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# Copyright (c) 2016 Mirantis, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import re
from yaql.language import exceptions
from yaql import tests
from yaql import yaqlization
class TestYaqlization(tests.TestCase):
def _get_sample_class(self):
class D(object):
d_attr = 777
class C(object):
def __init__(self):
self.attr = 123
def m_foo(self, arg1, arg2):
return arg1 - arg2
def bar(self, string):
return string.upper()
def get_d(self):
return D()
@staticmethod
def static(string):
return string.upper()
@classmethod
def clsmethod(cls, string):
return string.upper()
@property
def prop(self):
return self.attr
def __getitem__(self, item):
return item
return C
def test_method_call_yaqlized_object(self):
obj = self._get_sample_class()()
yaqlization.yaqlize(obj)
self.assertEqual(3, self.eval('$.m_foo(5, 2)', obj))
self.assertEqual(3, self.eval('$.m_foo(5, arg2 => 2)', obj))
self.assertEqual(3, self.eval('$.m_foo(arg2 => 2, arg1 => 6-1)', obj))
self.assertEqual('A', self.eval('$.bar(a)', obj))
self.assertEqual('B', self.eval('$.static(b)', obj))
self.assertEqual('C', self.eval('$.clsmethod(c)', obj))
self.assertRaises(
exceptions.NoFunctionRegisteredException,
self.eval, 'm_foo($, 5, 2)', obj)
self.assertEqual(3, self.eval('$?.m_foo(5, 2)', obj))
self.assertIsNone(self.eval('$?.m_foo(5, 2)', None))
def test_method_call_yaqlized_class(self):
cls = self._get_sample_class()
yaqlization.yaqlize(cls)
obj = cls()
self.assertEqual(3, self.eval('$.m_foo(5, 2)', obj))
def test_method_call_not_yaqlized(self):
obj = self._get_sample_class()()
self.assertRaises(
exceptions.NoMethodRegisteredException,
self.eval, '$.m_foo(5, 2)', obj)
def test_method_call_forbidden(self):
obj = self._get_sample_class()()
yaqlization.yaqlize(obj, yaqlize_methods=False)
self.assertRaises(
exceptions.NoMethodRegisteredException,
self.eval, '$.m_foo(5, 2)', obj)
def test_property_access(self):
obj = self._get_sample_class()()
yaqlization.yaqlize(obj)
self.assertEqual(123, self.eval('$.attr', obj))
self.assertEqual(123, self.eval('$.prop', obj))
self.assertEqual(123, self.eval('$?.prop', obj))
self.assertIsNone(self.eval('$?.prop', None))
self.assertRaises(AttributeError, self.eval, '$.invalid', obj)
def test_indexation(self):
obj = self._get_sample_class()()
yaqlization.yaqlize(obj)
self.assertEqual('key', self.eval('$[key]', obj))
def test_method_call_whitelist_string(self):
obj = self._get_sample_class()()
yaqlization.yaqlize(obj, whitelist=['m_foo'])
self.assertEqual(3, self.eval('$.m_foo(5, 2)', obj))
self.assertRaises(AttributeError, self.eval, '$.bar(a)', obj)
def test_method_call_whitelist_regexp(self):
obj = self._get_sample_class()()
yaqlization.yaqlize(obj, whitelist=[re.compile('^m_*')])
self.assertEqual(3, self.eval('$.m_foo(5, 2)', obj))
self.assertRaises(AttributeError, self.eval, '$.bar(a)', obj)
def test_method_call_whitelist_callable(self):
obj = self._get_sample_class()()
yaqlization.yaqlize(obj, whitelist=[lambda t: t.startswith('m_')])
self.assertEqual(3, self.eval('$.m_foo(5, 2)', obj))
self.assertRaises(AttributeError, self.eval, '$.bar(a)', obj)
def test_method_call_blacklist_string(self):
obj = self._get_sample_class()()
yaqlization.yaqlize(obj, blacklist=['m_foo'])
self.assertRaises(AttributeError, self.eval, '$.m_foo(5, 2)', obj)
self.assertEqual('A', self.eval('$.bar(a)', obj))
def test_method_call_blacklist_regexp(self):
obj = self._get_sample_class()()
yaqlization.yaqlize(obj, blacklist=[re.compile('^m_*')])
self.assertRaises(AttributeError, self.eval, '$.m_foo(5, 2)', obj)
self.assertEqual('A', self.eval('$.bar(a)', obj))
def test_method_call_blacklist_callable(self):
obj = self._get_sample_class()()
yaqlization.yaqlize(obj, blacklist=[lambda t: t.startswith('m_')])
self.assertRaises(AttributeError, self.eval, '$.m_foo(5, 2)', obj)
self.assertEqual('A', self.eval('$.bar(a)', obj))
def test_property_access_blacklist(self):
obj = self._get_sample_class()()
yaqlization.yaqlize(obj, blacklist=['prop'])
self.assertEqual(123, self.eval('$.attr', obj))
self.assertRaises(AttributeError, self.eval, '$.prop', obj)
def test_indexation_blacklist(self):
obj = self._get_sample_class()()
yaqlization.yaqlize(obj, blacklist=[lambda t: t.startswith('_')])
self.assertEqual('key', self.eval('$[key]', obj))
self.assertRaises(KeyError, self.eval, '$[_key]', obj)
def test_auto_yaqlization(self):
obj = self._get_sample_class()()
yaqlization.yaqlize(obj)
self.assertRaises(
exceptions.NoFunctionRegisteredException,
self.eval, '$.get_d().d_attr', obj)
obj = self._get_sample_class()()
yaqlization.yaqlize(obj, auto_yaqlize_result=True)
self.assertEqual(777, self.eval('$.get_d().d_attr', obj))
def test_yaqlify_decorator(self):
@yaqlization.yaqlize
class C(object):
attr = 555
self.assertEqual(555, self.eval('$.attr', C()))
def test_yaqlify_decorator_with_parameters(self):
@yaqlization.yaqlize(yaqlize_attributes=True)
class C(object):
attr = 555
self.assertEqual(555, self.eval('$.attr', C()))
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