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Diffstat (limited to 'dom/promise/tests/test_on_promise_settled_duplicates.html')
| -rw-r--r-- | dom/promise/tests/test_on_promise_settled_duplicates.html | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/dom/promise/tests/test_on_promise_settled_duplicates.html b/dom/promise/tests/test_on_promise_settled_duplicates.html new file mode 100644 index 0000000000..e11f4eaa60 --- /dev/null +++ b/dom/promise/tests/test_on_promise_settled_duplicates.html @@ -0,0 +1,58 @@ +<!-- + Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ +--> + +<!-- +Bug 1084065 - Test that Debugger.prototype.onPromiseResolved doesn't get dupes. +--> + +<html> +<head> + <title>Test for interaction with SpiderMonkey's Debugger.prototype.onNewPromise</title> + <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"> +</head> +<body> +<p id="display"></p> +<div id="content" style="display: none"> + +</div> +<pre id="test"> + <script type="application/javascript"> + SimpleTest.waitForExplicitFinish(); + + is(Object.prototype.toString.call(new Promise(function() {})), + "[object Promise]", + "We should have the native DOM promise implementation."); + + const {addDebuggerToGlobal} = ChromeUtils.importESModule("resource://gre/modules/jsdebugger.sys.mjs"); + var dbgGlobal = new Cu.Sandbox(document.nodePrincipal, + {freshCompartment: true}); + addDebuggerToGlobal(dbgGlobal); + var dbg = new dbgGlobal.Debugger(this); + + var seen = new Set(); + dbg.onPromiseSettled = function(wp) { + is(seen.has(wp), false); + seen.add(wp); + }; + + var promise = new Promise(function(fulfill, reject) { + fulfill(1); + fulfill(2); + fulfill(3); + }); + + promise + .then(function() { + dbg.onPromiseSettled = undefined; + }) + .catch(function(e) { + ok(false, "Got an unexpected error: " + e); + }) + .then(SimpleTest.finish); + </script> +</pre> +</body> +</html> |