JezK
Edit File: array-push.js
// Copyright 2010 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. // Check pushes with various number of arguments. (function() { var a = []; for (var i = 0; i < 7; i++) { a = []; assertEquals(0, a.push()); assertEquals([], a, "after .push()"); assertEquals(1, a.push(1), "length after .push(1)"); assertEquals([1], a, "after .push(1)"); assertEquals(3, a.push(2, 3), "length after .push(2, 3)"); assertEquals([1, 2, 3], a, "after .push(2, 3)"); assertEquals(6, a.push(4, 5, 6), "length after .push(4, 5, 6)"); assertEquals([1, 2, 3, 4, 5, 6], a, "after .push(4, 5, 5)"); assertEquals(10, a.push(7, 8, 9, 10), "length after .push(7, 8, 9, 10)"); assertEquals([1, 2, 3, 4, 5, 6, 7, 8, 9, 10], a, "after .push(7, 8, 9, 10)"); assertEquals(15, a.push(11, 12, 13, 14, 15), "length after .push(11, 12, 13, 14, 15)"); assertEquals([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15], a, "after .push(11, 12, 13, 14, 15)"); assertEquals(21, a.push(16, 17, 18, 19, 20, 21), "length after .push(16, 17, 18, 19, 20, 21)"); assertEquals([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21], a, "after .push(16, 17, 18, 19, 20, 21)"); assertEquals(28, a.push(22, 23, 24, 25, 26, 27, 28), "length hafter .push(22, 23, 24, 25, 26, 27, 28)"); assertEquals([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28], a, "after .push(22, 23, 24, 25, 26, 27, 28)"); } })(); // Excerises various pushes to the array at the end of new space. (function() { var a = undefined; for (var i = 0; i < 7; i++) { a = []; assertEquals(1, a.push(1)); assertEquals(2, a.push(2)); assertEquals(3, a.push(3)); assertEquals(4, a.push(4)); assertEquals(5, a.push(5)); assertEquals(6, a.push(6)); assertEquals(7, a.push(7)); assertEquals(8, a.push(8)); assertEquals(9, a.push(9)); assertEquals(10, a.push(10)); assertEquals(11, a.push(11)); assertEquals(12, a.push(12)); assertEquals(13, a.push(13)); assertEquals(14, a.push(14)); assertEquals(15, a.push(15)); assertEquals(16, a.push(16)); assertEquals(17, a.push(17)); assertEquals(18, a.push(18)); assertEquals(19, a.push(19)); assertEquals(20, a.push(20)); assertEquals(21, a.push(21)); assertEquals(22, a.push(22)); assertEquals(23, a.push(23)); assertEquals(24, a.push(24)); assertEquals(25, a.push(25)); assertEquals(26, a.push(26)); assertEquals(27, a.push(27)); assertEquals(28, a.push(28)); assertEquals(29, a.push(29)); } })(); // Test the case of not JSArray receiver. // Regression test for custom call generators, see issue 684. (function() { var x = {__proto__: []}; for (var i = 0; i < 100; i++) { x.push("a"); assertEquals(i + 1, x.length, i + 'th iteration'); } })();