def test_docker_deps(mocker, monkeypatch): class FakeFile(object): def __init__(self, *Args, **kwargs): pass def read(self): return "FROM my_awesome_base_image:42\nRUN sleep 1800000000" def __exit__(self, exc_type, exc_val, exc_tb): pass def __enter__(self): return self def fake_open(*args, **kwargs): return FakeFile() mocker.patch("__builtin__.open", return_value=fake_open()) monkeypatch.setattr("os.path.exists", lambda _: True) assert docker_deps("/toto/") == {"my_awesome_base_image"}
def test_docker_deps_empty(mocker, monkeypatch): class FakeFile(object): def __init__(self, *Args, **kwargs): pass def read(self): return "" def __exit__(self, exc_type, exc_val, exc_tb): pass def __enter__(self): return self def fake_open(*args, **kwargs): return FakeFile() mocker.patch("__builtin__.open", return_value=fake_open()) monkeypatch.setattr("os.path.exists", lambda _: True) assert docker_deps("/toto/") == set()
def test_docker_deps_file_absent(monkeypatch): monkeypatch.setattr("os.path.exists", lambda _: False) assert docker_deps("/toto/") == set()