diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/shift/S15.4.4.9_A2_T4.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/shift/S15.4.4.9_A2_T4.js | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/shift/S15.4.4.9_A2_T4.js b/js/src/tests/test262/built-ins/Array/prototype/shift/S15.4.4.9_A2_T4.js new file mode 100644 index 0000000000..1f315396cd --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/shift/S15.4.4.9_A2_T4.js @@ -0,0 +1,48 @@ +// 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: > + The first element of the array is removed from the array and + returned +---*/ + +var obj = {}; +obj["0"] = 0; +obj["3"] = 3; +obj.shift = Array.prototype.shift; + +obj.length = 4; +var shift = obj.shift(); +if (shift !== 0) { + throw new Test262Error('#1: var obj = {}; obj["0"] = 0; obj["3"] = 3; obj.length = 4; obj.shift = Array.prototype.shift; obj.shift() === 0. Actual: ' + (shift)); +} + +if (obj.length !== 3) { + throw new Test262Error('#2: var obj = {}; obj["0"] = 0; obj["3"] = 3; obj.length = 4; obj.shift = Array.prototype.shift; obj.shift(); obj.length === 3. Actual: ' + (obj.length)); +} + +var shift = obj.shift(); +if (shift !== undefined) { + throw new Test262Error('#3: var obj = {}; obj["0"] = 0; obj["3"] = 3; obj.length = 4; obj.shift = Array.prototype.shift; obj.shift(); obj.shift() === undefined. Actual: ' + (shift)); +} + +if (obj.length !== 2) { + throw new Test262Error('#4: var obj = {}; obj["0"] = 0; obj["3"] = 3; obj.length = 4; obj.shift = Array.prototype.shift; obj.shift(); obj.shift(); obj.length === 2. Actual: ' + (obj.length)); +} + +obj.length = 1; +var shift = obj.shift(); +if (shift !== undefined) { + throw new Test262Error('#5: var obj = {}; obj["0"] = 0; obj["3"] = 3; obj.length = 4; obj.shift = Array.prototype.shift; obj.shift(); obj.shift(); obj.length = 1; obj.shift() === undefined. Actual: ' + (shift)); +} + +if (obj.length !== 0) { + throw new Test262Error('#6: var obj = {}; obj["0"] = 0; obj["3"] = 3; obj.length = 4; obj.shift = Array.prototype.shift; obj.shift(); obj.shift(); obj.length = 1; obj.shift(); obj.length === 0. Actual: ' + (obj.length)); +} + +reportCompare(0, 0); |