@Test
void parse() {

    assertThat(ElasticSearchHost.parse("es-0"))
            .containsExactly(new HttpHost("es-0", 9200));
    assertThat(ElasticSearchHost.parse("es-0, es-1"))
            .containsExactly(new HttpHost("es-0", 9200), new HttpHost("es-1", 9200));
}