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LibJS: Allow TypeArray to become detached in TypedArray.prototype.set

This is a normative change in the ECMA-262 spec. See:
4d570c4
This commit is contained in:
Timothy Flynn 2022-04-13 08:47:38 -04:00 committed by Andreas Kling
parent f92312e778
commit 4d0315099f
2 changed files with 42 additions and 48 deletions

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@ -82,6 +82,28 @@ test("length is 1", () => {
});
});
test("detached buffer", () => {
TYPED_ARRAYS.forEach(({ array: T }) => {
let typedArray = new T(2);
typedArray[0] = 1;
typedArray[1] = 2;
let object = { length: 2 };
Object.defineProperty(object, 0, {
get: () => {
detachArrayBuffer(typedArray.buffer);
},
});
expect(() => {
typedArray.set(object);
}).not.toThrow();
expect(typedArray.length).toBe(0);
});
});
describe("errors", () => {
function argumentErrorTests(T) {
test(`requires at least one argument (${T.name})`, () => {