tests/unit/ryu/test_ryu_db: db failure

Fix proposed to branch: master
Review: https://review.openstack.org/14022

Reviewed: https://review.openstack.org/14022
Committed: http://github.com/openstack/quantum/commit/a11f6cec92c9a93d37cdd94b7363681addabfe9e
Submitter: Jenkins
Branch: master

commit a11f6cec92c9a93d37cdd94b7363681addabfe9e
Author: Isaku Yamahata <email address hidden>
Date: Tue Sep 18 23:55:14 2012 +0900

    tests/unit/ryu/test_ryu_db: db failure

    Fixes bug 1061408

    The unit test of test_ryu_db fails when it is specified to run as follows.

    $ ./run_tests.sh quantum.tests.unit.ryu.test_ryu_db
    RyuDBTest
        test_ofp_server (quantum.tests.unit.ryu.test_ryu_db.RyuDBTest)ERROR

    ======================================================================
    ERROR: test_ofp_server (quantum.tests.unit.ryu.test_ryu_db.RyuDBTest)
    ----------------------------------------------------------------------
    Traceback (most recent call last):
      File "/quantum/tests/unit/ryu/test_ryu_db.py", line 30, in setUp
        options = {"sql_connection": cfg.CONF.DATABASE.sql_connection}
      File "/quantum/openstack/common/cfg.py", line 1039, in __getattr__
        return self._get(name)
      File "/quantum/openstack/common/cfg.py", line 1361, in _get
        value = self._substitute(self._do_get(name, group))
      File "/quantum/openstack/common/cfg.py", line 1377, in _do_get
        info = self._get_opt_info(name, group)
      File "/quantum/openstack/common/cfg.py", line 1470, in _get_opt_info
        raise NoSuchOptError(opt_name, group)
    NoSuchOptError: no such option: DATABASE

    ----------------------------------------------------------------------
    Ran 1 test in 0.001s

    Change-Id: Ie639914c64e6fba10112a58efa7f363615d0c9fd