Use keystoneauth.betamax for shade mocks

Instead of mocking the clients, use keystoneauth1.betamax
fixture to intercept keystoneauth.construct_session, and provide
our own recorded fixtures.

Change-Id: I7b2973b0f89b66c19d6bf10571c3c93692107aa3

requirements.txt

@@ -8,7 +8,7 @@ os-client-config>=1.17.0
 requestsexceptions>=1.1.1
 six
 
-keystoneauth1>=1.0.0
+keystoneauth1>=2.8.0
 netifaces>=0.10.4
 python-novaclient>=2.21.0,!=2.27.0,!=2.32.0
 python-keystoneclient>=0.11.0

shade/tests/unit/base.py

@@ -18,6 +18,7 @@
 import time
 
 import fixtures
+import os
 import os_client_config as occ
 import tempfile
 
@@ -56,10 +57,21 @@ class TestCase(base.TestCase):
         vendor.write(b'{}')
         vendor.close()
 
+        # set record mode depending on environment
+        record_mode = os.environ.get('BETAMAX_RECORD_FIXTURES', False)
+        if record_mode:
+            self.record_fixtures = 'new_episodes'
+        else:
+            self.record_fixtures = None
+
+        test_cloud = os.environ.get('SHADE_OS_CLOUD', '_test_cloud_')
         self.config = occ.OpenStackConfig(
             config_files=[config.name],
             vendor_files=[vendor.name])
-        self.cloud_config = self.config.get_one_cloud(cloud='_test_cloud_')
+        self.cloud_config = self.config.get_one_cloud(cloud=test_cloud)
         self.cloud = shade.OpenStackCloud(
             cloud_config=self.cloud_config,
             log_inner_exceptions=True)
+        self.op_cloud = shade.OperatorCloud(
+            cloud_config=self.cloud_config,
+            log_inner_exceptions=True)

shade/tests/unit/test_flavors.py

@@ -24,7 +24,6 @@ class TestFlavors(base.TestCase):
 
     def setUp(self):
         super(TestFlavors, self).setUp()
-        self.op_cloud = shade.operator_cloud(validate=False)
 
     @mock.patch.object(shade.OpenStackCloud, 'nova_client')
     def test_create_flavor(self, mock_nova):

test-requirements.txt

@@ -1,5 +1,6 @@
 hacking>=0.10.0,<0.11
 
+betamax-serializers>=0.1.1
 coverage>=3.6
 discover
 fixtures>=0.3.14

tox.ini

@@ -15,6 +15,20 @@ deps = -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
 commands = python setup.py testr --slowest --testr-args='{posargs}'
 
+[testenv:record]
+usedevelop = True
+install_command = pip install -U {opts} {packages}
+setenv =
+   VIRTUAL_ENV={envdir}
+   LANG=en_US.UTF-8
+   LANGUAGE=en_US:en
+   LC_ALL=C
+   BETAMAX_RECORD_FIXTURES=1
+passenv = SHADE_OS_CLOUD
+deps = -r{toxinidir}/requirements.txt
+       -r{toxinidir}/test-requirements.txt
+commands = python setup.py testr --slowest --testr-args='--concurrency=1 {posargs}'
+
 [testenv:functional]
 setenv =
    OS_TEST_PATH = ./shade/tests/functional