Start adding very basic tests, starting with packages API

test-requirements.txt

@@ -1,2 +1,4 @@
 sphinx
 sphinxcontrib-httpdomain
+unittest2py3k
+mock

tox.ini

@@ -8,6 +8,7 @@ usedevelop = True
 install_command = pip install -U {opts} {packages}
 setenv = VIRTUAL_ENV={envdir}
 deps = -r{toxinidir}/test-requirements.txt
+commands=unit2-3.4 discover []
 
 [testenv:pep8]
 commands = flake8 versiontracker

versiontracker/tests/api/test-packages.py

@@ -0,0 +1,43 @@
+#   Copyright Red Hat, Inc. 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 io
+import mock
+import unittest
+
+from versiontracker.tests import fakes
+from versiontracker.api.packages import _fetch_base_urls
+
+
+@mock.patch('versiontracker.api.packages._url_as_ini_file')
+class TestFetchBaseUrls(unittest.TestCase):
+    def test_parse_repo_file_with_one_repo(self, _url_mock):
+        fake_inifile = io.StringIO(fakes.REPO_CONFIG_ONE)
+        fake_inifile.seek(0)
+        _url_mock.return_value = fake_inifile
+        expected_base_url = [('repo-one',
+                             'http://example.org/one/x86_64/packages')]
+        base_url = _fetch_base_urls('repo-one')
+        self.assertEquals(expected_base_url, base_url)
+
+    def test_parse_repo_file_with_n_repo(self, _url_mock):
+        fake_inifile = io.StringIO(fakes.TWO_REPO_CONFIGS)
+        fake_inifile.seek(0)
+        _url_mock.return_value = fake_inifile
+        expected_base_url = [('repo-one',
+                             'http://example.org/one/x86_64/packages'),
+                             ('repo-two',
+                             'http://example.org/two/x86_64/packages')]
+        base_url = _fetch_base_urls('two-repo-configs')
+        self.assertEquals(expected_base_url, base_url)

versiontracker/tests/fakes.py

@@ -0,0 +1,96 @@
+#   Copyright Red Hat, Inc. 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 collections
+
+REPO_CONFIG_ONE = """
+[repo-one]
+name=repo-one
+baseurl=http://example.org/one/x86_64/packages
+enabled=1
+gpgcheck=0
+priority=1
+"""
+
+REPO_CONFIG_TWO = """
+[repo-two]
+name=repo-two
+baseurl=http://example.org/two/x86_64/packages
+enabled=1
+gpgcheck=0
+priority=1
+"""
+
+TWO_REPO_CONFIGS = REPO_CONFIG_ONE + REPO_CONFIG_TWO
+
+class FakeSettings(object):
+    def __init__(self):
+        self.REPOSITORIES = collections.OrderedDict({
+            'repo-one': {
+                'name': 'repo-one',
+                'friendly_name': 'Repo One',
+                'url':  'http://example.org/one/x86_64.repo'
+            },
+            'repo-two': {
+                'name': 'repo-two',
+                'friendly_name': 'Repo Two',
+                'url':  'http://example.org/two/x86_64.repo'
+            }
+        })
+        self.TAGS = collections.OrderedDict({
+            'repo': {
+                'name': 'repo',
+                'friendly_name': 'Repositories'
+            }
+        })
+        self.PACKAGE_PROPERTIES = ['arch', 'buildtime', 'name', 'release',
+                                   'version']
+
+        self.TMP_DIR = '/tmp/'
+
+
+class FakePackageOne(object):
+    def __init__(self):
+        self.arch = 'x86_64'
+        self.buildtime = 946684800
+        self.name = 'fake-package-one'
+        self.release = 'foo'
+        self.version = '0.1'
+
+
+class FakeDifferentPackageOne(object):
+    def __init__(self):
+        self.arch = 'x86_64'
+        self.buildtime = 946684800
+        self.name = 'fake-package-one'
+        self.release = 'foo'
+        self.version = '1.0'
+
+
+class FakePackageTwo(object):
+    def __init__(self):
+        self.arch = 'x86_64'
+        self.buildtime = 946684800
+        self.name = 'fake-package-two'
+        self.release = 'foo'
+        self.version = '0.2'
+
+
+class FakePackageThree(object):
+    def __init__(self):
+        self.arch = 'x86_64'
+        self.buildtime = 946684800
+        self.name = 'fake-package-three'
+        self.release = 'foo'
+        self.version = '3.0'