@Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + channel.hashCode();
        return result;
    }
@Test
    void hashCodeTest() {
        final int prime = 31;
        int result = 1;
        result = prime * result + ((channel == null) ? 0 : channel.hashCode());

        Assertions.assertEquals(header.hashCode(), result);
    }