/// <exception cref="System.IO.IOException"></exception>
private void FormatOldNewPaths(ByteArrayOutputStream o, DiffEntry ent)
{
string oldp;
string newp;
switch (ent.GetChangeType())
{
case DiffEntry.ChangeType.ADD:
{
oldp = DiffEntry.DEV_NULL;
newp = QuotePath(newPrefix + ent.GetNewPath());
break;
}
case DiffEntry.ChangeType.DELETE:
{
oldp = QuotePath(oldPrefix + ent.GetOldPath());
newp = DiffEntry.DEV_NULL;
break;
}
default:
{
oldp = QuotePath(oldPrefix + ent.GetOldPath());
newp = QuotePath(newPrefix + ent.GetNewPath());
break;
break;
}
}
o.Write(Constants.Encode("--- " + oldp + "\n"));
o.Write(Constants.Encode("+++ " + newp + "\n"));
}
public virtual void ShouldListAddedFileBetweenTwoCommits()
{
// given
Git git = new Git(db);
RevCommit c1 = git.Commit().SetMessage("initial commit").Call();
WriteTrashFile("a.txt", "content");
git.Add().AddFilepattern("a.txt").Call();
RevCommit c2 = git.Commit().SetMessage("second commit").Call();
// when
TreeWalk walk = new TreeWalk(db);
walk.AddTree(c1.Tree);
walk.AddTree(c2.Tree);
IList <DiffEntry> result = DiffEntry.Scan(walk);
// then
Assert.IsNotNull(result);
Assert.AreEqual(1, result.Count);
DiffEntry entry = result[0];
Assert.AreEqual(entry.GetChangeType(), DiffEntry.ChangeType.ADD);
Assert.AreEqual(entry.GetNewPath(), "a.txt");
Assert.AreEqual(entry.GetOldPath(), DiffEntry.DEV_NULL);
}
public virtual void ShouldReportFileModeChange()
{
WriteTrashFile("a.txt", "content");
Git git = new Git(db);
git.Add().AddFilepattern("a.txt").Call();
RevCommit c1 = git.Commit().SetMessage("initial commit").Call();
DirCache cache = db.LockDirCache();
DirCacheEditor editor = cache.Editor();
TreeWalk walk = new TreeWalk(db);
walk.AddTree(c1.Tree);
walk.Recursive = true;
NUnit.Framework.Assert.IsTrue(walk.Next());
editor.Add(new _PathEdit_318(walk, "a.txt"));
NUnit.Framework.Assert.IsTrue(editor.Commit());
RevCommit c2 = git.Commit().SetMessage("second commit").Call();
walk.Reset();
walk.AddTree(c1.Tree);
walk.AddTree(c2.Tree);
IList <DiffEntry> diffs = DiffEntry.Scan(walk, false);
NUnit.Framework.Assert.AreEqual(1, diffs.Count);
DiffEntry diff = diffs[0];
NUnit.Framework.Assert.AreEqual(DiffEntry.ChangeType.MODIFY, diff.GetChangeType()
);
NUnit.Framework.Assert.AreEqual(diff.GetOldId(), diff.GetNewId());
NUnit.Framework.Assert.AreEqual("a.txt", diff.GetOldPath());
NUnit.Framework.Assert.AreEqual(diff.GetOldPath(), diff.GetNewPath());
NUnit.Framework.Assert.AreEqual(FileMode.EXECUTABLE_FILE, diff.GetNewMode());
NUnit.Framework.Assert.AreEqual(FileMode.REGULAR_FILE, diff.GetOldMode());
}
public virtual void ShouldListChangesInWorkingTree()
{
// given
WriteTrashFile("a.txt", "content");
Git git = new Git(db);
git.Add().AddFilepattern("a.txt").Call();
RevCommit c = git.Commit().SetMessage("initial commit").Call();
WriteTrashFile("b.txt", "new line");
// when
TreeWalk walk = new TreeWalk(db);
walk.AddTree(c.Tree);
walk.AddTree(new FileTreeIterator(db));
IList <DiffEntry> result = DiffEntry.Scan(walk, true);
// then
Assert.AreEqual(1, result.Count);
DiffEntry entry = result[0];
Assert.AreEqual(entry.GetChangeType(), DiffEntry.ChangeType.ADD);
Assert.AreEqual(entry.GetNewPath(), "b.txt");
}
public virtual void ShouldListModificationInDirWithoutModifiedTrees()
{
// given
Git git = new Git(db);
FilePath tree = new FilePath(new FilePath(db.WorkTree, "a"), "b");
FileUtils.Mkdirs(tree);
FilePath file = new FilePath(tree, "c.txt");
FileUtils.CreateNewFile(file);
Write(file, "content");
git.Add().AddFilepattern("a").Call();
RevCommit c1 = git.Commit().SetMessage("initial commit").Call();
Write(file, "new line");
RevCommit c2 = git.Commit().SetAll(true).SetMessage("second commit").Call();
// when
TreeWalk walk = new TreeWalk(db);
walk.AddTree(c1.Tree);
walk.AddTree(c2.Tree);
