android sdk--gradle

1. download gradle file
2.export gradle-2.2.1/bin/ to path
3.test ./gradle -v

android studio 測試

step 1./src/.
建立test com example app等資料夾

step 2. build.gradle
  sourceSets {
        instrumentTest.setRoot('src/test')
    }

step 3. "Sync Project with Gradle Files"

Tool -> Android ->Sync Project with Gradle Files

如果已經有test 資料夾他就不會當作source test

中文參考
http://yrulee.logdown.com/posts/233710-android-studio-start-with-unit-test

Unit Test參考
Unit Test

android 開發 logo

 //show 像gmail鍵號
actionBar.setDisplayHomeAsUpEnabled(true);


 //show logo
actionBar.setHomeButtonEnabled(true);
actionBar.setDisplayShowHomeEnabled(true);
actionBar.setDisplayUseLogoEnabled(true);
actionBar.setLogo(R.drawable.icon);
actionBar.setDisplayShowTitleEnabled(false); //optional

android sdk eclipse DDMS error

sudo apt-get install lib32z1 lib32z1-dev