chore: initialize qiming workspace repository

qimingclaw/crates/qiming-mcp-stdio-proxy/tests/fixtures/mock-mcp-server.mjs

@@ -0,0 +1,66 @@
+#!/usr/bin/env node
+/**
+ * Mock MCP Server — test fixture for qiming-mcp-stdio-proxy
+ *
+ * Usage:
+ *   node mock-mcp-server.mjs --tools '["tool-a","tool-b"]' --name 'my-server'
+ *
+ * Flags:
+ *   --tools <json>           Array of tool names to register (default: ["mock-tool"])
+ *   --name <string>          Server name (default: "mock-server")
+ *   --assert-no-env <VAR>    Exit with error if env variable VAR is set (for env isolation tests)
+ */
+
+import { Server } from '@modelcontextprotocol/sdk/server/index.js';
+import { StdioServerTransport } from '@modelcontextprotocol/sdk/server/stdio.js';
+import {
+  ListToolsRequestSchema,
+  CallToolRequestSchema,
+} from '@modelcontextprotocol/sdk/types.js';
+
+// ---- Parse arguments ----
+
+function getArg(flag) {
+  const idx = process.argv.indexOf(flag);
+  return idx >= 0 && idx + 1 < process.argv.length ? process.argv[idx + 1] : null;
+}
+
+const toolNames = JSON.parse(getArg('--tools') || '["mock-tool"]');
+const serverName = getArg('--name') || 'mock-server';
+
+// ---- Env assertion (for testing env isolation) ----
+
+const assertNoEnv = getArg('--assert-no-env');
+if (assertNoEnv && process.env[assertNoEnv]) {
+  process.stderr.write(
+    `[${serverName}] ASSERTION FAILED: env var "${assertNoEnv}" should not be set (value: "${process.env[assertNoEnv]}")\n`,
+  );
+  process.exit(1);
+}
+
+// ---- Build tools ----
+
+const tools = toolNames.map((name) => ({
+  name,
+  description: `Mock tool: ${name} (from ${serverName})`,
+  inputSchema: { type: 'object', properties: {} },
+}));
+
+// ---- Create server ----
+
+const server = new Server(
+  { name: serverName, version: '1.0.0' },
+  { capabilities: { tools: {} } },
+);
+
+server.setRequestHandler(ListToolsRequestSchema, async () => ({ tools }));
+
+server.setRequestHandler(CallToolRequestSchema, async (request) => ({
+  content: [{ type: 'text', text: `${serverName}:${request.params.name}` }],
+}));
+
+// ---- Start ----
+
+const transport = new StdioServerTransport();
+await server.connect(transport);
+process.stderr.write(`[${serverName}] Mock MCP server running with tools: ${toolNames.join(', ')}\n`);