def test_definemodulealias(self):
context = ConfigurationContext()
from zope.modulealias.metaconfigure import alias_module
alias_module(module='unittest', alias='unittest_alias',
context=context)
self.assert_('unittest_alias' in sys.modules.keys())
self.assertEqual(sys.modules['unittest_alias'],sys.modules['unittest'])
def test_samemodule_doesntfail(self):
context = ConfigurationContext()
from zope.modulealias.metaconfigure import alias_module
self.assert_('math' in sys.modules)
sys.modules['zope.modulealias.tests.test_modulealias.math'] = math
alias_module(module='zope.modulealias.tests.test_modulealias.math',
alias='math',
context=context)
def test_module_not_imported(self):
context = ConfigurationContext()
from zope.modulealias.metaconfigure import alias_module
m1 = 'zope.modulealias.tests.dummymodule'
m2 = 'zope.modulealias.tests.dummymodule2'
self.assert_(m1 not in sys.modules)
alias_module(module=m1, alias=m2, context=context)
self.assert_(m1 in sys.modules)
self.assert_(sys.modules[m1] is sys.modules[m2])
# Clean up after ourselves, so the test can be run in a loop:
del sys.modules[m1]
del sys.modules[m2]
# Normal import causes the dummymodule to appear in the
# package module as well, so remove it there, since
# ConfigurationContext.resolve() will prefer that to
# sys.modules.
from zope.modulealias import tests
del tests.dummymodule
