ClusterModifier: fix typos

src/ClusterModifier/ClusterExpandArguments.cs

@@ -18,7 +18,7 @@ public class ClusterExpandArguments : CommonWithSshArguments
         [Option("dry-run", Required = false, HelpText = "Do not copy anything")]
         public bool DryRun { get; set; } = false;
 
-        [Option("dry-run", Required = false, HelpText = "Special testing run with no interactions with cluster")]
+        [Option("test-run", Required = false, HelpText = "Special testing run with no interactions with cluster")]
         public bool TestRun { get; set; } = false;
 
         [Option("remove-unused-replicas", Required = false, HelpText = "Remove files in unused replicas")]

src/ClusterModifier/ClusterExpander.cs

@@ -1,6 +1,5 @@
 using System.Threading;
 using System.Threading.Tasks;
-using Microsoft.Extensions.Logging;
 
 namespace ClusterModifier;
 
@@ -9,10 +8,6 @@ public class ClusterExpander
     private readonly ClusterStateFinder _clusterStateFinder;
     private readonly WorkSpecificationFinder _workSpecificationFinder;
     private readonly ClusterStateAlterer _clusterStateAlterer;
-    private readonly ICopier _copier;
-    private readonly IRemover _remover;
-    private readonly ClusterExpandArguments _args;
-    private readonly ILogger<ClusterExpander> _logger;
 
     public ClusterExpander(
         ClusterStateFinder clusterStateFinder,

src/ClusterModifier/ClusterStateAlterer.cs

@@ -73,7 +73,10 @@ CancellationToken cancellationToken
                     op.DirToDelete
                 );
             foreach (var dir in workSpecification.UnconfirmedDeleteDirs)
-                _logger.LogInformation("Expected removing directory {Dir} without checking copies");
+                _logger.LogInformation(
+                    "Expected removing directory {Dir} without checking copies",
+                    dir
+                );
         }
         else
         {