def test_create_without_model_name(self):
N = create(Namespace, 'n', 'http://example.com/namespace/')
T = create(Concept, N, 't')
self.assertEqual(N, T.namespace)
self.assertEqual('t', T.name)
self.assertEqual(Concept.objects.DEFAULT_MODEL_NAME, T.model_name)
self.assertEqual(Resource, T.Model)
def test_create(self):
model_name = 'django.contrib.auth.models.User'
N = create(Namespace, 'n', 'http://example.com/namespace/')
T = create(Concept, N, 't', 'django.contrib.auth.models.User')
self.assertEqual(N, T.namespace)
self.assertEqual('t', T.name)
self.assertEqual(model_name, T.model_name)
from django.contrib.auth.models import User
self.assertEqual(User, T.Model)
def test_create_self_referential(self):
N = create(Namespace, 'n', 'http://example.com/namespace/')
T = create(Concept, N, 't')
one_one = Cardinality.objects.get(domain='1', range='1') # IGNORE:E1101
P = create(Predicate, N, 'p', domain=T, range=T, cardinality=one_one)
self.assertEqual(N, P.namespace)
self.assertEqual('p', P.name)
self.assertEqual(N[P.name], P.resource)
self.assertEqual(T, P.domain)
self.assertEqual(T, P.range)
def test_create_self_referential_on_Resource_model(self):
N = create(Namespace, 'n', 'http://example.com/namespace/')
T = create(Concept, N, 't')
r = create(Resource, N, 'r', T)
none_none = Cardinality.objects.get(domain='?', range='?') # IGNORE:E1101
p = create(Predicate, N, 'p', domain=r.type, range=r.type, cardinality=none_none)
s = create(Statement, r, p, r)
self.assertEqual(r, s.subject)
self.assertEqual(p, s.predicate)
self.assertEqual(r, s.object)
self.assertEqual(None, s.reified)
def test_create(self):
TMP = create(Namespace, 'tmp', 'http://tmp/tmp#')
T = create(Concept, TMP, 'T', 'rdf.models.Resource')
one_one = Cardinality.objects.get(domain='1', range='1') # IGNORE:E1101
P = create(Predicate, TMP, 'P', domain=T, range=T, cardinality=one_one)
from rdf.permissions import _permission_code, _permission_name, CODES_AND_NAMES
for code, name in CODES_AND_NAMES:
for instance in TMP, T, P:
ct = ContentType.objects.get(
app_label=instance._meta.app_label, # IGNORE:W0212
model=instance._meta.object_name.lower()) # IGNORE:W0212
permission = Permission.objects.get(content_type=ct, codename=_permission_code(instance, code)) # IGNORE:E1101
self.assertEqual(_permission_name(instance, name), permission.name)
def test_simple_empty_self_referential(self):
TMP = create(Namespace, 'tmp', 'http://tmp/tmp#')
C = create(Concept, TMP, 'C')
one_one = Cardinality.objects.get(domain='1', range='1') # IGNORE:E1101
P = create(Predicate, TMP, 'P', domain=C, range=C, cardinality=one_one)
self.assertFalse(P.literal)
rqs = SPARQLQuerySet().rdql(\
u'select c.tmp:P from tmp:C c using tmp for "http://tmp/tmp#"')
select = u'''select c__tmp__P__o.name from rdf_resource c, rdf_statement c__tmp__P__s, rdf_resource c__tmp__P__o where c.type_id = %s and c__tmp__P__s.subject_id = c.id and c__tmp__P__s.predicate_id = %s and c__tmp__P__s.object_resource_id = c__tmp__P__o.id''' % (C.id, P.id)
count = u'''select count(*) from rdf_resource c, rdf_statement c__tmp__P__s, rdf_resource c__tmp__P__o where c.type_id = %s and c__tmp__P__s.subject_id = c.id and c__tmp__P__s.predicate_id = %s and c__tmp__P__s.object_resource_id = c__tmp__P__o.id''' % (C.id, P.id)
self.assertEqual(0, rqs.count())
self.assertEqual(getattr(rqs, '_cached_query').select, select)
self.assertEqual(getattr(rqs, '_cached_query').count, count)
self.assertEqual(0, len(rqs.filter())) # IGNORE:E1101
def test_create_predicate_to_namespace(self):
