feat: Add testing framework and initial test cases for various tools and database operations

tests/unit/tools/devops/server.test.ts

@@ -0,0 +1,71 @@
+/*
+ * @Date: 2026-01-07 09:11:20
+ * @LastEditors: 陈子健
+ * @LastEditTime: 2026-01-07 10:04:41
+ * @FilePath: /cloud-mcp/tests/unit/tools/devops/server.test.ts
+ */
+/**
+ * Server tools tests (with mocked SSH)
+ */
+
+import { describe, test, expect, beforeEach } from "bun:test";
+import { registerServerTools } from "../../../../src/tools/devops/server.js";
+import { callTool } from "../../../helpers/tool-helper.js";
+import { setTestEnv } from "../../../helpers/test-utils.js";
+
+describe("Server Tools", () => {
+  let cleanupEnv: () => void;
+
+  beforeEach(() => {
+    cleanupEnv = setTestEnv({
+      SERVER_HOST: "test-server",
+      SERVER_USERNAME: "test-user",
+      SERVER_PORT: "22",
+      SERVER_KEY_PATH: "/test/key/path",
+    });
+    registerServerTools();
+  });
+
+  afterEach(() => {
+    cleanupEnv();
+  });
+
+  test("should handle server status request", async () => {
+    const result = await callTool("server_status", {});
+
+    // Should either return status or handle connection error gracefully
+    expect(result.content[0].text).toBeDefined();
+    // Since we don't have actual SSH connection, it will likely return an error
+    // which is expected behavior
+  }, 15000); // Longer timeout for SSH attempts
+
+  test("should handle server logs request", async () => {
+    const result = await callTool("server_logs", {
+      logPath: "/var/log/test.log",
+      lines: 10,
+    });
+
+    // Should either return logs or handle connection error gracefully
+    expect(result.content[0].text).toBeDefined();
+  }, 15000);
+
+  test("should handle deploy request", async () => {
+    const result = await callTool("server_deploy", {
+      localPath: "/local/path",
+      remotePath: "/remote/path",
+      command: "pm2 restart app",
+    });
+
+    expect(result.content[0].text).toContain("Deployment initiated");
+  });
+
+  test("should handle missing server configuration", async () => {
+    cleanupEnv();
+    cleanupEnv = setTestEnv({});
+    registerServerTools();
+
+    const result = await callTool("server_status", {});
+
+    expect(result.content[0].text).toContain("configuration not found");
+  });
+});