js/src/jit-test/tests/collections/Array-of-cross-compartment.js

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1 // Array.of returns an object in the target compartment, not the caller's compartment.
2 // This rules out implementations along the lines of (...args) => args.
3
4 var g = newGlobal();
5 var ga = g.Array.of(1, 2, 3);
6 assertEq(ga instanceof g.Array, true);
7
8 g.Array.of = Array.of;
9 var a = g.Array.of(1, 2, 3); // this-value is a wrapper of g.Array, which IsConstructor, so we call it
10 assertEq(ga instanceof g.Array, true); // it produces a g.Array instance

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