# Both Predicate and Namespace have resource fields.
N = create(Namespace, 'n', 'http://example.com/namespace/')
many_one = Cardinality.objects.get(domain='*', range='1') # IGNORE:E1101
p = create(
Predicate,
N,
'predicate-has-namespace',
domain=Predicate.objects.type,
range=Namespace.objects.type,
cardinality=many_one)
s = create(Statement, p, p, N)
self.assertEqual(p, s.subject)
self.assertEqual(p, s.predicate)
self.assertEqual(N, s.object)
self.assertEqual(None, s.reified)
def test_simple_empty_with_literal_object(self):
XS = get(Namespace, 'xs')
TMP = create(Namespace, 'tmp', 'http://tmp/tmp#')
TEXT = XS['string']
self.assertTrue(TEXT.literal)
C = create(Concept, TMP, 'C') # Defaults to 'rdf.models.Resource'
one_one = Cardinality.objects.get(domain='1', range='1') # IGNORE:E1101
P = create(Predicate, TMP, 'P', domain=C, range=TEXT, cardinality=one_one)
self.assertTrue(P.literal)
rqs = SPARQLQuerySet().rdql(\
u'select c.tmp:P from tmp:C c using tmp for "http://tmp/tmp#"')
select = u'''select c__tmp__P__o.value from rdf_resource c, rdf_statement c__tmp__P__s, rdf_string c__tmp__P__o where c.type_id = %s and c__tmp__P__s.subject_id = c.id and c__tmp__P__s.predicate_id = %s and c__tmp__P__s.id = c__tmp__P__o.statement_id''' % (C.id, P.id)
count = u'''select count(*) from rdf_resource c, rdf_statement c__tmp__P__s, rdf_string c__tmp__P__o where c.type_id = %s and c__tmp__P__s.subject_id = c.id and c__tmp__P__s.predicate_id = %s and c__tmp__P__s.id = c__tmp__P__o.statement_id''' % (C.id, P.id)
self.assertEqual(0, rqs.count())
self.assertEqual(getattr(rqs, '_cached_query').select, select)
self.assertEqual(getattr(rqs, '_cached_query').count, count)
self.assertEqual(0, len(rqs.filter())) # IGNORE:E1101
def test_predicates(self):
XS = get(Namespace, 'xs')
TEXT = XS['string']
mm = Cardinality.objects.get(domain='1', range='1')
mo = Cardinality.objects.get(domain='1', range='?')
oo = Cardinality.objects.get(domain='?', range='?')
TMP = create(Namespace, 'tmp', 'http://tmp/tmp#')
T = create(Concept, TMP, 'T')
M0 = create(Predicate, TMP, 'M0', domain=T, range=TEXT, cardinality=mm)
M1 = create(Predicate, TMP, 'M1', domain=T, range=TEXT, cardinality=mm)
M2 = create(Predicate, TMP, 'M2', domain=T, range=TEXT, cardinality=mm)
O0 = create(Predicate, TMP, 'O0', domain=T, range=TEXT, cardinality=mo)
O1 = create(Predicate, TMP, 'O1', domain=T, range=TEXT, cardinality=oo)
mandatory = T.mandatory_predicates
optional = T.optional_predicates
all = T.predicates
self.assertEqual(3, len(mandatory))
self.assertEqual(2, len(optional))
self.assertEqual(5, len(all))
for M in (M0, M1, M2):
self.assertTrue(M in mandatory)
self.assertFalse(M in optional)
self.assertTrue(M in all)
for O in (O0, O1):
self.assertFalse(O in mandatory)
self.assertTrue(O in optional)
self.assertTrue(O in all)
for P in (M0, M1, M2, O0, O1):
self.assertTrue(P in all)
def test_empty_chain_length_5(self):
DC = get(Namespace, 'dc')
TMP = create(Namespace, 'tmp', 'http://tmp/tmp#')
TMQ = create(Namespace, 'tmq', 'http://tmq/tmq#')
C, D, E, F, G = create(
(Concept, TMP, 'C'), (Concept, TMP, 'D'), (Concept, TMP, 'E'),
(Concept, TMQ, 'F'), (Concept, TMQ, 'G'))
one_one = Cardinality.objects.get(domain='1', range='1') # IGNORE:E1101
P = create(Predicate, TMP, 'P', domain=C, range=D, cardinality=one_one)
Q = create(Predicate, TMP, 'Q', domain=D, range=E, cardinality=one_one)
R = create(Predicate, TMQ, 'R', domain=E, range=F, cardinality=one_one)
S = create(Predicate, TMQ, 'S', domain=F, range=G, cardinality=one_one)
rqs = SPARQLQuerySet().rdql(u'''
select c.rdf:about, e.dc:title, g.dc:description
