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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
commit | 2aa4a82499d4becd2284cdb482213d541b8804dd (patch) | |
tree | b80bf8bf13c3766139fbacc530efd0dd9d54394c /js/src/jit-test/tests/collections/key-equality-0.js | |
parent | Initial commit. (diff) | |
download | firefox-upstream.tar.xz firefox-upstream.zip |
Adding upstream version 86.0.1.upstream/86.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/jit-test/tests/collections/key-equality-0.js')
-rw-r--r-- | js/src/jit-test/tests/collections/key-equality-0.js | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/collections/key-equality-0.js b/js/src/jit-test/tests/collections/key-equality-0.js new file mode 100644 index 0000000000..7f9da8c2bd --- /dev/null +++ b/js/src/jit-test/tests/collections/key-equality-0.js @@ -0,0 +1,43 @@ +// -0 is treated as the same key as +0. + +var s = new Set; +s.add(-0); +assertEq(s.has(0), true); +assertEq(s.has(-0), true); + +assertEq(s.delete(0), true); +assertEq(s.has(-0), false); +assertEq(s.has(0), false); + +s.add(0); +assertEq(s.has(0), true); +assertEq(s.has(-0), true); +assertEq(s.delete(-0), true); +assertEq(s.has(-0), false); +assertEq(s.has(0), false); + +var m = new Map; +m.set(-0, 'x'); +assertEq(m.has(0), true); +assertEq(m.get(0), 'x'); +assertEq(m.has(-0), true); +assertEq(m.get(-0), 'x'); + +assertEq(m.delete(0), true); +assertEq(m.has(-0), false); +assertEq(m.get(-0), undefined); +assertEq(m.has(0), false); +assertEq(m.get(0), undefined); + +m.set(-0, 'x'); +m.set(0, 'y'); +assertEq(m.has(0), true); +assertEq(m.get(0), 'y'); +assertEq(m.has(-0), true); +assertEq(m.get(-0), 'y'); + +assertEq(m.delete(-0), true); +assertEq(m.has(0), false); +assertEq(m.get(0), undefined); +assertEq(m.has(-0), false); +assertEq(m.get(-0), undefined); |