texmath-0.12.5: test/writer/mml/mspace1.test

<<< native
[ EIdentifier "x"
, ESpace (58 % 25)
, EIdentifier "M"
, ESpace (58 % 25)
, EIdentifier "x"
, ESpace (0 % 1)
]
>>> mml
<?xml version='1.0' ?>
<math display="block" xmlns="http://www.w3.org/1998/Math/MathML">
  <mrow>
    <mi>x</mi>
    <mspace width="2.32em" />
    <mi>M</mi>
    <mspace width="2.32em" />
    <mi>x</mi>
    <mspace width="0.0em" />
  </mrow>
</math>