diff --git a/common/src/test/groovy/dvoraka/avservice/common/replication/ReplicationServiceHelperSpec.groovy b/common/src/test/groovy/dvoraka/avservice/common/replication/ReplicationServiceHelperSpec.groovy
index c9c0a60f..0b9002d0 100644
--- a/common/src/test/groovy/dvoraka/avservice/common/replication/ReplicationServiceHelperSpec.groovy
+++ b/common/src/test/groovy/dvoraka/avservice/common/replication/ReplicationServiceHelperSpec.groovy
@@ -46,7 +46,8 @@ class ReplicationServiceHelperSpec extends Specification {
 
     def "exists reply"() {
         when:
-            ReplicationMessage request = helper.createExistsRequest(testFilename, testOwner, testId)
+            ReplicationMessage request = helper.createExistsRequest(
+                    testFilename, testOwner, testId)
             result = helper.createExistsReply(request, otherId)
 
         then:
@@ -66,7 +67,8 @@ class ReplicationServiceHelperSpec extends Specification {
 
     def "status OK reply"() {
         when:
-            ReplicationMessage request = helper.createStatusRequest(testFilename, testOwner, testId)
+            ReplicationMessage request = helper.createStatusRequest(
+                    testFilename, testOwner, testId)
             result = helper.createOkStatusReply(request, otherId)
 
         then:
@@ -112,7 +114,8 @@ class ReplicationServiceHelperSpec extends Specification {
 
     def "lock success reply"() {
         when:
-            ReplicationMessage request = helper.createLockRequest(testFilename, testOwner, testId, testSequence)
+            ReplicationMessage request = helper.createLockRequest(
+                    testFilename, testOwner, testId, testSequence)
             result = helper.createLockSuccessReply(request, otherId)
 
         then:
@@ -124,6 +127,23 @@ class ReplicationServiceHelperSpec extends Specification {
             result.getOwner() == testOwner
     }
 
+    def "lock failed reply"() {
+        when:
+            ReplicationMessage request = helper.createLockRequest(
+                    testFilename, testOwner, testId, testSequence)
+            result = helper.createLockFailReply(request, testSequence, otherId)
+
+        then:
+            checkReplyBase(result)
+            result.getCommand() == Command.LOCK
+            result.getReplicationStatus() == ReplicationStatus.FAILED
+
+            result.getSequence() == testSequence
+
+            result.getFilename() == testFilename
+            result.getOwner() == testOwner
+    }
+
     def "unlock request"() {
         when:
             result = helper.createUnlockRequest(testFilename, testOwner, testId, testSequence)
@@ -134,6 +154,21 @@ class ReplicationServiceHelperSpec extends Specification {
             result.getSequence() == testSequence
     }
 
+    def "unlock success reply"() {
+        when:
+            ReplicationMessage request = helper.createUnlockRequest(
+                    testFilename, testOwner, testId, testSequence)
+            result = helper.createUnlockSuccessReply(request, otherId)
+
+        then:
+            checkReplyBase(result)
+            result.getCommand() == Command.UNLOCK
+            result.getReplicationStatus() == ReplicationStatus.OK
+
+            result.getFilename() == testFilename
+            result.getOwner() == testOwner
+    }
+
     def "sequence request"() {
         when:
             result = helper.createSequenceRequest(testId)
@@ -148,6 +183,17 @@ class ReplicationServiceHelperSpec extends Specification {
             result.getToId() == null
     }
 
+    def "sequence reply"() {
+        when:
+            ReplicationMessage request = helper.createSequenceRequest(testId)
+            result = helper.createSequenceReply(request, otherId, testSequence)
+
+        then:
+            checkReplyBase(result)
+            result.getCommand() == Command.SEQUENCE
+            result.getSequence() == testSequence
+    }
+
     void checkRequestBase(ReplicationMessage message) {
         assert message.getType() == MessageType.REPLICATION_SERVICE
         assert message.getRouting() == MessageRouting.BROADCAST