Add a javascript sc test

extra/peg/javascript/parser/parser-tests.factor

@@ -26,6 +26,14 @@ IN: peg.javascript.parser.tests
   "123; 'hello'; foo(x);" tokenizer ast>> javascript ast>>
 ] unit-test
 
+{ t } [ 
+<"
+var x=5
+var y=10
+"> tokenizer ast>> javascript remaining>> length zero?
+] unit-test
+
+
 { t } [ 
 <"
 function foldl(f, initial, seq) {
@@ -46,3 +54,4 @@ ParseState.prototype.from = function(index) {
 }
 "> tokenizer ast>> javascript remaining>> length zero?
 ] unit-test
+