public void ThrowArgumentNullException_WhenAnItemToEditIsNotProvided()
{
// Arrange
var dbSetWrapperMock = new Mock <IEfDbSetWrapper <Photo> >();
var dbContextSaveChangesMock = new Mock <IEfDbContextSaveChanges>();
IModifyService <Photo> modifyService = new ModifyService <Photo>(dbSetWrapperMock.Object, dbContextSaveChangesMock.Object);
// Act, Assert
Assert.Throws <ArgumentNullException>(() => modifyService.Edit(null));
}
public void InvokeUpdateMethodFromDbSetWrapper_WhenAnItemToEditIsProvided()
{
// Arrange
var itemMock = new Mock <Tag>();
var dbSetWrapperMock = new Mock <IEfDbSetWrapper <Tag> >();
var dbContextSaveChangesMock = new Mock <IEfDbContextSaveChanges>();
IModifyService <Tag> modifyService = new ModifyService <Tag>(dbSetWrapperMock.Object, dbContextSaveChangesMock.Object);
// Act
modifyService.Edit(itemMock.Object);
// Assert
dbSetWrapperMock.Verify(x => x.Update(itemMock.Object), Times.Once);
}