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##############################################################################
#
# Copyright (c) 2012 Zope Foundation and Contributors.
# All Rights Reserved.
#
# This software is subject to the provisions of the Zope Public License,
# Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE.
#
##############################################################################
"""Tests for z.c.interface
"""
import unittest
class Test_provideInterface(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component.interface import provideInterface
return provideInterface(*args, **kw)
def test_w_interface_not_IInterface(self):
self.assertRaises(TypeError, self._callFUT, 'xxx', object())
def test_w_iface_type_not_IInterface(self):
from zope.interface import Interface
from zope.interface.interface import InterfaceClass
class IFoo(Interface):
pass
IBar = InterfaceClass('IBar')
self.assertRaises(TypeError, self._callFUT, 'xxx', IFoo, IBar)
def test_w_class(self):
from zope.interface.interfaces import IInterface
from zope.component.globalregistry import getGlobalSiteManager
gsm = getGlobalSiteManager()
class IBar(IInterface):
pass
class Foo(object):
pass
self._callFUT('', Foo, IBar)
self.assertFalse(IBar.providedBy(Foo))
self.assertEqual(len(list(gsm.getUtilitiesFor(IBar))), 0)
def test_wo_name_w_iface_type(self):
from zope.interface import Interface
from zope.interface.interfaces import IInterface
from zope.component.globalregistry import getGlobalSiteManager
gsm = getGlobalSiteManager()
class IFoo(Interface):
pass
class IBar(IInterface):
pass
self._callFUT('', IFoo, IBar)
self.assertTrue(IBar.providedBy(IFoo))
nm = 'zope.component.tests.test_interface.IFoo'
self.assertTrue(gsm.getUtility(IBar, nm) is IFoo)
def test_w_name_wo_ifact_type(self):
from zope.interface import Interface
from zope.interface.interfaces import IInterface
from zope.component.globalregistry import getGlobalSiteManager
gsm = getGlobalSiteManager()
class IFoo(Interface):
pass
self._callFUT('foo', IFoo)
self.assertTrue(IInterface.providedBy(IFoo))
registered = gsm.getUtility(IInterface, name='foo')
self.assertTrue(registered is IFoo)
class Test_getInterface(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component.interface import getInterface
return getInterface(*args, **kw)
def test_miss(self):
from zope.component.interfaces import ComponentLookupError
self.assertRaises(ComponentLookupError,
self._callFUT, object(), 'nonesuch')
def test_hit(self):
from zope.interface import Interface
from zope.interface.interfaces import IInterface
from zope.component.globalregistry import getGlobalSiteManager
gsm = getGlobalSiteManager()
class IFoo(Interface):
pass
gsm.registerUtility(IFoo, IInterface, 'foo')
self.assertTrue(self._callFUT(object(), 'foo') is IFoo)
class Test_queryInterface(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component.interface import queryInterface
return queryInterface(*args, **kw)
def test_miss(self):
_DEFAULT = object()
self.assertTrue(
self._callFUT('nonesuch', default=_DEFAULT) is _DEFAULT)
def test_hit(self):
from zope.interface import Interface
from zope.interface.interfaces import IInterface
from zope.component.globalregistry import getGlobalSiteManager
gsm = getGlobalSiteManager()
class IFoo(Interface):
pass
gsm.registerUtility(IFoo, IInterface, 'foo')
self.assertTrue(self._callFUT('foo') is IFoo)
class Test_searchInterface(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component.interface import searchInterface
return searchInterface(*args, **kw)
def test_empty(self):
self.assertEqual(self._callFUT(object()), [])
def test_no_search_string_no_base(self):
from zope.interface import Interface
from zope.interface.interfaces import IInterface
