From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 ipc/ipdl/test/cxx/TestActorPunning.cpp | 125 +++++++++++++++++++++++++++++++++
 1 file changed, 125 insertions(+)
 create mode 100644 ipc/ipdl/test/cxx/TestActorPunning.cpp

(limited to 'ipc/ipdl/test/cxx/TestActorPunning.cpp')

diff --git a/ipc/ipdl/test/cxx/TestActorPunning.cpp b/ipc/ipdl/test/cxx/TestActorPunning.cpp
new file mode 100644
index 0000000000..5825796f54
--- /dev/null
+++ b/ipc/ipdl/test/cxx/TestActorPunning.cpp
@@ -0,0 +1,125 @@
+#include "TestActorPunning.h"
+
+#include "IPDLUnitTests.h"  // fail etc.
+#include "mozilla/Unused.h"
+
+namespace mozilla {
+namespace _ipdltest {
+
+//-----------------------------------------------------------------------------
+// parent
+
+void TestActorPunningParent::Main() {
+  if (!SendStart()) fail("sending Start");
+}
+
+mozilla::ipc::IPCResult TestActorPunningParent::RecvPun(
+    PTestActorPunningSubParent* a, const Bad& bad) {
+  if (a->SendBad()) fail("bad!");
+  fail("shouldn't have received this message in the first place");
+  return IPC_OK();
+}
+
+// By default, fatal errors kill the parent process, but this makes it
+// hard to test, so instead we use the previous behavior and kill the
+// child process.
+void TestActorPunningParent::HandleFatalError(const char* aErrorMsg) {
+  if (!!strcmp(aErrorMsg, "Error deserializing 'PTestActorPunningSubParent'")) {
+    fail("wrong fatal error");
+  }
+
+  ipc::ScopedProcessHandle otherProcessHandle;
+  if (!base::OpenProcessHandle(OtherPid(), &otherProcessHandle.rwget())) {
+    fail("couldn't open child process");
+  } else {
+    if (!base::KillProcess(otherProcessHandle, 0, false)) {
+      fail("terminating child process");
+    }
+  }
+}
+
+PTestActorPunningPunnedParent*
+TestActorPunningParent::AllocPTestActorPunningPunnedParent() {
+  return new TestActorPunningPunnedParent();
+}
+
+bool TestActorPunningParent::DeallocPTestActorPunningPunnedParent(
+    PTestActorPunningPunnedParent* a) {
+  delete a;
+  return true;
+}
+
+PTestActorPunningSubParent*
+TestActorPunningParent::AllocPTestActorPunningSubParent() {
+  return new TestActorPunningSubParent();
+}
+
+bool TestActorPunningParent::DeallocPTestActorPunningSubParent(
+    PTestActorPunningSubParent* a) {
+  delete a;
+  return true;
+}
+
+//-----------------------------------------------------------------------------
+// child
+
+PTestActorPunningPunnedChild*
+TestActorPunningChild::AllocPTestActorPunningPunnedChild() {
+  return new TestActorPunningPunnedChild();
+}
+
+bool TestActorPunningChild::DeallocPTestActorPunningPunnedChild(
+    PTestActorPunningPunnedChild*) {
+  fail("should have died by now");
+  return true;
+}
+
+PTestActorPunningSubChild*
+TestActorPunningChild::AllocPTestActorPunningSubChild() {
+  return new TestActorPunningSubChild();
+}
+
+bool TestActorPunningChild::DeallocPTestActorPunningSubChild(
+    PTestActorPunningSubChild*) {
+  fail("should have died by now");
+  return true;
+}
+
+mozilla::ipc::IPCResult TestActorPunningChild::RecvStart() {
+  SendPTestActorPunningSubConstructor();
+  SendPTestActorPunningPunnedConstructor();
+  PTestActorPunningSubChild* a = SendPTestActorPunningSubConstructor();
+  // We can't assert whether this succeeds or fails, due to race
+  // conditions.
+  SendPun(a, Bad());
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult TestActorPunningSubChild::RecvBad() {
+  fail("things are going really badly right now");
+  return IPC_OK();
+}
+
+}  // namespace _ipdltest
+}  // namespace mozilla
+
+namespace IPC {
+using namespace mozilla::_ipdltest;
+using namespace mozilla::ipc;
+
+/*static*/ void ParamTraits<Bad>::Write(MessageWriter* aWriter,
+                                        const paramType& aParam) {
+  // Skip past the sentinel for the actor as well as the actor.
+  int32_t* ptr = aWriter->GetInt32PtrForTest(2 * sizeof(int32_t));
+  ActorHandle* ah = reinterpret_cast<ActorHandle*>(ptr);
+  if (ah->mId != -3)
+    fail("guessed wrong offset (value is %d, should be -3)", ah->mId);
+  ah->mId = -2;
+}
+
+/*static*/ bool ParamTraits<Bad>::Read(MessageReader* aReader,
+                                       paramType* aResult) {
+  return true;
+}
+
+}  // namespace IPC
-- 
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