texmath-0.12.5: test/writer/mml/msubsupBsize2.test

<<< native
[ ESubsup (ESymbol Op "\8747") (ENumber "0") (ENumber "1")
, ESymbol Bin "+"
, ESubsup
    (EFraction NormalFrac (EIdentifier "x") (EIdentifier "y"))
    (ENumber "0")
    (EIdentifier "a")
, ESymbol Bin "+"
, ESubsup
    (EFraction NormalFrac (EIdentifier "x") (EIdentifier "y"))
    (ENumber "0")
    (ENumber "1")
, ESymbol Bin "+"
, ESubsup (ESymbol Op "\8747") (ENumber "0") (EIdentifier "a")
]
>>> mml
<?xml version='1.0' ?>
<math display="block" xmlns="http://www.w3.org/1998/Math/MathML">
  <mrow>
    <msubsup>
      <mo>∫</mo>
      <mn>0</mn>
      <mn>1</mn>
    </msubsup>
    <mo>+</mo>
    <msubsup>
      <mfrac>
        <mi>x</mi>
        <mi>y</mi>
      </mfrac>
      <mn>0</mn>
      <mi>a</mi>
    </msubsup>
    <mo>+</mo>
    <msubsup>
      <mfrac>
        <mi>x</mi>
        <mi>y</mi>
      </mfrac>
      <mn>0</mn>
      <mn>1</mn>
    </msubsup>
    <mo>+</mo>
    <msubsup>
      <mo>∫</mo>
      <mn>0</mn>
      <mi>a</mi>
    </msubsup>
  </mrow>
</math>