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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/stream/bug-1387503-2.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 '')
-rw-r--r-- | js/src/jit-test/tests/stream/bug-1387503-2.js | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/stream/bug-1387503-2.js b/js/src/jit-test/tests/stream/bug-1387503-2.js new file mode 100644 index 0000000000..d6885f325a --- /dev/null +++ b/js/src/jit-test/tests/stream/bug-1387503-2.js @@ -0,0 +1,40 @@ +// |jit-test| skip-if: !this.hasOwnProperty("ReadableStream") +// Test uncatchable error when a stream's queuing strategy's size() method is called. + +// Make `debugger;` raise an uncatchable exception. +let g = newGlobal({newCompartment: true}); +g.parent = this; +g.hit = false; +g.eval(` + var dbg = new Debugger(parent); + dbg.onDebuggerStatement = (_frame, exc) => (hit = true, null); +`); + +let fnFinished = false; +async function fn() { + // Await once to postpone the uncatchable error until we're running inside + // a reaction job. We don't want the rest of the test to be terminated. + // (`drainJobQueue` catches uncatchable errors!) + await 1; + + try { + // Create a stream with a strategy whose .size() method raises an + // uncatchable exception, and have it call that method. + new ReadableStream({ + start(controller) { + controller.enqueue("FIRST POST"); // this calls .size() + } + }, { + size() { + debugger; + } + }); + } finally { + fnFinished = true; + } +} + +fn(); +drainJobQueue(); +assertEq(g.hit, true); +assertEq(fnFinished, false); |