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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/Map/iterable.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/Map/iterable.js | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/js/src/tests/non262/Map/iterable.js b/js/src/tests/non262/Map/iterable.js new file mode 100644 index 0000000000..cf6b7228ab --- /dev/null +++ b/js/src/tests/non262/Map/iterable.js @@ -0,0 +1,28 @@ +/* Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/licenses/publicdomain/ */ + +let length; +let iterable = { + [Symbol.iterator]() { return this; }, + next() { length = arguments.length; return {done: true}; } +}; + +new Map(iterable); +// ensure no arguments are passed to next() during construction (Bug 1197095) +assertEq(length, 0); + +let typeofThis; +Object.defineProperty(Number.prototype, Symbol.iterator, { + value() { + "use strict"; + typeofThis = typeof this; + return { next() { return {done: true}; } }; + } +}); + +new Map(0); +// ensure that iterable objects retain their type (Bug 1197094) +assertEq(typeofThis, "number"); + +if (typeof reportCompare === "function") + reportCompare(0, 0); |