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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/jit-test/tests/collections/Map-set-undefined.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/jit-test/tests/collections/Map-set-undefined.js')
-rw-r--r-- | js/src/jit-test/tests/collections/Map-set-undefined.js | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/collections/Map-set-undefined.js b/js/src/jit-test/tests/collections/Map-set-undefined.js new file mode 100644 index 0000000000..44ad134a99 --- /dev/null +++ b/js/src/jit-test/tests/collections/Map-set-undefined.js @@ -0,0 +1,15 @@ +// Setting a Map key to undefined, or a missing argument, isn't the same as deleting it. + +var m = new Map; +m.set(42, undefined); +assertEq(m.has(42), true); +assertEq(m.get(42), undefined); + +m.set(42, "wrong"); +m.set(42); +assertEq(m.has(42), true); +assertEq(m.get(42), undefined); + +m.set(); +assertEq(m.has(undefined), true); +assertEq(m.get(undefined), undefined); |