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|
import os
import sys
import lxml.etree
import Bcfg2.Options
from Bcfg2.Compat import walk_packages
from mock import Mock, MagicMock, patch
from Bcfg2.Server.Plugins.Cfg import *
from Bcfg2.Server.Plugin import PluginExecutionError
# add all parent testsuite directories to sys.path to allow (most)
# relative imports in python 2.4
path = os.path.dirname(__file__)
while path != "/":
if os.path.basename(path).lower().startswith("test"):
sys.path.append(path)
if os.path.basename(path) == "testsuite":
break
path = os.path.dirname(path)
from common import *
from TestPlugin import TestSpecificData, TestEntrySet, TestGroupSpool, \
TestPullTarget
class TestCfgBaseFileMatcher(TestSpecificData):
test_obj = CfgBaseFileMatcher
def test_get_regex(self):
if self.test_obj.__basenames__:
basenames = self.test_obj.__basenames__
else:
basenames = [os.path.basename(self.path)]
if self.test_obj.__extensions__:
extensions = self.test_obj.__extensions__
else:
extensions = ['']
for extension in extensions:
regex = self.test_obj.get_regex(basenames)
for basename in basenames:
def test_match(spec):
mstr = basename
if spec:
mstr += "." + spec
if extension:
mstr += "." + extension
return regex.match(mstr)
self.assertTrue(test_match(''))
self.assertFalse(regex.match("bogus"))
if self.test_obj.__specific__:
if extension:
self.assertFalse(regex.match("bogus." + extension))
self.assertTrue(test_match("G20_foo"))
self.assertTrue(test_match("G1_foo"))
self.assertTrue(test_match("G32768_foo"))
# a group named '_'
self.assertTrue(test_match("G10__"))
self.assertTrue(test_match("H_hostname"))
self.assertTrue(test_match("H_fqdn.subdomain.example.com"))
self.assertTrue(test_match("G20_group_with_underscores"))
self.assertFalse(test_match("G20_group with spaces"))
self.assertFalse(test_match("G_foo"))
self.assertFalse(test_match("G_"))
self.assertFalse(test_match("G20_"))
self.assertFalse(test_match("H_"))
else:
self.assertFalse(test_match("G20_foo"))
self.assertFalse(test_match("H_hostname"))
@patch("Bcfg2.Server.Plugins.Cfg.CfgBaseFileMatcher.get_regex")
def test_handles(self, mock_get_regex):
match = Mock()
mock_get_regex.return_value = Mock()
mock_get_regex.return_value.match = match
evt = Mock()
evt.filename = "event.txt"
if self.test_obj.__basenames__:
match.return_value = False
self.assertFalse(self.test_obj.handles(evt))
mock_get_regex.assert_called_with(
[b for b in self.test_obj.__basenames__])
self.assertItemsEqual(match.call_args_list,
[call(evt.filename)
for b in self.test_obj.__basenames__])
mock_get_regex.reset_mock()
match.reset_mock()
match.return_value = True
self.assertTrue(self.test_obj.handles(evt))
match.assert_called_with(evt.filename)
else:
match.return_value = False
self.assertFalse(self.test_obj.handles(evt,
basename=os.path.basename(self.path)))
mock_get_regex.assert_called_with([os.path.basename(self.path)])
match.assert_called_with(evt.filename)
mock_get_regex.reset_mock()
match.reset_mock()
match.return_value = True
self.assertTrue(self.test_obj.handles(evt,
basename=os.path.basename(self.path)))
mock_get_regex.assert_called_with([os.path.basename(self.path)])
match.assert_called_with(evt.filename)
def test_ignore(self):
evt = Mock()
evt.filename = "event.txt"
if not self.test_obj.__ignore__:
self.assertFalse(self.test_obj.ignore(evt))
else:
self.assertFalse(self.test_obj.ignore(evt))
for extension in self.test_obj.__ignore__:
for name in ["event.txt", "....", extension, "." + extension]:
for filler in ['', '.blah', '......', '.' + extension]:
evt.filename = name + filler + '.' + extension
self.assertTrue(self.test_obj.ignore(evt))
