Issue 5931 - Create tests for util package

adblockplussbrowser/build.gradle

 apply plugin: 'com.android.application'
 apply plugin: 'kotlin-android'
 
 android {
     compileSdkVersion rootProject.ext.compileSdkVersion
     buildToolsVersion rootProject.ext.buildToolsVersion
 
     compileOptions {
         sourceCompatibility = rootProject.ext.sourceCompatibilityVersion
         targetCompatibility = rootProject.ext.targetCompatibilityVersion
     }
 
     defaultConfig {
         applicationId "org.adblockplus.adblockplussbrowser"
         minSdkVersion rootProject.ext.minSdkVersion
         targetSdkVersion rootProject.ext.targetSdkVersion
         versionCode 11
         versionName '1.1.1'
     }
 
     sourceSets {
         main {
             manifest.srcFile 'AndroidManifest.xml'
-            java.srcDirs = ['src/main/java/']
             res.srcDirs = ['res']
-        }
-        test {
-            java.srcDirs = ['src/test/java/']
         }
     }
 
     buildTypes {
         release {
             minifyEnabled true
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
             lintOptions {
                 disable 'MissingTranslation'
             }
@@ skipping 26 matching lines @@
 dependencies {
     testCompile "org.jetbrains.kotlin:kotlin-stdlib-jre7:$kotlinVersion"
     testCompile 'junit:junit:4.12'
     testCompile 'org.mockito:mockito-core:2.11.0'
     testCompile 'org.robolectric:robolectric:3.5.1'
     compile "com.android.support:support-v4:$rootProject.ext.androidSupportLibraryVersion"
     compile (group: 'commons-validator', name: 'commons-validator', version: '+') {
         exclude group: 'commons-logging', module: 'commons-logging'
     }
 }