public void Add_Option_Without_Text_Error()
{
Mock <IOptionRepository> mockRepository = new Mock <IOptionRepository>(MockBehavior.Strict);
Option option = new Option();
option.Text = null;
mockRepository.Setup(s => s.Add(option))
.Throws(new ArgumentNullException(nameof(option.Text)));
option.Text = String.Empty;
mockRepository.Setup(s => s.Add(option))
.Throws(new ArgumentNullException(nameof(option.Text)));
OptionService service = new OptionService(mockRepository.Object);
ArgumentNullException ex = Assert.Throws <ArgumentNullException>(() => service.Add(null));
Assert.NotNull(ex);
Assert.Equal(nameof(option.Text), ex.ParamName);
ex = Assert.Throws <ArgumentNullException>(() => service.Add(String.Empty));
Assert.NotNull(ex);
Assert.Equal(nameof(option.Text), ex.ParamName);
mockRepository.Verify(m => m.Add(It.IsAny <Option>()), Times.AtLeast(2));
}
public void Add_Option_Success()
{
string text = "Add_Option_Success";
Mock <IOptionRepository> mockRepository = new Mock <IOptionRepository>(MockBehavior.Strict);
Option newOption = new Option();
newOption.Text = text;
mockRepository.Setup(s => s.Add(newOption))
.Callback <Option>(o => o.Id = 1);
Option expected = new Option();
expected.Id = 1;
expected.Text = text;
OptionService service = new OptionService(mockRepository.Object);
var actual = service.Add(text);
Assert.NotNull(actual);
Assert.Equal(expected, actual);
mockRepository.Verify(m => m.Add(It.IsAny <Option>()), Times.Once());
}
public void Add_Option_With_Text_Greater_Than_Max_Size_Error()
{
Mock <IOptionRepository> mockRepository = new Mock <IOptionRepository>(MockBehavior.Strict);
Option option = new Option();
option.Text = new String('A', 201);
mockRepository.Setup(s => s.Add(option))
.Throws(new ArgumentOutOfRangeException(nameof(option.Text)));
OptionService service = new OptionService(mockRepository.Object);
ArgumentOutOfRangeException ex = Assert.Throws <ArgumentOutOfRangeException>(() => service.Add(option.Text));
Assert.NotNull(ex);
Assert.Equal(nameof(option.Text), ex.ParamName);
mockRepository.Verify(m => m.Add(It.IsAny <Option>()), Times.Once());
}