Fix password manager internals renderer reporting

components/password_manager/core/browser/log_manager_unittest.cc

Index: components/password_manager/core/browser/log_manager_unittest.cc
diff --git a/components/password_manager/core/browser/log_manager_unittest.cc b/components/password_manager/core/browser/log_manager_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..153da9138681789cf315bce78a00b981874a604f
--- /dev/null
+++ b/components/password_manager/core/browser/log_manager_unittest.cc
@@ -0,0 +1,164 @@
+// Copyright 2015 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/password_manager/core/browser/log_manager.h"
+
+#include "base/bind.h"
+#include "base/bind_helpers.h"
+#include "base/macros.h"
+#include "components/password_manager/core/browser/log_receiver.h"
+#include "components/password_manager/core/browser/log_router.h"
+#include "testing/gmock/include/gmock/gmock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+using testing::_;
+
+namespace password_manager {
+
+namespace {
+
+const char kTestText[] = "abcd1234";
+
+class MockLogReceiver : public password_manager::LogReceiver {
+ public:
+  MockLogReceiver() = default;
+  MOCK_METHOD1(LogSavePasswordProgress, void(const std::string&));
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(MockLogReceiver);
+};
+
+class MockNotifiedObject {
+ public:
+  MockNotifiedObject() = default;
+  MOCK_METHOD0(NotifyAboutLoggingActivity, void());
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(MockNotifiedObject);
+};
+
+}  // namespace
+
+class LogManagerTest : public testing::Test {
+ protected:
+  void SetUp() override {
+    manager_ = LogManager::Create(
+        &router_, base::Bind(&MockNotifiedObject::NotifyAboutLoggingActivity,
+                             base::Unretained(&notified_object_)));
+  }
+
+  void TearDown() override {
+    manager_.reset();  // Destruct before LogRouter.
+  }
+
+ protected:
+  testing::StrictMock<MockLogReceiver> receiver_;
+  LogRouter router_;
+  testing::StrictMock<MockNotifiedObject> notified_object_;
+  scoped_ptr<LogManager> manager_;
+};
+
+TEST_F(LogManagerTest, LogSavePasswordProgressNoReceiver) {
+  EXPECT_CALL(receiver_, LogSavePasswordProgress(_)).Times(0);
+  // Before attaching the receiver, no text should be passed.
+  manager_->LogSavePasswordProgress(kTestText);
+  EXPECT_FALSE(manager_->IsLoggingActive());
+}
+
+TEST_F(LogManagerTest, LogSavePasswordProgressAttachReceiver) {
+  EXPECT_FALSE(manager_->IsLoggingActive());
+
+  EXPECT_CALL(notified_object_, NotifyAboutLoggingActivity());
+  EXPECT_EQ(std::string(), router_.RegisterReceiver(&receiver_));
+  EXPECT_TRUE(manager_->IsLoggingActive());
+  // After attaching the logger, text should be passed.
+  EXPECT_CALL(receiver_, LogSavePasswordProgress(kTestText));
+  manager_->LogSavePasswordProgress(kTestText);
+  EXPECT_CALL(notified_object_, NotifyAboutLoggingActivity());
+  router_.UnregisterReceiver(&receiver_);
+  EXPECT_FALSE(manager_->IsLoggingActive());
+}
+
+TEST_F(LogManagerTest, LogSavePasswordProgressDetachReceiver) {
+  EXPECT_CALL(notified_object_, NotifyAboutLoggingActivity());
+  EXPECT_EQ(std::string(), router_.RegisterReceiver(&receiver_));
+  EXPECT_TRUE(manager_->IsLoggingActive());
+  EXPECT_CALL(notified_object_, NotifyAboutLoggingActivity());
+  router_.UnregisterReceiver(&receiver_);
+  EXPECT_FALSE(manager_->IsLoggingActive());
+
+  // After detaching the logger, no text should be passed.
+  EXPECT_CALL(receiver_, LogSavePasswordProgress(_)).Times(0);
+  manager_->LogSavePasswordProgress(kTestText);
+}
+
+TEST_F(LogManagerTest, NullCallbackWillNotCrash) {
+  manager_ = LogManager::Create(&router_, base::Closure());
+  EXPECT_EQ(std::string(), router_.RegisterReceiver(&receiver_));
+  router_.UnregisterReceiver(&receiver_);
+}
+
+TEST_F(LogManagerTest, SetSuspended_WithActiveLogging) {
+  EXPECT_CALL(notified_object_, NotifyAboutLoggingActivity());
+  EXPECT_EQ(std::string(), router_.RegisterReceiver(&receiver_));
+  EXPECT_TRUE(manager_->IsLoggingActive());
+
+  EXPECT_CALL(notified_object_, NotifyAboutLoggingActivity());
+  manager_->SetSuspended(true);
+  EXPECT_FALSE(manager_->IsLoggingActive());
+
+  EXPECT_CALL(notified_object_, NotifyAboutLoggingActivity());
+  manager_->SetSuspended(false);
+  EXPECT_TRUE(manager_->IsLoggingActive());
+
+  EXPECT_CALL(notified_object_, NotifyAboutLoggingActivity());
+  router_.UnregisterReceiver(&receiver_);
+  EXPECT_FALSE(manager_->IsLoggingActive());
+}
+
+TEST_F(LogManagerTest, SetSuspended_WithInactiveLogging) {
+  EXPECT_FALSE(manager_->IsLoggingActive());
+
+  manager_->SetSuspended(true);
+  EXPECT_FALSE(manager_->IsLoggingActive());
+
+  manager_->SetSuspended(false);
+  EXPECT_FALSE(manager_->IsLoggingActive());
+}
+
+TEST_F(LogManagerTest, InterleaveSuspendAndLoggingActivation_SuspendFirst) {
+  manager_->SetSuspended(true);
+  EXPECT_FALSE(manager_->IsLoggingActive());
+
+  EXPECT_EQ(std::string(), router_.RegisterReceiver(&receiver_));
+  EXPECT_FALSE(manager_->IsLoggingActive());
+
+  EXPECT_CALL(notified_object_, NotifyAboutLoggingActivity());
+  manager_->SetSuspended(false);
+  EXPECT_TRUE(manager_->IsLoggingActive());
+
+  EXPECT_CALL(notified_object_, NotifyAboutLoggingActivity());
+  router_.UnregisterReceiver(&receiver_);
+  EXPECT_FALSE(manager_->IsLoggingActive());
+}
+
+TEST_F(LogManagerTest, InterleaveSuspendAndLoggingActivation_ActiveFirst) {
+  EXPECT_FALSE(manager_->IsLoggingActive());
+
+  EXPECT_CALL(notified_object_, NotifyAboutLoggingActivity());
+  EXPECT_EQ(std::string(), router_.RegisterReceiver(&receiver_));
+  EXPECT_TRUE(manager_->IsLoggingActive());
+
+  EXPECT_CALL(notified_object_, NotifyAboutLoggingActivity());
+  manager_->SetSuspended(true);
+  EXPECT_FALSE(manager_->IsLoggingActive());
+
+  router_.UnregisterReceiver(&receiver_);
+  EXPECT_FALSE(manager_->IsLoggingActive());
+
+  manager_->SetSuspended(false);
+  EXPECT_FALSE(manager_->IsLoggingActive());
+}
+
+}  // namespace password_manager