|
| 1 | +using System; |
| 2 | +using System.Diagnostics; |
| 3 | +using System.IO; |
| 4 | +using System.Text.Json; |
| 5 | +using System.Threading.Tasks; |
| 6 | +using Xunit; |
| 7 | + |
| 8 | +namespace TALXIS.CLI.MCP.Tests |
| 9 | +{ |
| 10 | + public class McpServerIntegrationTests |
| 11 | + { |
| 12 | + private static readonly string ProjectPath = GetProjectPath(); |
| 13 | + |
| 14 | + private static string GetProjectPath() |
| 15 | + { |
| 16 | + // Start from test output dir, traverse up to repo root |
| 17 | + var dir = new DirectoryInfo(AppContext.BaseDirectory); |
| 18 | + while (dir != null && !File.Exists(Path.Combine(dir.FullName, "TALXIS.CLI.sln"))) |
| 19 | + { |
| 20 | + dir = dir.Parent; |
| 21 | + } |
| 22 | + if (dir == null) |
| 23 | + throw new DirectoryNotFoundException("Could not find repo root (TALXIS.CLI.sln)"); |
| 24 | + var projectPath = Path.Combine(dir.FullName, "src", "TALXIS.CLI.MCP", "TALXIS.CLI.MCP.csproj"); |
| 25 | + Console.WriteLine($"Resolved MCP project path: {projectPath}"); |
| 26 | + if (!File.Exists(projectPath)) |
| 27 | + throw new FileNotFoundException($"MCP project file not found at: {projectPath}"); |
| 28 | + return projectPath; |
| 29 | + } |
| 30 | + |
| 31 | + static McpServerIntegrationTests() |
| 32 | + { |
| 33 | + Console.WriteLine($"Resolved MCP project path: {ProjectPath}"); |
| 34 | + if (!File.Exists(ProjectPath)) |
| 35 | + { |
| 36 | + throw new FileNotFoundException($"MCP project file not found at: {ProjectPath}"); |
| 37 | + } |
| 38 | + } |
| 39 | + |
| 40 | + |
| 41 | + [Fact] |
| 42 | + public async Task Initialize_And_ListTools_Works() |
| 43 | + { |
| 44 | + await WithMcpServer(async process => |
| 45 | + { |
| 46 | + await InitializeMcp(process); |
| 47 | + var response = await ReadResponse(process); |
| 48 | + Assert.Contains("result", response); |
| 49 | + |
| 50 | + await SendJsonRpc(process, new { jsonrpc = "2.0", id = 2, method = "tools/list", @params = new { } }); |
| 51 | + response = await ReadResponse(process); |
| 52 | + Assert.Contains("result", response); |
| 53 | + Assert.Contains("workspace_component_create", response); |
| 54 | + }); |
| 55 | + } |
| 56 | + |
| 57 | + |
| 58 | + [Fact] |
| 59 | + public async Task InvalidToolName_ReturnsError() |
| 60 | + { |
| 61 | + await WithMcpServer(async process => |
| 62 | + { |
| 63 | + await InitializeMcp(process); |
| 64 | + await ReadResponse(process); |
| 65 | + |
| 66 | + await SendJsonRpc(process, new { jsonrpc = "2.0", id = 2, method = "tools/call", @params = new { name = "nonexistent_tool", arguments = new { } } }); |
| 67 | + var response = await ReadResponse(process); |
| 68 | + Assert.Contains("error", response, StringComparison.OrdinalIgnoreCase); |
| 69 | + }); |
| 70 | + } |
| 71 | + |
| 72 | + |
| 73 | + [Fact] |
| 74 | + public async Task WorkspaceComponentCreate_MissingRequiredParam_ReturnsError() |
| 75 | + { |
| 76 | + await WithMcpServer(async process => |
| 77 | + { |
| 78 | + await InitializeMcp(process); |
| 79 | + await ReadResponse(process); |
| 80 | + |
| 81 | + // Missing required parameters (e.g. name, template) |
