[Offline Pages] Create a event/activity logger

components/offline_pages/offline_page_model_event_logger_unittest.cc

+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "components/offline_pages/offline_page_model_event_logger.h"
+
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace offline_pages {
+
+TEST(OfflinePageModelEventLoggerTest, RecordsWhenLoggingIsOn) {

[dewittj, 2016/06/24 18:32:49]

These tests don't actually test the OfflinePageModelEventLogger; instead they
are probably better suited for the OfflineEventLogger directly.

The tests here should probably ensure that log.size() increments when you call
the OfflinePageModelEventLogger-specific functions.

[chili, 2016/06/24 20:30:11]

Done.

+  OfflinePageModelEventLogger logger;
+  std::vector<std::string> log;
+
+  logger.SetIsLogging(true);
+  logger.RecordStoreCleared();
+  logger.GetLogs(log);
+
+  EXPECT_EQ(1, log.size());
+}
+
+TEST(OfflinePageModelEventLoggerTest, DoesNotRecordWhenLoggingIsOff) {
+  OfflinePageModelEventLogger logger;
+  std::vector<std::string> log;
+
+  logger.SetIsLogging(false);
+  logger.RecordStoreCleared();
+  logger.GetLogs(log);
+
+  EXPECT_EQ(0, log.size());
+}
+
+TEST(OfflinePageModelEventLoggerTest, DoesNotExceedMaxSize) {
+  OfflinePageModelEventLogger logger;
+  std::vector<std::string> log;
+
+  logger.SetIsLogging(true);
+  for (int i = 0; i < kMaxLogCount + 1; ++i) {
+    logger.RecordStoreCleared();
+  }
+  logger.GetLogs(log);
+
+  EXPECT_EQ(kMaxLogCount, log.size());
+}
+
+} // namespace

[fgorski, 2016/06/24 18:17:34]

}  //

[chili, 2016/06/24 20:30:11]

Done.

+
+} // namespace offline_internals

[fgorski, 2016/06/24 18:17:34]

}  // namespace offline_pages

[chili, 2016/06/24 20:30:11]

Done.