HTMLVideoElement Test For The Global'src' Attribute
Test Result Test Assertion
Manual Verification Test passes if a video loads but is not playing, since the default state is paused. 

http://dev.w3.org/html5/spec/video.html#video

Content attributes:
    Global attributes
    src
    poster
    preload
    autoplay
    loop
    controls
    width
    height
DOM interface:
    interface HTMLVideoElement : HTMLMediaElement {
               attribute DOMString width;
               attribute DOMString height;
      readonly attribute unsigned long videoWidth;
      readonly attribute unsigned long videoHeight;
               attribute DOMString poster;
    };
If you see this then you do not implement the HTMLVideoElement 
Below is an image of how the above video element should render (all time cloks at zero).