fix after review

Author: sstanculeanu

process/errors.go

@@ -1490,3 +1490,6 @@ var ErrInvalidShardInfo = errors.New("invalid shard info")
 
 // ErrNilClosingNodeStartedFlag signals that the closing node started flag is nil
 var ErrNilClosingNodeStartedFlag = errors.New("closing node started flag is nil")
+
+// ErrInvalidRound signals that an invalid round has been provided
+var ErrInvalidRound = errors.New("invalid round")

process/track/baseBlockTrack.go

@@ -505,7 +505,7 @@ func (bbt *baseBlockTrack) checkAgainstRoundHandler(round uint64) error {
 	timeLeftToAcceptProof := bbt.roundHandler.RemainingTime(roundTimestamp, maxTimeToAcceptProof)
 	if timeLeftToAcceptProof <= 0 {
 		return fmt.Errorf("%w header round: %d, current round timestamp: %d, time left to accept proof: %d",
-			process.ErrHigherRoundInBlock,
+			process.ErrInvalidRound,
 			round,
 			roundTimestamp.UnixMilli(),
 			timeLeftToAcceptProof.Milliseconds())

process/track/baseBlockTrack_test.go

@@ -2415,7 +2415,7 @@ func TestBaseBlockTrack_CheckBlockAgainstRoundHandlerShouldFailOnInvalidWindow(t
 	timeToSleep := roundDuration + time.Duration(float64(roundDuration)*0.6)
 	time.Sleep(timeToSleep)
 	err := bbt.CheckBlockAgainstRoundHandler(hdr)
-	require.ErrorIs(t, err, process.ErrHigherRoundInBlock)
+	require.ErrorIs(t, err, process.ErrInvalidRound)
 	require.Contains(t, err.Error(), "current round timestamp")
 }