@Override
    public PostgreSQLIdentifierTag getIdentifier() {
        return PostgreSQLCommandPacketType.CLOSE_COMMAND;
    }
@Test
    void assertIdentifier() {
        when(payload.readInt1()).thenReturn((int) 'S');
        PostgreSQLIdentifierTag actual = new PostgreSQLComClosePacket(payload).getIdentifier();
        assertThat(actual, is(PostgreSQLCommandPacketType.CLOSE_COMMAND));
    }