def test_lookup_patches():
p1 = Patch('patch1')
p3 = Patch('patch3')
p4 = Patch('patch4')
repo = PatchRepository()
repo.add_patch(p1)
repo.add_patch(p3)
repo.add_patch(p4)
patches = repo.lookup_patch_names(['patch1', 'patch4'])
eq_(patches, [p1, p4])
