diff --git a/shell/hush_test/hush-misc/case1.tests b/shell/hush_test/hush-misc/case1.tests
index 0174893ec..b2c96ccf8 100755
--- a/shell/hush_test/hush-misc/case1.tests
+++ b/shell/hush_test/hush-misc/case1.tests
@@ -23,3 +23,15 @@ case `echo w w` in a) echo SKIP;; w) echo WRONG;; w*) echo OK_44;; esac;
 
 case w in `echo w`) echo OK_51;; `echo WRONG >&2`w) echo WRONG;; esac;
 case w in `echo OK_52 >&2`) echo SKIP;; `echo`w) echo OK_53;; esac;
+
+# parsing cases in subshells can easily get messy
+ case m in  m) echo ok-sub1;; esac
+ case m in (m) echo ok-sub2;; esac
+(case m in  m) echo ok-sub3;; esac)
+(case m in (m) echo ok-sub4;; esac)
+(
+ case m in  m) echo ok-sub5;; esac
+)
+(
+ case m in (m) echo ok-sub6;; esac
+)