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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/key-equality-1.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/key-equality-1.js')
-rw-r--r-- | js/src/jit-test/tests/collections/key-equality-1.js | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/collections/key-equality-1.js b/js/src/jit-test/tests/collections/key-equality-1.js new file mode 100644 index 0000000000..501c882ff8 --- /dev/null +++ b/js/src/jit-test/tests/collections/key-equality-1.js @@ -0,0 +1,28 @@ +// Different representations of the same number or string are treated as the same Map key. + +var m = new Map; +var test = function test(a, b) { + m.set(a, 'secret'); + assertEq(m.get(b), 'secret'); + m.set(b, 'password'); + assertEq(m.get(a), 'password'); + + assertEq(a, b); +}; + +// Float and integer representations of the same number are the same key. +test(9, Math.sqrt(81)); + +// Ordinary strings and ropes are the same key. +var a = Array(1001).join('x'); +var b = Array(501).join('x') + Array(501).join('x'); +test(a, b); + +// Two structurally different ropes with the same characters are the same key. +a = ""; +b = ""; +for (var i = 0; i < 10; i++) { + a = Array(501).join('x') + a; + b = b + Array(501).join('x'); +} +test(a, b); |