ExampleUnitTest.java

    package net.micode.notes;

    import org.junit.Test;

    import static org.junit.Assert.*;

    /**
     * Example local unit test, which will execute on the development machine (host).
     *
     * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
     */
    public class ExampleUnitTest {
        @Test
        public void addition_isCorrect() {
            assertEquals(4, 2 + 2);
        }
    }