Swift from pytest to testr for unittests

Freezer currently uses pytest to execute unittests.
As we need to be consistent with the frameworks by the
other OS project, we are porting our tests to tests.

Change-Id: Ib755771efe496e467079dc2e990ca89a2e513eb6
Implements blueprint: swift-to-testr

.testr.conf

@@ -0,0 +1,9 @@
+[DEFAULT]
+test_command=OS_STDOUT_CAPTURE=${OS_STDOUT_CAPTURE:-1} \
+             OS_STDERR_CAPTURE=${OS_STDERR_CAPTURE:-1} \
+             OS_LOG_CAPTURE=${OS_LOG_CAPTURE:-1} \
+             ${PYTHON:-python} -m subunit.run discover -s ${OS_TEST_PATH:-./tests} -t . $LISTOPT $IDOPTION
+
+test_id_option=--load-list $IDFILE
+test_list_option=--list
+group_regex=([^\.]+\.)+

freezer/bandwidth.py

@@ -1,5 +1,5 @@
 import socket
-from time import time, sleep
+import time
 
 
 class ThrottledSocket(object):
@@ -15,15 +15,15 @@ class ThrottledSocket(object):
         return setattr(self._wrappedsock, attr, value)
 
     def recv(self, *args):
-        start = time()
+        start = time.time()
         buf = self._wrappedsock.recv(*args)
-        self._sleep(len(buf), self.download_limit, start, time())
+        self._sleep(len(buf), self.download_limit, start, time.time())
         return buf
 
     def sendall(self, *args):
-        start = time()
+        start = time.time()
         res = self._wrappedsock.send(*args)
-        self._sleep(res, self.upload_limit, start, time())
+        self._sleep(res, self.upload_limit, start, time.time())
 
     @staticmethod
     def _sleep_duration(transmitted, limit, start_time, end_time):
@@ -40,7 +40,7 @@ class ThrottledSocket(object):
                 start_time,
                 end_time)
             if sleep_duration > 0:
-                sleep(sleep_duration)
+                time.sleep(sleep_duration)
 
     def makefile(self, mode='r', bufsize=-1):
         return socket._fileobject(self, mode, bufsize)

freezer/job.py

@@ -19,14 +19,14 @@ Hudson (tjh@cryptsoft.com).
 ========================================================================
 """
 
-import sys
 import datetime
+import sys
 import time
 
-from freezer import utils
 from freezer import backup
 from freezer import exec_cmd
 from freezer import restore
+from freezer import utils
 
 import logging
 

requirements.txt

@@ -13,3 +13,5 @@ pymongo>=2.6.3,<3.0
 apscheduler
 # Not in global-requirements
 pep3143daemon
+paramiko>=1.13.0
+

test-requirements.txt

@@ -1,5 +1,10 @@
-pytest
 flake8>=2.2.4,<=2.4.1
-mock>=1.1,!=1.1.4;python_version!='2.6'
-mock==1.0.1;python_version=='2.6'
-
+pylint>=1.3.1
+hacking>=0.10.2,<0.11
+coverage>=3.6
+discover
+mock>=1.0
+oslosphinx
+sphinx>=1.1.2,<1.2
+testrepository>=0.0.18
+testtools>=0.9.34

tests/storages/test_local.py

@@ -1,11 +1,10 @@
 import tempfile
 import shutil
-import pytest
 
 from freezer.storage import local
 from freezer import utils
 
-@pytest.mark.incremental
+
 class TestLocalStorage(object):
     BACKUP_DIR_PREFIX = "freezer_test_backup_dir"
     FILES_DIR_PREFIX = "freezer_test_files_dir"

tests/test_bandwidth.py

@@ -1,6 +1,5 @@
 from freezer.bandwidth import ThrottledSocket, monkeypatch_bandwidth
 from commons import FakeSocket
-import pytest
 
 
 class TestBandwidth:

tests/test_job.py

@@ -30,7 +30,6 @@ from freezer import (restore, backup)
 from freezer.job import Job, InfoJob, AdminJob, BackupJob, RestoreJob, create_job
 import logging
 from mock import patch, Mock
-import pytest
 import unittest
 
 

tests/test_main.py

@@ -24,7 +24,6 @@ from commons import FakeSys
 
 from freezer import job
 from freezer.main import freezer_main
-import pytest
 import sys
 
 '''

tests/test_utils.py

@@ -1,5 +1,4 @@
 from freezer import utils
-import pytest
 import datetime
 from commons import *
 

tests/test_vss.py

@@ -22,8 +22,6 @@ import subprocess
 import os
 import logging
 
-import pytest
-
 
 class TestVss:
 

tests/test_winutils.py

@@ -21,8 +21,6 @@ from freezer import winutils
 from commons import *
 import logging
 
-import pytest
-
 
 class TestWinutils:
 

tox.ini

@@ -5,17 +5,9 @@ skipsdist = True
 [testenv]
 usedevelop = True
 deps =
-    pytest
-    coverage
-    flake8
-    pytest-cov
-    pytest-xdist
-    pymysql
-    python-openstackclient>=1.0.3,<1.1.0
-    mock
-    pep3143daemon
-    apscheduler
-    pylint>=1.3.1
+    -r{toxinidir}/requirements.txt
+    -r{toxinidir}/test-requirements.txt
+
 passenv =
     FREEZER_TEST_SSH_KEY
     FREEZER_TEST_SSH_USERNAME
@@ -30,12 +22,28 @@ passenv =
 
 install_command = pip install -U {opts} {packages}
 setenv = VIRTUAL_ENV={envdir}
-commands =  py.test -v --cov-report term-missing --cov freezer
 
-[pytest]
+whitelist_externals =
+    coverage
+    rm
+
+commands =
+    python setup.py testr --coverage --testr-args="{posargs}"
+    coverage report -m
+    rm -f .coverage
+
 python_files = test_*.py
 norecursedirs  = .tox .venv freezer_api freezer/binaries
 
+[testend:venv]
+commands = {posargs}
+
+[tox:jenkins]
+downloadcache = ~/cache/pip
+
+[testenv:cover]
+commands = python setup.py testr --coverage
+
 [testenv:pep8]
 commands = flake8 freezer
 
@@ -43,5 +51,13 @@ commands = flake8 freezer
 commands = pylint --rcfile .pylintrc freezer bin/freezerc
 
 [flake8]
+# it's not a bug that we aren't using all of hacking
+# H102 -> apache2 license exists
+# H103 -> license is apache
+# H201 -> no bare excepts
+# H501 -> don't use locals() for str formatting
+# H903 -> \n not \r\n
+ignore = H
+select = H102, H103, H201, H501, H903, H201, H306, H301, H233
 show-source = True
 exclude = .venv,.tox,dist,doc,test,*egg,tests