tests: s/nosetests/pytest/

- Requires us to add pytest.ini to tell pytest where to look for test
  files, and set the python path.
- Mock drops terminal from the tested code, so we have to "mock" it in
  test_colors()
- Enable coverage in tox tests.

.gitignore

@@ -4,7 +4,6 @@
 *$py.class
 *.swp
 *.swo
-.noseids
 *.patch
 *#
 *~
@@ -14,6 +13,7 @@ MANIFEST
 dist
 build
 .build
+.coverage
 titorc.5
 titorc.5.xml
 tito.8

HACKING.md

@@ -86,8 +86,8 @@ an authoring environment, too.
 
 To run all tests, install these packages:
 
-* python-nose,  python-pep8,  python-mock (for epl-6 and fedora) and rpm-python
-* python3-nose, python3-pep8,  python3-mock (for epl-6 and fedora) , and rpm-python3
+* pytest, python-pep8,  python-mock (for epl-6 and fedora) and rpm-python
+* pytest, python3-pep8,  python3-mock (for epl-6 and fedora) , and rpm-python3
 * createrepo_c
 * git-annex
 
@@ -98,8 +98,7 @@ for python 2.4 - 2.7 (in case you don't have pip, install via yum python-pip pac
 
 Then from the root of the project:
 
-    python  ./runtests.py -vv
-    python3 ./runtests.py -vv
+    ./runtests.sh
 
 
 ### Advanced

pytest.ini

@@ -0,0 +1,3 @@
+[pytest]
+python_files = test/*.py test/*/*.py
+pythonpath = src

runtests.py

@@ -1,48 +0,0 @@
-#!/usr/bin/python3
-#
-# Copyright (c) 2008-2009 Red Hat, Inc.
-#
-# This software is licensed to you under the GNU General Public License,
-# version 2 (GPLv2). There is NO WARRANTY for this software, express or
-# implied, including the implied warranties of MERCHANTABILITY or FITNESS
-# FOR A PARTICULAR PURPOSE. You should have received a copy of GPLv2
-# along with this software; if not, see
-# http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
-#
-# Red Hat trademarks are not licensed under GPLv2. No permission is
-# granted to use or replicate Red Hat trademarks that are incorporated
-# in this software or its documentation.
-"""
-Executes all tests.
-"""
-import os
-import shutil
-import sys
-import tempfile
-import nose
-
-# Make sure we run from the source, this is tricky because the functional
-# tests need to find both the location of the 'tito' executable script,
-# and the internal tito code needs to know where to find our auxiliary Perl
-# scripts. Adding an environment variable hack to the actual code to
-# accommodate this for now.
-
-TEST_SCRIPT_DIR = os.path.abspath(os.path.dirname(__file__))
-SRC_DIR = os.path.normpath(os.path.join(TEST_SCRIPT_DIR, "src/"))
-sys.path.insert(0, SRC_DIR)
-SRC_BIN_DIR = os.path.abspath(os.path.join(TEST_SCRIPT_DIR, "bin/"))
-
-os.environ['TITO_SRC_BIN_DIR'] = SRC_BIN_DIR
-
-if __name__ == '__main__':
-
-    print("Using Python %s" % sys.version)
-    print("Using nose %s" % nose.__version__)
-    print("Running tito tests against: %s" % SRC_DIR)
-
-    # Make sure no older test directories exist
-    for dir in os.listdir(tempfile.gettempdir()):
-        if dir.endswith('-titotest'):
-            shutil.rmtree(os.path.join(tempfile.gettempdir(), dir))
-
-    nose.main()

runtests.sh

@@ -0,0 +1,10 @@
+#! /bin/bash -e
+cov=--cov
+args=()
+for arg; do
+case $arg in
+--no-cov) cov= ;;
+*) args+=( "$arg" )
+esac
+done
+exec python3 -m pytest -vv $cov "${args[@]}"

test/functional/build_gitannex_tests.py

@@ -20,8 +20,8 @@ import glob
 import tempfile
 import sys
 import shutil
-from nose.plugins.skip import SkipTest
 from os.path import join
+from pytest import skip
 
 from functional.fixture import TitoGitTestFixture, tito
 
@@ -41,12 +41,9 @@ class GitAnnexBuilderTests(TitoGitTestFixture):
         # Guess based on python version.
         # Do not use anything based on uname in case we are in container.
         # Do not use `lsb_release` to avoid dependencies.
-        if sys.version[0:3] == '2.4':
-            raise SkipTest('git-annex is not available in epel-5')
-
         status, ga_version = getstatusoutput('rpm -q git-annex')
         if status != 0:
-            raise SkipTest("git-annex is missing")
+            skip("git-annex is missing")
 
         # Setup test config:
         self.config = RawConfigParser()

test/unit/common_tests.py

@@ -220,7 +220,9 @@ class CommonTests(unittest.TestCase):
     def test_colors(self, mock_user_conf):
         mock_user_conf.return_value = {}
         stream = StringIO()
+        with patch("blessed.terminal.os.isatty") as isatty:
             _out('Hello world', None, Terminal().red, stream)
+            isatty.return_value = True
             # RHEL 6 doesn't have self.assertRegexpMatches unfortunately
             self.assertTrue(re.match('.+Hello world.+\n', stream.getvalue()))
 

tox.ini

@@ -17,5 +17,10 @@ skipsdist = True
 
 
 [testenv]
-deps = nose
-commands = nosetests {posargs}
+deps =
+    -rrequirements.txt
+    coverage
+    pytest
+    pytest-cov
+commands =
+    python -m pytest -v {posargs} --cov-report term-missing --cov-branch --cov