js/src/jit-test/tests/basic/string-repeat.js@6474c204b198
js/src/jit-test/tests/basic/string-repeat.js
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
1 /* Test String.prototype.repeat */
3 load(libdir + 'asserts.js');
5 assertEq("abc".repeat(1), "abc");
6 assertEq("abc".repeat(2), "abcabc");
7 assertEq("abc".repeat(3), "abcabcabc");
8 assertEq("a".repeat(10), "aaaaaaaaaa");
9 assertEq("abc".repeat(0), "");
10 assertEq("abc".repeat(2.9), "abcabc");
12 var myobj = {toString : (function () "abc"), repeat : String.prototype.repeat};
13 assertEq(myobj.repeat(1), "abc");
14 assertEq(myobj.repeat(2), "abcabc");
16 assertThrowsInstanceOf(function() {
17 "abc".repeat(-1);
18 }, RangeError,
19 "String.prototype.repeat should raise RangeError on negative arguments");
20 assertThrowsInstanceOf(function() {
21 "abc".repeat(Number.POSITIVE_INFINITY);
22 }, RangeError,
23 "String.prototype.repeat should raise RangeError on excedding maximum string length");
24 assertThrowsInstanceOf(function() {
25 "abc".repeat(1 << 29);
26 }, RangeError,
27 "String.prototype.repeat should raise RangeError on excedding maximum string length");
29 assertEq("".repeat(5), "");
30 assertEq("".repeat(1 << 29), "");
