@Test public void testSupportedAuthority() {

    assertThat(WikiSite.supportedAuthority("fr.wikipedia.org"), is(true));
    assertThat(WikiSite.supportedAuthority("fr.m.wikipedia.org"), is(true));
    assertThat(WikiSite.supportedAuthority("roa-rup.wikipedia.org"), is(true));
    assertThat(WikiSite.supportedAuthority("google.com"), is(false));
}