fun ZonedDateTime.atSameZone(): Matcher<ZonedDateTime>
Matcher that uses actual timezone on the expected ZonedDateTime
ZonedDateTime.of(2019, 12, 10, 10, 0, 0, 0, ZoneOffset.UTC) shouldBe
ZonedDateTime.of(2019, 12, 10, 4, 0, 0, 0, ZoneId.of("America/Chicago")).atSameZone() // Assertion passes