add unittests for vec conversion

src/cfdp/pdu/eof.rs

@@ -205,11 +205,22 @@ mod tests {
         let mut buf: [u8; 64] = [0; 64];
         eof_pdu.write_to_bytes(&mut buf).unwrap();
         let eof_read_back = EofPdu::from_bytes(&buf);
-        if !eof_read_back.is_ok() {
+        if eof_read_back.is_err() {
             let e = eof_read_back.unwrap_err();
             panic!("deserialization failed with: {e}")
         }
         let eof_read_back = eof_read_back.unwrap();
         assert_eq!(eof_read_back, eof_pdu);
     }
+
+    #[test]
+    fn test_write_to_vec() {
+        let pdu_conf = common_pdu_conf(CrcFlag::NoCrc, LargeFileFlag::Normal);
+        let pdu_header = PduHeader::new_no_file_data(pdu_conf, 0);
+        let eof_pdu = EofPdu::new_no_error(pdu_header, 0x01020304, 12);
+        let mut buf: [u8; 64] = [0; 64];
+        let written = eof_pdu.write_to_bytes(&mut buf).unwrap();
+        let pdu_vec = eof_pdu.to_vec().unwrap();
+        assert_eq!(buf[0..written], pdu_vec);
+    }
 }

src/cfdp/pdu/file_data.rs

@@ -234,13 +234,13 @@ mod tests {
     use crate::cfdp::{SegmentMetadataFlag, SegmentationControl};
     use crate::util::UbfU8;
 
+    const SRC_ID: UbfU8 = UbfU8::new(1);
+    const DEST_ID: UbfU8 = UbfU8::new(2);
+    const SEQ_NUM: UbfU8 = UbfU8::new(3);
+
     #[test]
     fn test_basic() {
-        let src_id = UbfU8::new(1);
+        let common_conf = CommonPduConfig::new_with_byte_fields(SRC_ID, DEST_ID, SEQ_NUM).unwrap();
-        let dest_id = UbfU8::new(2);
-        let transaction_seq_num = UbfU8::new(3);
-        let common_conf =
-            CommonPduConfig::new_with_byte_fields(src_id, dest_id, transaction_seq_num).unwrap();
         let pdu_header = PduHeader::new_for_file_data_default(common_conf, 0);
         let file_data: [u8; 4] = [1, 2, 3, 4];
         let fd_pdu = FileDataPdu::new_no_seg_metadata(pdu_header, 10, &file_data);
@@ -255,11 +255,7 @@ mod tests {
 
     #[test]
     fn test_serialization() {
-        let src_id = UbfU8::new(1);
+        let common_conf = CommonPduConfig::new_with_byte_fields(SRC_ID, DEST_ID, SEQ_NUM).unwrap();
-        let dest_id = UbfU8::new(2);
-        let transaction_seq_num = UbfU8::new(3);
-        let common_conf =
-            CommonPduConfig::new_with_byte_fields(src_id, dest_id, transaction_seq_num).unwrap();
         let pdu_header = PduHeader::new_for_file_data_default(common_conf, 0);
         let file_data: [u8; 4] = [1, 2, 3, 4];
         let fd_pdu = FileDataPdu::new_no_seg_metadata(pdu_header, 10, &file_data);
@@ -288,13 +284,21 @@ mod tests {
         assert_eq!(buf[current_idx], 4);
     }
 
+    #[test]
+    fn test_write_to_vec() {
+        let common_conf = CommonPduConfig::new_with_byte_fields(SRC_ID, DEST_ID, SEQ_NUM).unwrap();
+        let pdu_header = PduHeader::new_for_file_data_default(common_conf, 0);
+        let file_data: [u8; 4] = [1, 2, 3, 4];
+        let fd_pdu = FileDataPdu::new_no_seg_metadata(pdu_header, 10, &file_data);
+        let mut buf: [u8; 64] = [0; 64];
+        let written = fd_pdu.write_to_bytes(&mut buf).unwrap();
+        let pdu_vec = fd_pdu.to_vec().unwrap();
+        assert_eq!(buf[0..written], pdu_vec);
+    }
+
     #[test]
     fn test_deserialization() {
-        let src_id = UbfU8::new(1);
+        let common_conf = CommonPduConfig::new_with_byte_fields(SRC_ID, DEST_ID, SEQ_NUM).unwrap();
-        let dest_id = UbfU8::new(2);
-        let transaction_seq_num = UbfU8::new(3);
-        let common_conf =
-            CommonPduConfig::new_with_byte_fields(src_id, dest_id, transaction_seq_num).unwrap();
         let pdu_header = PduHeader::new_for_file_data_default(common_conf, 0);
         let file_data: [u8; 4] = [1, 2, 3, 4];
         let fd_pdu = FileDataPdu::new_no_seg_metadata(pdu_header, 10, &file_data);

src/cfdp/pdu/finished.rs

@@ -335,6 +335,20 @@ mod tests {
         generic_serialization_test_no_error(DeliveryCode::Incomplete, FileStatus::Unreported);
     }
 
