diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/shift/S15.4.4.9_A2_T2.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/shift/S15.4.4.9_A2_T2.js | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/shift/S15.4.4.9_A2_T2.js b/js/src/tests/test262/built-ins/Array/prototype/shift/S15.4.4.9_A2_T2.js new file mode 100644 index 0000000000..cbe2c18644 --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/shift/S15.4.4.9_A2_T2.js @@ -0,0 +1,71 @@ +// 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; + +obj.length = NaN; +var shift = obj.shift(); +if (shift !== undefined) { + throw new Test262Error('#1: var obj = {}; obj.length = NaN; obj.shift = Array.prototype.shift; obj.shift() === undefined. Actual: ' + (shift)); +} + +if (obj.length !== 0) { + throw new Test262Error('#2: var obj = {}; obj.length = NaN; obj.shift = Array.prototype.shift; obj.shift(); obj.length === 0. Actual: ' + (obj.length)); +} + +obj.length = Number.NEGATIVE_INFINITY; +var shift = obj.shift(); +if (shift !== undefined) { + throw new Test262Error('#5: var obj = {}; obj.length = Number.NEGATIVE_INFINITY; obj.shift = Array.prototype.shift; obj.shift() === undefined. Actual: ' + (shift)); +} + +if (obj.length !== 0) { + throw new Test262Error('#6: var obj = {}; obj.length = Number.NEGATIVE_INFINITY; obj.shift = Array.prototype.shift; obj.shift(); obj.length === 0. Actual: ' + (obj.length)); +} + +obj.length = -0; +var shift = obj.shift(); +if (shift !== undefined) { + throw new Test262Error('#7: var obj = {}; obj.length = -0; obj.shift = Array.prototype.shift; obj.shift() === undefined. Actual: ' + (shift)); +} + +if (obj.length !== 0) { + throw new Test262Error('#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) { + throw new Test262Error('#8: var obj = {}; obj.length = -0; obj.shift = Array.prototype.shift; obj.shift(); obj.length === +0. Actual: ' + (obj.length)); + } +} + +obj.length = 0.5; +var shift = obj.shift(); +if (shift !== undefined) { + throw new Test262Error('#9: var obj = {}; obj.length = 0.5; obj.shift = Array.prototype.shift; obj.shift() === undefined. Actual: ' + (shift)); +} + +if (obj.length !== 0) { + throw new Test262Error('#10: var obj = {}; obj.length = 0.5; obj.shift = Array.prototype.shift; obj.shift(); obj.length === 0. Actual: ' + (obj.length)); +} + +obj.length = new Number(0); +var shift = obj.shift(); +if (shift !== undefined) { + throw new Test262Error('#11: var obj = {}; obj.length = new Number(0); obj.shift = Array.prototype.shift; obj.shift() === undefined. Actual: ' + (shift)); +} + +if (obj.length !== 0) { + throw new Test262Error('#12: var obj = {}; obj.length = new Number(0); obj.shift = Array.prototype.shift; obj.shift(); obj.length === 0. Actual: ' + (obj.length)); +} + +reportCompare(0, 0); |