jerryscript/tests/jerry/regexp-construct.js
Peter Gal e34ab90e61 RegExp: treat undefined argument as empty.
new RegExp() and new RegExp(undefined) calls now results in the
same 'source' pattern.

JerryScript-DCO-1.0-Signed-off-by: Peter Gal pgal.u-szeged@partner.samsung.com
2015-07-27 15:58:38 +02:00

101 lines
2.5 KiB
JavaScript

// Copyright 2015 Samsung Electronics Co., Ltd.
// Copyright 2015 University of Szeged.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
var r;
r = new RegExp ();
assert (r.source == "(?:)");
assert (r.global == false);
assert (r.ignoreCase == false);
assert (r.multiline == false);
r = new RegExp ("a");
assert (r.source == "a");
assert (r.global == false);
assert (r.ignoreCase == false);
assert (r.multiline == false);
r = new RegExp ("a","gim");
assert (r.source == "a");
assert (r.global == true);
assert (r.ignoreCase == true);
assert (r.multiline == true);
r = RegExp ("a");
assert (r.source == "a");
assert (r.global == false);
assert (r.ignoreCase == false);
assert (r.multiline == false);
r = RegExp ("a","gim");
assert (r.source == "a");
assert (r.global == true);
assert (r.ignoreCase == true);
assert (r.multiline == true);
var r2;
try {
r2 = RegExp (r,"gim");
assert(false);
}
catch ( e )
{
assert (e instanceof TypeError);
}
r2 = RegExp (r);
assert (r2.source == "a");
assert (r2.global == true);
assert (r2.ignoreCase == true);
assert (r2.multiline == true);
r2 = RegExp (r, undefined);
assert (r2.source == "a");
assert (r2.global == true);
assert (r2.ignoreCase == true);
assert (r2.multiline == true);
r = /(?:)/;
assert (r.source == "(?:)");
assert (r.global == false);
assert (r.ignoreCase == false);
assert (r.multiline == false);
r = /a/;
assert (r.source == "a");
assert (r.global == false);
assert (r.ignoreCase == false);
assert (r.multiline == false);
r = /a/gim;
assert (r.source == "a");
assert (r.global == true);
assert (r.ignoreCase == true);
assert (r.multiline == true);
assert(Object.prototype.toString.call(RegExp.prototype) === '[object RegExp]');
/* The 'undefined' argument for the RegExp constructor should not be converted to string,
* and it should behave just like when there is no argument.
*/
r1 = new RegExp();
r2 = new RegExp(undefined);
var foo;
r3 = new RegExp(foo)
assert (r1.source === r2.source);
assert (r2.source === r3.source);