зеркало из https://github.com/mozilla/gecko-dev.git
35 строки
1.2 KiB
JavaScript
35 строки
1.2 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/*
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* This file tests edge-cases related to mozStorageService::unregisterConnection
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* in the face of failsafe closing at destruction time which results in
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* SpinningSynchronousClose being invoked which can "resurrect" the connection
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* and result in a second call to unregisterConnection.
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*
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* See https://bugzilla.mozilla.org/show_bug.cgi?id=1413501 for more context.
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*/
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add_task(async function test_failsafe_close_of_async_connection() {
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// get the db
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let db = getOpenedDatabase();
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// do something async
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let callbackInvoked = new Promise((resolve) => {
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db.executeSimpleSQLAsync("CREATE TABLE test (id INTEGER)",
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{ handleCompletion: resolve });
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});
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// drop our reference and force a GC so the only live reference is owned by
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// the async statement.
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db = gDBConn = null;
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// (we don't need to cycle collect)
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Cu.forceGC();
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// now we need to wait for that callback to have completed.
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await callbackInvoked;
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Assert.ok(true, "if we shutdown cleanly and do not crash, then we succeeded");
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});
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