public void ReadStateNextStateIsNull()
{
IConsole mockConsole = Substitute.For<IConsole>();
ILog mockLog = Substitute.For<ILog>();
ITodoList mockTodoList = Substitute.For<ITodoList>();
ReadState state = new ReadState(mockConsole, mockLog, mockTodoList);
Assert.IsNull(state.GetNextState());
}
public void ReadStateReturnsNullStateWhenReadingBlankString()
{
IConsole mockConsole = Substitute.For<IConsole>();
ILog mockLog = Substitute.For<ILog>();
ITodoList mockTodoList = Substitute.For<ITodoList>();
ReadState state = new ReadState(mockConsole, mockLog, mockTodoList);
state.Execute();
Assert.IsNull(state.GetNextState());
}
public void ReadStateReturnsCommandStateWhenReadingCommand()
{
IConsole mockConsole = Substitute.For<IConsole>();
mockConsole.GetInput().Returns(">COMMANDSTRING");
ILog mockLog = Substitute.For<ILog>();
ITodoList mockTodoList = Substitute.For<ITodoList>();
ReadState state = new ReadState(mockConsole, mockLog, mockTodoList);
state.Execute();
State nextState = state.GetNextState();
Assert.IsInstanceOfType(nextState, typeof(CommandLogState));
Assert.AreEqual("COMMANDSTRING", nextState.Input);
}
public void ReadStateReturnsStoreStateWhenReadingPlainText()
{
const string cConsoleInput = "This is plain text";
IConsole mockConsole = Substitute.For<IConsole>();
mockConsole.GetInput().Returns(cConsoleInput);
ILog mockLog = Substitute.For<ILog>();
ITodoList mockTodoList = Substitute.For<ITodoList>();
ReadState state = new ReadState(mockConsole, mockLog, mockTodoList);
state.Execute();
State nextState = state.GetNextState();
Assert.IsInstanceOfType(nextState, typeof(StoreState));
Assert.AreEqual(cConsoleInput, nextState.Input);
}