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 4// met: 5// 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. 15// 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. 27 28assertEquals("000", String.prototype.repeat.call(0, 3)); 29assertEquals("-1-1-1", String.prototype.repeat.call(-1, 3)); 30assertEquals("2.12.12.1", String.prototype.repeat.call(2.1, 3)); 31assertEquals("", String.prototype.repeat.call([], 3)); 32assertEquals("1,2,3", String.prototype.repeat.call([1, 2, 3], 1)); 33assertEquals("true", String.prototype.repeat.call(true, 1)); 34assertEquals("false", String.prototype.repeat.call(false, 1)); 35assertEquals("[object Object]", String.prototype.repeat.call({}, 1)); 36 37assertEquals("000", String.prototype.repeat.apply(0, [3])); 38assertEquals("-1-1-1", String.prototype.repeat.apply(-1, [3])); 39assertEquals("2.12.12.1", String.prototype.repeat.apply(2.1, [3])); 40assertEquals("", String.prototype.repeat.apply([], [3])); 41assertEquals("1,2,3", String.prototype.repeat.apply([1, 2, 3], [1])); 42assertEquals("true", String.prototype.repeat.apply(true, [1])); 43assertEquals("false", String.prototype.repeat.apply(false, [1])); 44assertEquals("[object Object]", String.prototype.repeat.apply({}, [1])); 45 46assertEquals("\u10D8\u10D8\u10D8", "\u10D8".repeat(3)); 47 48assertThrows('String.prototype.repeat.call(null, 1)', TypeError); 49assertThrows('String.prototype.repeat.call(undefined, 1)', TypeError); 50assertThrows('String.prototype.repeat.apply(null, [1])', TypeError); 51assertThrows('String.prototype.repeat.apply(undefined, [1])', TypeError); 52 53// Test cases found in FF 54assertEquals("abc", "abc".repeat(1)); 55assertEquals("abcabc", "abc".repeat(2)); 56assertEquals("abcabcabc", "abc".repeat(3)); 57assertEquals("aaaaaaaaaa", "a".repeat(10)); 58assertEquals("", "".repeat(5)); 59assertEquals("", "abc".repeat(0)); 60assertEquals("abcabc", "abc".repeat(2.0)); 61 62assertEquals("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "a".repeat(37)); 63assertThrows('"a".repeat(-1)', RangeError); 64assertThrows('"a".repeat(Number.POSITIVE_INFINITY)', RangeError); 65assertThrows('"a".repeat(Math.pow(2, 30))', RangeError); 66assertThrows('"a".repeat(Math.pow(2, 40))', RangeError); 67 68// Handling empty strings 69assertThrows('"".repeat(-1)', RangeError); 70assertThrows('"".repeat(Number.POSITIVE_INFINITY)', RangeError); 71assertEquals("", "".repeat(Math.pow(2, 30))); 72assertEquals("", "".repeat(Math.pow(2, 40))); 73 74var myobj = { 75 toString: function() { 76 return "abc"; 77 }, 78 repeat : String.prototype.repeat 79}; 80assertEquals("abc", myobj.repeat(1)); 81assertEquals("abcabc", myobj.repeat(2)); 82