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# Authors:
# Jason Gerard DeRose <jderose@redhat.com>
#
# Copyright (C) 2008 Red Hat
# see file 'COPYING' for use and warranty information
#
# 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; version 2 only
#
# 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, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""
Unit tests for `ipalib.base` module.
"""
from ipalib import base, exceptions
class test_NameSpace():
"""
Unit tests for `NameSpace` class.
"""
def ns(self, kw):
"""
Returns a new NameSpace instance.
"""
return base.NameSpace(kw)
def kw(self):
"""
Returns standard test kw dict suitable for passing to
NameSpace.__init__().
"""
return dict(
attr_a='Hello',
attr_b='all',
attr_c='yall!',
)
def std(self):
"""
Returns standard (kw, ns) tuple.
"""
kw = self.kw()
ns = self.ns(kw)
return (kw, ns)
def test_public(self):
"""
Tests that a NameSpace instance created with empty dict has no public
attributes (that would then conflict with names we want to assign to
the NameSpace). Also tests that a NameSpace instance created with a
non-empty dict has no unexpected public methods.
"""
ns = self.ns({})
assert list(ns) == []
assert len(ns) == 0
for name in dir(ns):
assert name.startswith('__') or name.startswith('_NameSpace__')
(kw, ns) = self.std()
keys = set(kw)
for name in dir(ns):
assert (
name.startswith('__') or
name.startswith('_NameSpace__') or
name in keys
)
def test_dict_vs_attr(self):
"""
Tests that NameSpace.__getitem__() and NameSpace.__getattr__() return
the same values.
"""
(kw, ns) = self.std()
assert len(kw) > 0
assert len(kw) == len(list(ns))
for (key, val) in kw.items():
assert ns[key] is val
assert getattr(ns, key) is val
def test_setattr(self):
"""
Tests that attributes cannot be set on NameSpace instance.
"""
(kw, ns) = self.std()
value = 'new value'
for key in kw:
raised = False
try:
setattr(ns, key, value)
except exceptions.SetAttributeError:
raised = True
assert raised
assert getattr(ns, key, None) != value
assert ns[key] != value
def test_setitem(self):
"""
Tests that attributes cannot be set via NameSpace dict interface.
"""
(kw, ns) = self.std()
value = 'new value'
for key in kw:
raised = False
try:
ns[key] = value
except TypeError:
raised = True
assert raised
assert getattr(ns, key, None) != value
assert ns[key] != value
def test_hasitem(self):
"""
Test __hasitem__() membership method.
"""
(kw, ns) = self.std()
nope = [
'attr_d',
'attr_e',
'whatever',
]
for key in kw:
assert key in ns
for key in nope:
assert key not in kw
assert key not in ns
def test_iter(self):
"""
Tests that __iter__() method returns sorted list of attribute names.
"""
(kw, ns) = self.std()
assert list(ns) == sorted(kw)
assert [ns[k] for k in ns] == ['Hello', 'all', 'yall!']
def test_len(self):
"""
Test __len__() method.
"""
(kw, ns) = self.std()
assert len(kw) == len(ns) == 3
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