from tmp:C c, tmp:D d, tmp:E e, tmq:F f, tmq:G g
where c tmp:P d
and d tmp:Q e
and e tmq:R f
and f tmq:S g
using tmp for "http://tmp/tmp#",
tmq for "http://tmq/tmq#",
dc for "http://purl.org/dc/elements/1.1/",
rdf for "http://www.w3.org/1999/02/22-rdf-syntax-ns#"''')
select = u'select c.name, e__dc__title__o.value, g__dc__description__o.value from rdf_statement e__dc__title__s, rdf_statement e__tmq__R__s, rdf_resource e, rdf_resource d, rdf_resource g, rdf_resource f, rdf_statement c__tmp__P__s, rdf_statement f__tmq__S__s, rdf_resource c, rdf_statement g__dc__description__s, rdf_string g__dc__description__o, rdf_statement d__tmp__Q__s, rdf_string e__dc__title__o where c__tmp__P__s.subject_id = c.id and c__tmp__P__s.predicate_id = %s and c__tmp__P__s.object_resource_id = d.id and d__tmp__Q__s.subject_id = d.id and d__tmp__Q__s.predicate_id = %s and d__tmp__Q__s.object_resource_id = e.id and e__tmq__R__s.subject_id = e.id and e__tmq__R__s.predicate_id = %s and e__tmq__R__s.object_resource_id = f.id and f__tmq__S__s.subject_id = f.id and f__tmq__S__s.predicate_id = %s and f__tmq__S__s.object_resource_id = g.id and c.type_id = %s and e.type_id = %s and d.type_id = %s and g.type_id = %s and f.type_id = %s and e__dc__title__s.subject_id = e.id and e__dc__title__s.predicate_id = %s and e__dc__title__s.id = e__dc__title__o.statement_id and g__dc__description__s.subject_id = g.id and g__dc__description__s.predicate_id = %s and g__dc__description__s.id = g__dc__description__o.statement_id' % (P.id, Q.id, R.id, S.id, C.id, E.id, D.id, G.id, F.id, DC['title'].id, DC['description'].id)
count = u'select count(*) from rdf_statement e__dc__title__s, rdf_statement e__tmq__R__s, rdf_resource e, rdf_resource d, rdf_resource g, rdf_resource f, rdf_statement c__tmp__P__s, rdf_statement f__tmq__S__s, rdf_resource c, rdf_statement g__dc__description__s, rdf_string g__dc__description__o, rdf_statement d__tmp__Q__s, rdf_string e__dc__title__o where c__tmp__P__s.subject_id = c.id and c__tmp__P__s.predicate_id = %s and c__tmp__P__s.object_resource_id = d.id and d__tmp__Q__s.subject_id = d.id and d__tmp__Q__s.predicate_id = %s and d__tmp__Q__s.object_resource_id = e.id and e__tmq__R__s.subject_id = e.id and e__tmq__R__s.predicate_id = %s and e__tmq__R__s.object_resource_id = f.id and f__tmq__S__s.subject_id = f.id and f__tmq__S__s.predicate_id = %s and f__tmq__S__s.object_resource_id = g.id and c.type_id = %s and e.type_id = %s and d.type_id = %s and g.type_id = %s and f.type_id = %s and e__dc__title__s.subject_id = e.id and e__dc__title__s.predicate_id = %s and e__dc__title__s.id = e__dc__title__o.statement_id and g__dc__description__s.subject_id = g.id and g__dc__description__s.predicate_id = %s and g__dc__description__s.id = g__dc__description__o.statement_id' % (P.id, Q.id, R.id, S.id, C.id, E.id, D.id, G.id, F.id, DC['title'].id, DC['description'].id)
self.assertEqual(0, rqs.count())
self.assertEqual(getattr(rqs, '_cached_query').select, select)
self.assertEqual(getattr(rqs, '_cached_query').count, count)
self.assertEqual(0, len(rqs.filter())) # IGNORE:E1101
def test_empty_chain_length_2(self):
TMP = create(Namespace, 'tmp', 'http://tmp/tmp#')
C, D, E = create((Concept, TMP, 'C'), (Concept, TMP, 'D'), (Concept, TMP, 'E'))
one_one = Cardinality.objects.get(domain='1', range='1') # IGNORE:E1101
P = create(Predicate, TMP, 'P', domain=C, range=D, cardinality=one_one)
Q = create(Predicate, TMP, 'Q', domain=D, range=E, cardinality=one_one)
rqs = SPARQLQuerySet().rdql(u'''
select c.rdf:about, e.rdf:about
from tmp:C c, tmp:D d, tmp:E e
where c tmp:P d
and d tmp:Q e
