public async Task GetConversationsById_ReturnsObjectResult()
        {
            // Arrange
            var conversation = GenerateFake.Conversation();

            _mockRepo.Setup(repo => repo.GetConversationById(conversation.Id))
            .ReturnsAsync(conversation);

            // Act
            var response = await _conversationController.GetConversationById(1);

            // Assert
            Assert.IsAssignableFrom <ObjectResult>(response);
        }