From db10ca2521cff96eae94d11a8acb51e8173aba3c Mon Sep 17 00:00:00 2001
From: Alan Conway <aconway@apache.org>
Date: Wed, 7 Apr 2010 19:51:20 +0000
Subject: Extend qpid_send, qpid_recv to measure throughput and latency.

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@931657 13f79535-47bb-0310-9956-ffa450edef68
---
 cpp/src/tests/Statistics.h | 106 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 106 insertions(+)
 create mode 100644 cpp/src/tests/Statistics.h

(limited to 'cpp/src/tests/Statistics.h')

diff --git a/cpp/src/tests/Statistics.h b/cpp/src/tests/Statistics.h
new file mode 100644
index 0000000000..5c5b21c49c
--- /dev/null
+++ b/cpp/src/tests/Statistics.h
@@ -0,0 +1,106 @@
+#ifndef TESTS_STATISTICS_H
+#define TESTS_STATISTICS_H
+
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ *
+ */
+
+
+#include <qpid/sys/Time.h>
+#include <limits>
+#include <iosfwd>
+#include <memory>
+
+namespace qpid {
+
+namespace messaging {
+class Message;
+}
+
+namespace tests {
+
+class Statistic {
+  public:
+    virtual void message(const messaging::Message&) = 0;
+    virtual void report(std::ostream&) const = 0;
+    virtual void header(std::ostream&) const = 0;
+};
+
+class Throughput : public Statistic {
+  public:
+    Throughput();
+    virtual void message(const messaging::Message&);
+    virtual void report(std::ostream&) const;
+    virtual void header(std::ostream&) const;
+
+  protected:
+    int messages;
+
+  private:
+    bool started;
+    sys::AbsTime start;
+};
+
+class ThroughputAndLatency : public Throughput {
+  public:
+    ThroughputAndLatency();
+    virtual void message(const messaging::Message&);
+    virtual void report(std::ostream&) const;
+    virtual void header(std::ostream&) const;
+
+  private:
+    double total, min, max;     // Milliseconds
+};
+
+/** Report batch and overall statistics */
+class ReporterBase {
+  public:
+    /** Count message in the statistics */
+    void message(const messaging::Message& m);
+
+    /** Print overall report. */
+    void report();
+
+  protected:
+    ReporterBase(std::ostream& o, int batchSize);
+    virtual std::auto_ptr<Statistic> create() = 0;
+
+  private:
+    void header();
+    void report(const Statistic& s);
+    std::auto_ptr<Statistic> overall;
+    std::auto_ptr<Statistic> batch;
+    bool wantOverall;
+    int wantBatch, batchCount;
+    bool stopped, headerPrinted;
+    std::ostream& out;
+};
+
+template <class Stats> class Reporter : public ReporterBase {
+  public:
+    Reporter(std::ostream& o, int batchSize) : ReporterBase(o, batchSize) {}
+    virtual std::auto_ptr<Statistic> create() {
+        return std::auto_ptr<Statistic>(new Stats);
+    }
+};
+
+}} // namespace qpid::tests
+
+#endif  /*!TESTS_STATISTICS_H*/
-- 
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