title: error: package android.test does not exist
body: <p>I can't compile my project!
  Please help me.</p>
  
  <pre><code>Error:(4, 20) error: package android.test does not exist
  Error:(9, 38) error: cannot find symbol class ApplicationTestCase
  Error:Execution failed for task ':app:compileDebugAndroidTestJavaWithJavac'.
  &gt; Compilation failed; see the compiler error output for details.
  </code></pre>
  
  <p><em>On Android Stuio 1.4.</em></p>
  
  <pre><code>apply plugin: 'com.android.application'
  
  android {
  compileSdkVersion 28
  buildToolsVersion "23.0.1"
  
  defaultConfig {
      applicationId "com.mkurbanov.lebap_kwartira"
      minSdkVersion 15
      targetSdkVersion 28
      versionCode 1
      versionName "1.0"
  }
  buildTypes {
      release {
          minifyEnabled true
          proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
      }
  }
  }
  
  dependencies {
  compile fileTree(include: ['*.jar'], dir: 'libs')
  testCompile 'junit:junit:4.12'
  compile 'com.android.support:appcompat-v7:26.0.0-alpha1'
  compile 'com.android.support:recyclerview-v7:26.0.0-alpha1'
  compile 'com.android.support:cardview-v7:26.0.0-alpha1'
  compile 'com.android.support:design:26.0.0-alpha1'
  compile 'com.android.support:support-v4:26.0.0-alpha1'
  compile 'com.nineoldandroids:library:2.4.0'
  compile 'com.daimajia.slider:library:1.1.5@aar'
  compile 'com.balysv:material-ripple:1.0.2'
  compile 'com.daimajia.easing:library:2.0@aar'
  compile 'com.daimajia.androidanimations:library:2.3@aar'
  compile 'com.github.esafirm.android-image-picker:imagepicker:1.13.1'
  // for experimental rx picker
  compile 'com.github.esafirm.android-image-picker:rximagepicker:1.13.1'
  }
  </code></pre>
  
  <blockquote>
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  </blockquote>