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// Copyright 2009 the Sputnik authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/**
* @name: S15.4.4.9_A2_T2;
* @section: 15.4.4.9;
* @assertion: The shift function is intentionally generic.
* It does not require that its this value be an Array object;
* @description: If ToUint32(length) equal zero, call the [[Put]] method
* of this object with arguments "length" and 0 and return undefined;
*/
// Converted for Test262 from original Sputnik source
ES5Harness.registerTest( {
id: "S15.4.4.9_A2_T2",
path: "TestCases/15_Native/15.4_Array_Objects/15.4.4_Properties_of_the_Array_Prototype_Object/15.4.4.9_Array_prototype_shift/S15.4.4.9_A2_T2.js",
assertion: "The shift function is intentionally generic.",
description: "If ToUint32(length) equal zero, call the [[Put]] method",
test: function testcase() {
var obj = {};
obj.shift = Array.prototype.shift;
//CHECK#1
obj.length = NaN;
var shift = obj.shift();
if (shift !== undefined) {
$ERROR('#1: var obj = {}; obj.length = NaN; obj.shift = Array.prototype.shift; obj.shift() === undefined. Actual: ' + (shift));
}
//CHECK#2
if (obj.length !== 0) {
$ERROR('#2: var obj = {}; obj.length = NaN; obj.shift = Array.prototype.shift; obj.shift(); obj.length === 0. Actual: ' + (obj.length));
}
//CHECK#3
obj.length = Number.POSITIVE_INFINITY;
var shift = obj.shift();
if (shift !== undefined) {
$ERROR('#3: var obj = {}; obj.length = Number.POSITIVE_INFINITY; obj.shift = Array.prototype.shift; obj.shift() === undefined. Actual: ' + (shift));
}
//CHECK#4
if (obj.length !== 0) {
$ERROR('#4: var obj = {}; obj.length = Number.POSITIVE_INFINITY; obj.shift = Array.prototype.shift; obj.shift(); obj.length === 0. Actual: ' + (obj.length));
}
//CHECK#5
obj.length = Number.NEGATIVE_INFINITY;
var shift = obj.shift();
if (shift !== undefined) {
$ERROR('#5: var obj = {}; obj.length = Number.NEGATIVE_INFINITY; obj.shift = Array.prototype.shift; obj.shift() === undefined. Actual: ' + (shift));
}
//CHECK#6
if (obj.length !== 0) {
$ERROR('#6: var obj = {}; obj.length = Number.NEGATIVE_INFINITY; obj.shift = Array.prototype.shift; obj.shift(); obj.length === 0. Actual: ' + (obj.length));
}
//CHECK#7
obj.length = -0;
var shift = obj.shift();
if (shift !== undefined) {
$ERROR('#7: var obj = {}; obj.length = -0; obj.shift = Array.prototype.shift; obj.shift() === undefined. Actual: ' + (shift));
}
//CHECK#8
if (obj.length !== 0) {
$ERROR('#8: var obj = {}; obj.length = -0; obj.shift = Array.prototype.shift; obj.shift(); obj.length === 0. Actual: ' + (obj.length));
} else {
if (1/obj.length !== Number.POSITIVE_INFINITY) {
$ERROR('#8: var obj = {}; obj.length = -0; obj.shift = Array.prototype.shift; obj.shift(); obj.length === +0. Actual: ' + (obj.length));
}
}
//CHECK#9
obj.length = 0.5;
var shift = obj.shift();
if (shift !== undefined) {
$ERROR('#9: var obj = {}; obj.length = 0.5; obj.shift = Array.prototype.shift; obj.shift() === undefined. Actual: ' + (shift));
}
//CHECK#10
if (obj.length !== 0) {
$ERROR('#10: var obj = {}; obj.length = 0.5; obj.shift = Array.prototype.shift; obj.shift(); obj.length === 0. Actual: ' + (obj.length));
}
//CHECK#11
obj.length = new Number(0);
var shift = obj.shift();
if (shift !== undefined) {
$ERROR('#11: var obj = {}; obj.length = new Number(0); obj.shift = Array.prototype.shift; obj.shift() === undefined. Actual: ' + (shift));
}
//CHECK#12
if (obj.length !== 0) {
$ERROR('#12: var obj = {}; obj.length = new Number(0); obj.shift = Array.prototype.shift; obj.shift(); obj.length === 0. Actual: ' + (obj.length));
}
}
});
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