class TestCfgGenerator(TestCfgBaseFileMatcher):
test_obj = CfgGenerator
def test_get_data(self):
cg = self.get_obj()
cg.data = "foo bar baz"
self.assertEqual(cg.data, cg.get_data(Mock(), Mock()))
class TestCfgFilter(TestCfgBaseFileMatcher):
test_obj = CfgFilter
def test_modify_data(self):
cf = self.get_obj()
self.assertRaises(NotImplementedError,
cf.modify_data, Mock(), Mock(), Mock())
class TestCfgInfo(TestCfgBaseFileMatcher):
test_obj = CfgInfo
def get_obj(self, name=None):
if name is None:
name = self.path
return self.test_obj(name)
@patch("Bcfg2.Server.Plugins.Cfg.CfgBaseFileMatcher.__init__")
def test__init(self, mock__init):
ci = self.get_obj("test.txt")
mock__init.assert_called_with(ci, "test.txt", None, None)
def test_bind_info_to_entry(self):
ci = self.get_obj()
self.assertRaises(NotImplementedError,
ci.bind_info_to_entry, Mock(), Mock())
def test__set_info(self):
ci = self.get_obj()
entry = Mock()
entry.attrib = dict()
info = {"foo": "foo",
"_bar": "bar",
"bar:baz=quux": "quux",
"baz__": "baz",
"__quux": "quux"}
ci._set_info(entry, info)
self.assertItemsEqual(entry.attrib,
dict([(k, v) for k, v in info.items()
if not k.startswith("__")]))
class TestCfgVerifier(TestCfgBaseFileMatcher):
test_obj = CfgVerifier
def test_verify_entry(self):
cf = self.get_obj()
self.assertRaises(NotImplementedError,
cf.verify_entry, Mock(), Mock(), Mock())
class TestCfgDefaultInfo(TestCfgInfo):
test_obj = CfgDefaultInfo
def get_obj(self, defaults=None):
if defaults is None:
defaults = dict()
return self.test_obj(defaults)
@patch("Bcfg2.Server.Plugins.Cfg.CfgInfo.__init__")
def test__init(self, mock__init):
defaults = Mock()
cdi = self.get_obj(defaults=defaults)
mock__init.assert_called_with(cdi, '')
self.assertEqual(defaults, cdi.defaults)
def test_handle_event(self):
# this CfgInfo handler doesn't handle any events -- it's not
# file-driven, but based on the built-in defaults
pass
def test_bind_info_to_entry(self):
cdi = self.get_obj()
cdi._set_info = Mock()
entry = Mock()
cdi.bind_info_to_entry(entry, Mock())
cdi._set_info.assert_called_with(entry, cdi.defaults)
class TestCfgEntrySet(TestEntrySet):
test_obj = CfgEntrySet
def test__init(self):
pass
def test_handlers(self):
# this is really really difficult to mock out, so we just get
# a list of handlers and make sure that it roughly matches
# what's on the filesystem
expected = []
for submodule in walk_packages(path=Bcfg2.Server.Plugins.Cfg.__path__,
prefix="Bcfg2.Server.Plugins.Cfg."):
expected.append(submodule[1].rsplit('.', 1)[-1])
eset = self.get_obj()
self.assertItemsEqual(expected,
[h.__name__ for h in eset.handlers])
def test_handle_event(self):
eset = self.get_obj()
eset.entry_init = Mock()
eset._handlers = [Mock(), Mock(), Mock()]
for hdlr in eset.handlers:
hdlr.__name__ = "handler"
eset.entries = dict()
def reset():
eset.entry_init.reset_mock()
for hdlr in eset.handlers:
hdlr.reset_mock()
# test that a bogus deleted event is discarded
evt = Mock()
evt.code2str.return_value = "deleted"
evt.filename = os.path.join(datastore, "test.txt")
eset.handle_event(evt)
self.assertFalse(eset.entry_init.called)
self.assertItemsEqual(eset.entries, dict())
for hdlr in eset.handlers:
self.assertFalse(hdlr.handles.called)
self.assertFalse(hdlr.ignore.called)
# test creation of a new file
for action in ["exists", "created", "changed"]:
evt = Mock()
evt.code2str.return_value = action
evt.filename = os.path.join(datastore, "test.txt")
# test with no handler that handles
for hdlr in eset.handlers:
hdlr.handles.return_value = False
hdlr.ignore.return_value = False
reset()
eset.handle_event(evt)
self.assertFalse(eset.entry_init.called)
