How do I set up a controller in ASP.NET Core?

How do I set up a controller in ASP.NET Core?

To set up a controller in ASP.NET Core, you need to create a new class that inherits from ControllerBase or Controller.

What attributes do I need to use for routing?

You can use the [Route] attribute to define the route for your controller and [HttpGet], [HttpPost], etc., for specific actions.

Can you show me an example of a simple controller?

Sure! Here's a simple example:

[ApiController]
[Route("api/[controller]")]
public class WeatherController : ControllerBase
{
    [HttpGet]
    public IActionResult GetWeather()
    {
        return Ok("Sunny");
    }
}

How do I test my controller?

You can use unit testing frameworks like xUnit or NUnit along with mocking libraries like Moq to test your controller.