public void Update_Should_ThrowNullReferenceException_WhenPassedArgumentIsNull()
{
// Arrange
var mockedDbContext = new Mock <ICarSystemEfDbContext>();
var mockedSet = new Mock <DbSet <IAdvert> >();
// Act
mockedDbContext.Setup(set => set.Set <IAdvert>()).Returns(mockedSet.Object);
var mockedDbSet = new EfCarSystemDbSetCocoon <IAdvert>(mockedDbContext.Object);
IAdvert entity = null;
// Assert
Assert.That(() => mockedDbSet.Update(entity),
Throws.InstanceOf <NullReferenceException>());
}
public void Update_Should_NotThrowException_WhenPassedArgumentIsValid()
{
// Arrange
var mockedSet = new Mock <DbSet <IAdvert> >();
var mockedAdvert = new Mock <IAdvert>();
mockedSet.SetupAllProperties();
var mockedDbContext = new Mock <ICarSystemEfDbContext>();
// Act
mockedDbContext.Setup(x => x.Set <IAdvert>()).Returns(mockedSet.Object);
var mockedDbSet = new EfCarSystemDbSetCocoon <IAdvert>(mockedDbContext.Object);
try
{
mockedDbSet.Update(mockedAdvert.Object);
}
catch (NullReferenceException e)
{
}
// Assert
mockedDbContext.Verify(x => x.Entry(mockedAdvert.Object), Times.AtLeastOnce);
}