self.assertItemsEqual(eset.entries, dict())
for hdlr in eset.handlers:
hdlr.handles.assert_called_with(evt, basename=eset.path)
hdlr.ignore.assert_called_with(evt, basename=eset.path)
# test with a handler that handles the entry
reset()
eset.handlers[-1].handles.return_value = True
eset.handle_event(evt)
eset.entry_init.assert_called_with(evt, eset.handlers[-1])
for hdlr in eset.handlers:
hdlr.handles.assert_called_with(evt, basename=eset.path)
if not hdlr.return_value:
hdlr.ignore.assert_called_with(evt, basename=eset.path)
# test with a handler that ignores the entry before one
# that handles it
reset()
eset.handlers[0].ignore.return_value = True
eset.handle_event(evt)
self.assertFalse(eset.entry_init.called)
eset.handlers[0].handles.assert_called_with(evt,
basename=eset.path)
eset.handlers[0].ignore.assert_called_with(evt,
basename=eset.path)
for hdlr in eset.handlers[1:]:
self.assertFalse(hdlr.handles.called)
self.assertFalse(hdlr.ignore.called)
# test changed event with an entry that already exists
reset()
evt = Mock()
evt.code2str.return_value = "changed"
evt.filename = os.path.join(datastore, "test.txt")
eset.entries[evt.filename] = Mock()
eset.handle_event(evt)
self.assertFalse(eset.entry_init.called)
for hdlr in eset.handlers:
self.assertFalse(hdlr.handles.called)
self.assertFalse(hdlr.ignore.called)
eset.entries[evt.filename].handle_event.assert_called_with(evt)
# test deleted event with an entry that already exists
reset()
evt.code2str.return_value = "deleted"
eset.handle_event(evt)
self.assertFalse(eset.entry_init.called)
for hdlr in eset.handlers:
self.assertFalse(hdlr.handles.called)
self.assertFalse(hdlr.ignore.called)
self.assertItemsEqual(eset.entries, dict())
def test_get_matching(self):
eset = self.get_obj()
eset.get_handlers = Mock()
metadata = Mock()
self.assertEqual(eset.get_matching(metadata),
eset.get_handlers.return_value)
eset.get_handlers.assert_called_with(metadata, CfgGenerator)
@patch("Bcfg2.Server.Plugin.EntrySet.entry_init")
def test_entry_init(self, mock_entry_init):
eset = self.get_obj()
eset.entries = dict()
evt = Mock()
evt.filename = "test.txt"
handler = Mock()
handler.__specific__ = True
# test handling an event with the parent entry_init
eset.entry_init(evt, handler)
mock_entry_init.assert_called_with(eset, evt, entry_type=handler,
specific=handler.get_regex.return_value)
self.assertItemsEqual(eset.entries, dict())
# test handling the event with a Cfg handler
handler.__specific__ = False
eset.entry_init(evt, handler)
handler.assert_called_with(os.path.join(eset.path, evt.filename))
self.assertItemsEqual(eset.entries,
{evt.filename: handler.return_value})
handler.return_value.handle_event.assert_called_with(evt)
# test handling an event for an entry that already exists with
# a Cfg handler
handler.reset_mock()
eset.entry_init(evt, handler)
self.assertFalse(handler.called)
self.assertItemsEqual(eset.entries,
{evt.filename: handler.return_value})
eset.entries[evt.filename].handle_event.assert_called_with(evt)
@patch("Bcfg2.Server.Plugins.Cfg.u_str")
@patch("Bcfg2.Server.Plugins.Cfg.b64encode")
def test_bind_entry(self, mock_b64encode, mock_u_str):
Bcfg2.Server.Plugins.Cfg.SETUP = dict(validate=False)
mock_u_str.side_effect = lambda x: x
eset = self.get_obj()
eset.bind_info_to_entry = Mock()
eset._generate_data = Mock()
eset.get_handlers = Mock()
eset._validate_data = Mock()
def reset():
mock_b64encode.reset_mock()
mock_u_str.reset_mock()
eset.bind_info_to_entry.reset_mock()
eset._generate_data.reset_mock()
eset.get_handlers.reset_mock()
eset._validate_data.reset_mock()
return lxml.etree.Element("Path", name="/test.txt")
entry = reset()
metadata = Mock()
