def test_bundle(custom_bundle):
from owmeta_core import bundle
from owmeta_core.context import Context
from owmeta_core.dataobject import DataObject
from owmeta_core.bundle import Descriptor, Bundle
desc = Descriptor.load('''
id: example/bundleId
version: 42
includes:
- http://example.org/test_bundle
''')
ctx = Context('http://example.org/test_bundle')
ctx(DataObject)(ident='http://example.org/entities#aDataObject')
with custom_bundle(desc, graph=ctx.rdf_graph()) as bun:
class CustomBundle(Bundle):
def __init__(self, *args, **kwargs):
super().__init__(*args,
bundles_directory=bun.bundles_directory,
**kwargs)
[failure_count, return_count
] = doctest.testmod(bundle,
optionflags=(ALLOW_UNICODE | doctest.ELLIPSIS),
extraglobs=dict(Bundle=CustomBundle,
DataObject=DataObject))
assert failure_count == 0
def test_context_store(self):
class A(DataObject):
pass
mapper = Mapper()
mapper.add_class(A)
ctx = Context(ident='http://example.com/context_1', mapper=mapper)
ctx(A)(ident='anA')
self.assertIn(URIRef('anA'),
tuple(x.identifier for x in ctx.mixed(A)().load()))
def test_contents_triples(self):
res_wanted = []
ident_uri = 'http://example.com/context_1'
ctx = Context(ident=ident_uri)
for i in range(5):
stmt = create_mock_statement(ident_uri, i)
ctx.add_statement(stmt)
res_wanted.append(stmt.to_triple())
for triples in ctx.contents_triples():
self.assertTrue(triples in res_wanted)
def test_adhoc_datatype_property_in_context(self):
class A(DataObject):
a = DatatypeProperty()
class B(DataObject):
pass
ctx = Context(ident='http://example.org/geogia')
b = ctx(B)(key='b')
A.a(b)('square')
self.assertIn((R.URIRef('http://data.openworm.org/B#b'),
R.URIRef('http://schema.openworm.org/2020/07/A/a'),
R.Literal('square')), list(ctx.contents_triples()))
def test_save_import(self):
ctx0 = Context(ident='http://example.com/context_0')
ctx = Context(ident='http://example.com/context_1')
new_ctx = Context(ident='http://example.com/context_1')
ctx.add_import(new_ctx)
ctx.save_imports(ctx0)
self.assertEqual(len(ctx0), 1)
def test_adhoc_union_property_in_context(self):
class A(DataObject):
a = UnionProperty()
class B(DataObject):
pass
ctx = Context(ident='http://example.org/wisconsin')
b = ctx(B)(key='b')
A.a(b)(A(key='a'))
self.assertIn((R.URIRef('http://data.openworm.org/B#b'),
R.URIRef('http://schema.openworm.org/2020/07/A/a'),
R.URIRef('http://data.openworm.org/A#a')),
list(ctx.contents_triples()))
def setUp(self):
xfail_without_db()
self.conn = owmeta_core.connect(
configFile='tests/data_integrity_test.conf')
self.g = self.conn.conf["rdf.graph"]
self.context = Context()
self.qctx = self.context.stored
def test_statements_staged(self):
'''
Statements have the Context included as a regular attribute, so we don't filter
by the property's current context.
The property's `rdf` attribute evals to the context's staged graph, so we get an
"extra" entry from the context
'''
do = self.ctx.DataObject(ident=R.URIRef("http://example.org"))
ctx = Context('http://example.org/ctx/')
do.birds = DataObject.DatatypeProperty(multiple=True)
ctx(do).birds(4)
do.birds(5)
stmts = list(do.birds.statements)
for s in stmts:
print(s.to_quad())
# Split up into 3 asserts so you can actually read pytest' error print-out...
assert stmts[0] == Statement(do, do.birds, PropertyValue(R.Literal(4)),
ctx)
assert stmts[1] == Statement(do, do.birds, PropertyValue(R.Literal(5)),
self.context)
# These statements are not actually equal because statements mints a new Context
# for what it retrieves from the RDF graph (it has to)
assert stmts[2].to_quad() == Statement(do, do.birds,
PropertyValue(R.Literal(5)),
self.context).to_quad()
def evidence_for(qctx, ctx, evctx=None):
"""
Returns an iterable of Evidence
Parameters
----------
qctx : object
an object supported by evidence. If the object is a
:class:`~owmeta.context.Context` with no identifier, then the query
considers statements 'staged' (rather than stored) in the context
ctx : Context
Context that bounds where we look for statements about `qctx`. The
contexts for statements found in this context are the actual targets of
Evidence.supports statements.
