Move test projects from src/ to tests/ (#11357)

* Update gitignore

* Move csproj

* Update project references

* Update solutions

* Update build scripts

* Tests used to share editorconfig with projects in src

* Fix broken tests.

* Stop copying around .editorconfig

merged root one with linting

* csharp_style_expression_bodied -> suggestion

* Move StyleCop rulesets to matching directories and update shared build properties

* Remove legacy build files, update NuGet.cofig and solution files

* Restore myget source

* Clean up .gitignore

* Update .gitignore

* Move new test classes to tests after merge

* Gitignore + nuget config

* Move new test

Co-authored-by: Ronald Barendse <ronald@barend.se>

tests/Umbraco.Tests.Benchmarks/Config/QuickRunConfigAttribute.cs

@@ -0,0 +1,34 @@
+using System;
+using BenchmarkDotNet.Configs;
+using BenchmarkDotNet.Jobs;
+using Perfolizer.Horology;
+
+namespace Umbraco.Tests.Benchmarks.Config
+{
+    /// <summary>
+    /// Configures the benchmark to run with less warmup and a shorter iteration time than the standard benchmark.
+    /// </summary>
+    [AttributeUsage(AttributeTargets.Class, AllowMultiple = false)]
+    public class QuickRunConfigAttribute : Attribute, IConfigSource
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuickRunConfigAttribute"/> class.
+        /// </summary>
+        public QuickRunConfigAttribute()
+        {
+            this.Config = (ManualConfig)ManualConfig.CreateEmpty()
+                .With(Job.Default.WithLaunchCount(1) // benchmark process will be launched only once
+                .WithIterationTime(new TimeInterval(100, TimeUnit.Millisecond)) // 100ms per iteration
+                .WithWarmupCount(3) // 3 warmup iteration
+                .WithIterationCount(3)); // 3 target iteration
+        }
+
+        /// <summary>
+        /// Gets the manual configuration.
+        /// </summary>
+        protected ManualConfig Config { get; }
+
+        /// <inheritdoc/>
+        IConfig IConfigSource.Config => this.Config;
+    }
+}

tests/Umbraco.Tests.Benchmarks/Config/QuickRunWithMemoryDiagnoserConfigAttribute.cs

@@ -0,0 +1,20 @@
+using BenchmarkDotNet.Configs;
+using BenchmarkDotNet.Diagnosers;
+
+namespace Umbraco.Tests.Benchmarks.Config
+{
+    /// <summary>
+    /// Configures the benchmark to run with less warmup and a shorter iteration time than the standard benchmark,
+    /// and include memory usage diagnosis.
+    /// </summary>
+    public class QuickRunWithMemoryDiagnoserConfigAttribute : QuickRunConfigAttribute
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="QuickRunWithMemoryDiagnoserConfigAttribute"/> class.
+        /// </summary>
+        public QuickRunWithMemoryDiagnoserConfigAttribute()
+        {
+            Config.Add(MemoryDiagnoser.Default);
+        }
+    }
+}