Specify database group instead of DEFAULT

At the request of Quantum folks, Let us switch from DEFAULT to
database for the database related options. This will help with
migration etc.

DocImpact

Fixes LP# 1171837

Change-Id: If602a6a7cc0f2a202632dd14574fea60dce4b589

1 files changed, 20 insertions, 0 deletions

diff --git a/tests/utils.py b/tests/utils.py
index c5c7c00..4682428 100644
--- a/tests/utils.py
+++ b/tests/utils.py
@@ -17,6 +17,9 @@
 
 """Common utilities used in testing"""
 
+import os
+import tempfile
+
 import fixtures
 from oslo.config import cfg
 import testtools
@@ -36,6 +39,8 @@ class BaseTestCase(testtools.TestCase):
         self.useFixture(fixtures.FakeLogger('openstack.common'))
         self.useFixture(fixtures.Timeout(30, True))
         self.stubs.Set(exception, '_FATAL_EXCEPTION_FORMAT_ERRORS', True)
+        self.useFixture(fixtures.NestedTempfile())
+        self.tempdirs = []
 
     def tearDown(self):
         super(BaseTestCase, self).tearDown()
@@ -43,6 +48,21 @@ class BaseTestCase(testtools.TestCase):
         self.stubs.UnsetAll()
         self.stubs.SmartUnsetAll()
 
+    def create_tempfiles(self, files, ext='.conf'):
+        tempfiles = []
+        for (basename, contents) in files:
+            if not os.path.isabs(basename):
+                (fd, path) = tempfile.mkstemp(prefix=basename, suffix=ext)
+            else:
+                path = basename + ext
+                fd = os.open(path, os.O_CREAT | os.O_WRONLY)
+            tempfiles.append(path)
+            try:
+                os.write(fd, contents)
+            finally:
+                os.close(fd)
+        return tempfiles
+
     def config(self, **kw):
         """
         Override some configuration values.