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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
commit | 0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch) | |
tree | a31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /ipc/ipdl/test/cxx/TestEndpointOpens.cpp | |
parent | Initial commit. (diff) | |
download | firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.tar.xz firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.zip |
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'ipc/ipdl/test/cxx/TestEndpointOpens.cpp')
-rw-r--r-- | ipc/ipdl/test/cxx/TestEndpointOpens.cpp | 242 |
1 files changed, 242 insertions, 0 deletions
diff --git a/ipc/ipdl/test/cxx/TestEndpointOpens.cpp b/ipc/ipdl/test/cxx/TestEndpointOpens.cpp new file mode 100644 index 0000000000..ca141f7b58 --- /dev/null +++ b/ipc/ipdl/test/cxx/TestEndpointOpens.cpp @@ -0,0 +1,242 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ + +#include "base/task.h" +#include "base/thread.h" + +#include "TestEndpointOpens.h" + +#include "IPDLUnitTests.h" // fail etc. + +using namespace mozilla::ipc; + +using base::ProcessHandle; +using base::Thread; + +namespace mozilla { +// NB: this is generally bad style, but I am lazy. +using namespace _ipdltest; +using namespace _ipdltest2; + +static MessageLoop* gMainThread; + +static void AssertNotMainThread() { + if (!gMainThread) { + fail("gMainThread is not initialized"); + } + if (MessageLoop::current() == gMainThread) { + fail("unexpectedly called on the main thread"); + } +} + +//----------------------------------------------------------------------------- +// parent + +// Thread on which TestEndpointOpensOpenedParent runs +static Thread* gParentThread; + +void TestEndpointOpensParent::Main() { + if (!SendStart()) { + fail("sending Start"); + } +} + +static void OpenParent(TestEndpointOpensOpenedParent* aParent, + Endpoint<PTestEndpointOpensOpenedParent>&& aEndpoint) { + AssertNotMainThread(); + + // Open the actor on the off-main thread to park it there. + // Messages will be delivered to this thread's message loop + // instead of the main thread's. + if (!aEndpoint.Bind(aParent)) { + fail("binding Parent"); + } +} + +mozilla::ipc::IPCResult TestEndpointOpensParent::RecvStartSubprotocol( + mozilla::ipc::Endpoint<PTestEndpointOpensOpenedParent>&& endpoint) { + gMainThread = MessageLoop::current(); + + gParentThread = new Thread("ParentThread"); + if (!gParentThread->Start()) { + fail("starting parent thread"); + } + + TestEndpointOpensOpenedParent* a = new TestEndpointOpensOpenedParent(); + gParentThread->message_loop()->PostTask( + NewRunnableFunction("OpenParent", OpenParent, a, std::move(endpoint))); + + return IPC_OK(); +} + +void TestEndpointOpensParent::ActorDestroy(ActorDestroyReason why) { + // Stops the thread and joins it + delete gParentThread; + + if (NormalShutdown != why) { + fail("unexpected destruction A!"); + } + passed("ok"); + QuitParent(); +} + +mozilla::ipc::IPCResult TestEndpointOpensOpenedParent::RecvHello() { + AssertNotMainThread(); + if (!SendHi()) { + return IPC_FAIL_NO_REASON(this); + } + return IPC_OK(); +} + +mozilla::ipc::IPCResult TestEndpointOpensOpenedParent::RecvHelloSync() { + AssertNotMainThread(); + return IPC_OK(); +} + +mozilla::ipc::IPCResult TestEndpointOpensOpenedParent::AnswerHelloRpc() { + AssertNotMainThread(); + if (!CallHiRpc()) { + return IPC_FAIL_NO_REASON(this); + } + return IPC_OK(); +} + +static void ShutdownTestEndpointOpensOpenedParent( + TestEndpointOpensOpenedParent* parent, Transport* transport) { + delete parent; +} + +void TestEndpointOpensOpenedParent::ActorDestroy(ActorDestroyReason why) { + AssertNotMainThread(); + + if (NormalShutdown != why) { + fail("unexpected destruction