From 299c842f15d51efed30b73da3d0e1ea39082cd3e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Janusz=20Bia=C5=82obrzewski?= <jbialobr@o2.pl>
Date: Tue, 15 Oct 2013 22:03:47 +0200
Subject: [PATCH 1/3] Failing test:
 CanShowChangesForAFileWithWin1250EncodingContent

---
 LibGit2Sharp.Tests/DiffTreeToTreeFixture.cs | 31 +++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/LibGit2Sharp.Tests/DiffTreeToTreeFixture.cs b/LibGit2Sharp.Tests/DiffTreeToTreeFixture.cs
index 289650f70..1d962f7b2 100644
--- a/LibGit2Sharp.Tests/DiffTreeToTreeFixture.cs
+++ b/LibGit2Sharp.Tests/DiffTreeToTreeFixture.cs
@@ -560,5 +560,36 @@ public void CallingCompareWithAnUnsupportedGenericParamThrows()
                 Assert.Throws<LibGit2SharpException>(() => repo.Diff.Compare<string>());
             }
         }
+
+        [Fact]
+        public void CanShowChangesForAFileWithWin1250EncodingContent()
+        {
+            const string testFile = "windows1250.txt";
+
+            string repoPath = CloneStandardTestRepo();
+            using (var repo = new Repository(repoPath))
+            {
+                // Create the file in the workdir
+                string testFileFullPath = Path.Combine(repo.Info.WorkingDirectory, testFile);
+                Encoding win1250Encoding = Encoding.GetEncoding("windows-1250");
+                Assert.NotNull(win1250Encoding);
+                const string testFileContent = "Content in windows-1250 encoding."
+                    + "\u0105\u0119\u0107\u0142\u00F3\u015b\u017a\u017c"
+                    + "\n";
+                File.WriteAllText(testFileFullPath, testFileContent, win1250Encoding);
+
+                //compare changes
+                var changes = repo.Diff.Compare<Patch>(repo.Head.Tip.Tree,
+                    DiffTargets.WorkingDirectory,
+                    new[] { testFile }).FirstOrDefault();
+
+                Assert.NotNull(changes);
+                string expectedHunkHeader = "@@ -0,0 +1 @@\n+";
+                int hunkHeaderIdx = changes.Patch.IndexOf(expectedHunkHeader);
+                Assert.True(hunkHeaderIdx > 0, "Hunk header expected: " + expectedHunkHeader);
+                string fileContentFromPatch = changes.Patch.Substring(hunkHeaderIdx + expectedHunkHeader.Length);
+                Assert.Equal(testFileContent, fileContentFromPatch);
+            }
+        }
     }
 }

From 47d97b817b7bbb0c5c176679b7561fa986e50ff8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Janusz=20Bia=C5=82obrzewski?= <jbialobr@o2.pl>
Date: Tue, 15 Oct 2013 22:47:50 +0200
Subject: [PATCH 2/3] Use Touch to create test file as per PR comment.

---
 LibGit2Sharp.Tests/DiffTreeToTreeFixture.cs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/LibGit2Sharp.Tests/DiffTreeToTreeFixture.cs b/LibGit2Sharp.Tests/DiffTreeToTreeFixture.cs
index 1d962f7b2..455cd630c 100644
--- a/LibGit2Sharp.Tests/DiffTreeToTreeFixture.cs
+++ b/LibGit2Sharp.Tests/DiffTreeToTreeFixture.cs
@@ -570,13 +570,12 @@ public void CanShowChangesForAFileWithWin1250EncodingContent()
             using (var repo = new Repository(repoPath))
             {
                 // Create the file in the workdir
-                string testFileFullPath = Path.Combine(repo.Info.WorkingDirectory, testFile);
                 Encoding win1250Encoding = Encoding.GetEncoding("windows-1250");
                 Assert.NotNull(win1250Encoding);
                 const string testFileContent = "Content in windows-1250 encoding."
                     + "\u0105\u0119\u0107\u0142\u00F3\u015b\u017a\u017c"
                     + "\n";
-                File.WriteAllText(testFileFullPath, testFileContent, win1250Encoding);
+                Touch(repo.Info.WorkingDirectory, testFile, testFileContent, win1250Encoding);
 
                 //compare changes
                 var changes = repo.Diff.Compare<Patch>(repo.Head.Tip.Tree,

From 7d1348b5ea4302c02ab5d081afa8346fb94f13bc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Janusz=20Bia=C5=82obrzewski?= <jbialobr@o2.pl>
Date: Tue, 15 Oct 2013 23:14:50 +0200
Subject: [PATCH 3/3] Expect changes for testFile

---
 LibGit2Sharp.Tests/DiffTreeToTreeFixture.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/LibGit2Sharp.Tests/DiffTreeToTreeFixture.cs b/LibGit2Sharp.Tests/DiffTreeToTreeFixture.cs
index 455cd630c..a00d44a77 100644
--- a/LibGit2Sharp.Tests/DiffTreeToTreeFixture.cs
+++ b/LibGit2Sharp.Tests/DiffTreeToTreeFixture.cs
@@ -580,7 +580,7 @@ public void CanShowChangesForAFileWithWin1250EncodingContent()
                 //compare changes
                 var changes = repo.Diff.Compare<Patch>(repo.Head.Tip.Tree,
                     DiffTargets.WorkingDirectory,
-                    new[] { testFile }).FirstOrDefault();
+                    new[] { testFile })[testFile];
 
                 Assert.NotNull(changes);
                 string expectedHunkHeader = "@@ -0,0 +1 @@\n+";