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# -*- coding: utf-8 -*-
# test_basetest.py
# Copyright (C) 2013 LEAP
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
"""
Unittests for BaseLeapTest ...becase it's oh so meta
"""
try:
import unittest2 as unittest
except ImportError:
import unittest
import os
import StringIO
from leap.testing.basetest import BaseLeapTest
_tempdir = None # global for tempdir checking
class _TestCaseRunner(object):
"""
TestCaseRunner used to run BaseLeapTest
"""
def run_testcase(self, testcase=None):
"""
Runs a given TestCase
@param testcase: the testcase
@type testcase: unittest.TestCase
"""
if not testcase:
return None
loader = unittest.TestLoader()
suite = loader.loadTestsFromTestCase(testcase)
# Create runner, and run testcase
io = StringIO.StringIO()
runner = unittest.TextTestRunner(stream=io)
results = runner.run(suite)
return results
class TestAbstractBaseLeapTest(unittest.TestCase, _TestCaseRunner):
"""
TestCase for BaseLeapTest abs
"""
def test_abstract_base_class(self):
"""
Test errors raised when setup/teardown not overloaded
"""
class _BaseTest(BaseLeapTest):
def test_dummy_method(self):
pass
def test_tautology(self):
assert True
results = self.run_testcase(_BaseTest)
# should be 2 errors: NotImplemented
# raised for setUp/tearDown
self.assertEquals(results.testsRun, 2)
self.assertEquals(len(results.failures), 0)
self.assertEquals(len(results.errors), 2)
class TestInitBaseLeapTest(BaseLeapTest):
"""
TestCase for testing initialization of BaseLeapTest
"""
def setUp(self):
"""nuke it"""
pass
def tearDown(self):
"""nuke it"""
pass
def test_path_is_changed(self):
"""tests whether we have changed the PATH env var"""
os_path = os.environ['PATH']
self.assertTrue(os_path.startswith(self.tempdir))
def test_old_path_is_saved(self):
"""tests whether we restore the PATH env var"""
self.assertTrue(len(self.old_path) > 1)
class TestCleanedBaseLeapTest(unittest.TestCase, _TestCaseRunner):
"""
TestCase for testing tempdir creation and cleanup
"""
def test_tempdir_is_cleaned_after_tests(self):
"""
test if a TestCase derived from BaseLeapTest creates and cleans the
temporal dir
"""
class _BaseTest(BaseLeapTest):
def setUp(self):
"""set global _tempdir to this instance tempdir"""
global _tempdir
_tempdir = self.tempdir
def tearDown(self):
"""nothing"""
pass
def test_tempdir_created(self):
"""test if tempdir was created"""
self.assertTrue(os.path.isdir(self.tempdir))
def test_tempdir_created_on_setupclass(self):
"""test if tempdir is the one created by setupclass"""
self.assertEqual(_tempdir, self.tempdir)
results = self.run_testcase(_BaseTest)
self.assertEquals(results.testsRun, 2)
self.assertEquals(len(results.failures), 0)
self.assertEquals(len(results.errors), 0)
# did we cleaned the tempdir?
self.assertFalse(os.path.isdir(_tempdir))
if __name__ == "__main__":
unittest.main()
|
