diff options
Diffstat (limited to 'tests/unittests/test_handler/test_handler_growpart.py')
| -rw-r--r-- | tests/unittests/test_handler/test_handler_growpart.py | 107 |
1 files changed, 58 insertions, 49 deletions
diff --git a/tests/unittests/test_handler/test_handler_growpart.py b/tests/unittests/test_handler/test_handler_growpart.py index 3056320d..89727863 100644 --- a/tests/unittests/test_handler/test_handler_growpart.py +++ b/tests/unittests/test_handler/test_handler_growpart.py @@ -1,5 +1,3 @@ -from mocker import MockerTestCase - from cloudinit import cloud from cloudinit import util @@ -9,6 +7,16 @@ import errno import logging import os import re +import unittest + +try: + from unittest import mock +except ImportError: + import mock +try: + from contextlib import ExitStack +except ImportError: + from contextlib2 import ExitStack # growpart: # mode: auto # off, on, auto, 'growpart' @@ -42,7 +50,7 @@ growpart disk partition """ -class TestDisabled(MockerTestCase): +class TestDisabled(unittest.TestCase): def setUp(self): super(TestDisabled, self).setUp() self.name = "growpart" @@ -57,14 +65,14 @@ class TestDisabled(MockerTestCase): # this really only verifies that resizer_factory isn't called config = {'growpart': {'mode': 'off'}} - self.mocker.replace(cc_growpart.resizer_factory, - passthrough=False) - self.mocker.replay() - self.handle(self.name, config, self.cloud_init, self.log, self.args) + with mock.patch.object(cc_growpart, 'resizer_factory') as mockobj: + self.handle(self.name, config, self.cloud_init, self.log, + self.args) + self.assertEqual(mockobj.call_count, 0) -class TestConfig(MockerTestCase): +class TestConfig(unittest.TestCase): def setUp(self): super(TestConfig, self).setUp() self.name = "growpart" @@ -77,69 +85,70 @@ class TestConfig(MockerTestCase): self.cloud_init = None self.handle = cc_growpart.handle - # Order must be correct - self.mocker.order() - def test_no_resizers_auto_is_fine(self): - subp = self.mocker.replace(util.subp, passthrough=False) - subp(['growpart', '--help'], env={'LANG': 'C'}) - self.mocker.result((HELP_GROWPART_NO_RESIZE, "")) - self.mocker.replay() + with mock.patch.object( + util, 'subp', + return_value=(HELP_GROWPART_NO_RESIZE, "")) as mockobj: - config = {'growpart': {'mode': 'auto'}} - self.handle(self.name, config, self.cloud_init, self.log, self.args) + config = {'growpart': {'mode': 'auto'}} + self.handle(self.name, config, self.cloud_init, self.log, + self.args) + + mockobj.assert_called_once_with( + ['growpart', '--help'], env={'LANG': 'C'}) def test_no_resizers_mode_growpart_is_exception(self): - subp = self.mocker.replace(util.subp, passthrough=False) - subp(['growpart', '--help'], env={'LANG': 'C'}) - self.mocker.result((HELP_GROWPART_NO_RESIZE, "")) - self.mocker.replay() + with mock.patch.object( + util, 'subp', + return_value=(HELP_GROWPART_NO_RESIZE, "")) as mockobj: + config = {'growpart': {'mode': "growpart"}} + self.assertRaises( + ValueError, self.handle, self.name, config, + self.cloud_init, self.log, self.args) - config = {'growpart': {'mode': "growpart"}} - self.assertRaises(ValueError, self.handle, self.name, config, - self.cloud_init, self.log, self.args) + mockobj.assert_called_once_with( + ['growpart', '--help'], env={'LANG': 'C'}) def test_mode_auto_prefers_growpart(self): - subp = self.mocker.replace(util.subp, passthrough=False) - subp(['growpart', '--help'], env={'LANG': 'C'}) - self.mocker.result((HELP_GROWPART_RESIZE, "")) - self.mocker.replay() + with mock.patch.object( + util, 'subp', + return_value=(HELP_GROWPART_RESIZE, "")) as mockobj: + ret = cc_growpart.resizer_factory(mode="auto") + self.assertIsInstance(ret, cc_growpart.ResizeGrowPart) - ret = cc_growpart.resizer_factory(mode="auto") - self.assertTrue(isinstance(ret, cc_growpart.ResizeGrowPart)) + mockobj.assert_called_once_with( + ['growpart', '--help'], env={'LANG': 'C'}) def test_handle_with_no_growpart_entry(self): # if no 'growpart' entry in config, then mode=auto should be used myresizer = object() + retval = (("/", cc_growpart.RESIZE.CHANGED, "my-message",),) + + with ExitStack() as mocks: + factory = mocks.enter_context( + mock.patch.object(cc_growpart, 'resizer_factory', + return_value=myresizer)) + rsdevs = mocks.enter_context( + mock.patch.object(cc_growpart, 'resize_devices', + return_value=retval)) + mocks.enter_context( + mock.patch.object(cc_growpart, 'RESIZERS', + (('mysizer', object),) + )) - factory = self.mocker.replace(cc_growpart.resizer_factory, - passthrough=False) - rsdevs = self.mocker.replace(cc_growpart.resize_devices, - passthrough=False) - factory("auto") - self.mocker.result(myresizer) - rsdevs(myresizer, ["/"]) - self.mocker.result((("/", cc_growpart.RESIZE.CHANGED, "my-message",),)) - self.mocker.replay() - - try: - orig_resizers = cc_growpart.RESIZERS - cc_growpart.RESIZERS = (('mysizer', object),) self.handle(self.name, {}, self.cloud_init, self.log, self.args) - finally: - cc_growpart.RESIZERS = orig_resizers + factory.assert_called_once_with('auto') + rsdevs.assert_called_once_with(myresizer, ['/']) -class TestResize(MockerTestCase): + +class TestResize(unittest.TestCase): def setUp(self): super(TestResize, self).setUp() self.name = "growpart" self.log = logging.getLogger("TestResize") - # Order must be correct - self.mocker.order() - def test_simple_devices(self): # test simple device list # this patches out devent2dev, os.stat, and device_part_info |