Viewing file:  test_roots.py (1.6 KB) -rw-r--r--
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# Copyright (c) Twisted Matrix Laboratories.
# See LICENSE for details.
from twisted.python import roots
from twisted.trial import unittest
class RootsTests(unittest.TestCase):
def testExceptions(self):
request = roots.Request()
try:
request.write(b"blah")
except NotImplementedError:
pass
else:
self.fail()
try:
request.finish()
except NotImplementedError:
pass
else:
self.fail()
def testCollection(self):
collection = roots.Collection()
collection.putEntity("x", "test")
self.assertEqual(collection.getStaticEntity("x"), "test")
collection.delEntity("x")
self.assertEqual(collection.getStaticEntity("x"), None)
try:
collection.storeEntity("x", None)
except NotImplementedError:
pass
else:
self.fail()
try:
collection.removeEntity("x", None)
except NotImplementedError:
pass
else:
self.fail()
def testConstrained(self):
class const(roots.Constrained):
def nameConstraint(self, name):
return name == "x"
c = const()
self.assertIsNone(c.putEntity("x", "test"))
self.assertRaises(roots.ConstraintViolation, c.putEntity, "y", "test")
def testHomogenous(self):
h = roots.Homogenous()
h.entityType = int
h.putEntity("a", 1)
self.assertEqual(h.getStaticEntity("a"), 1)
self.assertRaises(roots.ConstraintViolation, h.putEntity, "x", "y")
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