public void CallSaveMethod_FromDbContext()
{
// Arrange
var mockedDbContext = new Mock <IDatabaseContext>();
mockedDbContext.Setup(d => d.Save()).Verifiable();
var imageGalleryService = new ImageGalleryService(mockedDbContext.Object);
// Act
imageGalleryService.Save();
// Assert
mockedDbContext.Verify(d => d.Save(), Times.Once);
}