evctx : Context
if the Evidence.supports statements should be looked for somewhere other
than `ctx`, that can be specified in evctx. optional
"""
if not evctx:
evctx = ctx
ctxs = query_context(ctx.rdf_graph(), qctx)
ev_objs = []
for c in ctxs:
ev = evctx(Evidence)()
ev.supports(Context(ident=c.identifier).rdf_object)
for x in ev.load():
ev_objs.append(x)
return ev_objs
def test_adding_data(self):
# Setup a class imported by docs for demonstration purposes
from owmeta_core.dataobject import DataObject, DatatypeProperty
from owmeta_core.context import Context
Load = lambda *args, **kwargs: [
namedtuple('Record', ('pnum', 'flns', 'hrds'))(12, 1.0, 100)
]
class Widget(DataObject):
class_context = 'http://example.org/test_adding_data'
rdf_type = 'http://example.org/BDW/schema/Widget'
rdf_namespace = 'http://example.org/BDW/entities/Widget#'
hardiness = DatatypeProperty()
fullness = DatatypeProperty()
part_number = DatatypeProperty()
key_property = {'name': 'part_number', 'type': 'direct'}
ctx = Context(
ident='http://example.org/data/imports/BDW_Widgets_2018-2019')
ctx.mapper.process_class(Widget)
ctx(Widget)(part_number=15)
ctx(Widget)(part_number=17)
ctx(Widget)(part_number=20)
self.execute('adding_data',
extraglobs={
'Load': Load,
'Widget': Widget,
'ctx18': ctx
})
def test_decontextualize(self):
class A(DataObject):
pass
ctx = Context(ident='http://example.com/context_1')
ctxda = ctx(A)(ident='anA')
self.assertIsNone(ctxda.decontextualize().context)
def test_add_remove_statement(self):
ident_uri = 'http://example.com/context_1'
ctx = Context(ident=ident_uri)
stmt_to_remove = create_mock_statement(ident_uri, 42)
for i in range(5):
ctx.add_statement(create_mock_statement(ident_uri, i))
ctx.add_statement(stmt_to_remove)
ctx.remove_statement(stmt_to_remove)
self.assertEqual(len(ctx), 5)
def test_query_context(self):
class A(DataObject):
pass
ctx = Context(ident='http://example.org/texas')
ctxd = ctx(A)
qctxd = ctxd.query
self.assertIs(ctxd.context, qctxd.context)
def test_stored(self):
'''
Test resolving a class when the relevant data are "stored" in a RDFLib graph
'''
ctxid = 'http://example.org/test'
ctx = Context(ident=ctxid, conf=self.TestConfig)
cname = self.__class__.__name__
mname = self.__class__.__module__
trips = [(pcd, PythonClassDescription.name.link, R.Literal(cname),
ctxid), (pcd, PythonClassDescription.module.link, pm, ctxid),
(pm, PythonModule.name.link, R.Literal(mname), ctxid),
(pm, R.RDF.type, PythonModule.rdf_type, ctxid)]
for t in trips:
ctx.rdf.add(t)
pcddo = ctx.stored(PythonClassDescription)(ident=pcd)
self.assertEqual(self.__class__, pcddo.resolve_class())
def test_imports_no_imports_graph_in_stored(self):
# create a Data config so all contexts use the same rdflib.Graph
conf = Data()
ctx = Context('http://example.org/ctx1', conf=conf)
imported_ctx = Context('http://example.org/ctx2', conf=conf)
other_ctx = Context('http://example.org/other_ctx', conf=conf)
ctx.add_import(imported_ctx)
ctx.save_imports(other_ctx)
assert list(ctx.stored.imports) == []
def test_statements_query_empty(self):
'''
Statements have the Context included as a regular attribute, so we don't filter
by the property's current context.
