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-rw-r--r-- | dom/xhr/tests/test_event_listener_leaks.html | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/dom/xhr/tests/test_event_listener_leaks.html b/dom/xhr/tests/test_event_listener_leaks.html new file mode 100644 index 0000000000..da0ca75323 --- /dev/null +++ b/dom/xhr/tests/test_event_listener_leaks.html @@ -0,0 +1,45 @@ +<!-- + Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ +--> +<!DOCTYPE HTML> +<html> +<head> + <title>Bug 1450271 - Test XHR 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> +<p id="display"></p> +<script class="testbody" type="text/javascript"> +// Manipulate XHR. 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 useXHR(contentWindow) { + let xhr = new contentWindow.XMLHttpRequest(); + xhr.onabort = _ => { + contentWindow.abortCount += 1; + }; + xhr.onreadystate = _ => { + contentWindow.stateCount += 1; + }; + xhr.open("GET", "slow.sjs"); +} + +async function runTest() { + try { + await checkForEventListenerLeaks("XHR", useXHR); + } catch (e) { + ok(false, e); + } finally { + SimpleTest.finish(); + } +} + +SimpleTest.waitForExplicitFinish(); +addEventListener("load", runTest, { once: true }); +</script> +</pre> +</body> +</html> |