fonttools/Lib/fontTools/feaLib/testdata/GPOS_1.ttx

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

  <GPOS>
    <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="kern"/>
        <Feature>
          <!-- LookupCount=1 -->
          <LookupListIndex index="0" value="0"/>
        </Feature>
      </FeatureRecord>
      <FeatureRecord index="1">
        <FeatureTag value="vkrn"/>
        <Feature>
          <!-- LookupCount=1 -->
          <LookupListIndex index="0" value="1"/>
        </Feature>
      </FeatureRecord>
    </FeatureList>
    <LookupList>
      <!-- LookupCount=2 -->
      <Lookup index="0">
        <!-- LookupType=1 -->
        <LookupFlag value="0"/>
        <!-- SubTableCount=8 -->
        <SinglePos index="0" Format="1">
          <Coverage>
            <Glyph value="one"/>
            <Glyph value="two"/>
            <Glyph value="three"/>
            <Glyph value="five"/>
          </Coverage>
          <ValueFormat value="5"/>
          <Value XPlacement="-80" XAdvance="-160"/>
        </SinglePos>
        <SinglePos index="1" Format="2">
          <Coverage>
            <Glyph value="four"/>
            <Glyph value="six"/>
            <Glyph value="four.oldstyle"/>
          </Coverage>
          <ValueFormat value="4"/>
          <!-- ValueCount=3 -->
          <Value index="0" XAdvance="400"/>
          <Value index="1" XAdvance="-200"/>
          <Value index="2" XAdvance="401"/>
        </SinglePos>
        <SinglePos index="2" Format="1">
          <Coverage>
            <Glyph value="seven"/>
            <Glyph value="eight"/>
            <Glyph value="nine"/>
          </Coverage>
          <ValueFormat value="4"/>
          <Value XAdvance="-100"/>
        </SinglePos>
        <SinglePos index="3" Format="2">
          <Coverage>
            <Glyph value="P"/>
            <Glyph value="Q"/>
            <Glyph value="R"/>
          </Coverage>
          <ValueFormat value="5"/>
          <!-- ValueCount=3 -->
          <Value index="0" XPlacement="1" XAdvance="800"/>
          <Value index="1" XPlacement="1" XAdvance="801"/>
          <Value index="2" XPlacement="1" XAdvance="802"/>
        </SinglePos>
        <SinglePos index="4" Format="2">
          <Coverage>
            <Glyph value="S"/>
            <Glyph value="T"/>
            <Glyph value="U"/>
          </Coverage>
          <ValueFormat value="7"/>
          <!-- ValueCount=3 -->
          <Value index="0" XPlacement="1" YPlacement="1" XAdvance="803"/>
          <Value index="1" XPlacement="1" YPlacement="1" XAdvance="804"/>
          <Value index="2" XPlacement="1" YPlacement="1" XAdvance="805"/>
        </SinglePos>
        <SinglePos index="5" Format="1">
          <Coverage>
            <Glyph value="A"/>
            <Glyph value="B"/>
          </Coverage>
          <ValueFormat value="127"/>
          <Value XPlacement="1" YPlacement="2" XAdvance="3" YAdvance="4">
            <XPlaDevice>
              <StartSize value="11"/>
              <EndSize value="12"/>
              <DeltaFormat value="3"/>
              <DeltaValue value="[111, 112]"/>
            </XPlaDevice>
            <YPlaDevice>
              <StartSize value="13"/>
              <EndSize value="14"/>
              <DeltaFormat value="3"/>
              <DeltaValue value="[113, 114]"/>
            </YPlaDevice>
            <XAdvDevice>
              <StartSize value="16"/>
              <EndSize value="16"/>
              <DeltaFormat value="3"/>
              <DeltaValue value="[116]"/>
            </XAdvDevice>
          </Value>
        </SinglePos>
        <SinglePos index="6" Format="1">
          <Coverage>
            <Glyph value="zero"/>
          </Coverage>
          <ValueFormat value="0"/>
        </SinglePos>
        <SinglePos index="7" Format="1">
          <Coverage>
            <Glyph value="C"/>
          </Coverage>
          <ValueFormat value="255"/>
          <Value XPlacement="1" YPlacement="2" XAdvance="3" YAdvance="4">
            <XPlaDevice>
              <StartSize value="11"/>
              <EndSize value="14"/>
              <DeltaFormat value="1"/>
              <DeltaValue value="[-2, 0, 0, 1]"/>
            </XPlaDevice>
            <YPlaDevice>
              <StartSize value="13"/>
              <EndSize value="15"/>
              <DeltaFormat value="2"/>
              <DeltaValue value="[-3, 0, 1]"/>
            </YPlaDevice>
            <XAdvDevice>
              <StartSize value="11"/>
              <EndSize value="14"/>
              <DeltaFormat value="2"/>
              <DeltaValue value="[-8, 0, 0, 7]"/>
            </XAdvDevice>
            <YAdvDevice>
              <StartSize value="13"/>
              <EndSize value="15"/>
              <DeltaFormat value="3"/>
              <DeltaValue value="[8, 0, 1]"/>
            </YAdvDevice>
          </Value>
        </SinglePos>
      </Lookup>
      <Lookup index="1">
        <!-- LookupType=1 -->
        <LookupFlag value="0"/>
        <!-- SubTableCount=1 -->
        <SinglePos index="0" Format="1">
          <Coverage>
            <Glyph value="A"/>
          </Coverage>
          <ValueFormat value="8"/>
          <Value YAdvance="-100"/>
        </SinglePos>
      </Lookup>
    </LookupList>
  </GPOS>

</ttFont>