Merge branch 'master' into master-no-changes-during-persist

# Conflicts:
#	Orm/Xtensive.Orm/Orm/Internals/ChangeRegistries/EntityChangeRegistry.cs
#	Orm/Xtensive.Orm/Orm/Internals/ChangeRegistries/EntitySetChangeRegistry.cs
#	Orm/Xtensive.Orm/Orm/Internals/ChangeRegistries/ReferenceFieldsChangesRegistry.cs
#	Orm/Xtensive.Orm/Orm/Session.cs
#	Orm/Xtensive.Orm/Strings.resx

Author: alex-kulakov

.editorconfig

@@ -35,7 +35,6 @@ indent_style = space
 tab_width = 2
 
 # New line preferences
-end_of_line = crlf
 insert_final_newline = false
 
 #### .NET Coding Conventions ####

.github/actions/run-database-tests/action.yml

@@ -0,0 +1,87 @@
+name: Run set of storage-dependant tests
+description: Groups runs of several test projects that require a database
+
+inputs:
+  build_config:
+    description: 'Build configuration'
+    required: true
+    default: 'Release'
+    type: string
+  show_all_fails:
+    description: 'No mute tests'
+    type: boolean
+    default: false
+    required: true
+  test_output_verbosity:
+    description: 'Verbosity for dotnet test command'
+    required: true
+    default: 'minimal'
+    type: string
+  test_results_folder:
+    description: 'Folder where trx-files will be located for later parsing'
+    required: true
+    type: string
+  run_main:
+    description: 'Run Xtensive.Orm.Tests tests'
+    required: true
+    default: true
+    type: boolean
+  run_sql:
+    description: 'Run Xtensive.Orm.Tests.Sql tests'
+    required: true
+    default: true
+    type: boolean
+  run_extensions:
+    description: 'Run extension projects tests'
+    required: true
+    default: true
+    type: boolean
+
+runs:
+  using: "composite"
+  steps:
+    - name: Test Orm.Tests set of tests
+      env:
+        GA_NO_IGNORE: ${{ inputs.show_all_fails }}
+      if: ${{ !cancelled() && fromJSON(inputs.run_main) }}
+      shell: bash
+      run: dotnet test Orm/Xtensive.Orm.Tests/Xtensive.Orm.Tests.csproj -c ${{ inputs.build_config }} --no-build --logger "trx;LogFileName=Xtensive.Orm.Tests.trx" --results-directory ${{ inputs.test_results_folder }} -v ${{ inputs.test_output_verbosity }}
+
+    - name: Test Orm.Tests.Sql set of tests
+      env:
+        GA_NO_IGNORE: ${{ inputs.show_all_fails }}
+      if: ${{ !cancelled() && fromJSON(inputs.run_sql) }}
+      shell: bash
+      run: dotnet test Orm/Xtensive.Orm.Tests.Sql/Xtensive.Orm.Tests.Sql.csproj -c ${{ inputs.build_config }} --no-build --logger "trx;LogFileName=Xtensive.Orm.Tests.Sql.trx" --results-directory ${{ inputs.test_results_folder }} -v ${{ inputs.test_output_verbosity }}
+
+    - name: Test BulkOperations extension set of tests
+      env:
+        GA_NO_IGNORE: ${{ inputs.show_all_fails }}
+      if: ${{ !cancelled() && fromJSON(inputs.run_extensions) }}
+      shell: bash
+      run: dotnet test Extensions/Xtensive.Orm.BulkOperations.Tests/Xtensive.Orm.BulkOperations.Tests.csproj  -c ${{ inputs.build_config }} --no-build --logger "trx;LogFileName=Xtensive.Orm.BulkOperations.Tests.trx" --results-directory ${{ inputs.test_results_folder }} -v ${{ inputs.test_output_verbosity }}
+
+    - name: Test Localization extension set of tests
+      env:
+        GA_NO_IGNORE: ${{ inputs.show_all_fails }}
+      if: ${{ !cancelled() && fromJSON(inputs.run_extensions) }}
+      shell: bash
+      run: dotnet test Extensions/Xtensive.Orm.Localization.Tests/Xtensive.Orm.Localization.Tests.csproj -c ${{ inputs.build_config }} --no-build --logger "trx;LogFileName=Xtensive.Orm.Localization.Tests.trx" --results-directory ${{ inputs.test_results_folder }} -v ${{ inputs.test_output_verbosity }}
+
+     # NOTE! NO REPROCESSING TESTS. Reprocessing tests use multi-thread processing which may cause infinite execution.
+     #       Steps in composite action are not allowed to set timeout, it can be set only in calling job for entire composite 
+     #       step. To not disturb normal tests execution Reprocessing tests moved outside the action.
+
+    - name: Test Security extension set of tests
+      env:
+        GA_NO_IGNORE: ${{ inputs.show_all_fails }}
+      if: ${{ !cancelled() && fromJSON(inputs.run_extensions) }}
+      shell: bash
+      run: dotnet test Extensions/Xtensive.Orm.Security.Tests/Xtensive.Orm.Security.Tests.csproj -c ${{ inputs.build_config }} --no-build --logger "trx;LogFileName=Xtensive.Orm.Security.Tests.trx" --results-directory ${{ inputs.test_results_folder }} -v ${{ inputs.test_output_verbosity }}
+
+    - name: Test Tracking extension set of tests
+      env:
+        GA_NO_IGNORE: ${{ inputs.show_all_fails }}
+      if: ${{ !cancelled() && fromJSON(inputs.run_extensions) }}
+      shell: bash
+      run: dotnet test Extensions/Xtensive.Orm.Tracking.Tests/Xtensive.Orm.Tracking.Tests.csproj -c ${{ inputs.build_config }} --no-build --logger "trx;LogFileName=Xtensive.Orm.Tracking.Tests.trx" --results-directory ${{ inputs.test_results_folder }} -v ${{ inputs.test_output_verbosity }}

