going towards unittest completion

satrs-example/src/pus/mode.rs

@@ -31,7 +31,7 @@ pub struct ModeReplyHandler {}
 impl PusReplyHandler<ActivePusRequestStd, ModeReply> for ModeReplyHandler {
     type Error = EcssTmtcError;
 
-    fn handle_unexpected_reply(
+    fn handle_unrequested_reply(
         &mut self,
         reply: &satrs::request::GenericMessage<ModeReply>,
         _tm_sender: &impl EcssTmSenderCore,
@@ -199,15 +199,19 @@ impl PusTcToRequestConverter<ActivePusRequestStd, ModeRequest> for ModeRequestCo
 #[cfg(test)]
 mod tests {
     use satrs::{
-        mode::{ModeAndSubmode, ModeRequest},
+        mode::{ModeAndSubmode, ModeReply, ModeRequest},
         pus::mode::Subservice,
+        request::GenericMessage,
         spacepackets::{
             ecss::tc::{PusTcCreator, PusTcSecondaryHeader},
             SpHeader,
         },
     };
 
-    use crate::pus::tests::{PusConverterTestbench, TEST_APID, TEST_APID_TARGET_ID};
+    use crate::pus::{
+        mode::ModeReplyHandler,
+        tests::{PusConverterTestbench, ReplyHandlerTestbench, TEST_APID, TEST_APID_TARGET_ID},
+    };
 
     use super::ModeRequestConverter;
 
@@ -276,5 +280,23 @@ mod tests {
         assert_eq!(req, ModeRequest::AnnounceModeRecursive);
     }
 
-    // TODO: Add reply handler tests.
+    #[test]
+    fn reply_handling_unrequested_reply() {
+        let mut testbench = ReplyHandlerTestbench::new(ModeReplyHandler::default());
+        let mode_reply = ModeReply::ModeInfo(ModeAndSubmode::new(5, 1));
+        let unrequested_reply = GenericMessage::new(10_u32, 15_u64, mode_reply);
+        // Right now this function does not do a lot. We simply check that it does not panic or do
+        // weird stuff.
+        let result = testbench.handle_unrequested_reply(&unrequested_reply);
+        assert!(result.is_ok());
+    }
+
+    #[test]
+    fn reply_handling_reply_timeout() {
+        let mut testbench = ReplyHandlerTestbench::new(ModeReplyHandler::default());
+        // TODO: Start a request, then time it out with the API and check verification completion
+        // failure.
+        // testbench.reply_handler.handle_request_timeout(active_request, verification_handler, time_stamp, tm_sender)
+        // testbench.default_timeout = Duration::from_millis(50);
+    }
 }