public void match() throws Exception {
add("file.txt", "patch",
"fixes a bug\nChange-Id: I12345abcde12345abcde12345abcde12345abcde");
CommitFinder service = new CommitFinder(testRepo);
CommitCountFilter count = new CommitCountFilter();
service.setFilter(new AndCommitFilter(new ChangeIdFilter(), count));
service.find();
assertEquals(1, count.getCount());
service.setFilter(new AndCommitFilter(new ChangeIdFilter().clone(),
count));
service.find();
assertEquals(2, count.getCount());
}