public void Throw_WhenPassedParameterIsNull()
{
//Arrange
var brands = new Mock <IEfGenericRepository <Brand> >();
var brandsService = new BrandsService(brands.Object);
//Act & Assert
Assert.Throws <ArgumentNullException>(() => brandsService.Update(null));
}
public void InvokeRepositoryMethodUpdateOnce_WhenPassedParameterIsValid()
{
//Arrange
var brands = new Mock <IEfGenericRepository <Brand> >();
brands.Setup(x => x.Update(It.IsAny <Brand>())).Verifiable();
var brandsService = new BrandsService(brands.Object);
var brand = DataHelper.GetBrand();
//Act
brandsService.Update(brand);
//Assert
brands.Verify(x => x.Update(It.IsAny <Brand>()), Times.Once);
}