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 --- .../this-for-function-expression-recursion.js | 44 ++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 js/src/tests/non262/strict/this-for-function-expression-recursion.js (limited to 'js/src/tests/non262/strict/this-for-function-expression-recursion.js') diff --git a/js/src/tests/non262/strict/this-for-function-expression-recursion.js b/js/src/tests/non262/strict/this-for-function-expression-recursion.js new file mode 100644 index 0000000000..197b4646cf --- /dev/null +++ b/js/src/tests/non262/strict/this-for-function-expression-recursion.js @@ -0,0 +1,44 @@ +/* + * Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/licenses/publicdomain/ + */ + +var gTestfile = 'this-for-function-expression-recursion.js'; +var BUGNUMBER = 611276; +var summary = "JSOP_CALLEE should push undefined, not null, for this"; + +print(BUGNUMBER + ": " + summary); + +/************** + * BEGIN TEST * + **************/ + +// Calling a named function expression (not function statement) uses the +// JSOP_CALLEE opcode. This opcode pushes its own |this|, distinct from the +// normal call path; verify that that |this| value is properly |undefined|. + +var calleeThisFun = + function calleeThisFun(recurring) + { + if (recurring) + return this; + return calleeThisFun(true); + }; +assertEq(calleeThisFun(false), this); + +var calleeThisStrictFun = + function calleeThisStrictFun(recurring) + { + "use strict"; + if (recurring) + return this; + return calleeThisStrictFun(true); + }; +assertEq(calleeThisStrictFun(false), undefined); + +/******************************************************************************/ + +if (typeof reportCompare === "function") + reportCompare(true, true); + +print("All tests passed!"); -- cgit v1.2.3