Test invalid input with the pointer media feature. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". PASS window.matchMedia("(pointer:)").matches is false PASS document.styleSheets[1].cssRules[0].media.length is 1 PASS window.matchMedia("(pointer: )").matches is false PASS document.styleSheets[1].cssRules[0].media.length is 1 PASS window.matchMedia("(pointer: WebKit)").matches is false PASS document.styleSheets[1].cssRules[0].media.length is 1 PASS window.matchMedia("(pointer: pointer)").matches is false PASS document.styleSheets[1].cssRules[0].media.length is 1 PASS window.matchMedia("(pointer: hover)").matches is false PASS document.styleSheets[1].cssRules[0].media.length is 1 PASS window.matchMedia("(pointer: portrait)").matches is false PASS document.styleSheets[1].cssRules[0].media.length is 1 PASS window.matchMedia("(pointer: \"None\")").matches is false PASS document.styleSheets[1].cssRules[0].media.length is 1 PASS window.matchMedia("(pointer: 'None')").matches is false PASS document.styleSheets[1].cssRules[0].media.length is 1 PASS successfullyParsed is true TEST COMPLETE