from zope.component.globalregistry import getGlobalSiteManager
gsm = getGlobalSiteManager()
class IFoo(Interface):
pass
gsm.registerUtility(IFoo, IInterface, 'foo')
self.assertEqual(self._callFUT(object()), [IFoo])
def test_w_search_string_no_base(self):
from zope.interface import Interface
from zope.interface.interfaces import IInterface
from zope.component.globalregistry import getGlobalSiteManager
gsm = getGlobalSiteManager()
class IFoo(Interface):
pass
class IBar(Interface):
pass
gsm.registerUtility(IFoo, IInterface, 'foo')
gsm.registerUtility(IBar, IInterface, 'bar')
self.assertEqual(self._callFUT(object(), 'IFoo'), [IFoo])
def test_no_search_string_w_base(self):
from zope.interface import Interface
from zope.interface.interfaces import IInterface
from zope.component.globalregistry import getGlobalSiteManager
gsm = getGlobalSiteManager()
class IBase(Interface):
pass
class IFoo(IBase):
pass
class IBar(Interface):
pass
gsm.registerUtility(IFoo, IInterface, 'foo')
gsm.registerUtility(IBar, IInterface, 'bar')
self.assertEqual(self._callFUT(object(), base=IBase), [IFoo])
class Test_searchInterfaceIds(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component.interface import searchInterfaceIds
return searchInterfaceIds(*args, **kw)
def test_empty(self):
self.assertEqual(self._callFUT(object()), [])
def test_no_search_string_no_base(self):
from zope.interface import Interface
from zope.interface.interfaces import IInterface
from zope.component.globalregistry import getGlobalSiteManager
gsm = getGlobalSiteManager()
class IFoo(Interface):
pass
gsm.registerUtility(IFoo, IInterface, 'foo')
self.assertEqual(self._callFUT(object()), ['foo'])
def test_w_search_string_no_base(self):
from zope.interface import Interface
from zope.interface.interfaces import IInterface
from zope.component.globalregistry import getGlobalSiteManager
gsm = getGlobalSiteManager()
class IFoo(Interface):
pass
class IBar(Interface):
pass
gsm.registerUtility(IFoo, IInterface, 'foo')
gsm.registerUtility(IBar, IInterface, 'bar')
self.assertEqual(self._callFUT(object(), 'IFoo'), ['foo'])
def test_no_search_string_w_base(self):
from zope.interface import Interface
from zope.interface.interfaces import IInterface
from zope.component.globalregistry import getGlobalSiteManager
gsm = getGlobalSiteManager()
class IBase(Interface):
pass
class IFoo(IBase):
pass
class IBar(Interface):
pass
gsm.registerUtility(IFoo, IInterface, 'foo')
gsm.registerUtility(IBar, IInterface, 'bar')
self.assertEqual(self._callFUT(object(), base=IBase), ['foo'])
class Test_searchInterfaceUtilities(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component.interface import searchInterfaceUtilities
return searchInterfaceUtilities(*args, **kw)
def test_empty(self):
self.assertEqual(self._callFUT(object()), [])
def test_no_search_string_no_base(self):
from zope.interface import Interface
from zope.interface.interfaces import IInterface
from zope.component.globalregistry import getGlobalSiteManager
gsm = getGlobalSiteManager()
class IFoo(Interface):
pass
gsm.registerUtility(IFoo, IInterface, 'foo')
self.assertEqual(self._callFUT(object()), [('foo', IFoo)])
def test_w_search_string_no_base(self):
from zope.interface import Interface
from zope.interface.interfaces import IInterface
from zope.component.globalregistry import getGlobalSiteManager
gsm = getGlobalSiteManager()
class IFoo(Interface):
pass
class IBar(Interface):
pass
gsm.registerUtility(IFoo, IInterface, 'foo')
gsm.registerUtility(IBar, IInterface, 'bar')
self.assertEqual(self._callFUT(object(), 'IFoo'), [('foo', IFoo)])
def test_no_search_string_w_base(self):
from zope.interface import Interface
from zope.interface.interfaces import IInterface
from zope.component.globalregistry import getGlobalSiteManager
