pythonnet/pythonnet/src/tests/test_module.py at develop · davidanthoff/pythonnet · GitHub

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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 clr

clr.AddReference('Python.Test')

clr.AddReference('System.Data')

# testImplicitAssemblyLoad() passes on deprecation warning; perfect! #

##clr.AddReference('System.Windows.Forms')

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 isCLRRootModule(self, object):

return type(object).__name__ == 'CLRModule'

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 test000importClr(self):

import clr

self.assertTrue(self.isCLRRootModule(clr))

def testPreloadVar(self):

import clr

self.assertTrue(clr.getPreload() is False, clr.getPreload())

clr.setPreload(False)

self.assertTrue(clr.getPreload() is False, clr.getPreload())

try:

clr.setPreload(True)

self.assertTrue(clr.getPreload() is True, clr.getPreload())

clr.setPreload(0)

self.assertTrue(clr.getPreload() is False, clr.getPreload())

clr.setPreload(1)

self.assertTrue(clr.getPreload() is True, clr.getPreload())

import System.Configuration

content = dir(System.Configuration)

self.assertTrue(len(content) > 10, content)

finally:

clr.setPreload(False)

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.assertTrue(self.isCLRClass(System.String))

self.assertTrue(self.isCLRClass(System.Int32))

def testSimpleImport(self):

"""Test simple import."""

import System

self.assertTrue(self.isCLRModule(System))

self.assertTrue(System.__name__ == 'System')

import sys

self.assertTrue(type(sys) == types.ModuleType)

self.assertTrue(sys.__name__ == 'sys')

import httplib

self.assertTrue(type(httplib) == types.ModuleType)

self.assertTrue(httplib.__name__ == 'httplib')

def testSimpleImportWithAlias(self):

"""Test simple import with aliasing."""

import System as mySystem

self.assertTrue(self.isCLRModule(mySystem))

self.assertTrue(mySystem.__name__ == 'System')

import sys as mySys

self.assertTrue(type(mySys) == types.ModuleType)

self.assertTrue(mySys.__name__ == 'sys')

import httplib as myHttplib

self.assertTrue(type(myHttplib) == types.ModuleType)

self.assertTrue(myHttplib.__name__ == 'httplib')

def testDottedNameImport(self):

"""Test dotted-name import."""

import System.Reflection

self.assertTrue(self.isCLRModule(System.Reflection))

self.assertTrue(System.Reflection.__name__ == 'System.Reflection')

import xml.dom

self.assertTrue(type(xml.dom) == types.ModuleType)

self.assertTrue(xml.dom.__name__ == 'xml.dom')

def testMultipleDottedNameImport(self):

"""Test an import bug with multiple dotted imports."""

import System.Data

self.assertTrue(self.isCLRModule(System.Data))

self.assertTrue(System.Data.__name__ == 'System.Data')

import System.Data

self.assertTrue(self.isCLRModule(System.Data))

self.assertTrue(System.Data.__name__ == 'System.Data')

def testDottedNameImportWithAlias(self):

"""Test dotted-name import with aliasing."""

import System.Reflection as SysRef

self.assertTrue(self.isCLRModule(SysRef))

self.assertTrue(SysRef.__name__ == 'System.Reflection')

import xml.dom as myDom

self.assertTrue(type(myDom) == types.ModuleType)

self.assertTrue(myDom.__name__ == 'xml.dom')

def testSimpleImportFrom(self):

"""Test simple 'import from'."""

from System import Reflection

self.assertTrue(self.isCLRModule(Reflection))

self.assertTrue(Reflection.__name__ == 'System.Reflection')

from xml import dom

self.assertTrue(type(dom) == types.ModuleType)

self.assertTrue(dom.__name__ == 'xml.dom')

def testSimpleImportFromWithAlias(self):

"""Test simple 'import from' with aliasing."""

from System import Collections as Coll

self.assertTrue(self.isCLRModule(Coll))

self.assertTrue(Coll.__name__ == 'System.Collections')

from xml import dom as myDom

self.assertTrue(type(myDom) == types.ModuleType)

self.assertTrue(myDom.__name__ == 'xml.dom')

def testDottedNameImportFrom(self):

"""Test dotted-name 'import from'."""

from System.Collections import Specialized

self.assertTrue(self.isCLRModule(Specialized))

self.assertTrue(

Specialized.__name__ == 'System.Collections.Specialized'

)

from System.Collections.Specialized import StringCollection

self.assertTrue(self.isCLRClass(StringCollection))

self.assertTrue(StringCollection.__name__ == 'StringCollection')

from xml.dom import pulldom

self.assertTrue(type(pulldom) == types.ModuleType)

self.assertTrue(pulldom.__name__ == 'xml.dom.pulldom')

from xml.dom.pulldom import PullDOM

self.assertTrue(type(PullDOM) == types.ClassType)

self.assertTrue(PullDOM.__name__ == 'PullDOM')

def testDottedNameImportFromWithAlias(self):

