More test refactoring.

Author: francis-page

ReferenceFinder/ReferenceFinderTool.cs

@@ -0,0 +1,43 @@
+using NUnit.Framework;
+
+namespace UnityDataTools.TestCommon;
+
+public class Context
+{
+    public string UnityDataFolder { get; }
+    public string UnityDataVersion { get; }
+    public string TestDataFolder { get; }
+    public string ExpectedDataFolder { get; }
+    public ExpectedData ExpectedData { get; } = new();
+
+    private Context(string folder)
+    {
+        var di = new DirectoryInfo(folder);
+        
+        UnityDataFolder = folder;
+        UnityDataVersion = di.Name;
+        TestDataFolder = di.Parent.FullName;
+        ExpectedDataFolder = Path.Combine(di.Parent.Parent.FullName, "ExpectedData", UnityDataVersion);
+        
+        ExpectedData.Load(ExpectedDataFolder);
+    }
+
+    public static IEnumerable<Context> GetAll()
+    {
+        if (m_Cache.TryGetValue(TestContext.CurrentContext.TestDirectory, out var cases))
+        {
+            return cases;
+        }
+
+        cases = new List<Context>();
+        m_Cache[TestContext.CurrentContext.TestDirectory] = cases;
+        foreach (var folder in Directory.EnumerateDirectories(Path.Combine(TestContext.CurrentContext.TestDirectory, "Data")))
+        {
+            cases.Add(new Context(folder));
+        }
+
+        return cases;
+    }
+
+    private static Dictionary<string, List<Context>> m_Cache = new();
+}