1 files changed, 152 insertions, 0 deletions
diff --git a/ipc/ipdl/test/cxx/TestRPC.cpp b/ipc/ipdl/test/cxx/TestRPC.cpp
new file mode 100644
index 000000000..2dfc51d33
--- /dev/null
+++ b/ipc/ipdl/test/cxx/TestRPC.cpp
@@ -0,0 +1,152 @@
+#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");
+}
+
+bool
+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 true;
+}
+
+bool
+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 true;
+}
+
+bool
+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 true;
+}
+
+bool
+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 true;
+}
+
+//-----------------------------------------------------------------------------
+// child
+
+
+TestRPCChild::TestRPCChild()
+{
+    MOZ_COUNT_CTOR(TestRPCChild);
+}
+
+TestRPCChild::~TestRPCChild()
+{
+    MOZ_COUNT_DTOR(TestRPCChild);
+}
+
+bool
+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 true;
+}
+
+bool
+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 true;
+}
+
+bool
+TestRPCChild::RecvTest1_NoReenter(uint32_t* aResult)
+{
+  *aResult = 400;
+  return true;
+}
+
+bool
+TestRPCChild::RecvTest2_FirstUrgent()
+{
+  return true;
+}
+
+bool
+TestRPCChild::RecvTest2_SecondUrgent()
+{
+  return true;
+}
+
+} // namespace _ipdltest
+} // namespace mozilla