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import unittest
import rdflib
from rdflib import ConjunctiveGraph
from rdflib import Literal
from rdflib.namespace import SKOS
from rdflib import RDFS
from rdflib import URIRef
class TestPrefLabel(unittest.TestCase):
def setUp(self):
self.g = ConjunctiveGraph()
self.u = URIRef("http://example.com/foo")
self.g.add([self.u, RDFS.label, Literal("foo")])
self.g.add([self.u, RDFS.label, Literal("bar")])
def test_default_label_sorting(self):
res = sorted(self.g.preferredLabel(self.u))
tgt = [
(
rdflib.term.URIRef("http://www.w3.org/2000/01/rdf-schema#label"),
rdflib.term.Literal("bar"),
),
(
rdflib.term.URIRef("http://www.w3.org/2000/01/rdf-schema#label"),
rdflib.term.Literal("foo"),
),
]
self.assertEqual(res, tgt)
def test_default_preflabel_sorting(self):
self.g.add([self.u, SKOS.prefLabel, Literal("bla")])
res = self.g.preferredLabel(self.u)
tgt = [
(
rdflib.term.URIRef("http://www.w3.org/2004/02/skos/core#prefLabel"),
rdflib.term.Literal("bla"),
)
]
self.assertEqual(res, tgt)
def test_preflabel_lang_sorting_no_lang_attr(self):
self.g.add([self.u, SKOS.prefLabel, Literal("bla")])
self.g.add([self.u, SKOS.prefLabel, Literal("blubb", lang="en")])
res = sorted(self.g.preferredLabel(self.u))
tgt = [
(
rdflib.term.URIRef("http://www.w3.org/2004/02/skos/core#prefLabel"),
rdflib.term.Literal("bla"),
),
(
rdflib.term.URIRef("http://www.w3.org/2004/02/skos/core#prefLabel"),
rdflib.term.Literal("blubb", lang="en"),
),
]
self.assertEqual(res, tgt)
def test_preflabel_lang_sorting_empty_lang_attr(self):
self.g.add([self.u, SKOS.prefLabel, Literal("bla")])
self.g.add([self.u, SKOS.prefLabel, Literal("blubb", lang="en")])
res = self.g.preferredLabel(self.u, lang="")
tgt = [
(
rdflib.term.URIRef("http://www.w3.org/2004/02/skos/core#prefLabel"),
rdflib.term.Literal("bla"),
)
]
self.assertEqual(res, tgt)
def test_preflabel_lang_sorting_en_lang_attr(self):
self.g.add([self.u, SKOS.prefLabel, Literal("blubb", lang="en")])
res = self.g.preferredLabel(self.u, lang="en")
tgt = [
(
rdflib.term.URIRef("http://www.w3.org/2004/02/skos/core#prefLabel"),
rdflib.term.Literal("blubb", lang="en"),
)
]
self.assertEqual(res, tgt)
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