1 // Copyright 2013 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are
6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided
11 // with the distribution.
12 // * Neither the name of Google Inc. nor the names of its
13 // contributors may be used to endorse or promote products derived
14 // from this software without specific prior written permission.
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 // Flags: --harmony-strings
30 assertEquals("000", String.prototype.repeat.call(0, 3));
31 assertEquals("-1-1-1", String.prototype.repeat.call(-1, 3));
32 assertEquals("2.12.12.1", String.prototype.repeat.call(2.1, 3));
33 assertEquals("", String.prototype.repeat.call([], 3));
34 assertEquals("1,2,3", String.prototype.repeat.call([1, 2, 3], 1));
35 assertEquals("true", String.prototype.repeat.call(true, 1));
36 assertEquals("false", String.prototype.repeat.call(false, 1));
37 assertEquals("[object Object]", String.prototype.repeat.call({}, 1));
39 assertEquals("000", String.prototype.repeat.apply(0, [3]));
40 assertEquals("-1-1-1", String.prototype.repeat.apply(-1, [3]));
41 assertEquals("2.12.12.1", String.prototype.repeat.apply(2.1, [3]));
42 assertEquals("", String.prototype.repeat.apply([], [3]));
43 assertEquals("1,2,3", String.prototype.repeat.apply([1, 2, 3], [1]));
44 assertEquals("true", String.prototype.repeat.apply(true, [1]));
45 assertEquals("false", String.prototype.repeat.apply(false, [1]));
46 assertEquals("[object Object]", String.prototype.repeat.apply({}, [1]));
48 assertEquals("\u10D8\u10D8\u10D8", "\u10D8".repeat(3));
50 assertThrows('String.prototype.repeat.call(null, 1)', TypeError);
51 assertThrows('String.prototype.repeat.call(undefined, 1)', TypeError);
52 assertThrows('String.prototype.repeat.apply(null, [1])', TypeError);
53 assertThrows('String.prototype.repeat.apply(undefined, [1])', TypeError);
55 // Test cases found in FF
56 assertEquals("abc", "abc".repeat(1));
57 assertEquals("abcabc", "abc".repeat(2));
58 assertEquals("abcabcabc", "abc".repeat(3));
59 assertEquals("aaaaaaaaaa", "a".repeat(10));
60 assertEquals("", "".repeat(5));
61 assertEquals("", "abc".repeat(0));
62 assertEquals("abcabc", "abc".repeat(2.0));
64 assertEquals("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "a".repeat(37));
65 assertThrows('"a".repeat(-1)', RangeError);
66 assertThrows('"a".repeat(Number.POSITIVE_INFINITY)', RangeError);
67 assertThrows('"a".repeat(Math.pow(2, 30))', RangeError);
68 assertThrows('"a".repeat(Math.pow(2, 40))', RangeError);
71 toString: function() {
74 repeat : String.prototype.repeat
76 assertEquals("abc", myobj.repeat(1));
77 assertEquals("abcabc", myobj.repeat(2));