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-rw-r--r-- | dom/serviceworkers/test/test_event_listener_leaks.html | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/dom/serviceworkers/test/test_event_listener_leaks.html b/dom/serviceworkers/test/test_event_listener_leaks.html new file mode 100644 index 0000000000..33ffeb44c4 --- /dev/null +++ b/dom/serviceworkers/test/test_event_listener_leaks.html @@ -0,0 +1,63 @@ +<!-- + Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ +--> +<!DOCTYPE HTML> +<html> +<head> + <title>Bug 1447871 - Test some service worker leak conditions</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <script type="text/javascript" src="utils.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> +<p id="display"></p> +<script class="testbody" type="text/javascript"> + +const scope = new URL("empty.html?leak_tests", location).href; +const script = new URL("empty.js", location).href; + +// Manipulate service worker DOM 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. +async function useServiceWorker(contentWindow) { + contentWindow.navigator.serviceWorker.oncontrollerchange = _ => { + contentWindow.controlledChangeCount += 1; + }; + let reg = await contentWindow.navigator.serviceWorker.getRegistration(scope); + reg.onupdatefound = _ => { + contentWindow.updateCount += 1; + }; + reg.active.onstatechange = _ => { + contentWindow.stateChangeCount += 1; + }; +} + +async function runTest() { + await SpecialPowers.pushPrefEnv({"set": [ + ["dom.serviceWorkers.exemptFromPerDomainMax", true], + ["dom.serviceWorkers.enabled", true], + ["dom.serviceWorkers.testing.enabled", true] + ]}); + + let reg = await navigator.serviceWorker.register(script, { scope }); + await waitForState(reg.installing, "activated"); + + try { + await checkForEventListenerLeaks("ServiceWorker", useServiceWorker); + } catch (e) { + ok(false, e); + } finally { + await reg.unregister(); + SimpleTest.finish(); + } +} + +SimpleTest.waitForExplicitFinish(); +addEventListener("load", runTest, { once: true }); +</script> +</pre> +</body> +</html> |