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 --- .../misc/explicit-undefined-optional-argument.js | 34 ++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 js/src/tests/ecma_5/misc/explicit-undefined-optional-argument.js (limited to 'js/src/tests/ecma_5/misc/explicit-undefined-optional-argument.js') diff --git a/js/src/tests/ecma_5/misc/explicit-undefined-optional-argument.js b/js/src/tests/ecma_5/misc/explicit-undefined-optional-argument.js new file mode 100644 index 000000000..f861ccfdb --- /dev/null +++ b/js/src/tests/ecma_5/misc/explicit-undefined-optional-argument.js @@ -0,0 +1,34 @@ +// Any copyright is dedicated to the Public Domain. +// http://creativecommons.org/licenses/publicdomain/ + +var BUGNUMBER = 373118; +var summary = + 'Properly handle explicitly-undefined optional arguments to a bunch of ' + + 'functions'; + +print(BUGNUMBER + ": " + summary); + +//----------------------------------------------------------------------------- + +var a; + +a = "abc".slice(0, undefined); +assertEq(a, "abc"); + +a = "abc".substr(0, undefined); +assertEq(a, "abc"); + +a = "abc".substring(0, undefined); +assertEq(a, "abc"); + +a = [1, 2, 3].slice(0, undefined); +assertEq(a.join(), '1,2,3'); + +a = [1, 2, 3].sort(undefined); +assertEq(a.join(), '1,2,3'); + +assertEq((20).toString(undefined), '20'); + +//----------------------------------------------------------------------------- + +reportCompare(true, true); -- cgit v1.2.3