verified that repository detection works (#5)

Author: Aaronontheweb

src/Incrementalist.Tests/Git/GitRepositoryDetectionSpecs.cs

@@ -0,0 +1,36 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using FluentAssertions;
+using Incrementalist.Git;
+using Incrementalist.Tests.Helpers;
+using Xunit;
+
+namespace Incrementalist.Tests.Git
+{
+    public class GitRepositoryDetectionSpecs : IDisposable
+    {
+        public GitRepositoryDetectionSpecs()
+        {
+            Repository = new DisposableRepository();
+        }
+
+        public DisposableRepository Repository { get; }
+
+        [Fact(DisplayName = "GitRunner should detect repository correctly")]
+        public void Should_detect_Repository()
+        {
+            var results = GitRunner.FindRepository(Repository.BasePath);
+            results.foundRepo.Should().BeTrue();
+
+            // note: due to what I believe is native interop here, the Repository.Info.WorkingDirectory
+            // string appears to have an extra null terminator at the end
+            results.repo.Info.WorkingDirectory.Should().Contain(Repository.BasePath.Trim());
+        }
+
+        public void Dispose()
+        {
+            Repository?.Dispose();
+        }
+    }
+}

src/Incrementalist/Git/GitRunner.cs

@@ -15,15 +15,15 @@ public sealed class GitRunner
         /// Find the repository and the full path of the base directory.
         /// </summary>
         /// <param name="targetDirectory">Optional. The directory to search inside of. Defaults to <see cref="Directory.GetCurrentDirectory"/> otherwise.</param>
-        /// <returns>A tuple containing the repository, the base directory (parent directory of the .git folder,) and a boolean flag indicating whether or not
+        /// <returns>A tuple containing the repository and a boolean flag indicating whether or not
         /// the search was successful.</returns>
-        public (Repository repo, string baseDirectory, bool foundRepo) FindRepository(string targetDirectory = null)
+        public static (Repository repo, bool foundRepo) FindRepository(string targetDirectory = null)
         {
             var repoPath = Repository.Discover(targetDirectory ?? Directory.GetCurrentDirectory());
             if (string.IsNullOrEmpty(repoPath))
-                return (null, null, false);
+                return (null, false);
 
-            return (new Repository(repoPath), Directory.GetParent(repoPath).Parent.FullName, true);
+            return (new Repository(repoPath), true);
         }
     }
 }