在ASP.NET WebApi中测试路由配置

using System.Web.Http;
using System.Web.Http.Routing;
using Microsoft.VisualStudio.TestTools.UnitTesting;

[TestClass]
public class RouteTests
{
    private HttpConfiguration _config;

    [TestInitialize]
    public void Setup()
    {
        _config = new HttpConfiguration();
        WebApiConfig.Register(_config);
        _config.EnsureInitialized();
    }

    [TestMethod]
    public void TestDefaultRoute()
    {
        // Arrange
        var request = new HttpRequestMessage(HttpMethod.Get, "http://localhost/api/products");
        var routeData = _config.Routes.GetRouteData(request);

        // Assert
        Assert.IsNotNull(routeData);
        Assert.AreEqual("products", routeData.Values["controller"]);
        Assert.AreEqual("Get", routeData.Values["action"]);
    }
}

using Microsoft.AspNetCore.Mvc.Testing;
using System.Net.Http;
using Xunit;

public class RouteIntegrationTests : IClassFixture<WebApplicationFactory<Startup>>
{
    private readonly HttpClient _client;

    public RouteIntegrationTests(WebApplicationFactory<Startup> factory)
    {
        _client = factory.CreateClient();
    }

    [Fact]
    public async Task GetProducts_ReturnsSuccessStatusCode()
    {
        // Act
        var response = await _client.GetAsync("/api/products");

        // Assert
        response.EnsureSuccessStatusCode();
    }
}

app.UseEndpoints(endpoints =>
{
    endpoints.MapControllers();
    endpoints.MapGet("/debug/routes", async context =>
    {
        var sb = new StringBuilder();
        foreach (var endpoint in endpoints.DataSources.SelectMany(ds => ds.Endpoints))
        {
            sb.AppendLine(endpoint.DisplayName);
        }
        await context.Response.WriteAsync(sb.ToString());
    });
});