public void testInitialize_TogglePostOrder() throws Exception {
final TreeWalk tw = new TreeWalk(db);
assertFalse(tw.isPostOrderTraversal());
tw.setPostOrderTraversal(true);
assertTrue(tw.isPostOrderTraversal());
tw.setPostOrderTraversal(false);
assertFalse(tw.isPostOrderTraversal());
}
public void testResetDoesNotAffectPostOrder() throws Exception {
final TreeWalk tw = new TreeWalk(db);
tw.setPostOrderTraversal(true);
assertTrue(tw.isPostOrderTraversal());
tw.reset();
assertTrue(tw.isPostOrderTraversal());
tw.setPostOrderTraversal(false);
assertFalse(tw.isPostOrderTraversal());
tw.reset();
assertFalse(tw.isPostOrderTraversal());
}
public void testNoPostOrder() throws Exception {
final DirCache tree = db.readDirCache();
{
final DirCacheBuilder b = tree.builder();
b.add(makeFile("a"));
b.add(makeFile("b/c"));
b.add(makeFile("b/d"));
b.add(makeFile("q"));
b.finish();
assertEquals(4, tree.getEntryCount());
}
final TreeWalk tw = new TreeWalk(db);
tw.reset();
tw.setPostOrderTraversal(false);
tw.addTree(new DirCacheIterator(tree));
assertModes("a", REGULAR_FILE, tw);
assertModes("b", TREE, tw);
assertTrue(tw.isSubtree());
assertFalse(tw.isPostChildren());
tw.enterSubtree();
assertModes("b/c", REGULAR_FILE, tw);
assertModes("b/d", REGULAR_FILE, tw);
assertModes("q", REGULAR_FILE, tw);
}
public List<String> readElementsAt(Repository repository, String commit) throws IOException {
RevWalk revWalk = new RevWalk(repository);
RevCommit revCommit = revWalk.parseCommit(ObjectId.fromString(commit));
RevTree tree = revCommit.getTree();
List<String> items = new ArrayList<>();
TreeWalk treeWalk = new TreeWalk(repository);
treeWalk.addTree(tree);
treeWalk.setRecursive(true);
treeWalk.setPostOrderTraversal(true);
while (treeWalk.next()) {
items.add(treeWalk.getPathString());
}
return items;
}