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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-delete.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-delete.js')
-rw-r--r-- | js/src/jit-test/tests/collections/Map-delete.js | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/collections/Map-delete.js b/js/src/jit-test/tests/collections/Map-delete.js new file mode 100644 index 0000000000..d200eb873f --- /dev/null +++ b/js/src/jit-test/tests/collections/Map-delete.js @@ -0,0 +1,18 @@ +// Map.prototype.delete works whether the key is present or not. + +var m = new Map; +var key = {}; + +// when the map is new +assertEq(m.delete(key), false); +assertEq(m.has(key), false); + +// when the key is present +assertEq(m.set(key, 'x'), m); +assertEq(m.delete(key), true); +assertEq(m.has(key), false); +assertEq(m.get(key), undefined); + +// when the key has already been deleted +assertEq(m.delete(key), false); +assertEq(m.has(key), false); |