tests(git-provider): Add basic registration tests

- make ModuleCore internals visible to ModuleTests

src/ModuleCore/Git/GitManager.cs

@@ -6,12 +6,18 @@ public class GitManager
 	private static readonly Lazy<GitManager> GitManagerInstance = new(() => new GitManager());
 	public static GitManager Instance => GitManagerInstance.Value;
 
+	/// <summary>
+	/// Always returns a new clean instance of GitManager
+	/// </summary>
+	internal static GitManager InternalFreshInstance => new();
+
 	/// <summary>
 	/// Simply <see cref="Path.DirectorySeparatorChar"/>.ToString()
 	/// </summary>
 	private static readonly string DirectorySeparator = Path.DirectorySeparatorChar.ToString();
 
 	private readonly InternalDirectory _repositories;
+	private readonly Lock _readWriteLock = new();
 
 	private GitManager()
 	{
@@ -20,6 +26,7 @@ public class GitManager
 		_repositories = new InternalDirectory()
 		{
 			Name = DirectorySeparator,
+			InternalPath = DirectorySeparator
 		};
 	}
 
@@ -29,18 +36,35 @@ public class GitManager
 	/// </summary>
 	/// <param name="absoluteRepositoryLocation"></param>
 	/// <param name="registrationName"></param>
-	/// <returns></returns>
-	public void RegisterRepo(string absoluteRepositoryLocation, string registrationName)
+	/// <returns>The normalised string the repository was registered against</returns>
+	public string RegisterRepo(string absoluteRepositoryLocation, string registrationName)
 	{
-		// Regardless of if we get a name or not, the fully qualified version for us
-		// starts with a 
-		var directorySegmentsFromName = NameToSegments(
-			string.IsNullOrWhiteSpace(registrationName)
+		// Depending on the caller, it might be possible that they've scripted automatic repo registration. Because I
+		// don't really want to account to all the subtle ways that can be parallised, I just naively lock on every
+		// registration attempt. This method should be quick regardless, and I could use ConcurrentDictionary except
+		// that means every instance of InternalDirectory would need it and yeah nah fuck that I can just lock at the
+		// top level
+		lock (_readWriteLock)
+		{
+			var normalisedName = NormaliseNamePath(string.IsNullOrWhiteSpace(registrationName)
 				? new DirectoryInfo(absoluteRepositoryLocation).Name
-				: registrationName
-		);
+				: registrationName);
 
-		_repositories.Add(absoluteRepositoryLocation, directorySegmentsFromName);
+			// Regardless of if we get a name or not, the fully qualified version for us
+			// starts with a /
+			var directorySegmentsFromName = NameToSegments(normalisedName);
+
+			var added = _repositories.Add(absoluteRepositoryLocation, directorySegmentsFromName);
+
+			// Not sure about this, the Add should throw any exceptions on duplicate/failures but for now I'll leave this
+			// here
+			if (added == null)
+			{
+				throw new Exception("Failed to register location");
+			}
+
+			return normalisedName;
+		}
 	}
 
 	/// <summary>
@@ -50,7 +74,7 @@ public class GitManager
 	/// <returns></returns>
 	private Queue<string> NameToSegments(string name)
 	{
-		var segments = NormaliseNamePath(name).Split(DirectorySeparator);
+		var segments = name.Split(DirectorySeparator);
 
 		return segments.Length == 1
 			? new Queue<string>([DirectorySeparator, name])
@@ -84,48 +108,55 @@ public class GitManager
 
 		public Dictionary<string, InternalDirectory> Children { get; set; } = [];
 
+		internal string InternalPath { get; set; }
+
 		/// <summary>
 		/// If not null, this is the absolute location of a registered git repository
 		/// </summary>
 		public string? FullRepositoryPath { get; set; }
 
-		internal void Add(string absoluteRepositoryLocation, Queue<string> directorySegmentsFromName)
+		/// <summary>
+		/// 
+		/// </summary>
+		/// <param name="absoluteRepositoryLocation"></param>
+		/// <param name="directorySegmentsFromName"></param>
+		/// <returns></returns>
+		/// <exception cref="Exception"></exception>
+		internal InternalDirectory? Add(string absoluteRepositoryLocation, Queue<string> directorySegmentsFromName)
 		{
 			var topStack = directorySegmentsFromName.Dequeue();
 
-			if (topStack == Name)
-			{
-				// We're at the end of the directory segments so we can safely say we're at the end of the tree so
-				// we add it to the relevant dictionary
-				if (directorySegmentsFromName.Count == 0)
-				{
-					FullRepositoryPath = absoluteRepositoryLocation;
-					//Children.Add(topStack, directory);
-				}
-				else
-				{
-					var nextSegment = directorySegmentsFromName.Peek();
-					// Attempt to get the next level of the directory. If we don't have a key entry, create one
-					if (!Children.TryGetValue(nextSegment, out var nextChild))
-					{
-						nextChild = new InternalDirectory()
-						{
-							Name = nextSegment,
-						};
-						Children.Add(nextSegment, nextChild);
-					}
-
-					// add the next
-					nextChild.Add(absoluteRepositoryLocation, directorySegmentsFromName);
-				}
-			}
-			else
+			if (topStack != Name)
 			{
 				// logically it shouldn't be possible to have a value on top of the stack that _doesn't_ exist, but
 				// just incase we throw as this should only happen if an Add is attempted on the root and the queue was
 				// not correctly rooted to /
 				throw new Exception($"Directory segment does not seem to exist: {topStack}");
 			}
+
+			// We're at the end of the directory segments so we can safely say we're at the end of the tree so
+			// we add it to the relevant dictionary
+			if (directorySegmentsFromName.Count == 0)
+			{
+				FullRepositoryPath = absoluteRepositoryLocation;
+				return this;
+			}
+
+			var nextSegment = directorySegmentsFromName.Peek();
+
+			// Attempt to get the next level of the directory. If we don't have a key entry, create one
+			if (!Children.TryGetValue(nextSegment, out var nextChild))
+			{
+				nextChild = new InternalDirectory()
+				{
+					Name = nextSegment,
+					InternalPath = Path.Combine(InternalPath, nextSegment)
+				};
+				Children.Add(nextSegment, nextChild);
+			}
+
+			// add the next
+			return nextChild.Add(absoluteRepositoryLocation, directorySegmentsFromName);
 		}
 	}
 }

src/ModuleCore/ModuleCore.csproj

@@ -7,4 +7,10 @@
         <LangVersion>latestmajor</LangVersion>
     </PropertyGroup>
 
+    <ItemGroup>
+        <AssemblyAttribute Include="System.Runtime.CompilerServices.InternalsVisibleToAttribute">
+            <_Parameter1>ModuleTests</_Parameter1>
+        </AssemblyAttribute>
+    </ItemGroup>
+
 </Project>