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# Copyright 2009 Canonical Ltd. This software is licensed under the
# GNU Affero General Public License version 3 (see the file LICENSE).
__metaclass__ = type
from lp.services.webapp.publisher import canonical_url
from lp.testing import TestCaseWithFactory
from lp.testing.layers import DatabaseFunctionalLayer
from lp.testing.publication import test_traverse
from lp.testing.views import create_initialized_view
class BaseBreadcrumbTestCase(TestCaseWithFactory):
layer = DatabaseFunctionalLayer
def assertBreadcrumbs(self, expected, obj, view_name=None, rootsite=None):
"""Assert that the breadcrumbs for obj match the expected values.
:param expected: A list of tuples containing (text, url) pairs.
"""
crumbs = self.getBreadcrumbsForObject(obj, view_name, rootsite)
self.assertEqual(
expected,
[(crumb.text, crumb.url) for crumb in crumbs])
def assertBreadcrumbTexts(self, expected, obj, view_name=None,
rootsite=None):
"""The text of the breadcrumbs for obj match the expected values."""
crumbs = self.getBreadcrumbsForObject(obj, view_name, rootsite)
self.assertEqual(expected, [crumb.text for crumb in crumbs])
def assertBreadcrumbUrls(self, expected, obj, view_name=None,
rootsite=None):
"""The urls of the breadcrumbs for obj match the expected values."""
crumbs = self.getBreadcrumbsForObject(obj, view_name, rootsite)
self.assertEqual(expected, [crumb.url for crumb in crumbs])
def getBreadcrumbsForObject(self, obj, view_name=None, rootsite=None):
"""Get the breadcrumbs for the specified object.
Traverse to the canonical_url of the object, and use the request from
that to feed into the initialized hierarchy view so we get the
traversed objects.
"""
url = canonical_url(obj, view_name=view_name, rootsite=rootsite)
return self.getBreadcrumbsForUrl(url)
def getBreadcrumbsForUrl(self, url):
obj, view, request = test_traverse(url)
view = create_initialized_view(obj, '+hierarchy', request=request)
return view.items
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