Move unittests that had a _test filename to _unittest. Update some missing tests in the SCons build.

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@1375 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 97 insertions, 0 deletions

diff --git a/base/tracked_objects_unittest.cc b/base/tracked_objects_unittest.cc
new file mode 100644
index 0000000..8106785
--- /dev/null
+++ b/base/tracked_objects_unittest.cc
@@ -0,0 +1,97 @@
+// Copyright (c) 2006-2008 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.
+
+// Test of classes in the tracked_objects.h classes.
+
+#include "base/tracked_objects.h"
+#include "base/logging.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace tracked_objects {
+
+class TrackedObjectsTest : public testing::Test {
+ public:
+  MessageLoop message_loop_;
+};
+
+TEST_F(TrackedObjectsTest, MinimalStartupShutdown) {
+  // Minimal test doesn't even create any tasks.
+  if (!ThreadData::StartTracking(true))
+    return;
+
+  EXPECT_FALSE(ThreadData::first());  // No activity even on this thread.
+  ThreadData* data = ThreadData::current();
+  EXPECT_TRUE(ThreadData::first());  // Now class was constructed.
+  EXPECT_TRUE(data);
+  EXPECT_TRUE(!data->next());
+  EXPECT_EQ(data, ThreadData::current());
+  ThreadData::BirthMap birth_map;
+  data->SnapshotBirthMap(&birth_map);
+  EXPECT_EQ(0u, birth_map.size());
+  ThreadData::DeathMap death_map;
+  data->SnapshotDeathMap(&death_map);
+  EXPECT_EQ(0u, death_map.size());
+  ThreadData::ShutdownSingleThreadedCleanup();
+
+  // Do it again, just to be sure we reset state completely.
+  ThreadData::StartTracking(true);
+  EXPECT_FALSE(ThreadData::first());  // No activity even on this thread.
+  data = ThreadData::current();
+  EXPECT_TRUE(ThreadData::first());  // Now class was constructed.
+  EXPECT_TRUE(data);
+  EXPECT_TRUE(!data->next());
+  EXPECT_EQ(data, ThreadData::current());
+  birth_map.clear();
+  data->SnapshotBirthMap(&birth_map);
+  EXPECT_EQ(0u, birth_map.size());
+  death_map.clear();
+  data->SnapshotDeathMap(&death_map);
+  EXPECT_EQ(0u, death_map.size());
+  ThreadData::ShutdownSingleThreadedCleanup();
+}
+
+class NoopTask : public Task {
+ public:
+  void Run() {}
+};
+
+TEST_F(TrackedObjectsTest, TinyStartupShutdown) {
+  if (!ThreadData::StartTracking(true))
+    return;
+
+  // Instigate tracking on a single task, or our thread.
+  NoopTask task;
+
+  const ThreadData* data = ThreadData::first();
+  EXPECT_TRUE(data);
+  EXPECT_TRUE(!data->next());
+  EXPECT_EQ(data, ThreadData::current());
+  ThreadData::BirthMap birth_map;
+  data->SnapshotBirthMap(&birth_map);
+  EXPECT_EQ(1u, birth_map.size());                         // 1 birth location.
+  EXPECT_EQ(1, birth_map.begin()->second->birth_count());  // 1 birth.
+  ThreadData::DeathMap death_map;
+  data->SnapshotDeathMap(&death_map);
+  EXPECT_EQ(0u, death_map.size());                         // No deaths.
+
+
+  // Now instigate a birth, and a death.
+  delete new NoopTask;
+
+  birth_map.clear();
+  data->SnapshotBirthMap(&birth_map);
+  EXPECT_EQ(1u, birth_map.size());                         // 1 birth location.
+  EXPECT_EQ(2, birth_map.begin()->second->birth_count());  // 2 births.
+  death_map.clear();
+  data->SnapshotDeathMap(&death_map);
+  EXPECT_EQ(1u, death_map.size());                         // 1 location.
+  EXPECT_EQ(1, death_map.begin()->second.count());         // 1 death.
+
+  // The births were at the same location as the one known death.
+  EXPECT_EQ(birth_map.begin()->second, death_map.begin()->first);
+
+  ThreadData::ShutdownSingleThreadedCleanup();
+}
+
+}  // namespace tracked_objects
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