texmath-0.12.5: test/writer/mml/digit-double-struck.test

<<< native
[ EText
    TextNormal
    "\120792\120793\120794\120795\120796\120797\120798\120799\120800\120801"
]
>>> mml
<?xml version='1.0' ?>
<math display="block" xmlns="http://www.w3.org/1998/Math/MathML">
  <mtext mathvariant="normal">𝟘𝟙𝟚𝟛𝟜𝟝𝟞𝟟𝟠𝟡</mtext>
</math>