### Question:
NicknameDetails { public Instant getChanged() { return changed; } @ConstructorProperties({ "nickname", "changed" })  NicknameDetails(Nickname nickname, Instant changed); Nickname getNickname(); long getSequenceNumber(); Instant getChanged(); @Override boolean equals(final Object other); @Override int hashCode(); @Override String toString();  }### Answer:
@Test @DisplayName("contains changed (instant)") void testContainChanged() { Instant expectedChanged = Instant.now(); detailsToTest = new NicknameDetails(new Nickname("The Rock"), expectedChanged); assertEquals(expectedChanged, detailsToTest.getChanged()); }