fonttools/Lib/fontTools/feaLib/testdata/spec5d1.ttx

<?xml version="1.0" encoding="UTF-8"?>
<ttFont>

  <GSUB>
    <Version value="1.0"/>
    <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="1"/>
          </DefaultLangSys>
          <!-- LangSysCount=0 -->
        </Script>
      </ScriptRecord>
    </ScriptList>
    <FeatureList>
      <!-- FeatureCount=2 -->
      <FeatureRecord index="0">
        <FeatureTag value="F1  "/>
        <Feature>
          <!-- LookupCount=1 -->
          <LookupListIndex index="0" value="0"/>
        </Feature>
      </FeatureRecord>
      <FeatureRecord index="1">
        <FeatureTag value="F2  "/>
        <Feature>
          <!-- LookupCount=1 -->
          <LookupListIndex index="0" value="0"/>
        </Feature>
      </FeatureRecord>
    </FeatureList>
    <LookupList>
      <!-- LookupCount=1 -->
      <LigatureSubst index="0" Format="1">
        <LigatureSet glyph="one">
          <Ligature components="one,fraction,two" glyph="onehalf"/>
          <Ligature components="one,fraction,two.oldstyle" glyph="onehalf"/>
          <Ligature components="one,slash,two" glyph="onehalf"/>
          <Ligature components="one,slash,two.oldstyle" glyph="onehalf"/>
        </LigatureSet>
        <LigatureSet glyph="one.oldstyle">
          <Ligature components="one.oldstyle,fraction,two" glyph="onehalf"/>
          <Ligature components="one.oldstyle,fraction,two.oldstyle" glyph="onehalf"/>
          <Ligature components="one.oldstyle,slash,two" glyph="onehalf"/>
          <Ligature components="one.oldstyle,slash,two.oldstyle" glyph="onehalf"/>
        </LigatureSet>
      </LigatureSubst>
    </LookupList>
  </GSUB>

  <GPOS>
    <Version value="1.0"/>
    <ScriptList>
      <!-- ScriptCount=0 -->
    </ScriptList>
    <FeatureList>
      <!-- FeatureCount=0 -->
    </FeatureList>
    <LookupList>
      <!-- LookupCount=0 -->
    </LookupList>
  </GPOS>

</ttFont>