"""Test dotted-name 'import from' with aliasing."""

from System.Collections import Specialized as Spec

self.assertTrue(self.isCLRModule(Spec))

self.assertTrue(Spec.__name__ == 'System.Collections.Specialized')

from System.Collections.Specialized import StringCollection as SC

self.assertTrue(self.isCLRClass(SC))

self.assertTrue(SC.__name__ == 'StringCollection')

from xml.dom import pulldom as myPulldom

self.assertTrue(type(myPulldom) == types.ModuleType)

self.assertTrue(myPulldom.__name__ == 'xml.dom.pulldom')

from xml.dom.pulldom import PullDOM as myPullDOM

self.assertTrue(type(myPullDOM) == types.ClassType)

self.assertTrue(myPullDOM.__name__ == 'PullDOM')

def testFromModuleImportStar(self):

"""Test from module import * behavior."""

count = len(locals().keys())

m = __import__('System.Xml', globals(), locals(), ['*'])

self.assertTrue(m.__name__ == 'System.Xml')

self.assertTrue(self.isCLRModule(m))

self.assertTrue(len(locals().keys()) > count + 1)

def testImplicitAssemblyLoad(self):

"""Test implicit assembly loading via import."""

# this test only applies to windows

if sys.platform != "win32":

return

def test():

# This should fail until System.Windows.Forms has been

# imported or that assembly has been explicitly loaded.

# True for Windows; Not so for Mono 2.8.1

import System.Windows

# The test fails when the project is compiled with MS VS 2005. Dunno why :(

# Fails (as expected) on Late Binding model. Works as expected on an interactive sesson.

self.assertRaises(ImportError, test)

clr.AddReference("System.Windows.Forms")

import System.Windows.Forms as Forms

self.assertTrue(self.isCLRModule(Forms))

self.assertTrue(Forms.__name__ == 'System.Windows.Forms')

from System.Windows.Forms import Form

self.assertTrue(self.isCLRClass(Form))

self.assertTrue(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.assertTrue(assembly != None)

import System.Data

self.assertTrue(sys.modules.has_key('System.Data'))

assembly = Assembly.LoadWithPartialName('SpamSpamSpamSpamEggsAndSpam')

self.assertTrue(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.assertTrue(self.isCLRClass(System.UriBuilder))

def testImportNonExistantModule(self):

"""Test import failure for a non-existant module."""

def test():

import System.SpamSpamSpam

self.assertTrue(ImportError, test)

def testLookupNoNamespaceType(self):

"""Test lookup of types without a qualified namespace."""

import Python.Test

import clr

self.assertTrue(self.isCLRClass(clr.NoNamespaceType))

def testModuleLookupRecursion(self):

"""Test for recursive lookup handling."""

def test1():

from System import System

self.assertTrue(ImportError, test1)

def test2():

import System

x = System.System

self.assertTrue(AttributeError, test2)

def testModuleGetAttr(self):

"""Test module getattr behavior."""

import System

int_type = System.Int32

self.assertTrue(self.isCLRClass(int_type))

module = System.Xml

self.assertTrue(self.isCLRModule(module))

def test():

spam = System.Spam

self.assertTrue(AttributeError, test)

def test():

spam = getattr(System, 1)

self.assertTrue(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.assertTrue(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.assertTrue(TypeError, test)

def test():

mtype.__setattr__(0, 'spam', 1)

self.assertTrue(TypeError, test)

def test():

mtype.__repr__(0)

self.assertTrue(TypeError, test)

def test_ClrListAssemblies(self):

from clr import ListAssemblies

verbose = list(ListAssemblies(True))

short = list(ListAssemblies(False))

self.assertTrue(u'mscorlib' in short)

self.assertTrue(u'System' in short)

self.assertTrue('Culture=' in verbose[0])

self.assertTrue('Version=' in verbose[0])

def test_ClrAddReference(self):

from clr import AddReference

from System.IO import FileNotFoundException

for name in ("System", "Python.Runtime"):

assy = AddReference(name)

assyName = assy.GetName().Name

self.assertEqual(assyName, name)

self.assertRaises(FileNotFoundException,

AddReference, "somethingtotallysilly")

def test_suite():

return unittest.makeSuite(ModuleTests)

def main():

unittest.TextTestRunner().run(test_suite())

if __name__ == '__main__':

main()

pythonnet/pythonnet/src/tests/test_module.py at develop · davidanthoff/pythonnet · GitHub

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