@Deployment(testable = false)
public static WebArchive createDeployment() {
    WebArchive war = ShrinkWrap.create(WebArchive.class).
            addClass(MyApplication.class).
            addClass(Database.class).
            addClass(MyResource.class);
    System.out.println(war.toString(true));

    return war;
}

@Test
public void test1Post() {
    target.request().post(Entity.text("apple"));
    String r = target.request().get(String.class);
    assertEquals("[apple]", r);
}

@Test
public void test2Put() {
    target.request().put(Entity.text("banana"));
    String r = target.request().get(String.class);
    assertEquals("[apple, banana]", r);
}

@Test
public void test3GetAll() {
    String r = target.request().get(String.class);
    assertEquals("[apple, banana]", r);
}

@Test
public void test4GetOne() {
    String r = target.path("apple").request().get(String.class);
    assertEquals("apple", r);
}

@Test
public void test5Delete() {
    target.path("banana").request().delete();
    String r = target.request().get(String.class);
    assertEquals("[apple]", r);

    target.path("apple").request().delete();
    r = target.request().get(String.class);
    assertEquals("[]", r);
}