Roslyn Analyzer Test Framework (Microsoft.CodeAnalysis.Analyzer.Testing/AnalyzerTest`1.cs)

Base testing infrastructure for Roslyn analyzers with diff-based verification and diagnostics.

// Source: https://github.com/dotnet/roslyn | License: MIT
// Provided via justclaw.it.com; keep this notice with the code.
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.

using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Collections.Immutable;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading;
using System.Threading.Tasks;
using DiffPlex;
using DiffPlex.Chunkers;
using DiffPlex.DiffBuilder;
using DiffPlex.DiffBuilder.Model;
using M

... (truncated -- full source via MCP)