通过id或者className的findOne总是找到{}
而find()找到的感觉是{}空字典的一些扩展方法
20:07:17.902/D: [ {},
'access$getEMPTY$cp': [Function],
accessibilityFocus: [Function],
clearAccessibilityFocus: [Function],
clearFocus: [Function],
click: [Function],
collapse: [Function],
contains: [Function],
contextClick: [Function],
copy: [Function],
cut: [Function],
dismiss: [Function],
each: [Function],
empty: [Function],
equals: [Function],
expand: [Function],
find: [Function],
findOne: [Function],
focus: [Function],
get: [Function],
getClass: [Function],
getMNodes: [Function],
hashCode: [Function],
indexOf: [Function],
isEmpty: [Function],
iterator: [Function],
lastIndexOf: [Function],
longClick: [Function],
nonEmpty: [Function],
notify: [Function],
notifyAll: [Function],
paste: [Function],
performAction: [Function],
scrollBackward: [Function],
scrollDown: [Function],
scrollForward: [Function],
scrollLeft: [Function],
scrollRight: [Function],
scrollTo: [Function],
scrollUp: [Function],
select: [Function],
setProgress: [Function],
setSelection: [Function],
setText: [Function],
show: [Function],
size: [Function],
toArray: [Function],
toString: [Function],
wait: [Function] ]