add very simple (but already exposing many problems) wxIPC benchmark

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@56360 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

tests/benchmarks/ipcclient.cpp

@@ -0,0 +1,169 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        tests/benchmarks/ipcclient.cpp
+// Purpose:     wxIPC client side benchmarks
+// Author:      Vadim Zeitlin
+// Created:     2008-10-13
+// RCS-ID:      $Id$
+// Copyright:   (c) 2008 Vadim Zeitlin <vadim@wxwidgets.org>
+// Licence:     wxWindows license
+/////////////////////////////////////////////////////////////////////////////
+
+#include "bench.h"
+
+#include "wx/evtloop.h"
+
+#include "wx/ipc.h"
+#include "../../samples/ipc/ipcsetup.h"
+
+namespace
+{
+
+class PokeAdviseConn : public wxConnection
+{
+public:
+    PokeAdviseConn() { m_gotAdvised = false; }
+
+    bool GotAdvised()
+    {
+        if ( !m_gotAdvised )
+            return false;
+
+        m_gotAdvised = false;
+
+        return true;
+    }
+
+    const wxString& GetItem() const { return m_item; }
+
+    virtual bool OnAdvise(const wxString& topic,
+                          const wxString& item,
+                          const void *data,
+                          size_t size,
+                          wxIPCFormat format)
+    {
+        m_gotAdvised = true;
+
+        if ( topic != IPC_BENCHMARK_TOPIC ||
+                item != IPC_BENCHMARK_ITEM ||
+                    !IsTextFormat(format) )
+        {
+            m_item = "ERROR";
+            return false;
+        }
+
+        m_item = GetTextFromData(data, size, format);
+
+        return true;
+    }
+
+private:
+    wxString m_item;
+    bool m_gotAdvised;
+
+    DECLARE_NO_COPY_CLASS(PokeAdviseConn)
+};
+
+class PokeAdviseClient : public wxClient
+{
+public:
+    // provide a convenient helper taking care of connecting to the right
+    // server/service/topic and returning the connection of the derived type
+    // (or NULL if we failed to connect)
+    PokeAdviseConn *Connect()
+    {
+        wxString host = Bench::GetStringParameter();
+        if ( host.empty() )
+            host = IPC_HOST;
+
+        wxString service;
+        int port = Bench::GetNumericParameter();
+        if ( !port )
+            service = IPC_SERVICE;
+        else
+            service.Printf("%d", port);
+
+        return static_cast<PokeAdviseConn *>(
+                MakeConnection(host, service, IPC_BENCHMARK_TOPIC));
+    }
+
+
+    // override base class virtual to use a custom connection class
+    virtual wxConnectionBase *OnMakeConnection()
+    {
+        return new PokeAdviseConn;
+    }
+};
+
+class PokeAdvisePersistentConnection
+{
+public:
+    PokeAdvisePersistentConnection()
+    {
+        m_client = new PokeAdviseClient;
+        m_conn = m_client->Connect();
+        if ( m_conn )
+            m_conn->StartAdvise(IPC_BENCHMARK_ITEM);
+    }
+
+    ~PokeAdvisePersistentConnection()
+    {
+        if ( m_conn )
+        {
+            m_conn->StopAdvise(IPC_BENCHMARK_ITEM);
+            m_conn->Disconnect();
+        }
+
+        delete m_client;
+    }
+
+    PokeAdviseConn *Get() const { return m_conn; }
+
+private:
+    PokeAdviseClient *m_client;
+    PokeAdviseConn *m_conn;
+    bool m_initDone;
+
+    DECLARE_NO_COPY_CLASS(PokeAdvisePersistentConnection)
+};
+
+PokeAdvisePersistentConnection *theConnection = NULL;
+
+bool ConnInit()
+{
+    theConnection = new PokeAdvisePersistentConnection;
+    if ( !theConnection->Get() )
+    {
+        delete theConnection;
+        theConnection = NULL;
+        return false;
+    }
+
+    return true;
+}
+
+void ConnDone()
+{
+    delete theConnection;
+}
+
+} // anonymous namespace
+
+BENCHMARK_FUNC_WITH_INIT(IPCPokeAdvise, ConnInit, ConnDone)
+{
+    wxEventLoop loop;
+
+    PokeAdviseConn * const conn = theConnection->Get();
+
+    const wxString s(1024, '@');
+
+    if ( !conn->Poke(IPC_BENCHMARK_ITEM, s) )
+        return false;
+
+    while ( !conn->GotAdvised() )
+        loop.Dispatch();
+
+    if ( conn->GetItem() != s )
+        return false;
+
+    return true;
+}