dbus: Use randomly generated string as a TestService's service name

dbus/end_to_end_sync_unittest.cc

 // Copyright (c) 2012 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 "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "dbus/bus.h"
 #include "dbus/message.h"
 #include "dbus/object_path.h"
 #include "dbus/object_proxy.h"
@@ skipping 17 matching lines @@
     ASSERT_TRUE(test_service_->StartService());
     ASSERT_TRUE(test_service_->WaitUntilServiceIsStarted());
     ASSERT_FALSE(test_service_->HasDBusThread());
 
     // Create the client.
     Bus::Options client_bus_options;
     client_bus_options.bus_type = Bus::SESSION;
     client_bus_options.connection_type = Bus::PRIVATE;
     client_bus_ = new Bus(client_bus_options);
     object_proxy_ = client_bus_->GetObjectProxy(
-        "org.chromium.TestService",
+        test_service_->service_name(),
         ObjectPath("/org/chromium/TestObject"));
     ASSERT_FALSE(client_bus_->HasDBusThread());
   }
 
   void TearDown() override {
     test_service_->ShutdownAndBlock();
     test_service_->Stop();
     client_bus_->ShutdownAndBlock();
   }
 
@@ skipping 56 matching lines @@
   scoped_ptr<Response> response(
       object_proxy_->CallMethodAndBlock(&method_call, timeout_ms));
   ASSERT_FALSE(response.get());
 }
 
 TEST_F(EndToEndSyncTest, InvalidObjectPath) {
   // Trailing '/' is only allowed for the root path.
   const ObjectPath invalid_object_path("/org/chromium/TestObject/");
 
   // Replace object proxy with new one.
-  object_proxy_ = client_bus_->GetObjectProxy("org.chromium.TestService",
+  object_proxy_ = client_bus_->GetObjectProxy(test_service_->service_name(),
                                               invalid_object_path);
 
   MethodCall method_call("org.chromium.TestInterface", "Echo");
 
   const int timeout_ms = ObjectProxy::TIMEOUT_USE_DEFAULT;
   scoped_ptr<Response> response(
       object_proxy_->CallMethodAndBlock(&method_call, timeout_ms));
   ASSERT_FALSE(response.get());
 }
 
 TEST_F(EndToEndSyncTest, InvalidServiceName) {
   // Bus name cannot contain '/'.
   const std::string invalid_service_name = ":1/2";
 
   // Replace object proxy with new one.
   object_proxy_ = client_bus_->GetObjectProxy(
       invalid_service_name, ObjectPath("org.chromium.TestObject"));
 
   MethodCall method_call("org.chromium.TestInterface", "Echo");
 
   const int timeout_ms = ObjectProxy::TIMEOUT_USE_DEFAULT;
   scoped_ptr<Response> response(
       object_proxy_->CallMethodAndBlock(&method_call, timeout_ms));
   ASSERT_FALSE(response.get());
 }
 
 }  // namespace dbus