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 28// Flags: --harmony-strings 29 30assertEquals(1, String.prototype.endsWith.length); 31 32var testString = "Hello World"; 33assertTrue(testString.endsWith("")); 34assertTrue(testString.endsWith("World")); 35assertFalse(testString.endsWith("world")); 36assertFalse(testString.endsWith("Hello World!")); 37assertFalse(testString.endsWith(null)); 38assertFalse(testString.endsWith(undefined)); 39 40assertTrue("null".endsWith(null)); 41assertTrue("undefined".endsWith(undefined)); 42 43var georgianUnicodeString = "\u10D0\u10D1\u10D2\u10D3\u10D4\u10D5\u10D6\u10D7"; 44assertTrue(georgianUnicodeString.endsWith(georgianUnicodeString)); 45assertTrue(georgianUnicodeString.endsWith("\u10D4\u10D5\u10D6\u10D7")); 46assertFalse(georgianUnicodeString.endsWith("\u10D0")); 47 48assertThrows("String.prototype.endsWith.call(null, 'test')", TypeError); 49assertThrows("String.prototype.endsWith.call(null, null)", TypeError); 50assertThrows("String.prototype.endsWith.call(undefined, undefined)", TypeError); 51 52assertThrows("String.prototype.endsWith.apply(null, ['test'])", TypeError); 53assertThrows("String.prototype.endsWith.apply(null, [null])", TypeError); 54assertThrows("String.prototype.endsWith.apply(undefined, [undefined])", TypeError); 55 56var TEST_INPUT = [{ 57 msg: "Empty string", val: "" 58}, { 59 msg: "Number 1234.34", val: 1234.34 60}, { 61 msg: "Integer number 0", val: 0 62}, { 63 msg: "Negative number -1", val: -1 64}, { 65 msg: "Boolean true", val: true 66}, { 67 msg: "Boolean false", val: false 68}, { 69 msg: "Regular expression /\d+/", val: /\d+/ 70}, { 71 msg: "Empty array []", val: [] 72}, { 73 msg: "Empty object {}", val: {} 74}, { 75 msg: "Array of size 3", val: new Array(3) 76}]; 77 78function testNonStringValues() { 79 var i = 0; 80 var l = TEST_INPUT.length; 81 82 for (; i < l; i++) { 83 var e = TEST_INPUT[i]; 84 var v = e.val; 85 var s = String(v); 86 assertTrue(s.endsWith(v), e.msg); 87 assertTrue(String.prototype.endsWith.call(v, v), e.msg); 88 assertTrue(String.prototype.endsWith.apply(v, [v]), e.msg); 89 } 90} 91testNonStringValues(); 92 93var CustomType = function(value) { 94 this.endsWith = String.prototype.endsWith; 95 this.toString = function() { 96 return String(value); 97 } 98}; 99 100function testCutomType() { 101 var i = 0; 102 var l = TEST_INPUT.length; 103 104 for (; i < l; i++) { 105 var e = TEST_INPUT[i]; 106 var v = e.val; 107 var o = new CustomType(v); 108 assertTrue(o.endsWith(v), e.msg); 109 } 110} 111testCutomType(); 112 113 114// Test cases found in FF 115assertTrue("abc".endsWith("abc")); 116assertTrue("abcd".endsWith("bcd")); 117assertTrue("abc".endsWith("c")); 118assertFalse("abc".endsWith("abcd")); 119assertFalse("abc".endsWith("bbc")); 120assertFalse("abc".endsWith("b")); 121assertTrue("abc".endsWith("abc", 3)); 122assertTrue("abc".endsWith("bc", 3)); 123assertFalse("abc".endsWith("a", 3)); 124assertTrue("abc".endsWith("bc", 3)); 125assertTrue("abc".endsWith("a", 1)); 126assertFalse("abc".endsWith("abc", 1)); 127assertTrue("abc".endsWith("b", 2)); 128assertFalse("abc".endsWith("d", 2)); 129assertFalse("abc".endsWith("dcd", 2)); 130assertFalse("abc".endsWith("a", 42)); 131assertTrue("abc".endsWith("bc", Infinity)); 132assertFalse("abc".endsWith("a", Infinity)); 133assertTrue("abc".endsWith("bc", undefined)); 134assertFalse("abc".endsWith("bc", -43)); 135assertFalse("abc".endsWith("bc", -Infinity)); 136assertFalse("abc".endsWith("bc", NaN)); 137