gsm = getGlobalSiteManager()
class IBase(Interface):
pass
class IFoo(IBase):
pass
class IBar(Interface):
pass
gsm.registerUtility(IFoo, IInterface, 'foo')
gsm.registerUtility(IBar, IInterface, 'bar')
self.assertEqual(self._callFUT(object(), base=IBase), [('foo', IFoo)])
def test_no_search_string_w_base_is_same(self):
from zope.interface import Interface
from zope.interface.interfaces import IInterface
from zope.component.globalregistry import getGlobalSiteManager
gsm = getGlobalSiteManager()
class IFoo(Interface):
pass
class IBar(Interface):
pass
gsm.registerUtility(IFoo, IInterface, 'foo')
gsm.registerUtility(IBar, IInterface, 'bar')
self.assertEqual(self._callFUT(object(), base=IFoo), [('foo', IFoo)])
class Test_getInterfaceAllDocs(unittest.TestCase):
def _callFUT(self, *args, **kw):
from zope.component.interface import getInterfaceAllDocs
return getInterfaceAllDocs(*args, **kw)
def test_w_class(self):
class Foo(object):
"""DOCSTRING"""
bar = None
def baz(self):
"""BAZ"""
self.assertEqual(self._callFUT(Foo),
'zope.component.tests.test_interface.foo\n' +
'docstring')
def test_w_interface_no_members(self):
from zope.interface import Interface
class IFoo(Interface):
"""DOCSTRING"""
self.assertEqual(self._callFUT(IFoo),
'zope.component.tests.test_interface.ifoo\n' +
'docstring')
def test_w_interface_w_members(self):
from zope.interface import Attribute
from zope.interface import Interface
class IFoo(Interface):
"""DOCSTRING"""
bar = Attribute('bar', 'Do bar')
def baz(self):
"""BAZ"""
self.assertEqual(self._callFUT(IFoo),
'zope.component.tests.test_interface.ifoo\n' +
'docstring\n' +
'do bar\n' +
'baz')
class Test_nameToInterface(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component.interface import nameToInterface
return nameToInterface(*args, **kw)
def test_w_None(self):
self.assertTrue(self._callFUT(object(), 'None') is None)
def test_miss(self):
from zope.component.interfaces import ComponentLookupError
self.assertRaises(ComponentLookupError,
self._callFUT, object(), 'nonesuch')
def test_hit(self):
from zope.interface import Interface
from zope.interface.interfaces import IInterface
from zope.component.globalregistry import getGlobalSiteManager
gsm = getGlobalSiteManager()
class IFoo(Interface):
pass
gsm.registerUtility(IFoo, IInterface, 'foo')
found = self._callFUT(object(), 'foo')
self.assertTrue(found is IFoo)
class Test_interfaceToName(unittest.TestCase):
from zope.component.testing import setUp, tearDown
def _callFUT(self, *args, **kw):
from zope.component.interface import interfaceToName
return interfaceToName(*args, **kw)
def test_w_None(self):
self.assertEqual(self._callFUT(object(), None), 'None')
def test_w_unregistered(self):
from zope.interface import Interface
class IFoo(Interface):
pass
self.assertEqual(self._callFUT(object(), IFoo),
'zope.component.tests.test_interface.IFoo')
def test_w_registered(self):
from zope.interface import Interface
from zope.interface.interfaces import IInterface
from zope.component.globalregistry import getGlobalSiteManager
gsm = getGlobalSiteManager()
class IFoo(Interface):
pass
gsm.registerUtility(IFoo, IInterface, 'foo')
self.assertEqual(self._callFUT(object(), IFoo),
'zope.component.tests.test_interface.IFoo')
def test_suite():
return unittest.TestSuite((
unittest.makeSuite(Test_provideInterface),
unittest.makeSuite(Test_getInterface),
unittest.makeSuite(Test_queryInterface),
unittest.makeSuite(Test_searchInterface),
unittest.makeSuite(Test_searchInterfaceIds),
unittest.makeSuite(Test_searchInterfaceUtilities),
unittest.makeSuite(Test_getInterfaceAllDocs),
unittest.makeSuite(Test_nameToInterface),
unittest.makeSuite(Test_interfaceToName),
))
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