~~ textWrap: always, lineWidth: 40 ~~
!! should format !!
This should wrap. Testing testing testing.

$$
\begin{align}
  y = mx + b \\
  xy = 3x^2 - 7
\end{align}
$$

[expect]
This should wrap. Testing testing
testing.

$$
\begin{align}
  y = mx + b \\
  xy = 3x^2 - 7
\end{align}
$$