Implement submit encode

pdu/pdu_test.go

@@ -283,50 +283,6 @@ func TestEncodeIntoWithBoundaryValues(t *testing.T) {
 	}
 }
 
-// func TestRealScenario(t *testing.T) {
-// 	expected := []byte{0, 0, 0, 54, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 1, 67, 77, 84, 0, 1, 1, 49, 50, 51, 52, 53, 0, 1, 1, 54, 55, 56, 57, 48, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 12, 72, 101, 108, 108, 111, 44, 32, 83, 77, 80, 80, 33}
-// 	p := &SUBMIT_SM{
-// 		header: PDU_HEADER{
-// 			command_length:  0,
-// 			command_id:      4,
-// 			command_status:  0,
-// 			sequence_number: 1,
-// 		},
-// 		service_type:           "CMT",
-// 		source_addr_ton:        1,
-// 		source_addr_npi:        1,
-// 		source_addr:            "12345",
-// 		dest_addr_ton:          1,
-// 		dest_addr_npi:          1,
-// 		destination_addr:       "67890",
-// 		esm_class:              0,
-// 		protocol_id:            0,
-// 		priority_flag:          0,
-// 		schedule_delivery_time: "",
-// 		validity_period:        "",
-// 		registered_delivery:    1,
-// 		data_coding:            0,
-// 		sm_default_msg_id:      0,
-// 		short_message:          "Hello, SMPP!",
-// 	}
-// 	p.header.command_length = uint32(p.Size())
-// 	p.sm_length = byte(len(p.short_message))
-// 	buf := make([]byte, p.Size())
-// 	err := p.EncodeInto(&buf)
-// 	if err != nil {
-// 		t.Errorf("Expected no error, got %v", err)
-// 	}
-// 	if len(buf) != len(expected) {
-// 		t.Errorf("Expected byte slice of length %d, got %d", len(expected), len(buf))
-// 	}
-// 	for i, v := range buf {
-// 		if v != expected[i] {
-// 			t.Errorf("Expected byte slice with values %v, got %v", expected, buf)
-// 			break
-// 		}
-// 	}
-// }
-
 // region decode
 func TestDecodeHandlesShortByteSlice(t *testing.T) {
 	var p PDU_HEADER