Separate microversion test case related unit tests

This patch just separate the unit tests which are related to microversion
test cases logic and set/unset config values.

This is needed to migrate api_version_utils to lib with its unit tests.

Partially implements blueprint api-microversions-testing-support

Change-Id: Ie23ad006605882ab3e85e3d307a4f728231083cf
diff --git a/tempest/tests/common/test_api_version_utils.py b/tempest/tests/common/test_api_version_utils.py
index babf965..a24bc65 100644
--- a/tempest/tests/common/test_api_version_utils.py
+++ b/tempest/tests/common/test_api_version_utils.py
@@ -12,146 +12,11 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from oslo_config import cfg
 import testtools
 
-from tempest.api.compute import base as compute_base
 from tempest.common import api_version_utils
-from tempest import config
 from tempest import exceptions
 from tempest.tests import base
-from tempest.tests import fake_config
-
-
-class VersionTestNoneTolatest(compute_base.BaseV2ComputeTest):
-    min_microversion = None
-    max_microversion = 'latest'
-
-
-class VersionTestNoneTo2_2(compute_base.BaseV2ComputeTest):
-    min_microversion = None
-    max_microversion = '2.2'
-
-
-class VersionTest2_3ToLatest(compute_base.BaseV2ComputeTest):
-    min_microversion = '2.3'
-    max_microversion = 'latest'
-
-
-class VersionTest2_5To2_10(compute_base.BaseV2ComputeTest):
-    min_microversion = '2.5'
-    max_microversion = '2.10'
-
-
-class VersionTest2_10To2_10(compute_base.BaseV2ComputeTest):
-    min_microversion = '2.10'
-    max_microversion = '2.10'
-
-
-class InvalidVersionTest(compute_base.BaseV2ComputeTest):
-    min_microversion = '2.11'
-    max_microversion = '2.1'
-
-
-class TestMicroversionsTestsClass(base.TestCase):
-
-    def setUp(self):
-        super(TestMicroversionsTestsClass, self).setUp()
-        self.useFixture(fake_config.ConfigFixture())
-        self.stubs.Set(config, 'TempestConfigPrivate',
-                       fake_config.FakePrivate)
-
-    def _test_version(self, cfg_min, cfg_max,
-                      expected_pass_tests,
-                      expected_skip_tests):
-        cfg.CONF.set_default('min_microversion',
-                             cfg_min, group='compute-feature-enabled')
-        cfg.CONF.set_default('max_microversion',
-                             cfg_max, group='compute-feature-enabled')
-        try:
-            for test_class in expected_pass_tests:
-                test_class.skip_checks()
-            for test_class in expected_skip_tests:
-                self.assertRaises(testtools.TestCase.skipException,
-                                  test_class.skip_checks)
-        except testtools.TestCase.skipException as e:
-            raise testtools.TestCase.failureException(e.message)
-
-    def test_config_version_none_none(self):
-        expected_pass_tests = [VersionTestNoneTolatest, VersionTestNoneTo2_2]
-        expected_skip_tests = [VersionTest2_3ToLatest, VersionTest2_5To2_10,
-                               VersionTest2_10To2_10]
-        self._test_version(None, None,
-                           expected_pass_tests,
-                           expected_skip_tests)
-
-    def test_config_version_none_23(self):
