| // Copyright 2013 the V8 project authors. All rights reserved. |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following |
| // disclaimer in the documentation and/or other materials provided |
| // with the distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived |
| // from this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| // Flags: --harmony-strings |
| |
| assertEquals(1, String.prototype.endsWith.length); |
| |
| var testString = "Hello World"; |
| assertTrue(testString.endsWith("")); |
| assertTrue(testString.endsWith("World")); |
| assertFalse(testString.endsWith("world")); |
| assertFalse(testString.endsWith("Hello World!")); |
| assertFalse(testString.endsWith(null)); |
| assertFalse(testString.endsWith(undefined)); |
| |
| assertTrue("null".endsWith(null)); |
| assertTrue("undefined".endsWith(undefined)); |
| |
| var georgianUnicodeString = "\u10D0\u10D1\u10D2\u10D3\u10D4\u10D5\u10D6\u10D7"; |
| assertTrue(georgianUnicodeString.endsWith(georgianUnicodeString)); |
| assertTrue(georgianUnicodeString.endsWith("\u10D4\u10D5\u10D6\u10D7")); |
| assertFalse(georgianUnicodeString.endsWith("\u10D0")); |
| |
| assertThrows("String.prototype.endsWith.call(null, 'test')", TypeError); |
| assertThrows("String.prototype.endsWith.call(null, null)", TypeError); |
| assertThrows("String.prototype.endsWith.call(undefined, undefined)", TypeError); |
| |
| assertThrows("String.prototype.endsWith.apply(null, ['test'])", TypeError); |
| assertThrows("String.prototype.endsWith.apply(null, [null])", TypeError); |
| assertThrows("String.prototype.endsWith.apply(undefined, [undefined])", TypeError); |
| |
| var TEST_INPUT = [{ |
| msg: "Empty string", val: "" |
| }, { |
| msg: "Number 1234.34", val: 1234.34 |
| }, { |
| msg: "Integer number 0", val: 0 |
| }, { |
| msg: "Negative number -1", val: -1 |
| }, { |
| msg: "Boolean true", val: true |
| }, { |
| msg: "Boolean false", val: false |
| }, { |
| msg: "Regular expression /\d+/", val: /\d+/ |
| }, { |
| msg: "Empty array []", val: [] |
| }, { |
| msg: "Empty object {}", val: {} |
| }, { |
| msg: "Array of size 3", val: new Array(3) |
| }]; |
| |
| function testNonStringValues() { |
| var i = 0; |
| var l = TEST_INPUT.length; |
| |
| for (; i < l; i++) { |
| var e = TEST_INPUT[i]; |
| var v = e.val; |
| var s = String(v); |
| assertTrue(s.endsWith(v), e.msg); |
| assertTrue(String.prototype.endsWith.call(v, v), e.msg); |
| assertTrue(String.prototype.endsWith.apply(v, [v]), e.msg); |
| } |
| } |
| testNonStringValues(); |
| |
| var CustomType = function(value) { |
| this.endsWith = String.prototype.endsWith; |
| this.toString = function() { |
| return String(value); |
| } |
| }; |
| |
| function testCutomType() { |
| var i = 0; |
| var l = TEST_INPUT.length; |
| |
| for (; i < l; i++) { |
| var e = TEST_INPUT[i]; |
| var v = e.val; |
| var o = new CustomType(v); |
| assertTrue(o.endsWith(v), e.msg); |
| } |
| } |
| testCutomType(); |
| |
| |
| // Test cases found in FF |
| assertTrue("abc".endsWith("abc")); |
| assertTrue("abcd".endsWith("bcd")); |
| assertTrue("abc".endsWith("c")); |
| assertFalse("abc".endsWith("abcd")); |
| assertFalse("abc".endsWith("bbc")); |
| assertFalse("abc".endsWith("b")); |
| assertTrue("abc".endsWith("abc", 3)); |
| assertTrue("abc".endsWith("bc", 3)); |
| assertFalse("abc".endsWith("a", 3)); |
| assertTrue("abc".endsWith("bc", 3)); |
| assertTrue("abc".endsWith("a", 1)); |
| assertFalse("abc".endsWith("abc", 1)); |
| assertTrue("abc".endsWith("b", 2)); |
| assertFalse("abc".endsWith("d", 2)); |
| assertFalse("abc".endsWith("dcd", 2)); |
| assertFalse("abc".endsWith("a", 42)); |
| assertTrue("abc".endsWith("bc", Infinity)); |
| assertFalse("abc".endsWith("a", Infinity)); |
| assertTrue("abc".endsWith("bc", undefined)); |
| assertFalse("abc".endsWith("bc", -43)); |
| assertFalse("abc".endsWith("bc", -Infinity)); |
| assertFalse("abc".endsWith("bc", NaN)); |