    @Test
    public void testIso8601UTCFromDate() {

        // Arrange
        TimeZone.setDefault(TimeZone.getTimeZone("GMT+2:00"));
        Date date = new Date(mDefaultDate);
        String expected = "2019-07-30T10:54:18+00:00";

        // Act
        String actual = DateTimeUtils.iso8601UTCFromDate(date);

        // Assert
        assertThat(actual).isEqualTo(expected);
    }