Strict mode Passingnon-Strict mode Passing
Features:
- ∅
// Copyright 2009 the Sputnik authors. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- info: | The shift function is intentionally generic. It does not require that its this value be an Array object esid: sec-array.prototype.shift description: > If ToUint32(length) equal zero, call the [[Put]] method of this object with arguments "length" and 0 and return undefined ---*/ var obj = {}; obj.shift = Array.prototype.shift; if (obj.length !== undefined) { throw new Test262Error('#0: var obj = {}; obj.length === undefined. Actual: ' + (obj.length)); } else { var shift = obj.shift(); if (shift !== undefined) { throw new Test262Error('#1: var obj = {}; obj.shift = Array.prototype.shift; obj.shift() === undefined. Actual: ' + (shift)); } if (obj.length !== 0) { throw new Test262Error('#2: var obj = {}; obj.shift = Array.prototype.shift; obj.shift(); obj.length === 0. Actual: ' + (obj.length)); } } obj.length = undefined; var shift = obj.shift(); if (shift !== undefined) { throw new Test262Error('#3: var obj = {}; obj.length = undefined; obj.shift = Array.prototype.shift; obj.shift() === undefined. Actual: ' + (shift)); } if (obj.length !== 0) { throw new Test262Error('#4: var obj = {}; obj.length = undefined; obj.shift = Array.prototype.shift; obj.shift(); obj.length === 0. Actual: ' + (obj.length)); } obj.length = null var shift = obj.shift(); if (shift !== undefined) { throw new Test262Error('#5: var obj = {}; obj.length = null; obj.shift = Array.prototype.shift; obj.shift() === undefined. Actual: ' + (shift)); } if (obj.length !== 0) { throw new Test262Error('#6: var obj = {}; obj.length = null; obj.shift = Array.prototype.shift; obj.shift(); obj.length === 0. Actual: ' + (obj.length)); }