package Ġbr . com . stone . em eral d components . basics . button Ċ Ċ import Ġbr . com . stone . em eral d components . basic . button . Button State Helper Ċ import Ġorg . junit . Assert . assertNotNull Ċ import Ġorg . junit . Test Ċ import Ġorg . junit . runner . RunWith Ċ import Ġorg . ro bo lectric . Ro bo lectric TestRunner Ċ import Ġorg . ro bo lectric . Runtime Environment Ċ Ċ /** Ċ Ġ* ĠCreated Ġby Ġre nan . sil va Ġon Ġ 1 9 / 1 2 / 2 0 1 8 . Ċ Ġ* ĠCopyright Ġ( c ) ĠSt one ĠCo . ĠAll Ġrights Ġreserved . Ċ Ġ* Ġre nan . sil va @ stone . com . br Ċ Ġ*/ Ċ @ RunWith ( Ro bo lectric TestRunner :: class ) Ċ class ĠButton State Helper Test Ġ{ ĊĊĠĠĠ Ġ@ Test ĊĠĠĠ Ġfun ĠtestGet Background Drawable () Ġ{ ĊĠĠĠĠĠĠĠ Ġval Ġstates Ġ= ĠButton State Helper ( Runtime Environment . application ) ĊĠĠĠĠĠĠĠĠĠĠĠĠĠĠĠ Ġ. get Background Drawable ( android . R . color . white , Ġ 1 f ) ĊĠĠĠĠĠĠĠ ĠassertNotNull ( states ) ĊĠĠĠ Ġ} Ċ }