diff options
Diffstat (limited to 'js/src/jit-test/tests/collections/Array-of-cross-compartment.js')
-rw-r--r-- | js/src/jit-test/tests/collections/Array-of-cross-compartment.js | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/collections/Array-of-cross-compartment.js b/js/src/jit-test/tests/collections/Array-of-cross-compartment.js new file mode 100644 index 0000000000..5872a98fd5 --- /dev/null +++ b/js/src/jit-test/tests/collections/Array-of-cross-compartment.js @@ -0,0 +1,10 @@ +// Array.of returns an object in the target compartment, not the caller's compartment. +// This rules out implementations along the lines of (...args) => args. + +var g = newGlobal(); +var ga = g.Array.of(1, 2, 3); +assertEq(ga instanceof g.Array, true); + +g.Array.of = Array.of; +var a = g.Array.of(1, 2, 3); // this-value is a wrapper of g.Array, which IsConstructor, so we call it +assertEq(ga instanceof g.Array, true); // it produces a g.Array instance |