1 files changed, 15 insertions, 0 deletions
diff --git a/test-cases/case2_lookahead/script.sh b/test-cases/case2_lookahead/script.sh
index a77eb85..891441b 100644
--- a/test-cases/case2_lookahead/script.sh
+++ b/test-cases/case2_lookahead/script.sh
@@ -48,3 +48,18 @@ match x2 xfoobar_some_more_stuff yes
 match x2 x___bar no
 match x2 xfoo___ no
 match x2 xfoo    no
+
+fun x3 {
+    case $1 {
+        x(?!(a|b)).* { echo yes }
+        .* { echo no }
+    }
+}
+match x3 x yes
+match x3 xa no
+match x3 xb no
+match x3 xax no
+match x3 xbx no
+match x3 xxa yes
+match x3 xxb yes
+match x3 xfoobar yes