<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".MainActivity" >
 
    <TextView
        android:id="@+id/textView1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="JavaFileStorage Test App" />

    <Button
        android:id="@+id/button1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/textView1"
        android:layout_below="@+id/textView1"
        android:layout_marginLeft="17dp"
        android:text="Run test" />
        
       
       
    <Button
        android:id="@+id/button_test_filechooser"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginLeft="17dp"
          android:layout_alignLeft="@+id/textView1"
        android:layout_below="@+id/button1"
        android:text="Test File Chooser" />
    
     <Button
        android:id="@+id/button_test_filechooser_saveas"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/textView1"
        android:layout_below="@+id/button_test_filechooser"
        android:layout_marginLeft="17dp"
        android:text="Test File Chooser Save As" />
        
     
     <Button
        android:id="@+id/button_test_preparefileusage"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/textView1"
        android:layout_below="@+id/button_test_filechooser_saveas"
        android:layout_marginLeft="17dp"
        android:text="Test Prepare File Usage" />
     

</RelativeLayout>