using tmp for "http://tmp/tmp#",
rdf for "http://www.w3.org/1999/02/22-rdf-syntax-ns#"''')
select = u'select c.name, e.name from rdf_resource c, rdf_statement c__tmp__P__s, rdf_resource e, rdf_resource d, rdf_statement d__tmp__Q__s where c__tmp__P__s.subject_id = c.id and c__tmp__P__s.predicate_id = %s and c__tmp__P__s.object_resource_id = d.id and d__tmp__Q__s.subject_id = d.id and d__tmp__Q__s.predicate_id = %s and d__tmp__Q__s.object_resource_id = e.id and c.type_id = %s and e.type_id = %s and d.type_id = %s' % (P.id, Q.id, C.id, E.id, D.id)
count = u'select count(*) from rdf_resource c, rdf_statement c__tmp__P__s, rdf_resource e, rdf_resource d, rdf_statement d__tmp__Q__s where c__tmp__P__s.subject_id = c.id and c__tmp__P__s.predicate_id = %s and c__tmp__P__s.object_resource_id = d.id and d__tmp__Q__s.subject_id = d.id and d__tmp__Q__s.predicate_id = %s and d__tmp__Q__s.object_resource_id = e.id and c.type_id = %s and e.type_id = %s and d.type_id = %s' % (P.id, Q.id, C.id, E.id, D.id)
self.assertEqual(0, rqs.count())
self.assertEqual(getattr(rqs, '_cached_query').select, select)
self.assertEqual(getattr(rqs, '_cached_query').count, count)
self.assertEqual(0, len(rqs.filter())) # IGNORE:E1101
def test_get_from_values(self):
N = create(Namespace, 'n', 'http://example.com/namespace/')
T = create(Concept, N, 't')
r = create(Resource, N, 'r', T)
V = get(Namespace, code='xs')['string']
one_none = Cardinality.objects.get(domain='1', range='?') # IGNORE:E1101
p = create(Predicate, N, 'p', domain=r.type, range=V, cardinality=one_none)
v = {'value': u'something clever'}
s, _ = get_or_create(Statement, r, p, v)
self.assertEqual(r, s.subject)
self.assertEqual(p, s.predicate)
self.assertEqual(v['value'], s.object)
self.assertEqual(String, type(s.object))
self.assertEqual(None, s.reified)
t = get(Statement, r, p)
self.assertEqual(r, t.subject)
self.assertEqual(p, t.predicate)
self.assertEqual(v['value'], t.object)
self.assertEqual(String, type(t.object))
def XXXtest_empty_chain_length_2_shorthand(self):
"""
This shorthand notation is not yet supported by the compiler and maybe never will.
"""
TMP = create(Namespace, 'tmp', 'http://tmp/tmp#')
C, D, E = create((Concept, TMP, 'C'), (Concept, TMP, 'D'), (Concept, TMP, 'E'))
one_one = Cardinality.objects.get(domain='1', range='1') # IGNORE:E1101
P = create(Predicate, TMP, 'P', domain=C, range=D, cardinality=one_one)
Q = create(Predicate, TMP, 'Q', domain=D, range=E, cardinality=one_one)
rqs = SPARQLQuerySet().rdql(u'''
select c.rdf:about, c.tmp:P.tmp:Q.rdf:about
from tmp:C c
using tmp for "http://tmp/tmp#",
rdf for "http://www.w3.org/1999/02/22-rdf-syntax-ns#"''')
select = u'''select c__tmp__P__o.name from rdf_resource c, rdf_statement c__tmp__P__s, rdf_resource c__tmp__P__o where c.type_id = %s and c__tmp__P__s.subject_id = c.id and c__tmp__P__s.predicate_id = %s and c__tmp__P__s.object_resource_id = c__tmp__P__o.id''' % (C.id, P.id)
count = u'''select count(*) from rdf_resource c, rdf_statement c__tmp__P__s, rdf_resource c__tmp__P__o where c.type_id = %s and c__tmp__P__s.subject_id = c.id and c__tmp__P__s.predicate_id = %s and c__tmp__P__s.object_resource_id = c__tmp__P__o.id''' % (C.id, P.id)
self.assertEqual(0, rqs.count())
self.assertEqual(getattr(rqs, '_cached_query').select, select)
self.assertEqual(getattr(rqs, '_cached_query').count, count)
self.assertEqual(0, len(rqs.filter())) # IGNORE:E1101
def test_statement(self):
DESCRIPTION = u'''Description may include but is not limited to: an abstract,
a table of contents, a graphical representation, or a free-text account of the resource.
