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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using Microsoft.AspNetCore.Mvc.Controllers;
using Microsoft.AspNetCore.Mvc.Infrastructure;
using Microsoft.AspNetCore.Mvc.Routing;
namespace Microsoft.AspNetCore.Mvc;
// Generates a response based on the expected URL and action context
public class TestResponseGenerator
{
private readonly ActionContext _actionContext;
public TestResponseGenerator(IActionContextAccessor contextAccessor)
{
_actionContext = contextAccessor.ActionContext;
if (_actionContext == null)
{
throw new InvalidOperationException("ActionContext should not be null here.");
}
}
public ActionResult Generate(params string[] expectedUrls)
{
var link = (string)null;
var query = _actionContext.HttpContext.Request.Query;
if (query.ContainsKey("link"))
{
var values = query
.Where(kvp => kvp.Key != "link" && kvp.Key != "link_action" && kvp.Key != "link_controller")
.ToDictionary(kvp => kvp.Key.Substring("link_".Length), kvp => (object)kvp.Value[0]);
var urlHelper = GetUrlHelper(_actionContext);
link = urlHelper.Action(query["link_action"], query["link_controller"], values);
}
var attributeRoutingInfo = _actionContext.ActionDescriptor.AttributeRouteInfo;
return new OkObjectResult(new
{
expectedUrls = expectedUrls,
actualUrl = _actionContext.HttpContext.Request.Path.Value,
routeName = attributeRoutingInfo == null ? null : attributeRoutingInfo.Name,
routeValues = new Dictionary<string, object>(_actionContext.RouteData.Values),
action = ((ControllerActionDescriptor)_actionContext.ActionDescriptor).ActionName,
controller = ((ControllerActionDescriptor)_actionContext.ActionDescriptor).ControllerName,
link,
});
}
private IUrlHelper GetUrlHelper(ActionContext context)
{
var services = context.HttpContext.RequestServices;
var urlHelper = services.GetRequiredService<IUrlHelperFactory>().GetUrlHelper(context);
return urlHelper;
}
}
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