| 82 | + await SendJsonRpc(process, new { jsonrpc = "2.0", id = 2, method = "tools/call", @params = new { name = "workspace_component_create", arguments = new { } } }); |
| 83 | + var response = await ReadResponse(process); |
| 84 | + Assert.Contains("error", response, StringComparison.OrdinalIgnoreCase); |
| 85 | + Assert.Contains("required", response, StringComparison.OrdinalIgnoreCase); |
| 86 | + }); |
| 87 | + } |
| 88 | + |
| 89 | + |
| 90 | + [Fact] |
| 91 | + public async Task WorkspaceComponentCreate_InvalidTemplate_ReturnsError() |
| 92 | + { |
| 93 | + await WithMcpServer(async process => |
| 94 | + { |
| 95 | + await InitializeMcp(process); |
| 96 | + await ReadResponse(process); |
| 97 | + |
| 98 | + // Invalid template name |
| 99 | + await SendJsonRpc(process, new { jsonrpc = "2.0", id = 2, method = "tools/call", @params = new { name = "workspace_component_create", arguments = new { name = "TestComponent", template = "invalid-template" } } }); |
| 100 | + var response = await ReadResponse(process); |
| 101 | + Assert.Contains("error", response, StringComparison.OrdinalIgnoreCase); |
| 102 | + Assert.Contains("template", response, StringComparison.OrdinalIgnoreCase); |
| 103 | + }); |
| 104 | + } |
| 105 | + /// <summary> |
| 106 | + /// Helper to start the MCP server, run a test, and ensure cleanup. |
| 107 | + /// </summary> |
| 108 | + private static async Task WithMcpServer(Func<Process, Task> test) |
| 109 | + { |
| 110 | + var process = StartMcpServer(); |
| 111 | + try |
| 112 | + { |
| 113 | + await test(process); |
| 114 | + } |
| 115 | + finally |
| 116 | + { |
| 117 | + process.Kill(); |
| 118 | + } |
| 119 | + } |
| 120 | + |
| 121 | + /// <summary> |
| 122 | + /// Helper to send the MCP initialize message. |
| 123 | + /// </summary> |
| 124 | + private static Task InitializeMcp(Process process) |
| 125 | + { |
| 126 | + return SendJsonRpc(process, new |
| 127 | + { |
| 128 | + jsonrpc = "2.0", |
| 129 | + id = 1, |
| 130 | + method = "initialize", |
| 131 | + @params = new |
| 132 | + { |
| 133 | + protocolVersion = "2025-06-18", |
| 134 | + capabilities = new { }, |
| 135 | + clientInfo = new { name = "test-client", version = "1.0.0" } |
| 136 | + } |
| 137 | + }); |
| 138 | + } |
| 139 | + |
| 140 | + private static Process StartMcpServer() |
| 141 | + { |
| 142 | + var psi = new ProcessStartInfo("dotnet", $"run --project {ProjectPath}") |
| 143 | + { |
| 144 | + RedirectStandardInput = true, |
| 145 | + RedirectStandardOutput = true, |
| 146 | + RedirectStandardError = true, |
| 147 | + UseShellExecute = false, |
| 148 | + CreateNoWindow = true |
| 149 | + }; |
| 150 | + return Process.Start(psi); |
| 151 | + } |
| 152 | + |
| 153 | + private static async Task SendJsonRpc(Process process, object message) |
| 154 | + { |
| 155 | + var json = JsonSerializer.Serialize(message); |
| 156 | + await process.StandardInput.WriteLineAsync(json); |
| 157 | + await process.StandardInput.FlushAsync(); |
| 158 | + } |
| 159 | + |
| 160 | + private static async Task<string> ReadResponse(Process process) |
| 161 | + { |
| 162 | + // Read a single line response |
| 163 | + return await process.StandardOutput.ReadLineAsync(); |
| 164 | + } |
| 165 | + } |
| 166 | +} |
0 commit comments