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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/tests/non262/Array/length-set-object.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | js/src/tests/non262/Array/length-set-object.js | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/js/src/tests/non262/Array/length-set-object.js b/js/src/tests/non262/Array/length-set-object.js new file mode 100644 index 0000000000..bf80b592ea --- /dev/null +++ b/js/src/tests/non262/Array/length-set-object.js @@ -0,0 +1,68 @@ +/* + * Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/licenses/publicdomain/ + * Contributor: + * Jeff Walden <jwalden+code@mit.edu> + */ + +//----------------------------------------------------------------------------- +var BUGNUMBER = 657298; +var summary = 'Various quirks of setting array length properties to objects'; + +print(BUGNUMBER + ": " + summary); + +/************** + * BEGIN TEST * + **************/ + +function invokeConversionTwice1() +{ + var count = 0; + [].length = { valueOf: function() { count++; return 1; } }; + assertEq(count, 2); +} +invokeConversionTwice1(); + +function invokeConversionTwice2() +{ + var count = 0; + [].length = { toString: function() { count++; return 1; }, valueOf: null }; + assertEq(count, 2); +} +invokeConversionTwice2(); + +function dontOverwriteError1() +{ + try + { + [].length = { valueOf: {}, toString: {} }; + throw new Error("didn't throw a TypeError"); + } + catch (e) + { + assertEq(e instanceof TypeError, true, + "expected a TypeError running out of conversion options, got " + e); + } +} +dontOverwriteError1(); + +function dontOverwriteError2() +{ + try + { + [].length = { valueOf: function() { throw "error"; } }; + throw new Error("didn't throw a TypeError"); + } + catch (e) + { + assertEq(e, "error", "expected 'error' from failed conversion, got " + e); + } +} +dontOverwriteError2(); + +/******************************************************************************/ + +if (typeof reportCompare === "function") + reportCompare(true, true); + +print("All tests passed!"); |