skip waitForMerge when no waitForSync present

Author: nasdf

tests/integration/p2p.go

@@ -175,6 +175,7 @@ func setupPeerWaitSync(
 
 	nodeCollections := map[int][]int{}
 	waitIndex := 0
+	skipWaitForMerge := true
 	for i := startIndex; i < len(s.testCase.Actions); i++ {
 		switch action := s.testCase.Actions[i].(type) {
 		case SubscribeToCollection:
@@ -247,14 +248,18 @@ func setupPeerWaitSync(
 
 		case WaitForSync:
 			waitIndex += 1
+			skipWaitForMerge = false
 			targetToSourceEvents = append(targetToSourceEvents, 0)
 			sourceToTargetEvents = append(sourceToTargetEvents, 0)
 		}
 	}
 
-	nodeSynced := make(chan struct{})
-	go waitForMerge(s, cfg.SourceNodeID, cfg.TargetNodeID, sourceToTargetEvents, targetToSourceEvents, nodeSynced)
-	s.syncChans = append(s.syncChans, nodeSynced)
+	// skip waiting for a merge if we aren't interested in waiting for a sync to complete
+	if !skipWaitForMerge {
+		nodeSynced := make(chan struct{})
+		go waitForMerge(s, cfg.SourceNodeID, cfg.TargetNodeID, sourceToTargetEvents, targetToSourceEvents, nodeSynced)
+		s.syncChans = append(s.syncChans, nodeSynced)
+	}
 }
 
 // collectionSubscribedTo returns true if the collection on the given node
@@ -323,6 +328,7 @@ func setupReplicatorWaitSync(
 	docIDsSyncedToSource := map[int]struct{}{}
 	waitIndex := 0
 	currentDocID := 0
+	skipWaitForMerge := true
 	for i := startIndex; i < len(s.testCase.Actions); i++ {
 		switch action := s.testCase.Actions[i].(type) {
 		case CreateDoc:
@@ -360,14 +366,18 @@ func setupReplicatorWaitSync(
 
 		case WaitForSync:
 			waitIndex += 1
+			skipWaitForMerge = false
 			targetToSourceEvents = append(targetToSourceEvents, 0)
 			sourceToTargetEvents = append(sourceToTargetEvents, 0)
 		}
 	}
 
-	nodeSynced := make(chan struct{})
-	go waitForMerge(s, cfg.SourceNodeID, cfg.TargetNodeID, sourceToTargetEvents, targetToSourceEvents, nodeSynced)
-	s.syncChans = append(s.syncChans, nodeSynced)
+	// skip waiting for a merge if we aren't interested in waiting for a sync to complete
+	if !skipWaitForMerge {
+		nodeSynced := make(chan struct{})
+		go waitForMerge(s, cfg.SourceNodeID, cfg.TargetNodeID, sourceToTargetEvents, targetToSourceEvents, nodeSynced)
+		s.syncChans = append(s.syncChans, nodeSynced)
+	}
 }
 
 // subscribeToCollection sets up a collection subscription on the given node/collection.