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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /js/src/tests/non262/strict/this-for-function-expression-recursion.js | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/non262/strict/this-for-function-expression-recursion.js')
-rw-r--r-- | js/src/tests/non262/strict/this-for-function-expression-recursion.js | 44 |
1 files changed, 44 insertions, 0 deletions
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!"); |