The property's `rdf` attribute evals to the context's staged graph, so we get an
"extra" entry from the context
'''
do = self.ctx.DataObject(ident=R.URIRef("http://example.org"))
ctx = Context('http://example.org/ctx/')
do.birds = DataObject.DatatypeProperty(multiple=True)
ctx(do).birds(4)
do.birds(5)
stmts = list(Context('http://example.org/ctx/')(do).birds.statements)
assert stmts == [
Statement(do, do.birds, PropertyValue(R.Literal(4)), ctx),
Statement(do, do.birds, PropertyValue(R.Literal(5)), self.context)
]
def setUp(self):
# Make the statements and evidence we will query for in the test
super(EvidenceForTest, self).setUp()
self.process_class(Evidence)
c1 = Context(ident='http://example.org/statements', conf=self.conf)
c1(Neuron)('AVAL').innexin('UNC-7')
evc = Context(ident='http://example.org/metadata', conf=self.conf)
ev1 = evc(Evidence)(key='js2019')
ev1.supports(c1.rdf_object)
# Save them
c1.save_context()
evc.save_context()
def test_imports_with_imports_graph_in_stored(self):
# create a Data config so all contexts use the same rdflib.Graph
conf = Data()
conf.init()
conf[IMPORTS_CONTEXT_KEY] = 'http://example.org/imports'
ctx = Context('http://example.org/ctx1', conf=conf)
imported_ctx = Context('http://example.org/ctx2', conf=conf)
imports_ctx = Context('http://example.org/imports', conf=conf)
ctx.add_import(imported_ctx)
ctx.save_imports(imports_ctx)
assert [c.identifier
for c in ctx.stored.imports] == [imported_ctx.identifier]
def f(ns):
ctx = ns.context
stmt = MagicMock(name='stmt')
new_ctx = Context(ident=k)
stmt.to_triple.return_value = (s, s, s)
stmt.object.context.identifier = k
stmt.property.context.identifier = URIRef(a)
stmt.subject.context.identifier = URIRef(a)
stmt.context.identifier = URIRef(a)
ctx.add_statement(stmt)
ctx.add_import(new_ctx)
def test_clear(self):
ident_uri = 'http://example.com/context_1'
ctx = Context(ident=ident_uri)
for i in range(5):
ctx.add_statement(create_mock_statement(ident_uri, i))
ctx.clear()
self.assertEqual(len(ctx), 0)
def test_save_imports(owm_project):
modpath = owm_project.make_module('test_module')
owm_project.writefile(p(modpath, 'monkey.py'),
'tests/test_modules/owmclitest04_monkey_giraffe.py')
print(owm_project.sh('owm save test_module.monkey'))
with OWM(owmdir=p(owm_project.testdir, '.owm')).connect() as conn:
ctx = Context(ident=conn.conf[IMPORTS_CONTEXT_KEY], conf=conn.conf)
trips = set(ctx.stored.rdf_graph().triples((None, None, None)))
assert (URIRef(conn.conf[DEFAULT_CONTEXT_KEY]), CONTEXT_IMPORTS,
URIRef('http://example.org/primate/monkey')) in trips
assert (URIRef(conn.conf[DEFAULT_CONTEXT_KEY]), CONTEXT_IMPORTS,
URIRef('http://example.org/ungulate/giraffe')) in trips
def test_save_context(self):
graph = set()
ident_uri = 'http://example.com/context_1'
ctx = Context(ident=ident_uri)
for i in range(5):
ctx.add_statement(create_mock_statement(ident_uri, i))
ctx.save_context(graph)
self.assertEqual(len(graph), 5)
def context_for(self, ident=None, **kwargs):
key = "&".join(k + "=" +
getattr(kwargs[k], 'identifier', str(kwargs[k]))
for k in sorted(kwargs.keys()))
res = self.__ad_hoc_contexts.get(key)
if res is None:
if ident:
ctxid = ident
else:
ctxid = self.identifier + '/context_for?' + key
self.__ad_hoc_contexts[key] = Context.contextualize(
self.context)(ident=ctxid)
res = self.__ad_hoc_contexts[key]
return res
def test_inverse_property_context(self):
class A(DataObject):
unmapped = True
def __init__(self, **kwargs):
super(A, self).__init__(**kwargs)
self.a = A.ObjectProperty(value_type=B)
class B(DataObject):
unmapped = True
