| /* |
| * Any copyright is dedicated to the Public Domain. |
| * http://creativecommons.org/licenses/publicdomain/ |
| */ |
| |
| var BUGNUMBER = 1069063; |
| var summary = "Implement Array.prototype.includes"; |
| |
| print(BUGNUMBER + ": " + summary); |
| |
| assertEq(typeof [].includes, "function"); |
| assertEq([].includes.length, 1); |
| |
| assertTrue([1, 2, 3].includes(2)); |
| assertTrue([1,,2].includes(2)); |
| assertTrue([1, 2, 3].includes(2, 1)); |
| assertTrue([1, 2, 3].includes(2, -2)); |
| assertTrue([1, 2, 3].includes(2, -100)); |
| assertTrue([Object, Function, Array].includes(Function)); |
| assertTrue([-0].includes(0)); |
| assertTrue([NaN].includes(NaN)); |
| assertTrue([,].includes()); |
| assertTrue(staticIncludes("123", "2")); |
| assertTrue(staticIncludes({length: 3, 1: 2}, 2)); |
| assertTrue(staticIncludes({length: 3, 1: 2, get 3(){throw ""}}, 2)); |
| assertTrue(staticIncludes({length: 3, get 1() {return 2}}, 2)); |
| assertTrue(staticIncludes({__proto__: {1: 2}, length: 3}, 2)); |
| assertTrue(staticIncludes(new Proxy([1], {get(){return 2}}), 2)); |
| |
| assertFalse([1, 2, 3].includes("2")); |
| assertFalse([1, 2, 3].includes(2, 2)); |
| assertFalse([1, 2, 3].includes(2, -1)); |
| assertFalse([undefined].includes(NaN)); |
| assertFalse([{}].includes({})); |
| assertFalse(staticIncludes({length: 3, 1: 2}, 2, 2)); |
| assertFalse(staticIncludes({length: 3, get 0(){delete this[1]}, 1: 2}, 2)); |
| assertFalse(staticIncludes({length: -100, 0: 1}, 1)); |
| |
| assertThrowsInstanceOf(() => staticIncludes(), TypeError); |
| assertThrowsInstanceOf(() => staticIncludes(null), TypeError); |
| assertThrowsInstanceOf(() => staticIncludes({get length(){throw TypeError()}}), TypeError); |
| assertThrowsInstanceOf(() => staticIncludes({length: 3, get 1() {throw TypeError()}}, 2), TypeError); |
| assertThrowsInstanceOf(() => staticIncludes({__proto__: {get 1() {throw TypeError()}}, length: 3}, 2), TypeError); |
| assertThrowsInstanceOf(() => staticIncludes(new Proxy([1], {get(){throw TypeError()}})), TypeError); |
| |
| function assertTrue(v) { |
| assertEq(v, true); |
| } |
| |
| function assertFalse(v) { |
| assertEq(v, false); |
| } |
| |
| function staticIncludes(o, v, f) { |
| return [].includes.call(o, v, f); |
| } |
| |
| if (typeof reportCompare === "function") |
| reportCompare(true, true); |