diff options
Diffstat (limited to 'js/src/tests/non262/Array/change-array-by-copy-cross-compartment-create.js')
-rw-r--r-- | js/src/tests/non262/Array/change-array-by-copy-cross-compartment-create.js | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/js/src/tests/non262/Array/change-array-by-copy-cross-compartment-create.js b/js/src/tests/non262/Array/change-array-by-copy-cross-compartment-create.js new file mode 100644 index 0000000000..fae889273c --- /dev/null +++ b/js/src/tests/non262/Array/change-array-by-copy-cross-compartment-create.js @@ -0,0 +1,26 @@ +// |reftest| + +function test(otherGlobal) { + let arrays = [ + ["with", otherGlobal.Array.prototype.with.call([1,2,3], 1, 3)], + ["toSpliced", otherGlobal.Array.prototype.toSpliced.call([1, 2, 3], 0, 1, 4, 5)], + ["toReversed", otherGlobal.Array.prototype.toReversed.call([1, 2, 3])], + ["toSorted", otherGlobal.Array.prototype.toSorted.call([1, 2, 3], (x, y) => y > x)] + ] + + // Test that calling each method in a different compartment returns an array, and that + // the returned array's prototype matches the other compartment's Array prototype, + // not this one. + for (const [name, arr] of arrays) { + assertEq(arr instanceof Array, false, name + " returned an instance of Array"); + assertEq(arr instanceof otherGlobal.Array, true, name + " did not return an instance of new global's Array"); + assertEq(Object.getPrototypeOf(arr) !== Object.getPrototypeOf([1, 2, 3]), true, + name + " returned an object with a prototype from the wrong realm"); + } +} + +test(newGlobal()); +test(newGlobal({newCompartment: true})); + +if (typeof reportCompare === "function") + reportCompare(0, 0); |