Create test framework for python with stestr.

Add add the first unit test for fm-rest-api/fm/fm/common/timeutils.
Add tox task for py27/35 as zuul checking and gating jobs.

Story: 2007082
Task: 38077

Change-Id: I2f259dcf2178f42546966063c0d724bc17e2a804
Signed-off-by: chenyan <yan.chen@intel.com>

.gitignore

@@ -22,6 +22,8 @@ develop-eggs
 dist
 eggs
 sdist
+.stestr
+.ipynb_checkpoints
 
 # Sphinx documentation
 doc/build

.zuul.yaml

@@ -11,10 +11,14 @@
         - openstack-tox-linters
         - openstack-tox-pep8
         - stx-fault-build
+        - fault-rest-api-py27
+        - fault-rest-api-py35
     gate:
       jobs:
         - openstack-tox-linters
         - openstack-tox-pep8
+        - fault-rest-api-py27
+        - fault-rest-api-py35
 
 # Perform just a build
 - job:
@@ -48,3 +52,23 @@
         fault: https://opendev.org/starlingx/fault
         integ: https://opendev.org/starlingx/integ
         update: https://opendev.org/starlingx/update
+
+- job:
+    name: fault-rest-api-py27
+    parent: tox
+    description: |
+      Run py27 test for fm-rest-api
+    nodeset: ubuntu-xenial
+    vars:
+      tox_envlist: py27
+      tox_extra_args: -c fm-rest-api/fm/tox.ini
+
+- job:
+    name: fault-rest-api-py35
+    parent: tox
+    description: |
+      Run py35 test for fm-rest-api
+    nodeset: ubuntu-xenial
+    vars:
+      tox_envlist: py35
+      tox_extra_args: -c fm-rest-api/fm/tox.ini

fm-rest-api/fm/.stestr.conf

@@ -0,0 +1,5 @@
+[DEFAULT]
+test_path=./fm/tests
+top_dir=./
+#parallel_class=True
+

fm-rest-api/fm/fm/common/timeutils.py

@@ -46,9 +46,9 @@ def parse_isotime(timestr):
     try:
         return iso8601.parse_date(timestr)
     except iso8601.ParseError as e:
-        raise ValueError(e.message)
+        raise ValueError(str(e))
     except TypeError as e:
-        raise ValueError(e.message)
+        raise ValueError(str(e))
 
 
 def strtime(at=None, fmt=PERFECT_TIME_FORMAT):

fm-rest-api/fm/fm/tests/__init__.py

@@ -0,0 +1,14 @@
+# Copyright 2020 Intel 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.

fm-rest-api/fm/fm/tests/base.py

@@ -0,0 +1,33 @@
+# Copyright 2020 Intel 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.
+
+"""Base classes for our unit tests.
+
+Allows overriding of config for use of fakes, and some black magic for
+inline callbacks.
+
+"""
+import testtools
+
+
+class TestCase(testtools.TestCase):
+    """Test case base class for all unit tests."""
+
+    def setUp(self):
+        """Run before each test method to initialize test environment."""
+        super(TestCase, self).setUp()
+
+    def tearDown(self):
+        super(TestCase, self).tearDown()

fm-rest-api/fm/fm/tests/test_common.py

@@ -0,0 +1,34 @@
+# Copyright 2020 Intel 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.
+
+import datetime
+from fm.common import timeutils
+
+from fm.tests import base
+
+
+class FaultTimeUtilsTestCase(base.TestCase):
+
+    def test_isotime(self):
+        isotimestr = timeutils.isotime()
+        isotime = timeutils.parse_isotime(isotimestr)
+        self.assertTrue(isinstance(isotime, datetime.datetime))
+
+        isotimestr = timeutils.isotime(subsecond=True)
+        isotime = timeutils.parse_isotime(isotimestr)
+        self.assertTrue(isinstance(isotime, datetime.datetime))
+
+        self.assertRaises(ValueError, timeutils.parse_isotime, "bad input")
+        self.assertRaises(ValueError, timeutils.parse_isotime, isotime)

fm-rest-api/fm/test-requirements.txt

@@ -1 +1,10 @@
--r requirements.txt
+hacking!=0.13.0,<0.14,>=0.12.0
+bashate >= 0.2
+PyYAML >= 3.1.0
+yamllint >= 0.5.2
+stestr
+testtools!=1.2.0,>=0.9.36
+iso8601
+stestr
+mock
+cython

fm-rest-api/fm/tox.ini

@@ -0,0 +1,33 @@
+[tox]
+envlist = py27,py35
+minversion = 2.3
+skipsdist = True
+stxdir = {toxinidir}/../../../
+
+[testenv]
+install_command = pip install -U {opts} {packages}
+setenv = VIRTUAL_ENV={envdir}
+         OS_STDOUT_CAPTURE=1
+         OS_STDERR_CAPTURE=1
+         OS_TEST_TIMEOUT=60
+deps = -r{toxinidir}/test-requirements.txt
+
+[testenv:venv]
+basepython = python3
+commands = {posargs}
+
+[testenv:py27]
+basepython = python2.7
+commands =
+  stestr run {posargs}
+  stestr slowest
+
+[testenv:py35]
+basepython = python3.5
+commands =
+  stestr run {posargs}
+  stestr slowest
+
+
+
+

test-requirements.txt

@@ -2,4 +2,10 @@ hacking!=0.13.0,<0.14,>=0.12.0
 bashate >= 0.2
 PyYAML >= 3.1.0
 yamllint >= 0.5.2
-spec_cleaner>=1.0.9
+#spec_cleaner>=1.0.9
+stestr
+testtools!=1.2.0,>=0.9.36
+iso8601
+stestr
+mock
+cython

tox.ini

@@ -2,6 +2,7 @@
 envlist = linters,pep8,rpm-packaging-lint
 minversion = 2.3
 skipsdist = True
+stxdir = {toxinidir}/../
 
 [testenv]
 install_command = pip install -U {opts} {packages}
@@ -128,3 +129,4 @@ commands = {toxinidir}/devstack/build.sh
 basepython = python3
 whitelist_externals = cat
 commands = cat /etc/fm/fm.conf
+