No usage of DO ToHashSet usage in Tests.Core

Author: alex-kulakov

Orm/Xtensive.Orm.Tests.Core/Modelling/IndexingModel/PrimaryIndexInfo.cs

@@ -1,12 +1,11 @@
-// Copyright (C) 2003-2010 Xtensive LLC.
-// All rights reserved.
-// For conditions of distribution and use, see license.
+// Copyright (C) 2009-2023 Xtensive LLC.
+// This code is distributed under MIT license terms.
+// See the License.txt file in the project root for more information.
 // Created by: Ivan Galkin
 // Created:    2009.03.20
 
 using System;
 using System.Linq;
-using Xtensive.Core;
 using Xtensive.Modelling;
 using Xtensive.Modelling.Attributes;
 
@@ -31,7 +30,7 @@ public sealed class PrimaryIndexInfo : IndexInfo
     /// </summary>
     public void PopulateValueColumns()
     {
-      var keySet = EnumerableExtensions.ToHashSet(KeyColumns.Select(kc => kc.Value));
+      var keySet = KeyColumns.Select(kc => kc.Value).ToHashSet();
 
       foreach (var column in Parent.Columns.Where(c => !keySet.Contains(c)))
         new ValueColumnRef(this, column);
@@ -41,7 +40,7 @@ public void PopulateValueColumns()
     /// <exception cref="ValidationException">Validation error.</exception>
     protected override void ValidateState()
     {
-      using (var ea = new ExceptionAggregator()) {
+      using (var ea = new Xtensive.Core.ExceptionAggregator()) {
         ea.Execute(base.ValidateState);
         base.ValidateState();
 
@@ -63,7 +62,7 @@ protected override void ValidateState()
           ea.Execute(() => {
             throw new ValidationException(Strings.ExInvalidPrimaryKeyStructure, Path);
           });
-        if (all.Zip(tableColumns).Where(p => p.First!=p.Second).Any())
+        if (all.Zip(tableColumns, (first, second) => new {First = first, Second = second }).Where(p => p.First!=p.Second).Any())
           ea.Execute(() => {
             throw new ValidationException(Strings.ExInvalidPrimaryKeyStructure, Path);
           });

Orm/Xtensive.Orm.Tests.Core/Modelling/IndexingModel/SecondaryIndexInfo.cs

@@ -1,12 +1,11 @@
-// Copyright (C) 2003-2010 Xtensive LLC.
-// All rights reserved.
-// For conditions of distribution and use, see license.
+// Copyright (C) 2009-2023 Xtensive LLC.
+// This code is distributed under MIT license terms.
+// See the License.txt file in the project root for more information.
 // Created by: Ivan Galkin
 // Created:    2009.03.20
 
 using System;
 using System.Linq;
-using Xtensive.Core;
 using Xtensive.Modelling;
 using Xtensive.Modelling.Attributes;
 
@@ -44,7 +43,7 @@ public void PopulatePrimaryKeyColumns()
     /// <exception cref="ValidationException">Empty secondary key columns collection.</exception>
     protected override void ValidateState()
     {
-      using (var ea = new ExceptionAggregator()) {
+      using (var ea = new Xtensive.Core.ExceptionAggregator()) {
         ea.Execute(base.ValidateState);
 
         // Secondary key columns: empty set, duplicates
@@ -77,9 +76,9 @@ protected override void ValidateState()
         }
 
         // Included columns
-        var fullKeySet = EnumerableExtensions.ToHashSet(KeyColumns
+        var fullKeySet = KeyColumns
           .Select(cr => cr.Value)
-          .Concat(PrimaryKeyColumns.Select(cr => cr.Value)));
+          .Concat(PrimaryKeyColumns.Select(cr => cr.Value)).ToHashSet();
 
         foreach (var columnRef in IncludedColumns) {
           if (fullKeySet.Contains(columnRef.Value))