Silence most of the deprecation spam

Running keystoneclient unittest is really painful, because it's
impossible to see what failed in all of the deprecation output.

Make most of it go away. There is still a chunk that is being elusive.

Change-Id: I006859b016274fc1adf69653ff75b3071d2c9446

keystoneclient/tests/unit/client_fixtures.py

@@ -607,15 +607,28 @@ class Deprecations(fixtures.Fixture):
         # exception.
         warnings.filterwarnings('error', category=DeprecationWarning,
                                 module='^keystoneclient\\.')
+        warnings.filterwarnings('ignore', category=DeprecationWarning,
+                                module='^debtcollector\\.')
         self.addCleanup(warnings.resetwarnings)
 
     def expect_deprecations(self):
         """Call this if the test expects to call deprecated function."""
         warnings.resetwarnings()
+        warnings.filterwarnings('ignore', category=DeprecationWarning,
+                                module='^keystoneclient\\.')
+        warnings.filterwarnings('ignore', category=DeprecationWarning,
+                                module='^debtcollector\\.')
 
     @contextlib.contextmanager
     def expect_deprecations_here(self):
         warnings.resetwarnings()
+        warnings.filterwarnings('ignore', category=DeprecationWarning,
+                                module='^keystoneclient\\.')
+        warnings.filterwarnings('ignore', category=DeprecationWarning,
+                                module='^debtcollector\\.')
         yield
+        warnings.resetwarnings()
         warnings.filterwarnings('error', category=DeprecationWarning,
                                 module='^keystoneclient\\.')
+        warnings.filterwarnings('ignore', category=DeprecationWarning,
+                                module='^debtcollector\\.')

keystoneclient/tests/unit/test_auth_token_middleware.py

@@ -15,6 +15,7 @@
 import calendar
 import datetime
 import json
+import logging
 import os
 import shutil
 import stat
@@ -209,6 +210,7 @@ class BaseAuthTokenMiddlewareTest(testtools.TestCase):
         super(BaseAuthTokenMiddlewareTest, self).setUp()
 
         self.useFixture(client_fixtures.Deprecations())
+        self.logger = self.useFixture(fixtures.FakeLogger(level=logging.DEBUG))
 
         self.expected_env = expected_env or dict()
         self.fake_app = fake_app or FakeApp
@@ -1678,6 +1680,7 @@ class TokenEncodingTest(testtools.TestCase):
     def setUp(self):
         super(TokenEncodingTest, self).setUp()
         self.useFixture(client_fixtures.Deprecations())
+        self.logger = self.useFixture(fixtures.FakeLogger(level=logging.DEBUG))
 
     def test_unquoted_token(self):
         self.assertEqual('foo%20bar', auth_token.safe_quote('foo bar'))

keystoneclient/tests/unit/test_s3_token_middleware.py

@@ -48,6 +48,7 @@ class S3TokenMiddlewareTestBase(utils.TestCase):
     def setUp(self):
         super(S3TokenMiddlewareTestBase, self).setUp()
 
+        self.useFixture(client_fixtures.Deprecations())
         self.conf = {
             'auth_host': self.TEST_HOST,
             'auth_port': self.TEST_PORT,