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"""
Unittests for ooinstall utils.
"""
import unittest
import logging
import sys
import copy
from ooinstall.utils import debug_env, is_valid_hostname
import mock
class TestUtils(unittest.TestCase):
"""
Parent unittest TestCase.
"""
def setUp(self):
self.debug_all_params = {
'OPENSHIFT_FOO': 'bar',
'ANSIBLE_FOO': 'bar',
'OO_FOO': 'bar'
}
self.expected = [
mock.call('ANSIBLE_FOO: bar'),
mock.call('OPENSHIFT_FOO: bar'),
mock.call('OO_FOO: bar'),
]
# python 2.x has assertItemsEqual, python 3.x has assertCountEqual
if sys.version_info.major > 3:
self.assertItemsEqual = self.assertCountEqual
######################################################################
# Validate ooinstall.utils.debug_env functionality
def test_utils_debug_env_all_debugged(self):
"""Verify debug_env debugs specific env variables"""
with mock.patch('ooinstall.utils.installer_log') as _il:
debug_env(self.debug_all_params)
print _il.debug.call_args_list
# Debug was called for each item we expect
self.assertEqual(
len(self.debug_all_params),
_il.debug.call_count)
# Each item we expect was logged
self.assertItemsEqual(
self.expected,
_il.debug.call_args_list)
def test_utils_debug_env_some_debugged(self):
"""Verify debug_env skips non-wanted env variables"""
debug_some_params = copy.deepcopy(self.debug_all_params)
# This will not be logged by debug_env
debug_some_params['MG_FRBBR'] = "SKIPPED"
with mock.patch('ooinstall.utils.installer_log') as _il:
debug_env(debug_some_params)
# The actual number of debug calls was less than the
# number of items passed to debug_env
self.assertLess(
_il.debug.call_count,
len(debug_some_params))
self.assertItemsEqual(
self.expected,
_il.debug.call_args_list)
######################################################################
def test_utils_is_valid_hostname_invalid(self):
"""Verify is_valid_hostname can detect None or too-long hostnames"""
# A hostname that's empty, None, or more than 255 chars is invalid
empty_hostname = ''
res = is_valid_hostname(empty_hostname)
self.assertFalse(res)
none_hostname = None
res = is_valid_hostname(none_hostname)
self.assertFalse(res)
too_long_hostname = "a" * 256
res = is_valid_hostname(too_long_hostname)
self.assertFalse(res)
def test_utils_is_valid_hostname_ends_with_dot(self):
"""Verify is_valid_hostname can parse hostnames with trailing periods"""
hostname = "foo.example.com."
res = is_valid_hostname(hostname)
self.assertTrue(res)
def test_utils_is_valid_hostname_normal_hostname(self):
"""Verify is_valid_hostname can parse regular hostnames"""
hostname = "foo.example.com"
res = is_valid_hostname(hostname)
self.assertTrue(res)
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