From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- .../tests/arrays/reverse-nonarray-nonwritable-element.js | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 js/src/jit-test/tests/arrays/reverse-nonarray-nonwritable-element.js (limited to 'js/src/jit-test/tests/arrays/reverse-nonarray-nonwritable-element.js') diff --git a/js/src/jit-test/tests/arrays/reverse-nonarray-nonwritable-element.js b/js/src/jit-test/tests/arrays/reverse-nonarray-nonwritable-element.js new file mode 100644 index 0000000000..bca75a96b3 --- /dev/null +++ b/js/src/jit-test/tests/arrays/reverse-nonarray-nonwritable-element.js @@ -0,0 +1,13 @@ +// Array.prototype.reverse does a strict assignment to this.length even if the +// caller is nonstrict. Bug 886087. + +load(libdir + "asserts.js"); + +// obj[1] is read-only +var obj = {0: "zero", length: 2, reverse: [].reverse}; +Object.defineProperty(obj, "1", {configurable: true, value: "one", writable: false}); +assertThrowsInstanceOf(() => obj.reverse(), TypeError); + +// obj[1] has only a getter +Object.defineProperty(obj, "1", {configurable: true, get: () => "one"}); +assertThrowsInstanceOf(() => obj.reverse(), TypeError); -- cgit v1.2.3