Add command test for #9953.

1 files changed, 29 insertions, 0 deletions

diff --git a/test/command/9953.md b/test/command/9953.md
new file mode 100644
index 000000000..3a2100ec6
--- /dev/null
+++ b/test/command/9953.md
@@ -0,0 +1,29 @@
+```
+% pandoc -f markdown -t native -s
+---
+header-includes: |
+    \makeatletter
+    \let\old@verbatim@font=\verbatim@font
+    \def\verbatim@font{%
+    \fontsize{10}{12}%
+    \old@verbatim@font
+    }
+    \makeatother
+...
+^D
+Pandoc
+  Meta
+    { unMeta =
+        fromList
+          [ ( "header-includes"
+            , MetaBlocks
+                [ RawBlock
+                    (Format "tex")
+                    "\\makeatletter\n\\let\\old@verbatim@font=\\verbatim@font\n\\def\\verbatim@font{%\n\\fontsize{10}{12}%\n\\old@verbatim@font\n}\n\\makeatother"
+                ]
+            )
+          ]
+    }
+  []
+
+```