'''
p = get(Namespace, 'dc')['description']
s = create(Statement, p.resource, p, object={'value': DESCRIPTION, 'language': 'en-US'})
t = get(Statement, p, p)
self.assertEqual(p.name, 'description')
self.assertEqual(s, t)
self.assertEqual(s.subject, p.resource)
self.assertEqual(s.object, DESCRIPTION)
def test_one_predicate_with_resource_range(self):
TMP = create(Namespace, 'tmp', 'http://tmp/tmp#')
T = create(Concept, TMP, 'T', 'rdf.models.Resource')
one_one = Cardinality.objects.get(domain='1', range='1') # IGNORE:E1101
P = create(Predicate, TMP, 'P', domain=T, range=T, cardinality=one_one)
r0, r1 = create(Resource, TMP, 'r0', T), create(Resource, TMP, 'r1', T)
create(Statement, r0, P, r1)
values = Concept.objects.values_for_predicates(P, domain=T)
self.assertEqual(1, values.count())
r0_ = values[0]
self.assertEqual(r0_[P], r1.name)
def test_concept(self):
XS = get(Namespace, 'xs')
TEXT = XS['string']
TMP = create(Namespace, 'tmp', 'http://tmp.tmp.tmp/tmp/tmp/')
T = create(Concept, TMP, 'T')
one_one = Cardinality.objects.get(domain='1', range='1') # IGNORE:E1101
P = create(Predicate, TMP, 'P', domain=T, range=TEXT, cardinality=one_one)
r = create(Resource, TMP, 'r', T)
create(Statement, r, P, 'something clever')
s = get(Statement, r, P)
self.assertEqual(s.object, u'something clever')
result = Concept.objects.values_for_concept(concept=T)
self.assertEqual(1, result.count())
def test_one_predicate_with_TEXT_range(self):
XS = get(Namespace, 'xs')
TEXT = XS['string']
TMP = create(Namespace, 'tmp', 'http://tmp.tmp.tmp/tmp/tmp/')
T = create(Concept, TMP, 'T', 'rdf.models.Resource')
one_one = Cardinality.objects.get(domain='1', range='1') # IGNORE:E1101
P = create(Predicate, TMP, 'P', domain=T, range=TEXT, cardinality=one_one)
r = create(Resource, TMP, 'r', T)
create(Statement, r, P, 'something clever')
s = get(Statement, r, P)
self.assertEqual(s.object, u'something clever')
values = Concept.objects.values_for_predicates(P, domain=T)
self.assertEqual(1, values.count())
r_ = values[0]
self.assertEqual(r_[P], s.object)
def test_offsets_and_limits(self):
XS = get(Namespace, 'xs')
TMP = create(Namespace, 'tmp', 'http://tmp/tmp#')
TEXT = XS['string']
C = create(Concept, TMP, 'C')
one_one = Cardinality.objects.get(domain='1', range='1') # IGNORE:E1101
P = create(Predicate, TMP, 'P', domain=C, range=TEXT, cardinality=one_one)
for i in range(0, 20):
r = create(Resource, TMP, 'r%s' % i, type=C)
create(Statement, r, P, 'r%s' % i)
_ = Concept.objects.values_for_concept(concept=C)
self.assertEqual(20, len(_))
self.assertEqual(20, _.count())
_ = Concept.objects.values_for_concept(concept=C)[:10]
self.assertEqual(10, _.count())
self.assertEqual(10, len(_))
_ = Concept.objects.values_for_concept(concept=C)[7:10]
self.assertEqual(3, _.count())
self.assertEqual(3, len(_))
def setUp(self):
super(self.__class__, self).setUp()
self.cw = create(Resource, name=U)
self.ns = create(Namespace, code=U1['ns'], resource=self.cw)
self.cw1 = create(Resource, namespace=self.ns, name=U1['name'])
def setUp(self):
super(self.__class__, self).setUp()
self.cw = create(Resource, name=U)
def test_create_with_bad_model_name(self):
N = create(Namespace, 'n', 'http://example.com/namespace/')
f = lambda: create(Concept, N, 't', 'inexistent.model.Name')
self.assertRaises(Exception, f)
