public async Task AddWish_ServiceMethodThrowsInvalidOperationException_ReturnsForbiddenStatusCodeWishMessage()
{
var exceptionMessage = "User cannot add his book to wish list";
_wishListServiceMock.Setup(obj => obj.AddWishAsync(It.IsAny <int>()))
.Throws(new InvalidOperationException(exceptionMessage));
var result = await _controller.AddWish(It.IsAny <int>());
var objectResult = result.Should().BeOfType <ObjectResult>().Subject;
objectResult.StatusCode.Should().Be(403);
objectResult.Value.Should().Be(exceptionMessage);
}
