src.setTreeId(fmt.idFor(Constants.OBJ_TREE, new byte[] {}));
src.setAuthor(author);
src.setCommitter(committer);
src.setMessage("Test commit\n\nThis is a test.\n");
RevCommit p = RevCommit.parse(src.build());
assertEquals(src.getTreeId(), p.getTree());
assertEquals(0, p.getParentCount());
assertEquals(author, p.getAuthorIdent());
assertEquals(committer, p.getCommitterIdent());
assertEquals("Test commit", p.getShortMessage());