private FakeRobotAgent agent;
@Override
protected void setUp() throws Exception {
ServerFrontendAddressHolder frontendAddressHolder = mock(ServerFrontendAddressHolder.class);
when(frontendAddressHolder.getAddresses()).thenReturn(Lists.newArrayList("localhost:9898"));
TokenGenerator tokenGenerator = mock(TokenGenerator.class);
when(tokenGenerator.generateToken(anyInt())).thenReturn("abcde");
AccountStore accountStore = mock(AccountStore.class);
RobotRegistrar registar = mock(RobotRegistrar.class);
agent =