@Test
public void pastWeather() {

    Iterable<WeatherInfo> infos = new WeatherWebApi(new MockRequest())
            .pastWeather(37.017,-7.933, parse("2019-02-01"), parse("2019-02-28"));
    Iterator<WeatherInfo> iter = infos.iterator();
    assertNotNull(infos);
    assertTrue(iter.hasNext());
    WeatherInfo wi = iter.next();
    assertEquals(parse("2019-02-01"), wi.date);
    assertEquals(14, wi.tempC);
    assertEquals(13.8, wi.precipMM);
    assertEquals("Patchy rain possible", wi.desc);
}