B!"); + } + + // ActorDestroy() is just a callback from IPDL-generated code, + // which needs the top-level actor (this) to stay alive a little + // longer so other things can be cleaned up. + gParentThread->message_loop()->PostTask(NewRunnableFunction( + "ShutdownTestEndpointOpensOpenedParent", + ShutdownTestEndpointOpensOpenedParent, this, GetTransport())); +} + +//----------------------------------------------------------------------------- +// child + +static TestEndpointOpensChild* gOpensChild; +// Thread on which TestEndpointOpensOpenedChild runs +static Thread* gChildThread; + +TestEndpointOpensChild::TestEndpointOpensChild() { gOpensChild = this; } + +static void OpenChild(TestEndpointOpensOpenedChild* aChild, + Endpoint<PTestEndpointOpensOpenedChild>&& endpoint) { + AssertNotMainThread(); + + // Open the actor on the off-main thread to park it there. + // Messages will be delivered to this thread's message loop + // instead of the main thread's. + if (!endpoint.Bind(aChild)) { + fail("binding child endpoint"); + } + + // Kick off the unit tests + if (!aChild->SendHello()) { + fail("sending Hello"); + } +} + +mozilla::ipc::IPCResult TestEndpointOpensChild::RecvStart() { + Endpoint<PTestEndpointOpensOpenedParent> parent; + Endpoint<PTestEndpointOpensOpenedChild> child; + nsresult rv; + rv = PTestEndpointOpensOpened::CreateEndpoints( + OtherPid(), base::GetCurrentProcId(), &parent, &child); + if (NS_FAILED(rv)) { + fail("opening PTestEndpointOpensOpened"); + } + + gMainThread = MessageLoop::current(); + + gChildThread = new Thread("ChildThread"); + if (!gChildThread->Start()) { + fail("starting child thread"); + } + + TestEndpointOpensOpenedChild* a = new TestEndpointOpensOpenedChild(); + gChildThread->message_loop()->PostTask( + NewRunnableFunction("OpenChild", OpenChild, a, std::move(child))); + + if (!SendStartSubprotocol(std::move(parent))) { + fail("send StartSubprotocol"); + } + + return IPC_OK(); +} + +void TestEndpointOpensChild::ActorDestroy(ActorDestroyReason why) { + // Stops the thread and joins it + delete gChildThread; + + if (NormalShutdown != why) { + fail("unexpected destruction C!"); + } + QuitChild(); +} + +mozilla::ipc::IPCResult TestEndpointOpensOpenedChild::RecvHi() { + AssertNotMainThread(); + + if (!SendHelloSync()) { + fail("sending HelloSync"); + } + if (!CallHelloRpc()) { + fail("calling HelloRpc"); + } + if (!mGotHi) { + fail("didn't answer HiRpc"); + } + + // Need to close the channel without message-processing frames on + // the C++ stack + MessageLoop::current()->PostTask( + NewNonOwningRunnableMethod("ipc::IToplevelProtocol::Close", this, + &TestEndpointOpensOpenedChild::Close)); + return IPC_OK(); +} + +mozilla::ipc::IPCResult TestEndpointOpensOpenedChild::AnswerHiRpc() { + AssertNotMainThread(); + + mGotHi = true; // d00d + return IPC_OK(); +} + +static void ShutdownTestEndpointOpensOpenedChild( + TestEndpointOpensOpenedChild* child, Transport* transport) { + delete child; + + // Kick off main-thread shutdown. + gMainThread->PostTask( + NewNonOwningRunnableMethod("ipc::IToplevelProtocol::Close", gOpensChild, + &TestEndpointOpensChild::Close)); +} + +void TestEndpointOpensOpenedChild::ActorDestroy(ActorDestroyReason why) { + AssertNotMainThread(); + + if (NormalShutdown != why) { + fail("unexpected destruction D!"); + } + + // ActorDestroy() is just a callback from IPDL-generated code, + // which needs the top-level actor (this) to stay alive a little + // longer so other things can be cleaned up. Defer shutdown to + // let cleanup finish. + gChildThread->message_loop()->PostTask(NewRunnableFunction( + "ShutdownTestEndpointOpensOpenedChild", + ShutdownTestEndpointOpensOpenedChild, this, GetTransport())); +} + +} // namespace mozilla |