+    #[test]
+    fn test_write_to_vec() {
+        let finished_pdu = generic_finished_pdu(
+            CrcFlag::NoCrc,
+            LargeFileFlag::Normal,
+            DeliveryCode::Complete,
+            FileStatus::Retained,
+        );
+        let mut buf: [u8; 64] = [0; 64];
+        let written = finished_pdu.write_to_bytes(&mut buf).unwrap();
+        let pdu_vec = finished_pdu.to_vec().unwrap();
+        assert_eq!(buf[0..written], pdu_vec);
+    }
+
     #[test]
     fn test_deserialization_simple() {
         let finished_pdu = generic_finished_pdu(

src/cfdp/pdu/metadata.rs

@@ -388,6 +388,16 @@ pub mod tests {
         assert_eq!(current_idx, written);
     }
 
+    #[test]
+    fn test_write_to_vec() {
+        let (_, _, metadata_pdu) =
+            generic_metadata_pdu(CrcFlag::NoCrc, LargeFileFlag::Normal, None);
+        let mut buf: [u8; 64] = [0; 64];
+        let pdu_vec = metadata_pdu.to_vec().unwrap();
+        let written = metadata_pdu.write_to_bytes(&mut buf).unwrap();
+        assert_eq!(buf[0..written], pdu_vec);
+    }
+
     #[test]
     fn test_deserialization() {
         let (_, _, metadata_pdu) =

src/ecss/tc.rs

@@ -905,6 +905,20 @@ mod tests {
         verify_crc_no_app_data(&test_buf);
     }
 
+    #[test]
+    fn test_writing_into_vec() {
+        let pus_tc = base_ping_tc_simple_ctor();
+        let tc_vec = pus_tc.to_vec().expect("Error writing TC to buffer");
+        assert_eq!(tc_vec.len(), 13);
+        let (tc_from_raw, size) = PusTcReader::new(tc_vec.as_slice())
+            .expect("Creating PUS TC struct from raw buffer failed");
+        assert_eq!(size, 13);
+        verify_test_tc_with_reader(&tc_from_raw, false, 13);
+        assert!(tc_from_raw.user_data().is_empty());
+        verify_test_tc_raw(&tc_vec);
+        verify_crc_no_app_data(&tc_vec);
+    }
+
     #[test]
     fn test_update_func() {
         let mut sph = SpHeader::tc_unseg(0x02, 0x34, 0).unwrap();

src/ecss/tm.rs

@@ -999,7 +999,7 @@ mod tests {
     #[test]
     fn test_setters() {
         let timestamp = dummy_timestamp();
-        let mut pus_tm = base_ping_reply_full_ctor(&timestamp);
+        let mut pus_tm = base_ping_reply_full_ctor(timestamp);
         pus_tm.set_sc_time_ref_status(0b1010);
         pus_tm.set_dest_id(0x7fff);
         pus_tm.set_msg_counter(0x1f1f);
@@ -1010,10 +1010,21 @@ mod tests {
         assert_eq!(pus_tm.apid(), 0x7ff);
     }
 
+    #[test]
+    fn test_write_into_vec() {
+        let timestamp = dummy_timestamp();
+        let pus_tm = base_ping_reply_full_ctor(timestamp);
+        let tm_vec = pus_tm.to_vec().expect("Serialization failed");
+        assert_eq!(tm_vec.len(), 22);
+        let (tm_deserialized, size) =
+            PusTmReader::new(tm_vec.as_slice(), 7).expect("Deserialization failed");
+        assert_eq!(tm_vec.len(), size);
+        verify_ping_reply_with_reader(&tm_deserialized, false, 22, dummy_timestamp());
+    }
     #[test]
     fn test_deserialization_no_source_data() {
         let timestamp = dummy_timestamp();
-        let pus_tm = base_ping_reply_full_ctor(&timestamp);
+        let pus_tm = base_ping_reply_full_ctor(timestamp);
         let mut buf: [u8; 32] = [0; 32];
         let ser_len = pus_tm
             .write_to_bytes(&mut buf)
@@ -1045,7 +1056,7 @@ mod tests {
     #[test]
     fn test_target_buf_too_small() {
         let timestamp = dummy_timestamp();
-        let pus_tm = base_ping_reply_full_ctor(&timestamp);
+        let pus_tm = base_ping_reply_full_ctor(timestamp);
         let mut buf: [u8; 16] = [0; 16];
         let res = pus_tm.write_to_bytes(&mut buf);
         assert!(res.is_err());