Tether MessageTransferOperation: Only wait for a response from a host for a certain amount of time …

chromeos/components/tether/disconnect_tethering_operation_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 "chromeos/components/tether/disconnect_tethering_operation.h"
 
 #include <memory>
 #include <vector>
 
 #include "chromeos/components/tether/fake_ble_connection_manager.h"
@@ skipping 60 matching lines @@
 
   void SimulateDeviceAuthenticationAndVerifyMessageSent() {
     operation_->OnDeviceAuthenticated(test_device_);
 
     // Verify that the message was sent successfully.
     std::vector<FakeBleConnectionManager::SentMessage>& sent_messages =
         fake_ble_connection_manager_->sent_messages();
     ASSERT_EQ(1u, sent_messages.size());
     EXPECT_EQ(test_device_, sent_messages[0].remote_device);
     EXPECT_EQ(disconnect_tethering_request_string_, sent_messages[0].message);
+
+    // There should be no response timers set for DisconnectTetheringOperation.
+    EXPECT_FALSE(
+        operation_->GetResponseTimerForDevice(sent_messages[0].remote_device));
   }
 
   void SimulateConnectionTimeout() {
     operation_->UnregisterDevice(test_device_);
   }
 
   const std::string disconnect_tethering_request_string_;
   const cryptauth::RemoteDevice test_device_;
 
   std::unique_ptr<FakeBleConnectionManager> fake_ble_connection_manager_;
@@ skipping 13 matching lines @@
 
 TEST_F(DisconnectTetheringOperationTest, TestFailure) {
   SimulateConnectionTimeout();
   EXPECT_EQ(test_device_.GetDeviceId(), test_observer_->last_device_id());
   EXPECT_FALSE(test_observer_->WasLastOperationSuccessful());
 }
 
 }  // namespace tether
 
 }  // namespace cryptauth