def __init__(self, package, version):
        """Construct a new requirement.

        :param package: the package name.
        :param version: a semver compatible version specification.
        """
        self.package = package
        self.version = version
        if self.version and not re.match(r"[<=>~]", version[:2]):
            self.version = "=={}".format(self.version)
def test_engine_module_name():
    engine = salt.engines.Engine({}, "foobar.start", {}, {}, {}, {}, name="foobar")
    assert engine.name == "foobar"