-ts ::= ws test*/ws ws => ts
-ws !::= w*
-test ::= ^"testcase" "{" input output+/ws Grammar "}" /ws
- | ^"testcase" "{" input Grammar "}" /ws
-output ::= "output" quoted ";" / ws
-input ::= "input" quoted ";" / ws
+ts ::= !ws tests !ws => ts
+tests ::= test */ ws
+ws ::= w*
+test ::= ^"testcase" "{" input output +/ ws Grammar "}" /ws
+ | ^"testcase" "{" input Grammar "}" /ws
+ | ^"tibcase" "{" input output +/ ws Grammar "}" /ws
+ | ^"tibcase" "{" input Grammar "}" /ws
+output ::= ^"output" Quoted ";" /ws
+input ::= "input" Quoted ";" /ws