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-rw-r--r--tests/unit/common/test_utils.py90
1 files changed, 90 insertions, 0 deletions
diff --git a/tests/unit/common/test_utils.py b/tests/unit/common/test_utils.py
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+##############################################################################
+# Copyright (c) 2015 Ericsson AB and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+# Unittest for yardstick.common.utils
+
+import os
+import mock
+import unittest
+
+from yardstick.common import utils
+
+
+class IterSubclassesTestCase(unittest.TestCase):
+# Disclaimer: this class is a modified copy from
+# rally/tests/unit/common/plugin/test_discover.py
+# Copyright 2015: Mirantis Inc.
+ def test_itersubclasses(self):
+ class A(object):
+ pass
+
+ class B(A):
+ pass
+
+ class C(A):
+ pass
+
+ class D(C):
+ pass
+
+ self.assertEqual([B, C, D], list(utils.itersubclasses(A)))
+
+
+class TryAppendModuleTestCase(unittest.TestCase):
+
+ @mock.patch('yardstick.common.utils.importutils')
+ def test_try_append_module_not_in_modules(self, mock_importutils):
+
+ modules = {}
+ name = 'foo'
+ utils.try_append_module(name, modules)
+ mock_importutils.import_module.assert_called_with(name)
+
+ @mock.patch('yardstick.common.utils.importutils')
+ def test_try_append_module_already_in_modules(self, mock_importutils):
+
+ modules = {'foo'}
+ name = 'foo'
+ utils.try_append_module(name, modules)
+ self.assertFalse(mock_importutils.import_module.called)
+
+
+class ImportModulesFromPackageTestCase(unittest.TestCase):
+
+ @mock.patch('yardstick.common.utils.os.walk')
+ @mock.patch('yardstick.common.utils.try_append_module')
+ def test_import_modules_from_package_no_mod(self, mock_append, mock_walk):
+
+ sep = os.sep
+ mock_walk.return_value = ([
+ ('..' + sep + 'foo', ['bar'], ['__init__.py']),
+ ('..' + sep + 'foo' + sep + 'bar', [], ['baz.txt', 'qux.rst'])
+ ])
+
+ utils.import_modules_from_package('foo.bar')
+ self.assertFalse(mock_append.called)
+
+ @mock.patch('yardstick.common.utils.os.walk')
+ @mock.patch('yardstick.common.utils.importutils')
+ def test_import_modules_from_package(self, mock_importutils, mock_walk):
+
+ sep = os.sep
+ mock_walk.return_value = ([
+ ('foo' + sep + '..' + sep + 'bar', [], ['baz.py'])
+ ])
+
+ utils.import_modules_from_package('foo.bar')
+ mock_importutils.import_module.assert_called_with('bar.baz')
+
+
+def main():
+ unittest.main()
+
+if __name__ == '__main__':
+ main()