src/test/resources/res/values/plurals.xml

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <plurals name="beer">
        <item quantity="zero">@string/howdy</item>
        <item quantity="one">One beer</item>
        <item quantity="two">Two beers</item>
        <item quantity="other">%d beers, yay!</item>
    </plurals>
</resources>