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/Symbol/for.js | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 js/src/tests/non262/Symbol/for.js (limited to 'js/src/tests/non262/Symbol/for.js') diff --git a/js/src/tests/non262/Symbol/for.js b/js/src/tests/non262/Symbol/for.js new file mode 100644 index 0000000000..43e2855113 --- /dev/null +++ b/js/src/tests/non262/Symbol/for.js @@ -0,0 +1,31 @@ +/* Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/licenses/publicdomain/ */ + +// Symbol.for called twice with the same argument returns the same symbol. +assertEq(Symbol.for("ponies"), Symbol.for("ponies")); + +// Called twice with equal strings: still the same result. +var one = Array(64+1).join("x"); +var two = Array(8+1).join(Array(8+1).join("x")); +assertEq(Symbol.for(one), Symbol.for(two)); + +// Symbols created by calling Symbol() are not in the symbol registry. +var sym = Symbol("123"); +assertEq(Symbol.for("123") !== sym, true); + +// Empty string is fine. +assertEq(typeof Symbol.for(""), "symbol"); + +// Primitive arguments. +assertEq(Symbol.for(3), Symbol.for("3")); +assertEq(Symbol.for(null), Symbol.for("null")); +assertEq(Symbol.for(undefined), Symbol.for("undefined")); +assertEq(Symbol.for(), Symbol.for("undefined")); + +// Symbol.for ignores the 'this' value. +var foo = Symbol.for("foo") +assertEq(Symbol.for.call(String, "foo"), foo); +assertEq(Symbol.for.call(3.14, "foo"), foo); + +if (typeof reportCompare === "function") + reportCompare(0, 0); -- cgit v1.2.3