| const constructors = [ |
| Int8Array, |
| Uint8Array, |
| Uint8ClampedArray, |
| Int16Array, |
| Uint16Array, |
| Int32Array, |
| Uint32Array, |
| Float32Array, |
| Float64Array ]; |
| |
| if (typeof SharedArrayBuffer != "undefined") |
| constructors.push(sharedConstructor(Int8Array), |
| sharedConstructor(Uint8Array), |
| sharedConstructor(Int16Array), |
| sharedConstructor(Uint16Array), |
| sharedConstructor(Int32Array), |
| sharedConstructor(Uint32Array), |
| sharedConstructor(Float32Array), |
| sharedConstructor(Float64Array)); |
| |
| for (var constructor of constructors) { |
| // Check superficial features of %TypeArray%.from. |
| var desc = Object.getOwnPropertyDescriptor(constructor.__proto__, "from"); |
| if (!isSharedConstructor(constructor)) { |
| assertEq(desc.configurable, true); |
| assertEq(desc.enumerable, false); |
| assertEq(desc.writable, true); |
| } |
| assertEq(constructor.from.length, 1); |
| assertThrowsInstanceOf(() => new constructor.from(), TypeError); // not a constructor |
| } |
| |
| if (typeof reportCompare === "function") |
| reportCompare(true, true); |
