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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 UniquePtr IPC arguments.
*/
#include "gtest/gtest.h"
#include "mozilla/_ipdltest/IPDLUnitTest.h"
#include "mozilla/_ipdltest/PTestUniquePtrIPCChild.h"
#include "mozilla/_ipdltest/PTestUniquePtrIPCParent.h"
using namespace mozilla::ipc;
namespace mozilla::_ipdltest {
class TestUniquePtrIPCParent : public PTestUniquePtrIPCParent {
NS_INLINE_DECL_REFCOUNTING(TestUniquePtrIPCParent, override)
private:
~TestUniquePtrIPCParent() = default;
};
class TestUniquePtrIPCChild : public PTestUniquePtrIPCChild {
NS_INLINE_DECL_REFCOUNTING(TestUniquePtrIPCChild, override)
private:
IPCResult RecvTestMessage(const UniquePtr<int>& aA1,
const UniquePtr<DummyStruct>& aA2,
const DummyStruct& aA3,
const UniquePtr<int>& aA4) final override {
EXPECT_TRUE(aA1) << "TestMessage received NULL aA1";
EXPECT_TRUE(aA2) << "TestMessage received NULL aA2";
EXPECT_FALSE(aA4)
<< "TestMessage received non-NULL when expecting NULL aA4";
EXPECT_EQ(*aA1, 1);
EXPECT_EQ(aA2->x(), 2);
EXPECT_EQ(aA3.x(), 3);
return IPC_OK();
}
IPCResult RecvTestSendReference(
const UniquePtr<DummyStruct>& aA) final override {
EXPECT_TRUE(aA) << "TestSendReference received NULL item in child";
EXPECT_EQ(aA->x(), 1);
Close();
return IPC_OK();
}
~TestUniquePtrIPCChild() = default;
};
IPDL_TEST(TestUniquePtrIPC) {
UniquePtr<int> a1 = MakeUnique<int>(1);
UniquePtr<DummyStruct> a2 = MakeUnique<DummyStruct>(2);
DummyStruct a3(3);
UniquePtr<int> a4;
EXPECT_TRUE(mActor->SendTestMessage(a1, a2, a3, a4));
EXPECT_TRUE(a1)
<< "IPC arguments are passed by const reference and shouldn't be moved";
EXPECT_TRUE(a2)
<< "IPC arguments are passed by const reference and shouldn't be moved";
EXPECT_FALSE(a4) << "somehow turned null ptr into non-null by sending it";
// Pass UniquePtr by reference
UniquePtr<DummyStruct> b = MakeUnique<DummyStruct>(1);
EXPECT_TRUE(mActor->SendTestSendReference(b));
EXPECT_TRUE(b)
<< "IPC arguments are passed by const reference and shouldn't be moved";
}
} // namespace mozilla::_ipdltest
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