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executable file
·315 lines (223 loc) · 10.5 KB
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# ===========================================================================
# This software is subject to the provisions of the Zope Public License,
# Version 2.0 (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.
# ===========================================================================
import sys, os, string, unittest, types
class ModuleTests(unittest.TestCase):
"""Test CLR modules and the CLR import hook."""
def isCLRModule(self, object):
return type(object).__name__ == 'ModuleObject'
def isCLRClass(self, object):
return type(object).__name__ == 'CLR Metatype' # for now
def testAAAImportHookWorks(self):
"""Test that the import hook works correctly both using the
included runtime and an external runtime. This must be
the first test run in the unit tests!"""
from System import String
def testModuleInterface(self):
"""Test the interface exposed by CLR module objects."""
import System
self.assertEquals(type(System.__dict__), type({}))
self.assertEquals(System.__name__, 'System')
self.assertEquals(System.__file__, None)
self.assertEquals(System.__doc__, None)
self.failUnless(self.isCLRClass(System.String))
self.failUnless(self.isCLRClass(System.Int32))
def testSimpleImport(self):
"""Test simple import."""
import System
self.failUnless(self.isCLRModule(System))
self.failUnless(System.__name__ == 'System')
import sys
self.failUnless(type(sys) == types.ModuleType)
self.failUnless(sys.__name__ == 'sys')
import httplib
self.failUnless(type(httplib) == types.ModuleType)
self.failUnless(httplib.__name__ == 'httplib')
def testSimpleImportWithAlias(self):
"""Test simple import with aliasing."""
import System as mySystem
self.failUnless(self.isCLRModule(mySystem))
self.failUnless(mySystem.__name__ == 'System')
import sys as mySys
self.failUnless(type(mySys) == types.ModuleType)
self.failUnless(mySys.__name__ == 'sys')
import httplib as myHttplib
self.failUnless(type(myHttplib) == types.ModuleType)
self.failUnless(myHttplib.__name__ == 'httplib')
def testDottedNameImport(self):
"""Test dotted-name import."""
import System.Reflection
self.failUnless(self.isCLRModule(System.Reflection))
self.failUnless(System.Reflection.__name__ == 'System.Reflection')
import xml.dom
self.failUnless(type(xml.dom) == types.ModuleType)
self.failUnless(xml.dom.__name__ == 'xml.dom')
def testMultipleDottedNameImport(self):
"""Test an import bug with multiple dotted imports."""
import System.Data
self.failUnless(self.isCLRModule(System.Data))
self.failUnless(System.Data.__name__ == 'System.Data')
import System.Data
self.failUnless(self.isCLRModule(System.Data))
self.failUnless(System.Data.__name__ == 'System.Data')
def testDottedNameImportWithAlias(self):
"""Test dotted-name import with aliasing."""
import System.Reflection as SysRef
self.failUnless(self.isCLRModule(SysRef))
self.failUnless(SysRef.__name__ == 'System.Reflection')
import xml.dom as myDom
self.failUnless(type(myDom) == types.ModuleType)
self.failUnless(myDom.__name__ == 'xml.dom')
def testSimpleImportFrom(self):
"""Test simple 'import from'."""
from System import Reflection
self.failUnless(self.isCLRModule(Reflection))
self.failUnless(Reflection.__name__ == 'System.Reflection')
from xml import dom
self.failUnless(type(dom) == types.ModuleType)
self.failUnless(dom.__name__ == 'xml.dom')
def testSimpleImportFromWithAlias(self):
"""Test simple 'import from' with aliasing."""
from System import Collections as Coll
self.failUnless(self.isCLRModule(Coll))
self.failUnless(Coll.__name__ == 'System.Collections')
from xml import dom as myDom
self.failUnless(type(myDom) == types.ModuleType)
self.failUnless(myDom.__name__ == 'xml.dom')
def testDottedNameImportFrom(self):
"""Test dotted-name 'import from'."""
from System.Collections import Specialized
self.failUnless(self.isCLRModule(Specialized))
self.failUnless(
Specialized.__name__ == 'System.Collections.Specialized'
)
from System.Collections.Specialized import StringCollection
self.failUnless(self.isCLRClass(StringCollection))
self.failUnless(StringCollection.__name__ == 'StringCollection')
from xml.dom import pulldom
self.failUnless(type(pulldom) == types.ModuleType)
self.failUnless(pulldom.__name__ == 'xml.dom.pulldom')
from xml.dom.pulldom import PullDOM
self.failUnless(type(PullDOM) == types.ClassType)
self.failUnless(PullDOM.__name__ == 'PullDOM')
def testDottedNameImportFromWithAlias(self):
"""Test dotted-name 'import from' with aliasing."""
