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minor fixes on DummyRelationRegistry and functional tests

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git-svn-id: svn://svn.cy55.de/Zope3/src/cybertools/trunk@1082 fd906abe-77d9-0310-91a1-e0d9ade77398
This commit is contained in:
helmutm 2006-02-15 14:50:09 +00:00
parent 2011cf593d
commit b79cfea129
2 changed files with 32 additions and 3 deletions
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2
relation/ftests.py
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@ -30,7 +30,7 @@ class BrowserTest(FunctionalTestCase):
browser.addHeader('Accept-Language', 'en-US')
browser.open('http://localhost/++etc++site/default/@@contents.html')
self.assert_(browser.isHtml)
addLink = browser.getLink('Relations Registry')
addLink = browser.getLink('Relation Registry')
addLink.click()
self.assert_(browser.isHtml)
inp = browser.getControl(name='new_value')

33
relation/registry.py
View file

@ -60,7 +60,9 @@ class DummyRelationRegistry(object):
for r in self.relations:
hit = True
for k in kw:
if ((k == 'relationship' and r.__class__ != kw[k])
#if ((k == 'relationship' and r.__class__ != kw[k])
if ((k == 'relationship'
and r.getPredicateName() != kw[k].getPredicateName())
or (k != 'relationship'
and (not hasattr(r, k) or getattr(r, k) != kw[k]))):
hit = False
@ -137,7 +139,7 @@ class IndexableRelationAdapter(object):
return value
# convenience function:
# convenience functions:
def getRelations(first=None, second=None, third=None, relationships=None):
""" Return a sequence of relations matching the query specified by the
@ -160,7 +162,34 @@ def getRelations(first=None, second=None, third=None, relationships=None):
result.update(registry.query(**query))
return result
def getRelationSingle(first, relationship):
""" Returns the one and only relation for first having relationship
or None if there is none.
Raise an error if there is more than one hit.
"""
rels = getRelations(first, relationships=[relationship])
if len(rels) == 0:
return None
if len(rels) > 1:
raise ValueError('Multiple hits when only one relation expected: '
'%s, relationship: %s' % (zapi.getName(first),
relationship.getPredicateName()))
return list(rels)[0]
def setRelationSingle(relation):
""" Register the relation given, unregistering already existing
relations for first and relationship. After this operation there
will be only one relation for first with the relationship given.
"""
first = relation.first
registry = zapi.getUtility(IRelationRegistry)
rels = list(registry.query(first=first, relationship=relation))
for oldRel in rels:
registry.unregister(oldRel)
registry.register(relation)
# events and handlers
class RelationInvalidatedEvent(ObjectEvent):