testdrivercustomizing-deviceslisted

<!-- Generated from customizing-devices.mdx. DO NOT EDIT. --> ## TestDriver Options Configure TestDriver behavior with options passed to the `TestDriver()` function: ```javascript const testdriver = TestDriver(context, { // === Sandbox & Connection === newSandbox: true, // Force creation of a new sandbox (default: true) reconnect: false, // Reconnect to last sandbox (default: false) keepAlive: 60000, // Keep sandbox alive after disconnect in ms (default: 60000) os: "linux", // 'linux' | 'windows' (default: 'linux') resolution: "1366x768", // Sandbox resolution (e.g., '1920x1080') ip: "203.0.113.42", // Direct IP for self-hosted sandbox sandboxAmi: "ami-1234", // Custom AMI ID (AWS deployments) sandboxInstance: "i3.metal", // EC2 instance type (AWS deployments) // === Preview & Debugging === preview: "browser", // "browser" | "ide" | "none" (default: "browser") headless: false, // @deprecated - use preview: "none" instead debugOnFailure: false, // Keep sandbox alive on test failure for debugging // === Caching === cache: true, // Enable element caching (default: true) // Or use advanced caching config: // cache: { // enabled: true, // thresholds: { // find: { screen: 0.05, element: 0.8 }, // assert: 0.05 // } // }, cacheKey: "my-test", // Cache key for element finding operations // === Recording & Screenshots ===