1 files changed, 283 insertions, 0 deletions
diff --git a/src/components/utils/test/messagemeter_test.cc b/src/components/utils/test/messagemeter_test.cc
new file mode 100644
index 0000000000..45375e4ed6
--- /dev/null
+++ b/src/components/utils/test/messagemeter_test.cc
@@ -0,0 +1,283 @@
+/*
+* Copyright (c) 2014, Ford Motor Company
+* All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions are met:
+*
+* Redistributions of source code must retain the above copyright notice, this
+* list of conditions and the following disclaimer.
+*
+* Redistributions in binary form must reproduce the above copyright notice,
+* this list of conditions and the following
+* disclaimer in the documentation and/or other materials provided with the
+* distribution.
+*
+* Neither the name of the Ford Motor Company nor the names of its contributors
+* may be used to endorse or promote products derived from this software
+* without specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+* POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#include <unistd.h>
+
+#include "gtest/gtest.h"
+#include "gmock/gmock.h"
+
+#include "utils/macro.h"
+
+#include "utils/messagemeter.h"
+#include "utils/date_time.h"
+
+namespace test  {
+namespace components  {
+namespace utils  {
+
+// Pair of values <second, msecond>
+typedef std::pair<int, int> TimePair;
+const TimePair testing_time_pairs[] = { TimePair(0,  50),
+                                        TimePair(0, 100),
+                                        TimePair(0, 200),
+                                        TimePair(0, 500),
+                                        TimePair(0, 900),
+                                        TimePair(1,   0),
+                                        TimePair(1, 500) };
+
+class MessageMeterTest: public ::testing::TestWithParam<TimePair> {
+ protected:
+  void SetUp() OVERRIDE {
+    usecs = date_time::DateTime::MICROSECONDS_IN_MILLISECONDS;
+    id1 = 0x0;
+    id2 = 0xABCDEF;
+    id3 = 0xFEBCDA;
+
+    const TimePair time_pair = GetParam();
+    EXPECT_GT(usecs,
+              time_pair.second) << "Wrong time (msecs) value";
+
+    time_range.tv_sec = time_pair.first;
+    time_range.tv_usec = time_pair.second * usecs;
+    EXPECT_LT(0,
+              date_time::DateTime::getuSecs(time_range))
+        << "Wrong test case with null range value";
+
+    meter.set_time_range(time_range);
+    // Get range in msec less than original for correct waitng in tests
+    time_range_msecs = date_time::DateTime::getmSecs(time_range) * 0.95;
+  }
+  void TearDown() OVERRIDE {
+  }
+  ::utils::MessageMeter<int> meter;
+  TimevalStruct time_range {0, 0};
+  int64_t time_range_msecs;
+  int usecs;
+  int id1, id2, id3;
+};
+
+TEST(MessageMeterTest, DefaultTimeRange) {
+  const ::utils::MessageMeter<int> default_meter;
+  const TimevalStruct time_second {1, 0};
+  EXPECT_EQ(time_second, default_meter.time_range());
+}
+
+TEST(MessageMeterTest, TimeRangeSetter) {
+  ::utils::MessageMeter<int> meter;
+  TimevalStruct time_range {0, 0};
+  const int test_count_secs = 1000;
+  // Skip 1000th msec value as wrong for TimevalStruct
+  const int test_count_msecs = 999;
+  for (int sec = test_count_secs; sec >= 0; --sec) {
+    for (int msec = test_count_msecs; msec >= 0; --msec) {
+      time_range.tv_sec = sec;
+      time_range.tv_usec = msec * date_time::DateTime::MICROSECONDS_IN_MILLISECONDS;
+      // Setter TimevalStruct
+      meter.set_time_range(time_range);
+      EXPECT_EQ(time_range,
+                meter.time_range()) << sec << "." << msec << " sec";
+      // Setter mSecs
+      meter.set_time_range(sec * date_time::DateTime::MILLISECONDS_IN_SECOND +
+                           msec);
+      EXPECT_EQ(time_range,
+                meter.time_range()) << sec << "." << msec << " sec";
+    }
+  }
+}
+
+TEST(MessageMeterTest, AddingWithNullTimeRange) {
+  ::utils::MessageMeter<int> meter;
+  const int id1 = 1;
+  const int id2 = 2;
+  const TimevalStruct null_time_range {0, 0};
+  meter.set_time_range(null_time_range);
+  for (int i = 0; i < 10000; ++i) {
+    // 1st Connection
+    EXPECT_EQ(0u,
+              meter.TrackMessage(id1));
+    EXPECT_EQ(0u,
+              meter.Frequency(id1));
