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path: root/repoze/bfg/tests/test_location.py
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import unittest

class TestLocation(unittest.TestCase):
    def test_inside(self):
        o1 = Location()
        o2 = Location(); o2.__parent__ = o1
        o3 = Location(); o3.__parent__ = o2
        o4 = Location(); o4.__parent__ = o3

        from repoze.bfg.location import inside
        self.assertEqual(inside(o1, o1), True)
        self.assertEqual(inside(o2, o1), True)
        self.assertEqual(inside(o3, o1), True)
        self.assertEqual(inside(o4, o1), True)
        self.assertEqual(inside(o1, o4), False)
        self.assertEqual(inside(o1, None), False)

    def test_locate(self):
        from repoze.bfg.location import locate
        a = Location()
        parent = Location()
        a_located = locate(a, parent, 'a')
        self.failUnless(a_located is a)
        self.failUnless(a_located.__parent__ is parent)
        self.assertEqual(a_located.__name__, 'a')
        # If we locate the object again, nothing special happens:

        a_located_2 = locate(a_located, parent, 'a')
        self.failUnless(a_located_2 is a_located)

    def test_lineage(self):
        from repoze.bfg.location import lineage
        o1 = Location()
        o2 = Location(); o2.__parent__ = o1
        o3 = Location(); o3.__parent__ = o2
        o4 = Location(); o4.__parent__ = o3
        result = list(lineage(o3))
        self.assertEqual(result, [o3, o2, o1])
        result = list(lineage(o1))
        self.assertEqual(result, [o1])

from repoze.bfg.interfaces import ILocation
from zope.interface import implements
class Location(object):
    implements(ILocation)
    __name__ = __parent__ = None