diff options
Diffstat (limited to 'js/src/tests/non262/TypedArray/constructor-ArrayBuffer-species-wrap.js')
-rw-r--r-- | js/src/tests/non262/TypedArray/constructor-ArrayBuffer-species-wrap.js | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/js/src/tests/non262/TypedArray/constructor-ArrayBuffer-species-wrap.js b/js/src/tests/non262/TypedArray/constructor-ArrayBuffer-species-wrap.js new file mode 100644 index 0000000000..d454804f94 --- /dev/null +++ b/js/src/tests/non262/TypedArray/constructor-ArrayBuffer-species-wrap.js @@ -0,0 +1,55 @@ +// |reftest| skip-if(!xulRuntime.shell) + +let g = newGlobal(); + +// Both TypedArray and ArrayBuffer from different global. +for (let ctor of typedArrayConstructors) { + let a = g.eval(`new ${ctor.name}([1, 2, 3, 4, 5]);`); + for (let ctor2 of typedArrayConstructors) { + let b = new ctor2(a); + assertEq(Object.getPrototypeOf(b).constructor, ctor2); + assertEq(Object.getPrototypeOf(b.buffer).constructor, ArrayBuffer); + } +} + +// Only ArrayBuffer from different global. +let origSpecies = Object.getOwnPropertyDescriptor(ArrayBuffer, Symbol.species); +let modSpecies = { + get() { + throw new Error("unexpected @@species access"); + } +}; +for (let ctor of typedArrayConstructors) { + let a = new ctor([1, 2, 3, 4, 5]); + for (let ctor2 of typedArrayConstructors) { + Object.defineProperty(ArrayBuffer, Symbol.species, modSpecies); + let b = new ctor2(a); + Object.defineProperty(ArrayBuffer, Symbol.species, origSpecies); + assertEq(Object.getPrototypeOf(b).constructor, ctor2); + assertEq(Object.getPrototypeOf(b.buffer).constructor, ArrayBuffer); + } +} + +// Only TypedArray from different global. +g.otherArrayBuffer = ArrayBuffer; +g.eval(` +var origSpecies = Object.getOwnPropertyDescriptor(ArrayBuffer, Symbol.species); +var modSpecies = { + get() { + throw new Error("unexpected @@species access"); + } +}; +`); +for (let ctor of typedArrayConstructors) { + let a = g.eval(`new ${ctor.name}([1, 2, 3, 4, 5]);`); + for (let ctor2 of typedArrayConstructors) { + g.eval(`Object.defineProperty(ArrayBuffer, Symbol.species, modSpecies);`); + let b = new ctor2(a); + g.eval(`Object.defineProperty(ArrayBuffer, Symbol.species, origSpecies);`); + assertEq(Object.getPrototypeOf(b).constructor, ctor2); + assertEq(Object.getPrototypeOf(b.buffer).constructor, ArrayBuffer); + } +} + +if (typeof reportCompare === "function") + reportCompare(true, true); |