when(mockInetAddress.getHostName()).thenReturn("h.ostname");
            UniAddress uniAddress = new UniAddress(mockInetAddress);
            // Dot at position 1, which is NOT > 1, so it doesn't substring, just uppercase
            assertEquals("H.OSTNAME", uniAddress.firstCalledName());
        }
    }

    @Nested
    @DisplayName("nextCalledName method tests")