from System.Collections import Specialized as Spec
self.failUnless(self.isCLRModule(Spec))
self.failUnless(Spec.__name__ == 'System.Collections.Specialized')
from System.Collections.Specialized import StringCollection as SC
self.failUnless(self.isCLRClass(SC))
self.failUnless(SC.__name__ == 'StringCollection')
from xml.dom import pulldom as myPulldom
self.failUnless(type(myPulldom) == types.ModuleType)
self.failUnless(myPulldom.__name__ == 'xml.dom.pulldom')
from xml.dom.pulldom import PullDOM as myPullDOM
self.failUnless(type(myPullDOM) == types.ClassType)
self.failUnless(myPullDOM.__name__ == 'PullDOM')
def testFromModuleImportStar(self):
"""Test from module import * behavior."""
count = len(locals().keys())
m = __import__('System.Xml', globals(), locals(), ['*'])
self.failUnless(m.__name__ == 'System.Xml')
self.failUnless(self.isCLRModule(m))
self.failUnless(len(locals().keys()) > count + 1)
def testImplicitAssemblyLoad(self):
"""Test implicit assembly loading via import."""
def test():
# This should fail until System.Windows.Forms has been
# imported or that assembly has been explicitly loaded.
import System.Windows
self.failUnlessRaises(ImportError, test)
import System.Windows.Forms as Forms
self.failUnless(self.isCLRModule(Forms))
self.failUnless(Forms.__name__ == 'System.Windows.Forms')
from System.Windows.Forms import Form
self.failUnless(self.isCLRClass(Form))
self.failUnless(Form.__name__ == 'Form')
def testExplicitAssemblyLoad(self):
"""Test explicit assembly loading using standard CLR tools."""
from System.Reflection import Assembly
import System, sys
assembly = Assembly.LoadWithPartialName('System.Data')
self.failUnless(assembly != None)
import System.Data
self.failUnless(sys.modules.has_key('System.Data'))
assembly = Assembly.LoadWithPartialName('SpamSpamSpamSpamEggsAndSpam')
self.failUnless(assembly == None)
def testImplicitLoadAlreadyValidNamespace(self):
"""Test implicit assembly load over an already valid namespace."""
# In this case, the mscorlib assembly (loaded by default) defines
# a number of types in the System namespace. There is also a System
# assembly, which is _not_ loaded by default, which also contains
# types in the System namespace. The desired behavior is for the
# Python runtime to "do the right thing", allowing types from both
# assemblies to be found in the System module implicitly.
import System
self.failUnless(self.isCLRClass(System.UriBuilder))
def testImportNonExistantModule(self):
"""Test import failure for a non-existant module."""
def test():
import System.SpamSpamSpam
self.failUnlessRaises(ImportError, test)
def testLookupNoNamespaceType(self):
"""Test lookup of types without a qualified namespace."""
import Python.Test
import clr
self.failUnless(self.isCLRClass(clr.NoNamespaceType))
def testModuleLookupRecursion(self):
"""Test for recursive lookup handling."""
def test1():
from System import System
self.failUnlessRaises(ImportError, test1)
def test2():
import System
x = System.System
self.failUnlessRaises(AttributeError, test2)
def testModuleGetAttr(self):
"""Test module getattr behavior."""
import System
int_type = System.Int32
self.failUnless(self.isCLRClass(int_type))
module = System.Xml
self.failUnless(self.isCLRModule(module))
def test():
spam = System.Spam
self.failUnlessRaises(AttributeError, test)
def test():
spam = getattr(System, 1)
self.failUnlessRaises(TypeError, test)
def testModuleAttrAbuse(self):
"""Test handling of attempts to set module attributes."""
# It would be safer to use a dict-proxy as the __dict__ for CLR
# modules, but as of Python 2.3 some parts of the CPython runtime
# like dir() will fail if a module dict is not a real dictionary.
def test():
import System
System.__dict__['foo'] = 0
return 1
self.failUnless(test())
def testModuleTypeAbuse(self):
"""Test handling of attempts to break the module type."""
import System
mtype = type(System)
def test():
mtype.__getattribute__(0, 'spam')
self.failUnlessRaises(TypeError, test)
def test():
mtype.__setattr__(0, 'spam', 1)
self.failUnlessRaises(TypeError, test)
def test():
mtype.__repr__(0)
self.failUnlessRaises(TypeError, test)
def test_suite():
return unittest.makeSuite(ModuleTests)
def main():
unittest.TextTestRunner().run(test_suite())
if __name__ == '__main__':
testcase.setup()
main()