v8/test/mjsunit/regress/regress-3229.js
yangguo 61bee5c898 Correctly escape RegExp source.
R=ulan@chromium.org
BUG=v8:3229
LOG=N

Review URL: https://codereview.chromium.org/736003002

Cr-Commit-Position: refs/heads/master@{#25457}
2014-11-21 10:50:24 +00:00

27 lines
838 B
JavaScript

// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Escape '/'.
function testEscapes(expected, regexp) {
assertEquals(expected, regexp.source);
assertEquals("/" + expected + "/", regexp.toString());
}
testEscapes("\\/", /\//);
testEscapes("\\/\\/", /\/\//);
testEscapes("\\/", new RegExp("/"));
testEscapes("\\/", new RegExp("\\/"));
testEscapes("\\\\/", new RegExp("\\\\/"));
testEscapes("\\/\\/", new RegExp("\\/\\/"));
testEscapes("\\/\\/\\/\\/", new RegExp("////"));
testEscapes("\\/\\/\\/\\/", new RegExp("\\//\\//"));
testEscapes("(?:)", new RegExp(""));
testEscapes("(?:)", RegExp.prototype);
// Read-only property.
var r = /\/\//;
testEscapes("\\/\\/", r);
r.source = "garbage";
testEscapes("\\/\\/", r);