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-rw-r--r--xpcom/tests/gtest/TestStateWatching.cpp50
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diff --git a/xpcom/tests/gtest/TestStateWatching.cpp b/xpcom/tests/gtest/TestStateWatching.cpp
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+++ b/xpcom/tests/gtest/TestStateWatching.cpp
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "gtest/gtest.h"
+#include "mozilla/SharedThreadPool.h"
+#include "mozilla/StateWatching.h"
+#include "mozilla/TaskQueue.h"
+#include "mozilla/Unused.h"
+#include "nsISupportsImpl.h"
+#include "VideoUtils.h"
+
+namespace TestStateWatching {
+
+using namespace mozilla;
+
+struct Foo {
+ NS_INLINE_DECL_THREADSAFE_REFCOUNTING(Foo)
+ void Notify() { mNotified = true; }
+ bool mNotified = false;
+
+ private:
+ ~Foo() = default;
+};
+
+TEST(WatchManager, Shutdown)
+{
+ RefPtr<TaskQueue> queue =
+ TaskQueue::Create(GetMediaThreadPool(MediaThreadType::SUPERVISOR),
+ "TestWatchManager Shutdown");
+
+ RefPtr<Foo> p = new Foo;
+ WatchManager<Foo> manager(p, queue);
+ Watchable<bool> notifier(false, "notifier");
+
+ Unused << queue->Dispatch(NS_NewRunnableFunction(
+ "TestStateWatching::WatchManager_Shutdown_Test::TestBody", [&]() {
+ manager.Watch(notifier, &Foo::Notify);
+ notifier = true; // Trigger the call to Foo::Notify().
+ manager.Shutdown(); // Shutdown() should cancel the call.
+ }));
+
+ queue->BeginShutdown();
+ queue->AwaitShutdownAndIdle();
+ EXPECT_FALSE(p->mNotified);
+}
+
+} // namespace TestStateWatching