### Question:
ExpressionParserFunctions { public static DateTime nowUtc() { return nowInZone(DateTimeZone.UTC); } private  ExpressionParserFunctions(); static DateTime nowInZone(String zone); static DateTime nowUtc(); static DateTime nowEuropeLondon(); static DateTime nowAmericaLosAngeles(); static String zeroPadLeft(int value, int width); static String zeroPadLeft(String value, int width);  }### Answer:
@Test public void nowUtc() { DateTime now = ExpressionParserFunctions.nowUtc(); assertThat(now.getZone(), is(DateTimeZone.UTC)); }