protected RevObject get(RevTree tree, string path)
{
var tw = new GitSharp.Core.TreeWalk.TreeWalk(db);
tw.setFilter(PathFilterGroup.createFromStrings(new[] { path }));
tw.reset(tree);
while (tw.next())
{
if (tw.isSubtree() && !path.Equals(tw.getPathString()))
{
tw.enterSubtree();
continue;
}
ObjectId entid = tw.getObjectId(0);
FileMode entmode = tw.getFileMode(0);
return(rw.lookupAny(entid, (int)entmode.ObjectType));
}
Assert.Fail("Can't find " + path + " in tree " + tree.Name);
return(null); // never reached.
}
public void testMissingSubtree_DetectFileAdded_FileModified()
{
var ow = new ObjectWriter(db);
ObjectId aFileId = ow.WriteBlob(Constants.CHARSET.GetBytes("a"));
ObjectId bFileId = ow.WriteBlob(Constants.CHARSET.GetBytes("b"));
ObjectId cFileId1 = ow.WriteBlob(Constants.CHARSET.GetBytes("c-1"));
ObjectId cFileId2 = ow.WriteBlob(Constants.CHARSET.GetBytes("c-2"));
// Create sub-a/empty, sub-c/empty = hello.
Func<ObjectId> oldTree = () =>
{
var root = new Core.Tree(db);
Core.Tree subA = root.AddTree("sub-a");
subA.AddFile("empty").Id = aFileId;
subA.Id = ow.WriteTree(subA);
Core.Tree subC = root.AddTree("sub-c");
subC.AddFile("empty").Id = cFileId1;
subC.Id = ow.WriteTree(subC);
return ow.WriteTree(root);
};
// Create sub-a/empty, sub-b/empty, sub-c/empty.
Func<ObjectId> newTree = () =>
{
var root = new Core.Tree(db);
Core.Tree subA = root.AddTree("sub-a");
subA.AddFile("empty").Id = aFileId;
subA.Id = ow.WriteTree(subA);
Core.Tree subB = root.AddTree("sub-b");
subB.AddFile("empty").Id = bFileId;
subB.Id = ow.WriteTree(subB);
Core.Tree subC = root.AddTree("sub-c");
subC.AddFile("empty").Id = cFileId2;
subC.Id = ow.WriteTree(subC);
return ow.WriteTree(root);
};
var tw = new GitSharp.Core.TreeWalk.TreeWalk(db);
tw.reset(new[] { oldTree.Invoke(), newTree.Invoke() });
tw.Recursive = true;
tw.setFilter(TreeFilter.ANY_DIFF);
Assert.IsTrue(tw.next());
Assert.AreEqual("sub-b/empty", tw.getPathString());
Assert.AreEqual(FileMode.Missing, tw.getFileMode(0));
Assert.AreEqual(FileMode.RegularFile, tw.getFileMode(1));
Assert.AreEqual(ObjectId.ZeroId, tw.getObjectId(0));
Assert.AreEqual(bFileId, tw.getObjectId(1));
Assert.IsTrue(tw.next());
Assert.AreEqual("sub-c/empty", tw.getPathString());
Assert.AreEqual(FileMode.RegularFile, tw.getFileMode(0));
Assert.AreEqual(FileMode.RegularFile, tw.getFileMode(1));
Assert.AreEqual(cFileId1, tw.getObjectId(0));
Assert.AreEqual(cFileId2, tw.getObjectId(1));
Assert.IsFalse(tw.next());
}
private static void AssertCorrectId(DirCache treeT, GitSharp.Core.TreeWalk.TreeWalk tw)
{
Assert.AreEqual(treeT.getEntry(tw.getPathString()).getObjectId(), tw.getObjectId(0));
}
public void testMissingSubtree_DetectFileAdded_FileModified()
{
var ow = new ObjectWriter(db);
ObjectId aFileId = ow.WriteBlob(Constants.CHARSET.GetBytes("a"));
ObjectId bFileId = ow.WriteBlob(Constants.CHARSET.GetBytes("b"));
ObjectId cFileId1 = ow.WriteBlob(Constants.CHARSET.GetBytes("c-1"));
ObjectId cFileId2 = ow.WriteBlob(Constants.CHARSET.GetBytes("c-2"));
// Create sub-a/empty, sub-c/empty = hello.
Func <ObjectId> oldTree = () =>
{
var root = new Core.Tree(db);
Core.Tree subA = root.AddTree("sub-a");
subA.AddFile("empty").Id = aFileId;
subA.Id = ow.WriteTree(subA);
Core.Tree subC = root.AddTree("sub-c");
subC.AddFile("empty").Id = cFileId1;
subC.Id = ow.WriteTree(subC);
return(ow.WriteTree(root));
};
// Create sub-a/empty, sub-b/empty, sub-c/empty.
Func <ObjectId> newTree = () =>
{
var root = new Core.Tree(db);
Core.Tree subA = root.AddTree("sub-a");
subA.AddFile("empty").Id = aFileId;
subA.Id = ow.WriteTree(subA);
Core.Tree subB = root.AddTree("sub-b");
subB.AddFile("empty").Id = bFileId;
subB.Id = ow.WriteTree(subB);
Core.Tree subC = root.AddTree("sub-c");
subC.AddFile("empty").Id = cFileId2;
subC.Id = ow.WriteTree(subC);
return(ow.WriteTree(root));
};
var tw = new GitSharp.Core.TreeWalk.TreeWalk(db);
tw.reset(new[] { oldTree.Invoke(), newTree.Invoke() });
tw.Recursive = true;
tw.setFilter(TreeFilter.ANY_DIFF);
Assert.IsTrue(tw.next());
Assert.AreEqual("sub-b/empty", tw.getPathString());
Assert.AreEqual(FileMode.Missing, tw.getFileMode(0));
Assert.AreEqual(FileMode.RegularFile, tw.getFileMode(1));
Assert.AreEqual(ObjectId.ZeroId, tw.getObjectId(0));
Assert.AreEqual(bFileId, tw.getObjectId(1));
Assert.IsTrue(tw.next());
Assert.AreEqual("sub-c/empty", tw.getPathString());
Assert.AreEqual(FileMode.RegularFile, tw.getFileMode(0));
Assert.AreEqual(FileMode.RegularFile, tw.getFileMode(1));
Assert.AreEqual(cFileId1, tw.getObjectId(0));
Assert.AreEqual(cFileId2, tw.getObjectId(1));
Assert.IsFalse(tw.next());
}
