From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- .../tests/ecma_6/Proxy/ownkeys-trap-duplicates.js | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 js/src/tests/ecma_6/Proxy/ownkeys-trap-duplicates.js (limited to 'js/src/tests/ecma_6/Proxy/ownkeys-trap-duplicates.js') diff --git a/js/src/tests/ecma_6/Proxy/ownkeys-trap-duplicates.js b/js/src/tests/ecma_6/Proxy/ownkeys-trap-duplicates.js new file mode 100644 index 000000000..eef84d571 --- /dev/null +++ b/js/src/tests/ecma_6/Proxy/ownkeys-trap-duplicates.js @@ -0,0 +1,32 @@ +/* + * Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/licenses/publicdomain/ + */ + +var gTestfile = 'ownkeys-trap-duplicates.js'; +var BUGNUMBER = 1293995; +var summary = + "Scripted proxies' [[OwnPropertyKeys]] should not throw if the trap " + + "implementation returns duplicate properties and the object is " + + "non-extensible or has non-configurable properties"; + +print(BUGNUMBER + ": " + summary); + +/************** + * BEGIN TEST * + **************/ + +var target = Object.preventExtensions({ a: 1 }); +var proxy = new Proxy(target, { ownKeys(t) { return ["a", "a"]; } }); +assertDeepEq(Object.getOwnPropertyNames(proxy), ["a", "a"]); + +target = Object.freeze({ a: 1 }); +proxy = new Proxy(target, { ownKeys(t) { return ["a", "a"]; } }); +assertDeepEq(Object.getOwnPropertyNames(proxy), ["a", "a"]); + +/******************************************************************************/ + +if (typeof reportCompare === "function") + reportCompare(true, true); + +print("Tests complete"); -- cgit v1.2.3