--- a/tests/test-config.t	Fri Mar 12 21:44:07 2021 +0100
+++ b/tests/test-config.t	Fri Mar 12 23:04:56 2021 +0100
@@ -3,6 +3,8 @@
 
 Invalid syntax: no value
 
+TODO: add rhg support for detailed exit codes
+#if no-rhg
   $ cat > .hg/hgrc << EOF
   > novaluekey
   > EOF
@@ -35,6 +37,7 @@
   $ hg showconfig
   config error at $TESTTMP/.hg/hgrc:1: unexpected leading whitespace:  [section]
   [30]
+#endif
 
 Reset hgrc