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Diffstat (limited to 'dom/indexedDB/test/test_event_listener_leaks.html')
-rw-r--r-- | dom/indexedDB/test/test_event_listener_leaks.html | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/dom/indexedDB/test/test_event_listener_leaks.html b/dom/indexedDB/test/test_event_listener_leaks.html new file mode 100644 index 0000000000..d1d9a69068 --- /dev/null +++ b/dom/indexedDB/test/test_event_listener_leaks.html @@ -0,0 +1,61 @@ +<!-- + Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ +--> +<!DOCTYPE HTML> +<html> +<head> + <title>Bug 1450358 - Test IDB event listener leak conditions</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <script type="text/javascript" src="/tests/dom/events/test/event_leak_utils.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> +</head> +<body> +<script class="testbody" type="text/javascript"> +// Manipulate IDB objects in the frame's context. +// Its important here that we create a listener callback from +// the DOM objects back to the frame's global in order to +// exercise the leak condition. +let count = 0; +async function useIDB(contentWindow) { + count += 1; + let db = await new Promise(resolve => { + let r = contentWindow.indexedDB.open("idb-leak-test-" + count, 1.0); + r.onupgradeneeded = evt => { + evt.target.result.createObjectStore("looped"); + }; + r.onsuccess = evt => { + resolve(evt.target.result); + }; + }); + + let tx = db.transaction("looped", "readwrite"); + let store = tx.objectStore("looped"); + + function spin() { + contentWindow.spinCount += 1; + store.get(0).onsuccess = spin; + } + + store.put(0, "purgatory").onsuccess = e => { + contentWindow.putCount += 1; + spin(); + }; +} + +async function runTest() { + try { + await checkForEventListenerLeaks("IDB", useIDB); + } catch (e) { + ok(false, e); + } finally { + SimpleTest.finish(); + } +} + +SimpleTest.waitForExplicitFinish(); +addEventListener("load", runTest, { once: true }); +</script> +</pre> +</body> +</html> |