| description("This test checks expressions with alternative lengths of appox. 2^31."); |
| |
| var regexp1 = /(?:(?=g))|(?:m).{2147483648,}/; |
| shouldBe("regexp1.exec('')", 'null'); |
| |
| var regexp2 = /(?:(?=g)).{2147483648,}/; |
| shouldBe("regexp2.exec('')", 'null'); |
| |
| var s3 = "&{6}u4a64YfQP{C}u88c4u5772Qu8693{4294967167}u85f2u7f3fs((uf202){4})u5bc6u1947"; |
| var regexp3 = new RegExp(s3, ""); |
| shouldBe("regexp3.exec(s3)", 'null'); |
| |
| shouldThrow("function f() { /[^a$]{18446744073709551615}/ }", '"SyntaxError: Invalid regular expression: number too large in {} quantifier"'); |
| |
| shouldThrow("new RegExp('((?=$))??(?:\\\\1){1180591620717411303423,}')", '"SyntaxError: Invalid regular expression: number too large in {} quantifier"'); |