def __init__(self, **kwargs):
super(B, self).__init__(**kwargs)
self.b = B.ObjectProperty(value_type=A)
InverseProperty(B, 'b', A, 'a')
ctx1 = Context(ident='http://example.org/context_1')
ctx2 = Context(ident='http://example.org/context_2')
a = ctx1(A)(ident='a')
b = ctx2(B)(ident='b')
a.a(b)
expected = (URIRef('b'), B.schema_namespace['b'], URIRef('a'))
self.assertIn(expected, list(ctx1.contents_triples()))
def test_resolve_property_class_stored():
conf = Data()
conf.init()
ctxid = 'http://example.org/ctx'
ctx0 = Context(ctxid, conf=conf)
modname = ModelDBPropertyClassDescription.__module__
mod = ctx0(PythonModule)(name=modname)
cd = ctx0(ModelDBPropertyClassDescription)(name='ModelDB_test_property',
local_id='test_property',
display_name='Test Property',
module=mod)
ctx0.save()
ctx1 = Context(ctxid, conf=conf)
ctx1.stored(ModelDBPropertyClassDescription)(ident=cd.identifier)
assert issubclass(cd.resolve_class(), Property)
def test_defined(self):
class A(DataObject):
def __init__(self, **kwargs):
super(A, self).__init__(**kwargs)
self.a = A.ObjectProperty(value_type=B)
def defined_augment(self):
return self.a.has_defined_value()
def identifier_augment(self):
return self.make_identifier(self.a.onedef().identifier.n3())
class B(DataObject):
def __init__(self, **kwargs):
super(B, self).__init__(**kwargs)
self.b = B.ObjectProperty(value_type=A)
InverseProperty(B, 'b', A, 'a')
ctx1 = Context(ident='http://example.org/context_1')
ctx2 = Context(ident='http://example.org/context_2')
a = ctx1(A)()
b = ctx2(B)(ident='b')
a.a(b)
self.assertTrue(a.defined)
def test_defined_statements_across_contexts_datatype_property(self):
'''
Statements have the Context included as a regular attribute, so we don't filter
by the property's current context
'''
do = self.ctx.DataObject(ident=R.URIRef("http://example.org"))
ctx = Context('http://example.org/ctx/')
do.birds = DataObject.DatatypeProperty(multiple=True)
ctx(do).birds(4)
do.birds(5)
stmts = list(ctx(do).birds.defined_statements)
assert stmts == [
Statement(do, do.birds, PropertyValue(R.Literal(4)), ctx),
Statement(do, do.birds, PropertyValue(R.Literal(5)), self.context)
]
def test_statements_with_no_evidence(self):
# Make the context that holds the statements.
# These statements were not made in the setUp
qctx = Context()
qctx(Neuron)('AVAR').innexin('UNC-7')
# Make the context we query statements from. This could be a 'staged'
# context, but in this case we use what we've written to the IOMemory
# store provided by _DataTest in self.conf['rdf.graph']
ctx = self.connection(Context)().stored
# Actually do the query
ev_iterable = evidence_for(qctx, ctx)
self.assertEqual(len(ev_iterable), 0)
def test_triples_saved_noundef_triples_counted(self):
graph = set()
ident_uri = 'http://example.com/context_1'
ctx = Context(ident=ident_uri)
statement = MagicMock()
statement.context.identifier = rdflib.term.URIRef(ident_uri)
statement.to_triple.return_value = (Variable('var'), 1, 2)
ctx.add_statement(statement)
ctx.save_context(graph)
self.assertEqual(ctx.triples_saved, 0)
def test_staged_context(self):
'''
Test resolving a class when the relevant data are staged in a context
'''
ctxid = 'http://example.org/test'
ctx = Context(ident=ctxid, conf=self.TestConfig)
cname = self.__class__.__name__
mname = self.__class__.__module__
pmo = ctx(PythonModule)(ident=pm)
pmo.name(mname)
pcddo = ctx(PythonClassDescription)(ident=pcd)
pcddo.name(cname)
pcddo.module(pmo)
pcddo1 = ctx(PythonClassDescription)(ident=pcd)
self.assertEqual(self.__class__, pcddo1.resolve_class())