update to AndroidX

Author: efraespada

app/build.gradle

@@ -21,7 +21,7 @@ android {
         targetSdkVersion 29
         versionCode 1
         versionName "1.0"
-        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+        testInstrumentationRunner 'androidx.test.runner.AndroidJUnitRunner'
     }
     buildTypes {
         release {
@@ -55,9 +55,9 @@ dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     implementation"org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
     implementation "com.stringcare:library:$stringcare_version"
-    implementation 'com.android.support:appcompat-v7:28.0.0'
-    implementation 'com.android.support.constraint:constraint-layout:1.1.3'
+    implementation 'androidx.appcompat:appcompat:1.1.0'
+    implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
     testImplementation 'junit:junit:4.12'
-    androidTestImplementation 'com.android.support.test:runner:1.0.2'
-    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.1'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
 }

app/src/androidTest/java/com/stringcare/sample/ExampleInstrumentedTest.kt

@@ -1,7 +1,7 @@
 package com.stringcare.sample
 
-import android.support.test.InstrumentationRegistry
-import android.support.test.runner.AndroidJUnit4
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.ext.junit.runners.AndroidJUnit4
 
 import org.junit.Test
 import org.junit.runner.RunWith

app/src/main/java/com/stringcare/sample/MainActivity.kt

@@ -1,7 +1,7 @@
 package com.stringcare.sample
 
-import android.support.v7.app.AppCompatActivity
 import android.os.Bundle
+import androidx.appcompat.app.AppCompatActivity
 import com.stringcare.library.*
 import kotlinx.android.synthetic.main.activity_main.*
 

gradle.properties

@@ -13,3 +13,5 @@ org.gradle.jvmargs=-Xmx1536m
 # org.gradle.parallel=true
 # Kotlin code style for this project: "official" or "obsolete":
 kotlin.code.style=official
+android.useAndroidX=true
+android.enableJetifier=true