test(client): use fallible packet length helpers in integration tests

crates/irtt-client/tests/large_packets.rs

@@ -44,7 +44,7 @@ fn assert_reply_bytes(event: &ClientEvent, expected: usize) {
 #[test]
 fn length_zero_baseline() {
     let params = params_with_length(0);
-    let expected = echo_packet_len(false, &params);
+    let expected = test_echo_packet_len(false, &params);
     let header = echo_header_len(false, &params);
     assert_eq!(expected, header);
 }
@@ -52,21 +52,21 @@ fn length_zero_baseline() {
 #[test]
 fn length_one_accepted() {
     let params = params_with_length(1);
-    let expected = echo_packet_len(false, &params);
+    let expected = test_echo_packet_len(false, &params);
     assert!(expected >= 1);
 }
 
 #[test]
 fn length_1472_accepted() {
     let params = params_with_length(1472);
-    let expected = echo_packet_len(false, &params);
+    let expected = test_echo_packet_len(false, &params);
     assert_eq!(expected, 1472);
 }
 
 #[test]
 fn length_4096_accepted() {
     let params = params_with_length(4096);
-    let expected = echo_packet_len(false, &params);
+    let expected = test_echo_packet_len(false, &params);
     assert_eq!(expected, 4096);
 }
 
@@ -76,7 +76,7 @@ fn length_4096_accepted() {
 fn echo_request_size_matches_echo_packet_len_for_zero_length() {
     let params = params_with_length(0);
     let run = run_one_probe(params.clone(), TimestampFields::default());
-    let expected = echo_packet_len(false, &params);
+    let expected = test_echo_packet_len(false, &params);
     assert_echo_size(&run, expected);
     assert_sent_bytes(&run.sent, expected);
 }
@@ -86,7 +86,7 @@ fn echo_request_size_matches_echo_packet_len_above_header() {
     for length in [16, 60, 128, 1472, 4096] {
         let params = params_with_length(length);
         let run = run_one_probe(params.clone(), TimestampFields::default());
-        let expected = echo_packet_len(false, &params);
+        let expected = test_echo_packet_len(false, &params);
         assert_eq!(
             expected,
             echo_header_len(false, &params).max(length as usize)
@@ -102,7 +102,7 @@ fn echo_request_size_matches_echo_packet_len_above_header() {
 fn echo_reply_decoded_for_large_length() {
     let params = params_with_length(4096);
     let run = run_one_probe(params.clone(), TimestampFields::default());
-    let expected = echo_packet_len(false, &params);
+    let expected = test_echo_packet_len(false, &params);
     assert_reply(&run.reply);
     assert_reply_bytes(&run.reply, expected);
 }
@@ -112,7 +112,7 @@ fn echo_reply_bytes_consistent_with_echo_packet_len_for_various_lengths() {
     for length in [0, 1472, 4096] {
         let params = params_with_length(length);
         let run = run_one_probe(params.clone(), TimestampFields::default());
-        let expected = echo_packet_len(false, &params);
+        let expected = test_echo_packet_len(false, &params);
         assert_reply_bytes(&run.reply, expected);
     }
 }