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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
// vim:cindent:ts=4:et:sw=4:
/* 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
#include "nsCOMPtr.h"
#include "nsISupportsImpl.h"
#include "nsNetCID.h"
#include "nsServiceManagerUtils.h"
#include "nsThreadUtils.h"
#include "gtest/gtest.h"
#include "mozilla/SyncRunnable.h"
#include "mozilla/TaskQueue.h"
#include "mozilla/gtest/MozAssertions.h"
namespace TestAutoOwningEventTarget {
using namespace mozilla;
#ifdef MOZ_THREAD_SAFETY_OWNERSHIP_CHECKS_SUPPORTED
namespace {
static MozExternalRefCountType GetRefCount(nsISupports* aSupports) {
aSupports->AddRef();
return aSupports->Release();
}
void CheckAutoOwningEventTarget(
nsISerialEventTarget* aSerialEventTarget,
const nsAutoOwningEventTarget& aAutoOwningEventTarget,
const bool aIsCurrent) {
ASSERT_TRUE(aSerialEventTarget);
ASSERT_EQ(aAutoOwningEventTarget.IsCurrentThread(), aIsCurrent);
{
const auto refCountBefore = GetRefCount(aSerialEventTarget);
{
nsAutoOwningEventTarget copyConstructedEventTarget(
aAutoOwningEventTarget);
ASSERT_EQ(copyConstructedEventTarget.IsCurrentThread(), aIsCurrent);
}
const auto refCountAfter = GetRefCount(aSerialEventTarget);
ASSERT_GE(refCountAfter, refCountBefore);
ASSERT_EQ(refCountAfter - refCountBefore, 0u);
}
{
const auto refCountBefore = GetRefCount(aSerialEventTarget);
{
nsAutoOwningEventTarget copyAssignedEventTarget;
ASSERT_TRUE(copyAssignedEventTarget.IsCurrentThread());
copyAssignedEventTarget = aAutoOwningEventTarget;
ASSERT_EQ(copyAssignedEventTarget.IsCurrentThread(), aIsCurrent);
}
const auto refCountAfter = GetRefCount(aSerialEventTarget);
ASSERT_GE(refCountAfter, refCountBefore);
ASSERT_EQ(refCountAfter - refCountBefore, 0u);
}
}
} // namespace
TEST(TestAutoOwningEventTarget, Simple)
{
{
nsAutoOwningEventTarget autoOwningEventTarget;
ASSERT_NO_FATAL_FAILURE(CheckAutoOwningEventTarget(
GetCurrentSerialEventTarget(), autoOwningEventTarget,
/* aIsCurrent */ true));
}
}
TEST(TestAutoOwningEventTarget, TaskQueue)
{
nsresult rv;
nsCOMPtr<nsIEventTarget> threadPool =
do_GetService(NS_STREAMTRANSPORTSERVICE_CONTRACTID, &rv);
ASSERT_NS_SUCCEEDED(rv);
auto taskQueue = TaskQueue::Create(threadPool.forget(), "TestTaskQueue",
/* aSupportsTailDispatch */ false);
nsAutoOwningEventTarget autoOwningEventTarget;
// XXX This call can't be wrapped with ASSERT_NS_SUCCEEDED directly because
// base-toolchains builds fail with: error: duplicate label
// 'gtest_label_testnofatal_111'
rv = SyncRunnable::DispatchToThread(
taskQueue,
NS_NewRunnableFunction(
"TestRunnable", [taskQueue, &autoOwningEventTarget] {
{
ASSERT_NO_FATAL_FAILURE(CheckAutoOwningEventTarget(
taskQueue, autoOwningEventTarget, /* aIsCurrent */ false));
}
{
nsAutoOwningEventTarget autoOwningEventTarget;
ASSERT_NO_FATAL_FAILURE(CheckAutoOwningEventTarget(
taskQueue, autoOwningEventTarget, /* aIsCurrent */ true));
}
}));
ASSERT_NS_SUCCEEDED(rv);
}
#endif
} // namespace TestAutoOwningEventTarget