.github/actions/run-databaseless-tests/action.yml

@@ -0,0 +1,52 @@
+name: Run set of storage-independant tests
+description: Groups runs of several test projects that don't require a database
+
+inputs:
+  build_config:
+    description: 'Build configuration'
+    required: true
+    default: 'Release'
+    type: string
+  test_output_verbosity:
+    description: 'Verbosity for dotnet test command'
+    required: true
+    default: 'minimal'
+    type: string
+  test_results_folder:
+    description: 'Folder where trx-files will be located for later parsing'
+    required: true
+    type: string
+  run_core:
+    description: 'Run Xtensive.Orm.Tests.Core tests'
+    required: true
+    default: true
+    type: boolean
+  run_log4net:
+    description: 'Run Xtensive.Orm.Logging.log4net tests'
+    required: true
+    default: true
+    type: boolean
+  run_nlog:
+    description: 'Run Xtensive.Orm.Logging.NLog tests'
+    required: true
+    default: true
+    type: boolean
+
+runs:
+  using: "composite"
+  steps:
+    # core tests does not require any storage and take not so much time
+    - name: Run Core tests
+      if: ${{ !cancelled() && fromJSON(inputs.run_core) }}
+      shell: bash
+      run: dotnet test Orm/Xtensive.Orm.Tests.Core/Xtensive.Orm.Tests.Core.csproj -c ${{ inputs.build_config }} --no-build --logger "trx;LogFileName=Xtensive.Orm.Tests.Core.trx"  --results-directory ${{ inputs.test_results_folder }} -v ${{ inputs.test_output_verbosity }}
+
+    - name: Run log4net tests
+      if: ${{ !cancelled() && fromJSON(inputs.run_log4net) }}
+      shell: bash
+      run: dotnet test Extensions/Xtensive.Orm.Logging.log4net.Tests/Xtensive.Orm.Logging.log4net.Tests.csproj -c ${{ inputs.build_config }} --no-build --logger "trx;LogFileName=Xtensive.Orm.Logging.log4net.Tests.trx" --results-directory ${{ inputs.test_results_folder }}  -v ${{ inputs.test_output_verbosity }}
+
+    - name: Run NLog tests
+      if: ${{ !cancelled() && fromJSON(inputs.run_nlog) }}
+      shell: bash
+      run: dotnet test Extensions/Xtensive.Orm.Logging.NLog.Tests/Xtensive.Orm.Logging.NLog.Tests.csproj -c ${{ inputs.build_config }} --no-build --logger "trx;LogFileName=Xtensive.Orm.Logging.NLog.Tests.trx" --results-directory ${{ inputs.test_results_folder }} -v ${{ inputs.test_output_verbosity }}

.github/actions/setup-dotnets/action.yml

@@ -0,0 +1,54 @@
+name: Setup .NET versions
+description: Sets up one or multiple .NET versions according to target frameworks
+
+inputs:
+  target_framework:
+    description: "Target frameworks which are used in projects (net6.0, netcoreapp2.2, netcoreapp3.1, etc.)"
+    required: true
+    type: string
+
+runs:
+  using: "composite"
+
+  steps:
+    - name: Setup .NET 9 (if needed)
+      if: ${{ contains(inputs.target_framework, '9.0') }}
+      uses: actions/setup-dotnet@v4
+      with:
+        dotnet-version: '9.0.x'
+
+    - name: Setup .NET 8 (if needed)
+      if: ${{ contains(inputs.target_framework, '8.0') }}
+      uses: actions/setup-dotnet@v4
+      with:
+        dotnet-version: '8.0.x'
+
+    - name: Setup .NET 7 (if needed)
+      if: ${{ contains(inputs.target_framework, '7.0') }}
+      uses: actions/setup-dotnet@v4
+      with:
+        dotnet-version: '7.0.x'
+
+    - name: Setup .NET 6 (if needed)
+      if: ${{ contains(inputs.target_framework, '6.0') }}
+      uses: actions/setup-dotnet@v4
+      with:
+        dotnet-version: '6.0.x'
+
+    - name: Setup .NET 5 (if needed)
+      if: ${{ contains(inputs.target_framework, '5.0') }}
+      uses: actions/setup-dotnet@v4
+      with:
+        dotnet-version: '5.0.x'
+
+    - name: Setup .NET Core 3.1 (if needed)
+      if: ${{ contains(inputs.target_framework, '3.1') }}
+      uses: actions/setup-dotnet@v4
+      with:
+        dotnet-version: '3.1.x'
+
+    - name: Setup .NET Core 2.0 (if needed)
+      if: ${{ contains(inputs.target_framework, '2.0') }}
+      uses: actions/setup-dotnet@v4
+      with:
+        dotnet-version: '2.0.x'