walk.Recursive = true;
IList <DiffEntry> result = DiffEntry.Scan(walk);
// then
Assert.IsNotNull(result);
Assert.AreEqual(1, result.Count);
DiffEntry entry = result[0];
Assert.AreEqual(entry.GetChangeType(), DiffEntry.ChangeType.MODIFY);
Assert.AreEqual(entry.GetNewPath(), "a/b/c.txt");
}
private static void AssertCopy(DiffEntry o, DiffEntry n, int score, DiffEntry copy
)
{
NUnit.Framework.Assert.AreEqual(DiffEntry.ChangeType.COPY, copy.GetChangeType());
NUnit.Framework.Assert.AreEqual(o.GetOldPath(), copy.GetOldPath());
NUnit.Framework.Assert.AreEqual(n.GetNewPath(), copy.GetNewPath());
NUnit.Framework.Assert.AreEqual(o.GetOldMode(), copy.GetOldMode());
NUnit.Framework.Assert.AreEqual(n.GetNewMode(), copy.GetNewMode());
NUnit.Framework.Assert.AreEqual(o.GetOldId(), copy.GetOldId());
NUnit.Framework.Assert.AreEqual(n.GetNewId(), copy.GetNewId());
NUnit.Framework.Assert.AreEqual(score, copy.GetScore());
}
private static void AssertRename(DiffEntry o, DiffEntry n, int score, DiffEntry rename
)
{
NUnit.Framework.Assert.AreEqual(DiffEntry.ChangeType.RENAME, rename.GetChangeType
());
NUnit.Framework.Assert.AreEqual(o.GetOldPath(), rename.GetOldPath());
NUnit.Framework.Assert.AreEqual(n.GetNewPath(), rename.GetNewPath());
NUnit.Framework.Assert.AreEqual(o.GetOldMode(), rename.GetOldMode());
NUnit.Framework.Assert.AreEqual(n.GetNewMode(), rename.GetNewMode());
NUnit.Framework.Assert.AreEqual(o.GetOldId(), rename.GetOldId());
NUnit.Framework.Assert.AreEqual(n.GetNewId(), rename.GetNewId());
NUnit.Framework.Assert.AreEqual(score, rename.GetScore());
}
/// <summary>Breaks apart a DiffEntry into two entries, one DELETE and one ADD.</summary>
/// <remarks>Breaks apart a DiffEntry into two entries, one DELETE and one ADD.</remarks>
/// <param name="entry">the DiffEntry to break apart.</param>
/// <returns>
/// a list containing two entries. Calling
/// <see cref="GetChangeType()">GetChangeType()</see>
/// on the first entry will return ChangeType.DELETE. Calling it on
/// the second entry will return ChangeType.ADD.
/// </returns>
internal static IList <NGit.Diff.DiffEntry> BreakModify(NGit.Diff.DiffEntry entry)
{
NGit.Diff.DiffEntry del = new NGit.Diff.DiffEntry();
del.oldId = entry.GetOldId();
del.oldMode = entry.GetOldMode();
del.oldPath = entry.GetOldPath();
del.newId = A_ZERO;
del.newMode = FileMode.MISSING;
del.newPath = NGit.Diff.DiffEntry.DEV_NULL;
del.changeType = DiffEntry.ChangeType.DELETE;
NGit.Diff.DiffEntry add = new NGit.Diff.DiffEntry();
add.oldId = A_ZERO;
add.oldMode = FileMode.MISSING;
add.oldPath = NGit.Diff.DiffEntry.DEV_NULL;
add.newId = entry.GetNewId();
add.newMode = entry.GetNewMode();
add.newPath = entry.GetNewPath();
add.changeType = DiffEntry.ChangeType.ADD;
return(Arrays.AsList(del, add));
}
private static string Path(DiffEntry difference)
{
switch (difference.GetChangeType())
{
case DiffEntry.ChangeType.ADD:
return difference.GetNewPath();
case DiffEntry.ChangeType.COPY:
return string.Format("{0} -> {1}", difference.GetOldPath(), difference.GetNewPath());
case DiffEntry.ChangeType.DELETE:
return difference.GetOldPath();
case DiffEntry.ChangeType.MODIFY:
return difference.GetOldPath();
case DiffEntry.ChangeType.RENAME:
return string.Format("{0} -> {1}", difference.GetOldPath(), difference.GetNewPath());
default:
return difference.ToString();
}
}
/// <exception cref="System.IO.IOException"></exception>
private void FormatHeader(ByteArrayOutputStream o, DiffEntry ent)
{
DiffEntry.ChangeType type = ent.GetChangeType();
string oldp = ent.GetOldPath();
string newp = ent.GetNewPath();
FileMode oldMode = ent.GetOldMode();
FileMode newMode = ent.GetNewMode();
o.Write(Constants.EncodeASCII("diff --git "));
o.Write(Constants.Encode(QuotePath(oldPrefix + (type == DiffEntry.ChangeType.ADD ?