+
+    // 2d Connection
+    EXPECT_EQ(0u,
+              meter.TrackMessage(id2));
+    EXPECT_EQ(0u,
+              meter.Frequency(id2));
+  }
+}
+
+TEST_P(MessageMeterTest, AddingOverPeriod) {
+  size_t messages = 0;
+  const TimevalStruct start_time = date_time::DateTime::getCurrentTime();
+  // Add messages for less range period
+  while (date_time::DateTime::calculateTimeSpan(start_time)
+         < time_range_msecs) {
+    ++messages;
+    EXPECT_EQ(messages,
+              meter.TrackMessage(id1));
+    EXPECT_EQ(messages,
+              meter.Frequency(id1));
+  }
+}
+
+TEST_P(MessageMeterTest, AddingOverPeriod_MultiIds) {
+  size_t messages = 0;
+  const TimevalStruct start_time = date_time::DateTime::getCurrentTime();
+  // Add messages for less range period
+  while (date_time::DateTime::calculateTimeSpan(start_time)
+         < time_range_msecs) {
+    ++messages;
+    // 1st  Connection
+    EXPECT_EQ(messages,
+              meter.TrackMessage(id1));
+    EXPECT_EQ(messages,
+              meter.Frequency(id1));
+
+    // 2d Connection
+    EXPECT_EQ(messages,
+              meter.TrackMessage(id2));
+    EXPECT_EQ(messages,
+              meter.Frequency(id2));
+
+    // 3d Connection
+    EXPECT_EQ(messages,
+              meter.TrackMessage(id3));
+    EXPECT_EQ(messages,
+              meter.Frequency(id3));
+  }
+}
+
+TEST_P(MessageMeterTest, CountingOverPeriod) {
+  const size_t one_message = 1;
+  const TimevalStruct start_time = date_time::DateTime::getCurrentTime();
+  EXPECT_EQ(one_message,
+            meter.TrackMessage(id1));
+  EXPECT_EQ(one_message,
+            meter.TrackMessage(id2));
+  EXPECT_EQ(one_message,
+            meter.TrackMessage(id3));
+  const int sleep_usecs = 500;
+  // Check messages count over period
+  while (date_time::DateTime::calculateTimeSpan(start_time)
+         < time_range_msecs) {
+    usleep(sleep_usecs);
+    EXPECT_EQ(one_message,
+              meter.Frequency(id1));
+    EXPECT_EQ(one_message,
+              meter.Frequency(id2));
+    EXPECT_EQ(one_message,
+              meter.Frequency(id3));
+  }
+}
+
+TEST_P(MessageMeterTest, CountingOutOfPeriod) {
+  const size_t one_message = 1;
+  EXPECT_EQ(one_message,
+            meter.TrackMessage(id1));
+  EXPECT_EQ(one_message,
+            meter.TrackMessage(id2));
+  EXPECT_EQ(one_message,
+            meter.TrackMessage(id3));
+
+  // sleep more than time range
+  usleep(time_range_msecs * usecs * 1.1);
+  EXPECT_EQ(0u,
+            meter.Frequency(id1));
+  EXPECT_EQ(0u,
+            meter.Frequency(id2));
+  EXPECT_EQ(0u,
+            meter.Frequency(id3));
+}
+
+TEST_P(MessageMeterTest, ClearId) {
+  const size_t one_message = 1;
+  EXPECT_EQ(one_message,
+            meter.TrackMessage(id1));
+  EXPECT_EQ(one_message,
+            meter.TrackMessage(id2));
+  EXPECT_EQ(one_message,
+            meter.TrackMessage(id3));
+
+  meter.RemoveIdentifier(id1);
+
+  EXPECT_EQ(0u,
+            meter.Frequency(id1));
+  EXPECT_EQ(one_message,
+            meter.Frequency(id2));
+  EXPECT_EQ(one_message,
+            meter.Frequency(id3));
+
+  meter.RemoveIdentifier(id2);
+
+  EXPECT_EQ(0u,
+            meter.Frequency(id1));
+  EXPECT_EQ(0u,
+            meter.Frequency(id2));
+  EXPECT_EQ(one_message,
+            meter.Frequency(id3));
+
+  meter.RemoveIdentifier(id3);
+
+  EXPECT_EQ(0u,
+            meter.Frequency(id1));
+  EXPECT_EQ(0u,
+            meter.Frequency(id2));
+  EXPECT_EQ(0u,
+            meter.Frequency(id3));
+}
+
+TEST_P(MessageMeterTest, ClearIds) {
+  const size_t one_message = 1;
+  EXPECT_EQ(one_message,
+            meter.TrackMessage(id1));
+  EXPECT_EQ(one_message,
+            meter.TrackMessage(id2));
+  EXPECT_EQ(one_message,
+            meter.TrackMessage(id3));
+
+  meter.ClearIdentifiers();
+
+  EXPECT_EQ(0u,
+            meter.Frequency(id2));
+  EXPECT_EQ(0u,
+            meter.Frequency(id2));
+  EXPECT_EQ(0u,
+            meter.Frequency(id3));
+}
+
+INSTANTIATE_TEST_CASE_P(MessageMeterTestCase,
+                        MessageMeterTest,
+                        ::testing::ValuesIn(testing_time_pairs));
+
+}  // namespace utils
+}  // namespace components
+}  // namespace test