123 lines
3.9 KiB
C++
123 lines
3.9 KiB
C++
/* -*- 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/. */
|
|
|
|
/*
|
|
* Test an actor being destroyed during another ActorDestroy.
|
|
*/
|
|
|
|
#include "gtest/gtest.h"
|
|
|
|
#include "mozilla/_ipdltest/IPDLUnitTest.h"
|
|
#include "mozilla/_ipdltest/PTestDestroyNestedChild.h"
|
|
#include "mozilla/_ipdltest/PTestDestroyNestedParent.h"
|
|
#include "mozilla/_ipdltest/PTestDestroyNestedSubChild.h"
|
|
#include "mozilla/_ipdltest/PTestDestroyNestedSubParent.h"
|
|
|
|
#include "mozilla/SpinEventLoopUntil.h"
|
|
|
|
using namespace mozilla::ipc;
|
|
|
|
namespace mozilla::_ipdltest {
|
|
|
|
class TestDestroyNestedSubParent : public PTestDestroyNestedSubParent {
|
|
NS_INLINE_DECL_REFCOUNTING(TestDestroyNestedSubParent, override)
|
|
|
|
void ActorDestroy(ActorDestroyReason aReason) override;
|
|
|
|
bool mActorDestroyCalled = false;
|
|
bool mCloseManager = false;
|
|
|
|
nsrefcnt GetRefCnt() const { return mRefCnt; }
|
|
|
|
private:
|
|
~TestDestroyNestedSubParent() = default;
|
|
};
|
|
|
|
class TestDestroyNestedSubChild : public PTestDestroyNestedSubChild {
|
|
NS_INLINE_DECL_REFCOUNTING(TestDestroyNestedSubChild, override)
|
|
private:
|
|
~TestDestroyNestedSubChild() = default;
|
|
};
|
|
|
|
class TestDestroyNestedParent : public PTestDestroyNestedParent {
|
|
NS_INLINE_DECL_REFCOUNTING(TestDestroyNestedParent, override)
|
|
|
|
void ActorDestroy(ActorDestroyReason aReason) override;
|
|
|
|
bool mActorDestroyCalled = false;
|
|
|
|
private:
|
|
~TestDestroyNestedParent() = default;
|
|
};
|
|
|
|
class TestDestroyNestedChild : public PTestDestroyNestedChild {
|
|
NS_INLINE_DECL_REFCOUNTING(TestDestroyNestedChild, override)
|
|
|
|
already_AddRefed<PTestDestroyNestedSubChild> AllocPTestDestroyNestedSubChild()
|
|
override {
|
|
return MakeAndAddRef<TestDestroyNestedSubChild>();
|
|
}
|
|
|
|
private:
|
|
~TestDestroyNestedChild() = default;
|
|
};
|
|
|
|
void TestDestroyNestedSubParent::ActorDestroy(ActorDestroyReason aReason) {
|
|
// Destroy our manager from within ActorDestroy() and assert that we don't
|
|
// re-enter.
|
|
EXPECT_FALSE(mActorDestroyCalled) << "re-entered ActorDestroy()";
|
|
mActorDestroyCalled = true;
|
|
|
|
if (mCloseManager) {
|
|
EXPECT_FALSE(
|
|
static_cast<TestDestroyNestedParent*>(Manager())->mActorDestroyCalled)
|
|
<< "manager already destroyed";
|
|
Manager()->Close();
|
|
EXPECT_TRUE(
|
|
static_cast<TestDestroyNestedParent*>(Manager())->mActorDestroyCalled)
|
|
<< "manager successfully destroyed";
|
|
}
|
|
|
|
// Make sure we also process any pending events, because we might be spinning
|
|
// a nested event loop within `ActorDestroy`.
|
|
NS_ProcessPendingEvents(nullptr);
|
|
}
|
|
|
|
void TestDestroyNestedParent::ActorDestroy(ActorDestroyReason aReason) {
|
|
// Destroy our manager from within ActorDestroy() and assert that we don't
|
|
// re-enter.
|
|
EXPECT_FALSE(mActorDestroyCalled) << "re-entered ActorDestroy()";
|
|
mActorDestroyCalled = true;
|
|
}
|
|
|
|
IPDL_TEST(TestDestroyNested) {
|
|
auto p = MakeRefPtr<TestDestroyNestedSubParent>();
|
|
p->mCloseManager = true;
|
|
auto* rv1 = mActor->SendPTestDestroyNestedSubConstructor(p);
|
|
ASSERT_EQ(p, rv1) << "can't allocate Sub";
|
|
|
|
bool rv2 = PTestDestroyNestedSubParent::Send__delete__(p);
|
|
ASSERT_TRUE(rv2)
|
|
<< "Send__delete__ failed";
|
|
|
|
ASSERT_TRUE(mActor->mActorDestroyCalled)
|
|
<< "Parent not destroyed";
|
|
ASSERT_TRUE(p->mActorDestroyCalled)
|
|
<< "Sub not destroyed";
|
|
|
|
ASSERT_EQ(p->GetRefCnt(), 1u) << "Outstanding references to Sub remain";
|
|
|
|
// Try to allocate a new actor under the already-destroyed manager, and ensure
|
|
// that it is destroyed as expected.
|
|
auto p2 = MakeRefPtr<TestDestroyNestedSubParent>();
|
|
auto* rv3 = mActor->SendPTestDestroyNestedSubConstructor(p2);
|
|
ASSERT_EQ(rv3, nullptr) << "construction succeeded unexpectedly";
|
|
|
|
ASSERT_TRUE(p2->mActorDestroyCalled)
|
|
<< "Sub not destroyed";
|
|
}
|
|
|
|
} // namespace mozilla::_ipdltest
|