diff options
Diffstat (limited to 'js/src/tests/ecma_6/TypedArray/subarray.js')
-rw-r--r-- | js/src/tests/ecma_6/TypedArray/subarray.js | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/js/src/tests/ecma_6/TypedArray/subarray.js b/js/src/tests/ecma_6/TypedArray/subarray.js new file mode 100644 index 000000000..a7bfab0ef --- /dev/null +++ b/js/src/tests/ecma_6/TypedArray/subarray.js @@ -0,0 +1,29 @@ +// Bug 1291003 +if (typeof detachArrayBuffer === "function") { + for (let constructor of typedArrayConstructors) { + const elementSize = constructor.BYTES_PER_ELEMENT; + + let targetOffset; + let buffer = new ArrayBuffer(2 * elementSize); + let typedArray = new constructor(buffer, 1 * elementSize, 1); + typedArray.constructor = { + [Symbol.species]: function(ab, offset, length) { + targetOffset = offset; + return new constructor(1); + } + }; + + let beginIndex = { + valueOf() { + detachArrayBuffer(buffer); + return 0; + } + }; + typedArray.subarray(beginIndex); + + assertEq(targetOffset, 1 * elementSize); + } +} + +if (typeof reportCompare === "function") + reportCompare(true, true); |