public void RequestChangeBalanceSendsCorrectMessage()
{
//prepare
var consoleMock = new Mock <IConsoleWriter>();
var mockRemoteActor = CreateTestProbe();
var actor = ActorOfAsTestActorRef <UserBalanceActor>(Props.Create(() => new UserBalanceActor(consoleMock.Object, mockRemoteActor)));
var message = new ChangeBalanceMessage(Guid.NewGuid(), 100);
//execute
actor.Tell(message);
//assert
var sentMessage = mockRemoteActor.ExpectMsg <ChangeBalance>();
Assert.Equal(message.UserId, sentMessage.UserId);
Assert.Equal(message.ChangedAmount, sentMessage.ChangedAmount);
}
public void RequestChangeBalanceOutputsBalanceChangeRequest()
{
//prepare
var consoleMock = new Mock <IConsoleWriter>();
var output = string.Empty;
consoleMock.Setup(x => x.WriteLine(It.IsAny <string>())).Callback((string x) => output = x);
var actor = ActorOfAsTestActorRef <UserBalanceActor>(Props.Create(() => new UserBalanceActor(consoleMock.Object, null)));
var message = new ChangeBalanceMessage(Guid.NewGuid(), 100);
//execute
actor.Tell(message);
//assert
consoleMock.Verify(x => x.WriteLine(It.IsAny <string>()), Times.Once);
Assert.Equal($"User '{message.UserId}' requested change for amount '{message.ChangedAmount}'", output);
}
private void RequestChangeBalance(ChangeBalanceMessage message)
{
_consoleWriter.WriteLine($"User '{message.UserId}' requested change for amount '{message.ChangedAmount}'");
_userAccountsCoordinatorRemoteActor.Tell(new ChangeBalance(message.UserId, message.ChangedAmount));
}
private static void SendBalanceChangeMessage(Guid userId, double changedAmount)
{
var message = new ChangeBalanceMessage(userId, changedAmount);
_system.ActorSelection("akka://ActorSystem/user/UserBalance").Tell(message);
}
