1 files changed, 107 insertions, 0 deletions
diff --git a/ipc/ipdl/test/cxx/TestRPC.cpp b/ipc/ipdl/test/cxx/TestRPC.cpp
new file mode 100644
index 0000000000..404de01aa8
--- /dev/null
+++ b/ipc/ipdl/test/cxx/TestRPC.cpp
@@ -0,0 +1,107 @@
+#include "TestRPC.h"
+
+#include "IPDLUnitTests.h"  // fail etc.
+#if defined(OS_POSIX)
+#  include <unistd.h>
+#else
+#  include <windows.h>
+#endif
+
+namespace mozilla {
+namespace _ipdltest {
+
+//-----------------------------------------------------------------------------
+// parent
+
+TestRPCParent::TestRPCParent()
+    : reentered_(false), resolved_first_cpow_(false) {
+  MOZ_COUNT_CTOR(TestRPCParent);
+}
+
+TestRPCParent::~TestRPCParent() { MOZ_COUNT_DTOR(TestRPCParent); }
+
+void TestRPCParent::Main() {
+  if (!SendStart()) fail("sending Start");
+}
+
+mozilla::ipc::IPCResult TestRPCParent::RecvTest1_Start(uint32_t* aResult) {
+  uint32_t result;
+  if (!SendTest1_InnerQuery(&result)) fail("SendTest1_InnerQuery");
+  if (result != 300) fail("Wrong result (expected 300)");
+
+  *aResult = 100;
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult TestRPCParent::RecvTest1_InnerEvent(uint32_t* aResult) {
+  uint32_t result;
+  if (!SendTest1_NoReenter(&result)) fail("SendTest1_NoReenter");
+  if (result != 400) fail("Wrong result (expected 400)");
+
+  *aResult = 200;
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult TestRPCParent::RecvTest2_Start() {
+  // Send a CPOW. During this time, we must NOT process the RPC message, as
+  // we could start receiving CPOW replies out-of-order.
+  if (!SendTest2_FirstUrgent()) fail("SendTest2_FirstUrgent");
+
+  MOZ_ASSERT(!reentered_);
+  resolved_first_cpow_ = true;
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult TestRPCParent::RecvTest2_OutOfOrder() {
+  // Send a CPOW. If this RPC call was initiated while waiting for the first
+  // CPOW to resolve, replies will be processed out of order, and we'll crash.
+  if (!SendTest2_SecondUrgent()) fail("SendTest2_SecondUrgent");
+
+  reentered_ = true;
+  return IPC_OK();
+}
+
+//-----------------------------------------------------------------------------
+// child
+
+TestRPCChild::TestRPCChild() { MOZ_COUNT_CTOR(TestRPCChild); }
+
+TestRPCChild::~TestRPCChild() { MOZ_COUNT_DTOR(TestRPCChild); }
+
+mozilla::ipc::IPCResult TestRPCChild::RecvStart() {
+  uint32_t result;
+  if (!SendTest1_Start(&result)) fail("SendTest1_Start");
+  if (result != 100) fail("Wrong result (expected 100)");
+
+  if (!SendTest2_Start()) fail("SendTest2_Start");
+
+  if (!SendTest2_OutOfOrder()) fail("SendTest2_OutOfOrder");
+
+  Close();
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult TestRPCChild::RecvTest1_InnerQuery(uint32_t* aResult) {
+  uint32_t result;
+  if (!SendTest1_InnerEvent(&result)) fail("SendTest1_InnerEvent");
+  if (result != 200) fail("Wrong result (expected 200)");
+
+  *aResult = 300;
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult TestRPCChild::RecvTest1_NoReenter(uint32_t* aResult) {
+  *aResult = 400;
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult TestRPCChild::RecvTest2_FirstUrgent() {
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult TestRPCChild::RecvTest2_SecondUrgent() {
+  return IPC_OK();
+}
+
+}  // namespace _ipdltest
+}  // namespace mozilla