# test basic entry, no validation, no filters, etc.
eset._generate_data.return_value = "data"
eset.get_handlers.return_value = []
bound = eset.bind_entry(entry, metadata)
eset.bind_info_to_entry.assert_called_with(entry, metadata)
eset._generate_data.assert_called_with(entry, metadata)
self.assertFalse(eset._validate_data.called)
expected = lxml.etree.Element("Path", name="/test.txt")
expected.text = "data"
self.assertXMLEqual(bound, expected)
self.assertEqual(bound, entry)
# test empty entry
entry = reset()
eset._generate_data.return_value = ""
bound = eset.bind_entry(entry, metadata)
eset.bind_info_to_entry.assert_called_with(entry, metadata)
eset._generate_data.assert_called_with(entry, metadata)
self.assertFalse(eset._validate_data.called)
expected = lxml.etree.Element("Path", name="/test.txt", empty="true")
self.assertXMLEqual(bound, expected)
self.assertEqual(bound, entry)
# test filters
entry = reset()
eset._generate_data.return_value = "initial data"
filters = [Mock(), Mock()]
filters[0].modify_data.return_value = "modified data"
filters[1].modify_data.return_value = "final data"
eset.get_handlers.return_value = filters
bound = eset.bind_entry(entry, metadata)
eset.bind_info_to_entry.assert_called_with(entry, metadata)
eset._generate_data.assert_called_with(entry, metadata)
filters[0].modify_data.assert_called_with(entry, metadata,
"initial data")
filters[1].modify_data.assert_called_with(entry, metadata,
"modified data")
self.assertFalse(eset._validate_data.called)
expected = lxml.etree.Element("Path", name="/test.txt")
expected.text = "final data"
self.assertXMLEqual(bound, expected)
# test base64 encoding
entry = reset()
entry.set("encoding", "base64")
mock_b64encode.return_value = "base64 data"
eset.get_handlers.return_value = []
eset._generate_data.return_value = "data"
bound = eset.bind_entry(entry, metadata)
eset.bind_info_to_entry.assert_called_with(entry, metadata)
eset._generate_data.assert_called_with(entry, metadata)
self.assertFalse(eset._validate_data.called)
mock_b64encode.assert_called_with("data")
self.assertFalse(mock_u_str.called)
expected = lxml.etree.Element("Path", name="/test.txt",
encoding="base64")
expected.text = "base64 data"
self.assertXMLEqual(bound, expected)
self.assertEqual(bound, entry)
# test successful validation
entry = reset()
Bcfg2.Server.Plugins.Cfg.SETUP['validate'] = True
bound = eset.bind_entry(entry, metadata)
eset.bind_info_to_entry.assert_called_with(entry, metadata)
eset._generate_data.assert_called_with(entry, metadata)
eset._validate_data.assert_called_with(entry, metadata, "data")
expected = lxml.etree.Element("Path", name="/test.txt")
expected.text = "data"
self.assertXMLEqual(bound, expected)
self.assertEqual(bound, entry)
# test failed validation
entry = reset()
eset._validate_data.side_effect = CfgVerificationError
self.assertRaises(PluginExecutionError,
eset.bind_entry, entry, metadata)
eset.bind_info_to_entry.assert_called_with(entry, metadata)
eset._generate_data.assert_called_with(entry, metadata)
eset._validate_data.assert_called_with(entry, metadata, "data")
def test_get_handlers(self):
eset = self.get_obj()
eset.entries['test1.txt'] = CfgInfo("test1.txt")
eset.entries['test2.txt'] = CfgGenerator("test2.txt", Mock(), None)
eset.entries['test2.txt'].specific.matches.return_value = True
eset.entries['test3.txt'] = CfgInfo("test3.txt")
eset.entries['test4.txt'] = CfgGenerator("test4.txt", Mock(), None)
eset.entries['test4.txt'].specific.matches.return_value = False