-        expected_pass_tests = [VersionTestNoneTolatest, VersionTestNoneTo2_2,
-                               VersionTest2_3ToLatest]
-        expected_skip_tests = [VersionTest2_5To2_10, VersionTest2_10To2_10]
-        self._test_version(None, '2.3',
-                           expected_pass_tests,
-                           expected_skip_tests)
-
-    def test_config_version_22_latest(self):
-        expected_pass_tests = [VersionTestNoneTolatest, VersionTestNoneTo2_2,
-                               VersionTest2_3ToLatest, VersionTest2_5To2_10,
-                               VersionTest2_10To2_10]
-        expected_skip_tests = []
-        self._test_version('2.2', 'latest',
-                           expected_pass_tests,
-                           expected_skip_tests)
-
-    def test_config_version_22_23(self):
-        expected_pass_tests = [VersionTestNoneTolatest, VersionTestNoneTo2_2,
-                               VersionTest2_3ToLatest]
-        expected_skip_tests = [VersionTest2_5To2_10, VersionTest2_10To2_10]
-        self._test_version('2.2', '2.3',
-                           expected_pass_tests,
-                           expected_skip_tests)
-
-    def test_config_version_210_210(self):
-        expected_pass_tests = [VersionTestNoneTolatest,
-                               VersionTest2_3ToLatest,
-                               VersionTest2_5To2_10,
-                               VersionTest2_10To2_10]
-        expected_skip_tests = [VersionTestNoneTo2_2]
-        self._test_version('2.10', '2.10',
-                           expected_pass_tests,
-                           expected_skip_tests)
-
-    def test_config_version_none_latest(self):
-        expected_pass_tests = [VersionTestNoneTolatest, VersionTestNoneTo2_2,
-                               VersionTest2_3ToLatest, VersionTest2_5To2_10,
-                               VersionTest2_10To2_10]
-        expected_skip_tests = []
-        self._test_version(None, 'latest',
-                           expected_pass_tests,
-                           expected_skip_tests)
-
-    def test_config_version_latest_latest(self):
-        expected_pass_tests = [VersionTestNoneTolatest, VersionTest2_3ToLatest]
-        expected_skip_tests = [VersionTestNoneTo2_2, VersionTest2_5To2_10,
-                               VersionTest2_10To2_10]
-        self._test_version('latest', 'latest',
-                           expected_pass_tests,
-                           expected_skip_tests)
-
-    def test_config_invalid_version(self):
-        cfg.CONF.set_default('min_microversion',
-                             '2.5', group='compute-feature-enabled')
-        cfg.CONF.set_default('max_microversion',
-                             '2.1', group='compute-feature-enabled')
-        self.assertRaises(exceptions.InvalidConfiguration,
-                          VersionTestNoneTolatest.skip_checks)
-
-    def test_config_version_invalid_test_version(self):
-        cfg.CONF.set_default('min_microversion',
-                             None, group='compute-feature-enabled')
-        cfg.CONF.set_default('max_microversion',
-                             '2.13', group='compute-feature-enabled')
-        self.assertRaises(exceptions.InvalidConfiguration,
-                          InvalidVersionTest.skip_checks)
 
