checkpoint

[sbp.git] / tests / regression.tc

diff --git a/tests/regression.tc b/tests/regression.tc
index 9953906..8802d29 100644 (file)
--- a/tests/regression.tc
+++ b/tests/regression.tc
@@ -340,3 +340,15 @@ testcase {
 
     s   ::= [a-z] [a-z] [a-z] " "* => s
 }
+
+testcase {
+
+    input "a+2";
+    output "";
+
+    s     ::= Expr
+    Expr  ::= [0-9]++
+            | Plus:: left:Expra "+" right:Expr
+    Expra ::= Foo:: ("a" | "b")
+
+}