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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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