eset.entries['test5.txt'] = CfgGenerator("test5.txt", Mock(), None)
eset.entries['test5.txt'].specific.matches.return_value = True
eset.entries['test6.txt'] = CfgVerifier("test6.txt", Mock(), None)
eset.entries['test6.txt'].specific.matches.return_value = True
eset.entries['test7.txt'] = CfgFilter("test7.txt", Mock(), None)
eset.entries['test7.txt'].specific.matches.return_value = False
def reset():
for e in eset.entries.values():
if e.specific is not None:
e.specific.reset_mock()
metadata = Mock()
self.assertItemsEqual(eset.get_handlers(metadata, CfgGenerator),
[eset.entries['test2.txt'],
eset.entries['test5.txt']])
for ename in ['test2.txt', 'test4.txt', 'test5.txt']:
eset.entries[ename].specific.matches.assert_called_with(metadata)
for ename in ['test6.txt', 'test7.txt']:
self.assertFalse(eset.entries[ename].specific.matches.called)
reset()
self.assertItemsEqual(eset.get_handlers(metadata, CfgInfo),
[eset.entries['test1.txt'],
eset.entries['test3.txt']])
for entry in eset.entries.values():
if entry.specific is not None:
self.assertFalse(entry.specific.matches.called)
reset()
self.assertItemsEqual(eset.get_handlers(metadata, CfgVerifier),
[eset.entries['test6.txt']])
eset.entries['test6.txt'].specific.matches.assert_called_with(metadata)
for ename, entry in eset.entries.items():
if ename != 'test6.txt' and entry.specific is not None:
self.assertFalse(entry.specific.matches.called)
reset()
self.assertItemsEqual(eset.get_handlers(metadata, CfgFilter), [])
eset.entries['test7.txt'].specific.matches.assert_called_with(metadata)
for ename, entry in eset.entries.items():
if ename != 'test7.txt' and entry.specific is not None:
self.assertFalse(entry.specific.matches.called)
reset()
self.assertItemsEqual(eset.get_handlers(metadata, Mock), [])
for ename, entry in eset.entries.items():
if entry.specific is not None:
self.assertFalse(entry.specific.matches.called)
def test_bind_info_to_entry(self):
default_info = Bcfg2.Server.Plugins.Cfg.DEFAULT_INFO
eset = self.get_obj()
eset.get_handlers = Mock()
eset.get_handlers.return_value = []
Bcfg2.Server.Plugins.Cfg.DEFAULT_INFO = Mock()
metadata = Mock()
def reset():
eset.get_handlers.reset_mock()
Bcfg2.Server.Plugins.Cfg.DEFAULT_INFO.reset_mock()
return lxml.etree.Element("Path", name="/test.txt")
# test with no info handlers
entry = reset()
eset.bind_info_to_entry(entry, metadata)
eset.get_handlers.assert_called_with(metadata, CfgInfo)
Bcfg2.Server.Plugins.Cfg.DEFAULT_INFO.bind_info_to_entry.assert_called_with(entry, metadata)
self.assertEqual(entry.get("type"), "file")
# test with one info handler
entry = reset()
handler = Mock()
eset.get_handlers.return_value = [handler]
eset.bind_info_to_entry(entry, metadata)
eset.get_handlers.assert_called_with(metadata, CfgInfo)
Bcfg2.Server.Plugins.Cfg.DEFAULT_INFO.bind_info_to_entry.assert_called_with(entry, metadata)
handler.bind_info_to_entry.assert_called_with(entry, metadata)
self.assertEqual(entry.get("type"), "file")
# test with more than one info handler
entry = reset()
handlers = [Mock(), Mock()]
eset.get_handlers.return_value = handlers
eset.bind_info_to_entry(entry, metadata)
eset.get_handlers.assert_called_with(metadata, CfgInfo)
Bcfg2.Server.Plugins.Cfg.DEFAULT_INFO.bind_info_to_entry.assert_called_with(entry, metadata)
# we don't care which handler gets called as long as exactly
# one of them does
called = 0
for handler in handlers:
if handler.bind_info_to_entry.called:
