public void Input_WhenCalled_CallsReaderOnce()
{
//Arrange
var reader = new Mock <IReader>();
var writer = new Mock <IWriter>();
reader.Setup(x => x.ReadLine()).Returns("2");
var commandFactory = new Mock <ICommandFactory>();
var menu = new FakeMenu(reader.Object, writer.Object, commandFactory.Object);
//Act
menu.Input();
//Assert
reader.Verify(x => x.ReadLine(), Times.Once());
}
public void Input_ReadInvalidValue_CallsWriteOnce()
{
//Arrange
var reader = new Mock <IReader>();
var writer = new Mock <IWriter>();
reader.Setup(x => x.ReadLine()).Returns("e");
var commandFactory = new Mock <ICommandFactory>();
var menu = new FakeMenu(reader.Object, writer.Object, commandFactory.Object);
//Act
menu.Input();
//Assert
writer.Verify(x => x.WriteLine("Incorect input value"), Times.Once());
}