 
 class TestVersionSkipLogic(base.TestCase):
diff --git a/tempest/tests/test_microversions.py b/tempest/tests/test_microversions.py
new file mode 100644
index 0000000..fc37af4
--- /dev/null
+++ b/tempest/tests/test_microversions.py
@@ -0,0 +1,153 @@
+# Copyright 2015 NEC Corporation.  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.
+
+from oslo_config import cfg
+import testtools
+
+from tempest.api.compute import base as compute_base
+from tempest import config
+from tempest import exceptions
+from tempest.tests import base
+from tempest.tests import fake_config
+
+
+class VersionTestNoneTolatest(compute_base.BaseV2ComputeTest):
+    min_microversion = None
+    max_microversion = 'latest'
+
+
+class VersionTestNoneTo2_2(compute_base.BaseV2ComputeTest):
+    min_microversion = None
+    max_microversion = '2.2'
+
+
+class VersionTest2_3ToLatest(compute_base.BaseV2ComputeTest):
+    min_microversion = '2.3'
+    max_microversion = 'latest'
+
+
+class VersionTest2_5To2_10(compute_base.BaseV2ComputeTest):
+    min_microversion = '2.5'
+    max_microversion = '2.10'
+
+
+class VersionTest2_10To2_10(compute_base.BaseV2ComputeTest):
+    min_microversion = '2.10'
+    max_microversion = '2.10'
+
+
+class InvalidVersionTest(compute_base.BaseV2ComputeTest):
+    min_microversion = '2.11'
+    max_microversion = '2.1'
+
+
+class TestMicroversionsTestsClass(base.TestCase):
+
+    def setUp(self):
+        super(TestMicroversionsTestsClass, self).setUp()
+        self.useFixture(fake_config.ConfigFixture())
+        self.stubs.Set(config, 'TempestConfigPrivate',
+                       fake_config.FakePrivate)
+
+    def _test_version(self, cfg_min, cfg_max,
+                      expected_pass_tests,
+                      expected_skip_tests):
+        cfg.CONF.set_default('min_microversion',
+                             cfg_min, group='compute-feature-enabled')
+        cfg.CONF.set_default('max_microversion',
+                             cfg_max, group='compute-feature-enabled')
+        try:
+            for test_class in expected_pass_tests:
+                test_class.skip_checks()
+            for test_class in expected_skip_tests:
+                self.assertRaises(testtools.TestCase.skipException,
+                                  test_class.skip_checks)
+        except testtools.TestCase.skipException as e:
+            raise testtools.TestCase.failureException(e.message)
+
+    def test_config_version_none_none(self):
+        expected_pass_tests = [VersionTestNoneTolatest, VersionTestNoneTo2_2]
+        expected_skip_tests = [VersionTest2_3ToLatest, VersionTest2_5To2_10,
+                               VersionTest2_10To2_10]
+        self._test_version(None, None,
+                           expected_pass_tests,
+                           expected_skip_tests)
+
+    def test_config_version_none_23(self):
+        expected_pass_tests = [VersionTestNoneTolatest, VersionTestNoneTo2_2,
+                               VersionTest2_3ToLatest]
+        expected_skip_tests = [VersionTest2_5To2_10, VersionTest2_10To2_10]
+        self._test_version(None, '2.3',
+                           expected_pass_tests,
+                           expected_skip_tests)
+
+    def test_config_version_22_latest(self):
+        expected_pass_tests = [VersionTestNoneTolatest, VersionTestNoneTo2_2,
+                               VersionTest2_3ToLatest, VersionTest2_5To2_10,
+                               VersionTest2_10To2_10]
+        expected_skip_tests = []
+        self._test_version('2.2', 'latest',
+                           expected_pass_tests,
+                           expected_skip_tests)
+
+    def test_config_version_22_23(self):
+        expected_pass_tests = [VersionTestNoneTolatest, VersionTestNoneTo2_2,
+                               VersionTest2_3ToLatest]
+        expected_skip_tests = [VersionTest2_5To2_10, VersionTest2_10To2_10]
+        self._test_version('2.2', '2.3',
+                           expected_pass_tests,
+                           expected_skip_tests)
+
+    def test_config_version_210_210(self):
+        expected_pass_tests = [VersionTestNoneTolatest,
+                               VersionTest2_3ToLatest,
+                               VersionTest2_5To2_10,
+                               VersionTest2_10To2_10]
+        expected_skip_tests = [VersionTestNoneTo2_2]
+        self._test_version('2.10', '2.10',
+                           expected_pass_tests,
+                           expected_skip_tests)
+
+    def test_config_version_none_latest(self):
+        expected_pass_tests = [VersionTestNoneTolatest, VersionTestNoneTo2_2,
+                               VersionTest2_3ToLatest, VersionTest2_5To2_10,
+                               VersionTest2_10To2_10]
+        expected_skip_tests = []
+        self._test_version(None, 'latest',
+                           expected_pass_tests,
+                           expected_skip_tests)
+
+    def test_config_version_latest_latest(self):
+        expected_pass_tests = [VersionTestNoneTolatest, VersionTest2_3ToLatest]
+        expected_skip_tests = [VersionTestNoneTo2_2, VersionTest2_5To2_10,
+                               VersionTest2_10To2_10]
+        self._test_version('latest', 'latest',
+                           expected_pass_tests,
+                           expected_skip_tests)
+
+    def test_config_invalid_version(self):
+        cfg.CONF.set_default('min_microversion',
+                             '2.5', group='compute-feature-enabled')
+        cfg.CONF.set_default('max_microversion',
+                             '2.1', group='compute-feature-enabled')
+        self.assertRaises(exceptions.InvalidConfiguration,
+                          VersionTestNoneTolatest.skip_checks)
+
+    def test_config_version_invalid_test_version(self):
+        cfg.CONF.set_default('min_microversion',
+                             None, group='compute-feature-enabled')
+        cfg.CONF.set_default('max_microversion',
+                             '2.13', group='compute-feature-enabled')
+        self.assertRaises(exceptions.InvalidConfiguration,
+                          InvalidVersionTest.skip_checks)