Test media and graphics APIs including WebGL, WebGPU, Web Audio, Picture-in-Picture, and codec support.
Test the EyeDropper API: pick colors from anywhere on the screen.
Test WebGL and WebGL2: renderer, vendor, max texture size, and extensions.
Test the WebGPU API: check adapter availability and device capabilities.
Test the Web Audio API: AudioContext, sample rate, and tone generation.
Test the Picture-in-Picture API: enter PiP mode and display window dimensions.
Test the Media Session API: set metadata and register media action handlers.
Test the WebCodecs API: check support for video and audio codecs.
Test the browser's built-in PDF viewer and inline PDF rendering.