-ts ::= ws Ts ws => ts
-Ts ::= Test*
-ws !::= w*
-Test ::= ^"testcase" "{" Input output+ Grammar "}"
- | ^"testcase" "{" Input Grammar "}"
-output ::= "output" quoted ";" / w*
-Input ::= "input" quoted ";"
+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