csharp-sdk/tests/ModelContextProtocol.AspNetCore.Tests/MapMcpStreamableHttpTests.cs at 26af65ef10935a0311cea84ee033a9746a9a1149 · halter73/csharp-sdk · GitHub

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using Microsoft.AspNetCore.Builder;
using Microsoft.Extensions.DependencyInjection;
using ModelContextProtocol.Client;

namespace ModelContextProtocol.AspNetCore.Tests;

public class MapMcpStreamableHttpTests(ITestOutputHelper outputHelper) : MapMcpTests(outputHelper)
{
    protected override bool UseStreamableHttp => true;
    protected override bool Stateless => false;

    [Theory]
    [InlineData("/a", "/a")]
    [InlineData("/a", "/a/")]
    [InlineData("/a/", "/a/")]
    [InlineData("/a/", "/a")]
    [InlineData("/a/b", "/a/b")]
    public async Task CanConnect_WithMcpClient_AfterCustomizingRoute(string routePattern, string requestPath)
    {
        Builder.Services.AddMcpServer(options =>
        {
            options.ServerInfo = new()
            {
                Name = "TestCustomRouteServer",
                Version = "1.0.0",
            };
        }).WithHttpTransport(ConfigureStateless);
        await using var app = Builder.Build();

        app.MapMcp(routePattern);

        await app.StartAsync(TestContext.Current.CancellationToken);

        await using var mcpClient = await ConnectAsync(requestPath);

        Assert.Equal("TestCustomRouteServer", mcpClient.ServerInfo.Name);
    }

    [Fact]
    public async Task StreamableHttpMode_Works_WithRootEndpoint()
    {
        Builder.Services.AddMcpServer(options =>
        {
            options.ServerInfo = new()
            {
                Name = "StreamableHttpTestServer",
                Version = "1.0.0",
            };
        }).WithHttpTransport(ConfigureStateless);
        await using var app = Builder.Build();

        app.MapMcp();

        await app.StartAsync(TestContext.Current.CancellationToken);

        await using var mcpClient = await ConnectAsync("/", new()
        {
            Endpoint = new Uri("http://localhost/"),
            TransportMode = HttpTransportMode.AutoDetect
        });

        Assert.Equal("StreamableHttpTestServer", mcpClient.ServerInfo.Name);
    }

    [Fact]
    public async Task AutoDetectMode_Works_WithRootEndpoint()
    {
        Builder.Services.AddMcpServer(options =>
        {
            options.ServerInfo = new()
            {
                Name = "AutoDetectTestServer",
                Version = "1.0.0",
            };
        }).WithHttpTransport(ConfigureStateless);
        await using var app = Builder.Build();

        app.MapMcp();

        await app.StartAsync(TestContext.Current.CancellationToken);

        await using var mcpClient = await ConnectAsync("/", new()
        {
            Endpoint = new Uri("http://localhost/"),
            TransportMode = HttpTransportMode.AutoDetect
        });

        Assert.Equal("AutoDetectTestServer", mcpClient.ServerInfo.Name);
    }

    [Fact]
    public async Task AutoDetectMode_Works_WithSseEndpoint()
    {
        Assert.SkipWhen(Stateless, "SSE endpoint is disabled in stateless mode.");

        Builder.Services.AddMcpServer(options =>
        {
            options.ServerInfo = new()
            {
                Name = "AutoDetectSseTestServer",
                Version = "1.0.0",
            };
        }).WithHttpTransport(ConfigureStateless);
        await using var app = Builder.Build();

        app.MapMcp();

        await app.StartAsync(TestContext.Current.CancellationToken);

        await using var mcpClient = await ConnectAsync("/sse", new()
        {
            Endpoint = new Uri("http://localhost/sse"),
            TransportMode = HttpTransportMode.AutoDetect
        });

        Assert.Equal("AutoDetectSseTestServer", mcpClient.ServerInfo.Name);
    }

    [Fact]
    public async Task SseMode_Works_WithSseEndpoint()
    {
        Assert.SkipWhen(Stateless, "SSE endpoint is disabled in stateless mode.");

        Builder.Services.AddMcpServer(options =>
        {
            options.ServerInfo = new()
            {
                Name = "SseTestServer",
                Version = "1.0.0",
            };
        }).WithHttpTransport(ConfigureStateless);
        await using var app = Builder.Build();

        app.MapMcp();

        await app.StartAsync(TestContext.Current.CancellationToken);

        await using var mcpClient = await ConnectAsync(transportOptions: new()
        {
            Endpoint = new Uri("http://localhost/sse"),
            TransportMode = HttpTransportMode.Sse
        });

        Assert.Equal("SseTestServer", mcpClient.ServerInfo.Name);
    }
}