From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- js/src/tests/non262/String/iterator_edge_cases.js | 27 +++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 js/src/tests/non262/String/iterator_edge_cases.js (limited to 'js/src/tests/non262/String/iterator_edge_cases.js') diff --git a/js/src/tests/non262/String/iterator_edge_cases.js b/js/src/tests/non262/String/iterator_edge_cases.js new file mode 100644 index 0000000000..15fe6d0fb1 --- /dev/null +++ b/js/src/tests/non262/String/iterator_edge_cases.js @@ -0,0 +1,27 @@ +// Test that we can't confuse %StringIteratorPrototype% for a +// StringIterator object. +function TestStringIteratorPrototypeConfusion() { + var iter = ""[Symbol.iterator](); + try { + iter.next.call(Object.getPrototypeOf(iter)) + throw new Error("Call did not throw"); + } catch (e) { + assertEq(e instanceof TypeError, true); + assertEq(e.message, "next method called on incompatible String Iterator"); + } +} +TestStringIteratorPrototypeConfusion(); + +// Tests that we can use %StringIteratorPrototype%.next on a +// cross-compartment iterator. +function TestStringIteratorWrappers() { + var iter = ""[Symbol.iterator](); + assertDeepEq(iter.next.call(newGlobal().eval('"x"[Symbol.iterator]()')), + { value: "x", done: false }) +} +if (typeof newGlobal === "function") { + TestStringIteratorWrappers(); +} + +if (typeof reportCompare === "function") + reportCompare(true, true); -- cgit v1.2.3