def test_exclusiveMapperOverrides(self):
"""
L{ExclusiveMapper} can be overriden.
"""
l = ["sys", "exocet.test"]
d = {"sys": object()}
em = ExclusiveMapper(pep302Mapper, l).withOverrides(d)
self.assertEqual(em.lookup("sys"), d["sys"])
def test_exclusiveMapperOverrides(self):
"""
L{ExclusiveMapper} can be overriden.
"""
l = ["sys", "exocet.test"]
d = {"sys": object()}
em = ExclusiveMapper(pep302Mapper, l).withOverrides(d)
self.assertEqual(em.lookup("sys"), d["sys"])
def test_exclusiveMapper(self):
"""
L{ExclusiveMapper} implements an effective blacklist.
"""
l = ["sys", "exocet.test"]
em = ExclusiveMapper(pep302Mapper, l)
verifyObject(IMapper, em)
for name in l:
self.assertRaises(ImportError, em.lookup, name)
self.assertFalse(em.contains(name))
def test_exclusiveMapper(self):
"""
L{ExclusiveMapper} implements an effective blacklist.
"""
l = ["sys", "exocet.test"]
em = ExclusiveMapper(pep302Mapper, l)
verifyObject(IMapper, em)
for name in l:
self.assertRaises(ImportError, em.lookup, name)
self.assertFalse(em.contains(name))
"asyncore", # Use Twisted's event loop.
"ctypes", # Segfault protection.
"gc", # Haha, no.
"imp", # Haha, no.
"inspect", # Haha, no.
"multiprocessing", # Use Twisted's process interface.
"socket", # Use Twisted's socket interface.
"subprocess", # Use Twisted's process interface.
"thread", # Use Twisted's thread interface.
"threading", # Use Twisted's thread interface.
])
overrides = {
"twisted.internet.reactor": reactor,
"saxutils": saxutils,
}
bravoMapper = ExclusiveMapper(pep302Mapper,
blacklisted).withOverrides(overrides)
class PluginException(Exception):
"""
Signal an error encountered during plugin handling.
"""
def sort_plugins(plugins):
"""
Make a sorted list of plugins by dependency.
If the list cannot be arranged into a DAG, an error will be raised. This
usually means that a cyclic dependency was found.