geogig.command(AddOp.class).addPattern(".").call();
CommitOp commitCommand = geogig.command(CommitOp.class);
commitCommand.setAuthor("John Doe", "John@Doe.com");
commitCommand.setCommitter("Jane Doe", "Jane@Doe.com");
RevCommit commit = commitCommand.call();
assertNotNull(commit);
assertNotNull(commit.getParentIds());
assertEquals(0, commit.getParentIds().size());
assertFalse(commit.parentN(0).isPresent());
assertNotNull(commit.getId());