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Diffstat (limited to '')
-rw-r--r-- | devtools/shared/heapsnapshot/tests/xpcshell/test_ReadHeapSnapshot_worker.js | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/devtools/shared/heapsnapshot/tests/xpcshell/test_ReadHeapSnapshot_worker.js b/devtools/shared/heapsnapshot/tests/xpcshell/test_ReadHeapSnapshot_worker.js new file mode 100644 index 0000000000..52d4b31e29 --- /dev/null +++ b/devtools/shared/heapsnapshot/tests/xpcshell/test_ReadHeapSnapshot_worker.js @@ -0,0 +1,41 @@ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ + +"use strict"; + +// Test that we can read core dumps into HeapSnapshot instances in a worker. +add_task(async function () { + const worker = new ChromeWorker("resource://test/heap-snapshot-worker.js"); + worker.postMessage({}); + + let assertionCount = 0; + worker.onmessage = e => { + if (e.data.type !== "assertion") { + return; + } + + ok(e.data.passed, e.data.msg + "\n" + e.data.stack); + assertionCount++; + }; + + await waitForDone(worker); + + ok(assertionCount > 0); + worker.terminate(); +}); + +function waitForDone(w) { + return new Promise((resolve, reject) => { + w.onerror = e => { + reject(); + ok(false, "Error in worker: " + e); + }; + + w.addEventListener("message", function listener(e) { + if (e.data.type === "done") { + w.removeEventListener("message", listener); + resolve(); + } + }); + }); +} |