// https://docs.aws.amazon.com/AmazonS3/latest/API/images/s3select-frame-diagram-frame-overview.png
// hence the calculation is made accordingly.
func totalByteLength(headerLength, payloadLength int) int {
	return 4 + 4 + 4 + headerLength + payloadLength + 4
}

func genMessage(header, payload []byte) []byte {
	headerLength := len(header)
	payloadLength := len(payload)
	totalLength := totalByteLength(headerLength, payloadLength)

     */
    @Test
    public void testRemoveNothing() throws Exception {
        final String[] array = new String[] { "111", "222", "333" };
        final String[] newArray = ArrayUtil.remove(array, "444");
        assertThat(newArray, is(sameInstance(array)));
    }

    /**
     *
     */
    @Test
    public void testIsEmpty() {
        assertTrue(ArrayUtil.isEmpty((Object[]) null));

        activityHelper.print("ccc", createUser("testuser", new String[] { "111", "222" }), Map.of("111", "222", "333", "444"));
        assertEquals("action:CCC\tuser:testuser\t111:222\t333:444", localLogMsg.get());
    }

    public void test_login_ecs() {
        activityHelper.useEcsFormat = true;
        activityHelper.login(OptionalThing.empty());
        assertEquals(