Initial copy of api tests from tempest
This change is the result of running
tools/copy_api_tests_from_tempest.sh.
Change-Id: Ica02dbe1ed26f1bc9526ea9682756ebc5877cf4a
diff --git a/neutron/tests/tempest/common/utils/misc.py b/neutron/tests/tempest/common/utils/misc.py
new file mode 100644
index 0000000..cc0004d
--- /dev/null
+++ b/neutron/tests/tempest/common/utils/misc.py
@@ -0,0 +1,87 @@
+# Copyright 2012 OpenStack Foundation
+# All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+import inspect
+import re
+
+from neutron.openstack.common import log as logging
+
+LOG = logging.getLogger(__name__)
+
+
+def singleton(cls):
+ """Simple wrapper for classes that should only have a single instance."""
+ instances = {}
+
+ def getinstance():
+ if cls not in instances:
+ instances[cls] = cls()
+ return instances[cls]
+ return getinstance
+
+
+def find_test_caller():
+ """Find the caller class and test name.
+
+ Because we know that the interesting things that call us are
+ test_* methods, and various kinds of setUp / tearDown, we
+ can look through the call stack to find appropriate methods,
+ and the class we were in when those were called.
+ """
+ caller_name = None
+ names = []
+ frame = inspect.currentframe()
+ is_cleanup = False
+ # Start climbing the ladder until we hit a good method
+ while True:
+ try:
+ frame = frame.f_back
+ name = frame.f_code.co_name
+ names.append(name)
+ if re.search("^(test_|setUp|tearDown)", name):
+ cname = ""
+ if 'self' in frame.f_locals:
+ cname = frame.f_locals['self'].__class__.__name__
+ if 'cls' in frame.f_locals:
+ cname = frame.f_locals['cls'].__name__
+ caller_name = cname + ":" + name
+ break
+ elif re.search("^_run_cleanup", name):
+ is_cleanup = True
+ elif name == 'main':
+ caller_name = 'main'
+ break
+ else:
+ cname = ""
+ if 'self' in frame.f_locals:
+ cname = frame.f_locals['self'].__class__.__name__
+ if 'cls' in frame.f_locals:
+ cname = frame.f_locals['cls'].__name__
+
+ # the fact that we are running cleanups is indicated pretty
+ # deep in the stack, so if we see that we want to just
+ # start looking for a real class name, and declare victory
+ # once we do.
+ if is_cleanup and cname:
+ if not re.search("^RunTest", cname):
+ caller_name = cname + ":_run_cleanups"
+ break
+ except Exception:
+ break
+ # prevents frame leaks
+ del frame
+ if caller_name is None:
+ LOG.debug("Sane call name not found in %s" % names)
+ return caller_name