxisIndex value="0"/>
<FilterRangeMinValue value="0.20886"/>
<FilterRangeMaxValue value="1.0"/>
</ConditionTable>
</ConditionSet>
<FeatureTableSubstitution>
<Version value="0x00010001"/>
<!-- SubstitutionCount=1 -->
<SubstitutionRecord index="0">
<FeatureIndex value="0"/>
<Feature>
<!-- LookupCount=2 -->
<LookupListIndex index="0" value="0"/>
<LookupListIndex index="1" value="1"/>
</Feature>
</SubstitutionRecord>
</FeatureTableSubstitution>
</FeatureVariationRecord>
<FeatureVariationRecord index="1">
<ConditionSet>
<!-- ConditionCount=1 -->
<ConditionTable index="0" Format="1">
<AxisIndex value="0"/>
<FilterRangeMinValue value="0.20886"/>
<FilterRangeMaxValue value="1.0"/>
</ConditionTable>
</ConditionSet>
<FeatureTableSubstitution>
<Version value="0x00010001"/>
<!-- SubstitutionCount=1 -->
<SubstitutionRecord index="0">
<FeatureIndex value="0"/>
<Feature>
<!-- LookupCount=1 -->
<LookupListIndex index="0" value="0"/>
</Feature>
</SubstitutionRecord>
</FeatureTableSubstitution>
</FeatureVariationRecord>
<FeatureVariationRecord index="2">
<ConditionSet>
<!-- ConditionCount=1 -->
<ConditionTable index="0" Format="1">
<AxisIndex value="1"/>
<FilterRangeMinValue value="0.75"/>
<FilterRangeMaxValue value="1.0"/>
</ConditionTable>
</ConditionSet>
<FeatureTableSubstitution>
<Version value="0x00010001"/>
<!-- SubstitutionCount=1 -->
<SubstitutionRecord index="0">
<FeatureIndex value="0"/>
<Feature>
<!-- LookupCount=1 -->
<LookupListIndex index="0" value="1"/>
</Feature>
</SubstitutionRecord>
</FeatureTableSubstitution>
</FeatureVariationRecord>
<FeatureVariationRecord index="3">
<ConditionSet>
<!-- ConditionCount=2 -->
<ConditionTable index="0" Format="1">
<AxisIndex value="1"/>
<FilterRangeMinValue value="0.0"/>
<FilterRangeMaxValue value="0.25"/>
</ConditionTable>
<ConditionTable index="1" Format="1">
<AxisIndex value="0"/>
<FilterRangeMinValue value="-1.0"/>
<FilterRangeMaxValue value="-0.45654"/>
</ConditionTable>
</ConditionSet>
<FeatureTableSubstitution>
<Version value="0x00010001"/>
<!-- SubstitutionCount=1 -->
<SubstitutionRecord index="0">
<FeatureIndex value="0"/>
<Feature>
<!-- LookupCount=1 -->
<LookupListIndex index="0" value="2"/>
</Feature>
</SubstitutionRecord>
</FeatureTableSubstitution>
</FeatureVariationRecord>
</FeatureVariations>
</GSUB>
</ttFont>

23
Tests/varLib/varLib_test.py
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@ -95,7 +95,7 @@ class BuildTest(unittest.TestCase):
return font, savepath
def _run_varlib_build_test(self, designspace_name, font_name, tables,
expected_ttx_name):
expected_ttx_name, save_before_dump=False):
suffix = '.ttf'
ds_path = self.get_test_input(designspace_name + '.designspace')
ufo_dir = self.get_test_input('master_ufo')
@ -109,6 +109,15 @@ class BuildTest(unittest.TestCase):
finder = lambda s: s.replace(ufo_dir, self.tempdir).replace('.ufo', suffix)
varfont, model, _ = build(ds_path, finder)
if save_before_dump:
# some data (e.g. counts printed in TTX inline comments) is only
# calculated at compile time, so before we can compare the TTX
# dumps we need to save to a temporary stream, and realod the font
buf = BytesIO()
varfont.save(buf)
buf.seek(0)
varfont = TTFont(buf)
expected_ttx_path = self.get_test_output(expected_ttx_name + '.ttx')
self.expect_ttx(varfont, expected_ttx_path, tables)
self.check_ttx_dump(varfont, expected_ttx_path, tables, suffix)
@ -183,6 +192,18 @@ class BuildTest(unittest.TestCase):
expected_ttx_name=test_name
)
def test_varlib_build_feature_variations(self):
"""Designspace file contains <rules> element, used to build
GSUB FeatureVariations table.
"""
self._run_varlib_build_test(
designspace_name="FeatureVars",
font_name="TestFamily",
tables=["fvar", "GSUB"],
expected_ttx_name="FeatureVars",
save_before_dump=True,
)
def test_varlib_main_ttf(self):
"""Mostly for testing varLib.main()
"""