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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
"""
Test the `ipalib.parameter` module.
"""
from tests.util import raises, ClassChecker, read_only
from tests.data import binary_bytes, utf8_bytes, unicode_str
from ipalib import parameter
from ipalib.constants import TYPE_ERROR, CALLABLE_ERROR
class test_DefaultFrom(ClassChecker):
"""
Test the `ipalib.parameter.DefaultFrom` class.
"""
_cls = parameter.DefaultFrom
def test_init(self):
"""
Test the `ipalib.parameter.DefaultFrom.__init__` method.
"""
def callback(*args):
return args
keys = ('givenname', 'sn')
o = self.cls(callback, *keys)
assert read_only(o, 'callback') is callback
assert read_only(o, 'keys') == keys
lam = lambda first, last: first[0] + last
o = self.cls(lam)
assert read_only(o, 'keys') == ('first', 'last')
def test_call(self):
"""
Test the `ipalib.parameter.DefaultFrom.__call__` method.
"""
def callback(givenname, sn):
return givenname[0] + sn[0]
keys = ('givenname', 'sn')
o = self.cls(callback, *keys)
kw = dict(
givenname='John',
sn='Public',
hello='world',
)
assert o(**kw) == 'JP'
assert o() is None
for key in ('givenname', 'sn'):
kw_copy = dict(kw)
del kw_copy[key]
assert o(**kw_copy) is None
# Test using implied keys:
o = self.cls(lambda first, last: first[0] + last)
assert o(first='john', last='doe') == 'jdoe'
assert o(first='', last='doe') is None
assert o(one='john', two='doe') is None
# Test that co_varnames slice is used:
def callback2(first, last):
letter = first[0]
return letter + last
o = self.cls(callback2)
assert o.keys == ('first', 'last')
assert o(first='john', last='doe') == 'jdoe'
def test_parse_param_spec():
"""
Test the `ipalib.parameter.parse_param_spec` function.
"""
f = parameter.parse_param_spec
assert f('name') == ('name', dict(required=True, multivalue=False))
assert f('name?') == ('name', dict(required=False, multivalue=False))
assert f('name*') == ('name', dict(required=False, multivalue=True))
assert f('name+') == ('name', dict(required=True, multivalue=True))
# Make sure other "funny" endings are treated special:
assert f('name^') == ('name^', dict(required=True, multivalue=False))
class test_Param(ClassChecker):
"""
Test the `ipalib.parameter.Param` class.
"""
_cls = parameter.Param
def test_init(self):
"""
Test the `ipalib.parameter.Param.__init__` method.
"""
name = 'my_param'
o = self.cls(name)
assert o.name is name
assert o.__islocked__() is True
# Test default kwarg values:
assert o.cli_name is name
assert o.doc == ''
assert o.required is True
assert o.multivalue is False
assert o.primary_key is False
assert o.normalizer is None
#assert o.default is None
assert o.default_from is None
assert o.flags == frozenset()
# Test that ValueError is raised when a kwarg from a subclass
# conflicts with an attribute:
class Subclass(self.cls):
kwargs = self.cls.kwargs + (
('convert', callable, None),
)
e = raises(ValueError, Subclass, name)
assert str(e) == "kwarg 'convert' conflicts with attribute on Subclass"
# Test type validation of keyword arguments:
class Subclass(self.cls):
kwargs = self.cls.kwargs + (
('extra1', bool, True),
('extra2', str, 'Hello'),
('extra3', (int, float), 42),
('extra4', callable, lambda whatever: whatever + 7),
)
o = Subclass('my_param') # Test with no **kw:
for (key, kind, default) in o.kwargs:
# Test with a type invalid for all:
value = object()
kw = {key: value}
e = raises(TypeError, Subclass, 'my_param', **kw)
if kind is callable:
assert str(e) == CALLABLE_ERROR % (key, value, type(value))
else:
assert str(e) == TYPE_ERROR % (key, kind, value, type(value))
# Test with None:
kw = {key: None}
Subclass('my_param', **kw)
def test_convert_scalar(self):
"""
Test the `ipalib.parameter.Param._convert_scalar` method.
"""
o = self.cls('my_param')
e = raises(NotImplementedError, o._convert_scalar, 'some value')
assert str(e) == 'Param._convert_scalar()'
class Subclass(self.cls):
pass
o = Subclass('my_param')
e = raises(NotImplementedError, o._convert_scalar, 'some value')
assert str(e) == 'Subclass._convert_scalar()'
class test_Str(ClassChecker):
"""
Test the `ipalib.parameter.Str` class.
"""
_cls = parameter.Str
def test_init(self):
"""
Test the `ipalib.parameter.Str.__init__` method.
"""
o = self.cls('my_str')
assert o.type is unicode
def test_convert_scalar(self):
"""
Test the `ipalib.parameter.Str._convert_scalar` method.
"""
o = self.cls('my_str')
for value in (u'Hello', 42, 1.2, True):
assert o._convert_scalar(value) == unicode(value)
for value in ('Hello', None, [u'42', '42'], dict(hello=u'world')):
e = raises(TypeError, o._convert_scalar, value)
assert str(e) == \
'Can only implicitly convert int, float, or bool; got %r' % value
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