diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/ArrayBuffer/toindex-length.js')
-rw-r--r-- | js/src/tests/test262/built-ins/ArrayBuffer/toindex-length.js | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/ArrayBuffer/toindex-length.js b/js/src/tests/test262/built-ins/ArrayBuffer/toindex-length.js new file mode 100644 index 0000000000..5e165c3df9 --- /dev/null +++ b/js/src/tests/test262/built-ins/ArrayBuffer/toindex-length.js @@ -0,0 +1,89 @@ +// Copyright (C) 2016 The V8 Project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-arraybuffer-length +description: > + The `length` parameter is converted to a value numeric index value. +info: | + ArrayBuffer( length ) + + 1. If NewTarget is undefined, throw a TypeError exception. + 2. Let byteLength be ? ToIndex(length). + 3. Return ? AllocateArrayBuffer(NewTarget, byteLength). + + ToIndex( value ) + + 1. If value is undefined, then + a. Let index be 0. + 2. Else, + a. Let integerIndex be ? ToInteger(value). + b. If integerIndex < 0, throw a RangeError exception. + c. Let index be ! ToLength(integerIndex). + d. If SameValueZero(integerIndex, index) is false, throw a RangeError exception. + 3. Return index. +---*/ + +var obj1 = { + valueOf: function() { + return 42; + } +}; + +var obj2 = { + toString: function() { + return 42; + } +}; + +var buffer; + +buffer = new ArrayBuffer(obj1); +assert.sameValue(buffer.byteLength, 42, "object's valueOf"); + +buffer = new ArrayBuffer(obj2); +assert.sameValue(buffer.byteLength, 42, "object's toString"); + +buffer = new ArrayBuffer(""); +assert.sameValue(buffer.byteLength, 0, "the Empty string"); + +buffer = new ArrayBuffer("0"); +assert.sameValue(buffer.byteLength, 0, "string '0'"); + +buffer = new ArrayBuffer("1"); +assert.sameValue(buffer.byteLength, 1, "string '1'"); + +buffer = new ArrayBuffer(true); +assert.sameValue(buffer.byteLength, 1, "true"); + +buffer = new ArrayBuffer(false); +assert.sameValue(buffer.byteLength, 0, "false"); + +buffer = new ArrayBuffer(NaN); +assert.sameValue(buffer.byteLength, 0, "NaN"); + +buffer = new ArrayBuffer(null); +assert.sameValue(buffer.byteLength, 0, "null"); + +buffer = new ArrayBuffer(undefined); +assert.sameValue(buffer.byteLength, 0, "undefined"); + +buffer = new ArrayBuffer(0.1); +assert.sameValue(buffer.byteLength, 0, "0.1"); + +buffer = new ArrayBuffer(0.9); +assert.sameValue(buffer.byteLength, 0, "0.9"); + +buffer = new ArrayBuffer(1.1); +assert.sameValue(buffer.byteLength, 1, "1.1"); + +buffer = new ArrayBuffer(1.9); +assert.sameValue(buffer.byteLength, 1, "1.9"); + +buffer = new ArrayBuffer(-0.1); +assert.sameValue(buffer.byteLength, 0, "-0.1"); + +buffer = new ArrayBuffer(-0.99999); +assert.sameValue(buffer.byteLength, 0, "-0.99999"); + +reportCompare(0, 0); |