91 lines
2.8 KiB
C++
91 lines
2.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* 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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#include "nsCOMPtr.h"
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#include "nsIRunnable.h"
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#include "nsXPCOM.h"
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#include "nsThreadUtils.h"
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#include "gtest/gtest.h"
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#include "mozilla/SpinEventLoopUntil.h"
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#include <functional>
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using namespace mozilla;
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class TestEvent final : public Runnable, nsIRunnablePriority {
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public:
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explicit TestEvent(int* aCounter, std::function<void()>&& aCheck,
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uint32_t aPriority = nsIRunnablePriority::PRIORITY_NORMAL)
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: Runnable("TestEvent"),
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mCounter(aCounter),
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mCheck(std::move(aCheck)),
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mPriority(aPriority) {}
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NS_DECL_ISUPPORTS_INHERITED
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NS_IMETHOD GetPriority(uint32_t* aPriority) override {
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*aPriority = mPriority;
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return NS_OK;
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}
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NS_IMETHODIMP Run() override {
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(*mCounter)++;
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mCheck();
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return NS_OK;
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}
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private:
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~TestEvent() = default;
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int* mCounter;
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std::function<void()> mCheck;
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uint32_t mPriority;
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};
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NS_IMPL_ISUPPORTS_INHERITED(TestEvent, Runnable, nsIRunnablePriority)
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TEST(EventPriorities, IdleAfterNormal)
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{
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int normalRan = 0, idleRan = 0;
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RefPtr<TestEvent> evNormal =
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new TestEvent(&normalRan, [&] { ASSERT_EQ(idleRan, 0); });
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RefPtr<TestEvent> evIdle =
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new TestEvent(&idleRan, [&] { ASSERT_EQ(normalRan, 3); });
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NS_DispatchToCurrentThreadQueue(do_AddRef(evIdle), EventQueuePriority::Idle);
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NS_DispatchToCurrentThreadQueue(do_AddRef(evIdle), EventQueuePriority::Idle);
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NS_DispatchToCurrentThreadQueue(do_AddRef(evIdle), EventQueuePriority::Idle);
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NS_DispatchToMainThread(evNormal);
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NS_DispatchToMainThread(evNormal);
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NS_DispatchToMainThread(evNormal);
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MOZ_ALWAYS_TRUE(
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SpinEventLoopUntil("xpcom:TEST(EventPriorities, IdleAfterNormal)"_ns,
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[&]() { return normalRan == 3 && idleRan == 3; }));
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}
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TEST(EventPriorities, HighNormal)
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{
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int normalRan = 0, highRan = 0;
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RefPtr<TestEvent> evNormal = new TestEvent(
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&normalRan, [&] { ASSERT_TRUE((highRan - normalRan) >= 0); });
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RefPtr<TestEvent> evHigh = new TestEvent(
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&highRan, [&] { ASSERT_TRUE((highRan - normalRan) >= 0); },
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nsIRunnablePriority::PRIORITY_VSYNC);
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NS_DispatchToMainThread(evNormal);
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NS_DispatchToMainThread(evNormal);
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NS_DispatchToMainThread(evNormal);
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NS_DispatchToMainThread(evHigh);
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NS_DispatchToMainThread(evHigh);
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NS_DispatchToMainThread(evHigh);
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MOZ_ALWAYS_TRUE(
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SpinEventLoopUntil("xpcom:TEST(EventPriorities, HighNormal)"_ns,
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[&]() { return normalRan == 3 && highRan == 3; }));
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}
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