newp : oldp))));
o.Write(' ');
o.Write(Constants.Encode(QuotePath(newPrefix + (type == DiffEntry.ChangeType.DELETE
? oldp : newp))));
o.Write('\n');
switch (type)
{
case DiffEntry.ChangeType.ADD:
{
o.Write(Constants.EncodeASCII("new file mode "));
newMode.CopyTo(o);
o.Write('\n');
break;
}
case DiffEntry.ChangeType.DELETE:
{
o.Write(Constants.EncodeASCII("deleted file mode "));
oldMode.CopyTo(o);
o.Write('\n');
break;
}
case DiffEntry.ChangeType.RENAME:
{
o.Write(Constants.EncodeASCII("similarity index " + ent.GetScore() + "%"));
o.Write('\n');
o.Write(Constants.Encode("rename from " + QuotePath(oldp)));
o.Write('\n');
o.Write(Constants.Encode("rename to " + QuotePath(newp)));
o.Write('\n');
break;
}
case DiffEntry.ChangeType.COPY:
{
o.Write(Constants.EncodeASCII("similarity index " + ent.GetScore() + "%"));
o.Write('\n');
o.Write(Constants.Encode("copy from " + QuotePath(oldp)));
o.Write('\n');
o.Write(Constants.Encode("copy to " + QuotePath(newp)));
o.Write('\n');
if (!oldMode.Equals(newMode))
{
o.Write(Constants.EncodeASCII("new file mode "));
newMode.CopyTo(o);
o.Write('\n');
}
break;
}
case DiffEntry.ChangeType.MODIFY:
{
if (0 < ent.GetScore())
{
o.Write(Constants.EncodeASCII("dissimilarity index " + (100 - ent.GetScore()) + "%"
));
o.Write('\n');
}
break;
}
}
if ((type == DiffEntry.ChangeType.MODIFY || type == DiffEntry.ChangeType.RENAME) &&
!oldMode.Equals(newMode))
{
o.Write(Constants.EncodeASCII("old mode "));
oldMode.CopyTo(o);
o.Write('\n');
o.Write(Constants.EncodeASCII("new mode "));
newMode.CopyTo(o);
o.Write('\n');
}
if (!ent.GetOldId().Equals(ent.GetNewId()))
{
FormatIndexLine(o, ent);
}
}
private static void AssertCopy(DiffEntry o, DiffEntry n, int score, DiffEntry copy
)
{
NUnit.Framework.Assert.AreEqual(DiffEntry.ChangeType.COPY, copy.GetChangeType());
NUnit.Framework.Assert.AreEqual(o.GetOldPath(), copy.GetOldPath());
NUnit.Framework.Assert.AreEqual(n.GetNewPath(), copy.GetNewPath());
NUnit.Framework.Assert.AreEqual(o.GetOldMode(), copy.GetOldMode());
NUnit.Framework.Assert.AreEqual(n.GetNewMode(), copy.GetNewMode());
NUnit.Framework.Assert.AreEqual(o.GetOldId(), copy.GetOldId());
NUnit.Framework.Assert.AreEqual(n.GetNewId(), copy.GetNewId());
NUnit.Framework.Assert.AreEqual(score, copy.GetScore());
}
private static void AssertRename(DiffEntry o, DiffEntry n, int score, DiffEntry rename
)
{
NUnit.Framework.Assert.AreEqual(DiffEntry.ChangeType.RENAME, rename.GetChangeType
());
NUnit.Framework.Assert.AreEqual(o.GetOldPath(), rename.GetOldPath());
NUnit.Framework.Assert.AreEqual(n.GetNewPath(), rename.GetNewPath());
NUnit.Framework.Assert.AreEqual(o.GetOldMode(), rename.GetOldMode());
NUnit.Framework.Assert.AreEqual(n.GetNewMode(), rename.GetNewMode());
NUnit.Framework.Assert.AreEqual(o.GetOldId(), rename.GetOldId());
NUnit.Framework.Assert.AreEqual(n.GetNewId(), rename.GetNewId());
NUnit.Framework.Assert.AreEqual(score, rename.GetScore());
}
