FileDb database = FileDb.makeDbFromDbText(testDb1);
GitRevisionHistory history = new GitRevisionHistory(Suppliers.ofInstance(mockRepo));
EquivalenceMatchResult result = history.findRevisions(
new Revision("4", "repo2"), new EquivalenceMatcher("repo1", database));
Equivalence expectedEq = new Equivalence(new Revision("1002", "repo1"),
new Revision("2", "repo2"));
assertEquals(1, result.getEquivalences().size());