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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/jit-test/tests/gc/weakRef_in_promise.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 'js/src/jit-test/tests/gc/weakRef_in_promise.js')
-rw-r--r-- | js/src/jit-test/tests/gc/weakRef_in_promise.js | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/gc/weakRef_in_promise.js b/js/src/jit-test/tests/gc/weakRef_in_promise.js new file mode 100644 index 0000000000..2448ebcd8a --- /dev/null +++ b/js/src/jit-test/tests/gc/weakRef_in_promise.js @@ -0,0 +1,18 @@ +// https://github.com/tc39/proposal-weakrefs/issues/39 +// Weakref should keep the target until the end of current Job, that includes +// microtask(Promise). +let wr; +{ + let obj = {}; + wr = new WeakRef(obj); + obj = null; +} +// obj is out of block scope now, should be GCed. + +gc(); + +assertEq(undefined == wr.deref(), false); +Promise.resolve().then(() => { + assertEq(undefined == wr.deref(), false); +}); + |