Add debug tests

This commit is contained in:
Simon Cozens 2020-09-10 08:29:04 +01:00
parent 8869e0dec7
commit 70b514270e
2 changed files with 92 additions and 3 deletions

View File

@ -114,12 +114,16 @@ class BuilderTest(unittest.TestCase):
lines.append(line.rstrip() + os.linesep)
return lines
def expect_ttx(self, font, expected_ttx):
def expect_ttx(self, font, expected_ttx, replace=None):
path = self.temp_path(suffix=".ttx")
font.saveXML(path, tables=['head', 'name', 'BASE', 'GDEF', 'GSUB',
'GPOS', 'OS/2', 'hhea', 'vhea'])
actual = self.read_ttx(path)
expected = self.read_ttx(expected_ttx)
if replace:
for i in range(len(expected)):
for k,v in replace.items():
expected[i] = expected[i].replace(k,v)
if actual != expected:
for line in difflib.unified_diff(
expected, actual, fromfile=expected_ttx, tofile=path):
@ -133,12 +137,18 @@ class BuilderTest(unittest.TestCase):
def check_feature_file(self, name):
font = makeTTFont()
addOpenTypeFeatures(font, self.getpath("%s.fea" % name))
feapath = self.getpath("%s.fea" % name)
addOpenTypeFeatures(font, feapath)
self.expect_ttx(font, self.getpath("%s.ttx" % name))
# Make sure we can produce binary OpenType tables, not just XML.
for tag in ('GDEF', 'GSUB', 'GPOS'):
if tag in font:
font[tag].compile(font)
debugttx = self.getpath("%s-debug.ttx" % name)
if os.path.exists(debugttx):
addOpenTypeFeatures(font, feapath,
debug=True)
self.expect_ttx(font, debugttx, replace = { "__PATH__": feapath })
def check_fea2fea_file(self, name, base=None, parser=Parser):
font = makeTTFont()
@ -618,7 +628,6 @@ class BuilderTest(unittest.TestCase):
"} test;")
captor.assertRegex('Already defined position for pair A V at')
def generate_feature_file_test(name):
return lambda self: self.check_feature_file(name)

View File

@ -0,0 +1,80 @@
<?xml version="1.0" encoding="UTF-8"?>
<ttFont>
<GSUB>
<Version value="0x00010000"/>
<ScriptList>
<!-- ScriptCount=1 -->
<ScriptRecord index="0">
<ScriptTag value="DFLT"/>
<Script>
<DefaultLangSys>
<ReqFeatureIndex value="65535"/>
<!-- FeatureCount=4 -->
<FeatureIndex index="0" value="0"/>
<FeatureIndex index="1" value="1"/>
<FeatureIndex index="2" value="2"/>
<FeatureIndex index="3" value="3"/>
</DefaultLangSys>
<!-- LangSysCount=0 -->
</Script>
</ScriptRecord>
</ScriptList>
<FeatureList>
<!-- FeatureCount=4 -->
<FeatureRecord index="0">
<FeatureTag value="tst1"/>
<Feature>
<!-- LookupCount=1 -->
<LookupListIndex index="0" value="0"/>
</Feature>
</FeatureRecord>
<FeatureRecord index="1">
<FeatureTag value="tst2"/>
<Feature>
<!-- LookupCount=1 -->
<LookupListIndex index="0" value="0"/>
</Feature>
</FeatureRecord>
<FeatureRecord index="2">
<FeatureTag value="tst3"/>
<Feature>
<!-- LookupCount=1 -->
<LookupListIndex index="0" value="1"/>
</Feature>
</FeatureRecord>
<FeatureRecord index="3">
<FeatureTag value="tst4"/>
<Feature>
<!-- LookupCount=1 -->
<LookupListIndex index="0" value="1"/>
</Feature>
</FeatureRecord>
</FeatureList>
<LookupList>
<!-- LookupCount=2 -->
<!-- SomeLookup: __PATH__:4:5 in tst2 (DFLT/dflt) -->
<Lookup index="0">
<LookupType value="4"/>
<LookupFlag value="0"/>
<!-- SubTableCount=1 -->
<LigatureSubst index="0">
<LigatureSet glyph="f">
<Ligature components="f,i" glyph="f_f_i"/>
<Ligature components="i" glyph="f_i"/>
</LigatureSet>
</LigatureSubst>
</Lookup>
<!-- EmbeddedLookup: __PATH__:18:9 in tst4 (DFLT/dflt) -->
<Lookup index="1">
<LookupType value="1"/>
<LookupFlag value="0"/>
<!-- SubTableCount=1 -->
<SingleSubst index="0">
<Substitution in="A" out="A.sc"/>
</SingleSubst>
</Lookup>
</LookupList>
</GSUB>
</ttFont>