1 files changed, 118 insertions, 0 deletions
diff --git a/ipc/ipdl/test/cxx/TestHighestPrio.cpp b/ipc/ipdl/test/cxx/TestHighestPrio.cpp
new file mode 100644
index 000000000..524943de4
--- /dev/null
+++ b/ipc/ipdl/test/cxx/TestHighestPrio.cpp
@@ -0,0 +1,118 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ * vim: sw=4 ts=4 et :
+ */
+/* 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/. */
+
+#include "TestHighestPrio.h"
+
+#include "IPDLUnitTests.h"      // fail etc.
+#if defined(OS_POSIX)
+#include <unistd.h>
+#else
+#include <windows.h>
+#endif
+
+namespace mozilla {
+namespace _ipdltest {
+
+//-----------------------------------------------------------------------------
+// parent
+
+TestHighestPrioParent::TestHighestPrioParent()
+  : msg_num_(0)
+{
+    MOZ_COUNT_CTOR(TestHighestPrioParent);
+}
+
+TestHighestPrioParent::~TestHighestPrioParent()
+{
+    MOZ_COUNT_DTOR(TestHighestPrioParent);
+}
+
+void
+TestHighestPrioParent::Main()
+{
+    if (!SendStart())
+        fail("sending Start");
+}
+
+bool
+TestHighestPrioParent::RecvMsg1()
+{
+    MOZ_ASSERT(msg_num_ == 0);
+    msg_num_ = 1;
+    return true;
+}
+
+bool
+TestHighestPrioParent::RecvMsg2()
+{
+
+    MOZ_ASSERT(msg_num_ == 1);
+    msg_num_ = 2;
+
+    if (!SendStartInner())
+        fail("sending StartInner");
+
+    return true;
+}
+
+bool
+TestHighestPrioParent::RecvMsg3()
+{
+    MOZ_ASSERT(msg_num_ == 2);
+    msg_num_ = 3;
+    return true;
+}
+
+bool
+TestHighestPrioParent::RecvMsg4()
+{
+    MOZ_ASSERT(msg_num_ == 3);
+    msg_num_ = 4;
+    return true;
+}
+
+//-----------------------------------------------------------------------------
+// child
+
+
+TestHighestPrioChild::TestHighestPrioChild()
+{
+    MOZ_COUNT_CTOR(TestHighestPrioChild);
+}
+
+TestHighestPrioChild::~TestHighestPrioChild()
+{
+    MOZ_COUNT_DTOR(TestHighestPrioChild);
+}
+
+bool
+TestHighestPrioChild::RecvStart()
+{
+    if (!SendMsg1())
+        fail("sending Msg1");
+
+    if (!SendMsg2())
+        fail("sending Msg2");
+
+    Close();
+    return true;
+}
+
+bool
+TestHighestPrioChild::RecvStartInner()
+{
+    if (!SendMsg3())
+        fail("sending Msg3");
+
+    if (!SendMsg4())
+        fail("sending Msg4");
+
+    return true;
+}
+
+} // namespace _ipdltest
+} // namespace mozilla