public async void TestDelete()
{
//Arrange
var dto = new Entry
{
Name = "DELETE TEST",
PhoneNumber = "0833452693",
PhoneBookId = 1,
};
_context.Add(dto);
await _context.SaveChangesAsync();
//Act
var result = await _controller.DeleteEntry(dto.Id);
var value = result.GetValue <OkObjectResult, Entry>();
var check = _context.Entries
.FirstOrDefault(e => e.Id == value.Id);
//Assert
Assert.Null(check);
}