handler.bind_info_to_entry.assert_called_with(entry, metadata)
called += 1
self.assertEqual(called, 1)
self.assertEqual(entry.get("type"), "file")
Bcfg2.Server.Plugins.Cfg.DEFAULT_INFO = default_info
def test_generate_data(self):
eset = self.get_obj()
eset.best_matching = Mock()
generator = Mock()
generator.get_data.return_value = "data"
eset.best_matching.return_value = generator
eset.get_handlers = Mock()
entry = lxml.etree.Element("Path", name="/test.txt", mode="0640")
metadata = Mock()
def reset():
eset.best_matching.reset_mock()
eset.get_handlers.reset_mock()
# test success
self.assertEqual(eset._generate_data(entry, metadata),
"data")
eset.get_handlers.assert_called_with(metadata, CfgGenerator)
eset.best_matching.assert_called_with(metadata,
eset.get_handlers.return_value)
# test failure to generate data
reset()
generator.get_data.side_effect = OSError
self.assertRaises(PluginExecutionError,
eset._generate_data, entry, metadata)
def test_validate_data(self):
class MockChild1(Mock):
pass
class MockChild2(Mock):
pass
eset = self.get_obj()
eset.get_handlers = Mock()
handlers1 = [MockChild1(), MockChild1()]
handlers2 = [MockChild2()]
eset.get_handlers.return_value = [handlers1[0], handlers2[0],
handlers1[1]]
eset.best_matching = Mock()
eset.best_matching.side_effect = lambda m, v: v[0]
entry = lxml.etree.Element("Path", name="/test.txt")
metadata = Mock()
data = "data"
eset._validate_data(entry, metadata, data)
eset.get_handlers.assert_called_with(metadata, CfgVerifier)
self.assertItemsEqual(eset.best_matching.call_args_list,
[call(metadata, handlers1),
call(metadata, handlers2)])
handlers1[0].verify_entry.assert_called_with(entry, metadata, data)
handlers2[0].verify_entry.assert_called_with(entry, metadata, data)
def test_specificity_from_filename(self):
pass
class TestCfg(TestGroupSpool, TestPullTarget):
test_obj = Cfg
def get_obj(self, core=None):
if core is None:
core = Mock()
core.setup = MagicMock()
return TestGroupSpool.get_obj(self, core=core)
@patch("Bcfg2.Server.Plugin.GroupSpool.__init__")
@patch("Bcfg2.Server.Plugin.PullTarget.__init__")
def test__init(self, mock_pulltarget_init, mock_groupspool_init):
core = Mock()
core.setup = MagicMock()
cfg = self.test_obj(core, datastore)
mock_pulltarget_init.assert_called_with(cfg)
mock_groupspool_init.assert_called_with(cfg, core, datastore)
core.setup.add_option.assert_called_with("validate",
Bcfg2.Options.CFG_VALIDATION)
core.setup.reparse.assert_called_with()
core.reset_mock()
core.setup.reset_mock()
mock_pulltarget_init.reset_mock()
mock_groupspool_init.reset_mock()
core.setup.__contains__.return_value = True
cfg = self.test_obj(core, datastore)
mock_pulltarget_init.assert_called_with(cfg)
mock_groupspool_init.assert_called_with(cfg, core, datastore)
self.assertFalse(core.setup.add_option.called)
self.assertFalse(core.setup.reparse.called)
def test_has_generator(self):
cfg = self.get_obj()
cfg.entries = dict()
entry = lxml.etree.Element("Path", name="/test.txt")
metadata = Mock()
self.assertFalse(cfg.has_generator(entry, metadata))
eset = Mock()
eset.get_handlers.return_value = []
cfg.entries[entry.get("name")] = eset
self.assertFalse(cfg.has_generator(entry, metadata))
eset.get_handlers.assert_called_with(metadata, CfgGenerator)
eset.get_handlers.reset_mock()
eset.get_handlers.return_value = [Mock()]
self.assertTrue(cfg.has_generator(entry, metadata))
eset.get_handlers.assert_called_with(metadata, CfgGenerator)
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