def METHOD_NAME(self):
    r"""Test of the genOutSpec method (empty filename).
    Method: This checks that the compiled outspec dictionary
    is correct and complete.  No file is written.
    """
    # the with clause allows the chatter on stdout during
    # object creation to be suppressed
    with RedirectStreams(stdout=self.dev_null):
        sim = self.fixture(SimpleScript)
    # compile the output spec
    outspec_orig = sim.genOutSpec(None)
    # ensure output spec is OK
    self.validate_outspec(outspec_orig, sim)