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from nose import SkipTest
from rdflib.plugins.sparql import prepareQuery
from rdflib import ConjunctiveGraph, URIRef, Literal, Namespace, Variable
g = ConjunctiveGraph()
def testStr():
a = set(g.query("SELECT (STR(?target) AS ?r) WHERE { }", initBindings={'target': URIRef('example:a')}))
b = set(g.query("SELECT (STR(?target) AS ?r) WHERE { } VALUES (?target) {(<example:a>)}"))
assert a==b, "STR: %r != %r"%(a,b)
def testIsIRI():
a = set(g.query("SELECT (isIRI(?target) AS ?r) WHERE { }", initBindings={'target': URIRef('example:a')}))
b = set(g.query("SELECT (isIRI(?target) AS ?r) WHERE { } VALUES (?target) {(<example:a>)}"))
assert a==b, "isIRI: %r != %r"%(a,b)
def testIsBlank():
a = set(g.query("SELECT (isBlank(?target) AS ?r) WHERE { }", initBindings={'target': URIRef('example:a')}))
b = set(g.query("SELECT (isBlank(?target) AS ?r) WHERE { } VALUES (?target) {(<example:a>)}"))
assert a==b, "isBlank: %r != %r"%(a,b)
def testIsLiteral():
a = set(g.query("SELECT (isLiteral(?target) AS ?r) WHERE { }", initBindings={'target': Literal('example')}))
b = set(g.query("SELECT (isLiteral(?target) AS ?r) WHERE { } VALUES (?target) {('example')}"))
assert a==b, "isLiteral: %r != %r"%(a,b)
def testUCase():
a = set(g.query("SELECT (UCASE(?target) AS ?r) WHERE { }", initBindings={'target': Literal('example')}))
b = set(g.query("SELECT (UCASE(?target) AS ?r) WHERE { } VALUES (?target) {('example')}"))
assert a==b, "UCASE: %r != %r"%(a,b)
def testNoFunc():
a = set(g.query("SELECT ?target WHERE { }", initBindings={'target': Literal('example')}))
b = set(g.query("SELECT ?target WHERE { } VALUES (?target) {('example')}"))
assert a==b, "no func: %r != %r"%(a,b)
def testOrderBy():
a = set(g.query("SELECT ?target WHERE { } ORDER BY ?target", initBindings={'target': Literal('example')}))
b = set(g.query("SELECT ?target WHERE { } ORDER BY ?target VALUES (?target) {('example')}"))
assert a==b, "orderby: %r != %r"%(a,b)
def testOrderByFunc():
a = set(g.query("SELECT (UCASE(?target) as ?r) WHERE { } ORDER BY ?target", initBindings={'target': Literal('example')}))
b = set(g.query("SELECT (UCASE(?target) as ?r) WHERE { } ORDER BY ?target VALUES (?target) {('example')} "))
assert a==b, "orderbyFunc: %r != %r"%(a,b)
def testNoFuncLimit():
a = set(g.query("SELECT ?target WHERE { } LIMIT 1", initBindings={'target': Literal('example')}))
b = set(g.query("SELECT ?target WHERE { } LIMIT 1 VALUES (?target) {('example')}"))
assert a==b, "limit: %r != %r"%(a,b)
def testOrderByLimit():
a = set(g.query("SELECT ?target WHERE { } ORDER BY ?target LIMIT 1", initBindings={'target': Literal('example')}))
b = set(g.query("SELECT ?target WHERE { } ORDER BY ?target LIMIT 1 VALUES (?target) {('example')}"))
assert a==b, "orderbyLimit: %r != %r"%(a,b)
def testOrderByFuncLimit():
a = set(g.query("SELECT (UCASE(?target) as ?r) WHERE { } ORDER BY ?target LIMIT 1", initBindings={'target': Literal('example')}))
b = set(g.query("SELECT (UCASE(?target) as ?r) WHERE { } ORDER BY ?target LIMIT 1 VALUES (?target) {('example')}"))
assert a==b, "orderbyFuncLimit: %r != %r"%(a,b)
def testNoFuncOffset():
a = set(g.query("SELECT ?target WHERE { } OFFSET 1", initBindings={'target': Literal('example')}))
b = set(g.query("SELECT ?target WHERE { } OFFSET 1 VALUES (?target) {('example')}"))
assert a==b, "offset: %r != %r"%(a,b)
def testNoFuncLimitOffset():
a = set(g.query("SELECT ?target WHERE { } LIMIT 1 OFFSET 1", initBindings={'target': Literal('example')}))
b = set(g.query("SELECT ?target WHERE { } LIMIT 1 OFFSET 1 VALUES (?target) {('example')}"))
assert a==b, "limitOffset: %r != %r"%(a,b)
def testOrderByLimitOffset():
a = set(g.query("SELECT ?target WHERE { } ORDER BY ?target LIMIT 1 OFFSET 1", initBindings={'target': Literal('example')}))
b = set(g.query("SELECT ?target WHERE { } ORDER BY ?target LIMIT 1 OFFSET 1 VALUES (?target) {('example')}"))
assert a==b, "orderbyLimitOffset: %r != %r"%(a,b)
def testOrderByFuncLimitOffset():
a = set(g.query("SELECT (UCASE(?target) as ?r) WHERE { } ORDER BY ?target LIMIT 1 OFFSET 1", initBindings={'target': Literal('example')}))
b = set(g.query("SELECT (UCASE(?target) as ?r) WHERE { } ORDER BY ?target LIMIT 1 OFFSET 1 VALUES (?target) {('example')}"))
assert a==b, "orderbyFuncLimitOffset: %r != %r"%(a,b)
def testDistinct():
a = set(g.query("SELECT DISTINCT ?target WHERE { }", initBindings={'target': Literal('example')}))
b = set(g.query("SELECT DISTINCT ?target WHERE { } VALUES (?target) {('example')}"))
assert a==b, "distinct: %r != %r"%(a,b)
def testDistinctOrderBy():
a = set(g.query("SELECT DISTINCT ?target WHERE { } ORDER BY ?target", initBindings={'target': Literal('example')}))
b = set(g.query("SELECT DISTINCT ?target WHERE { } ORDER BY ?target VALUES (?target) {('example')}"))
assert a==b, "distinctOrderby: %r != %r"%(a,b)
def testDistinctOrderByLimit():
a = set(g.query("SELECT DISTINCT ?target WHERE { } ORDER BY ?target LIMIT 1", initBindings={'target': Literal('example')}))
b = set(g.query("SELECT DISTINCT ?target WHERE { } ORDER BY ?target LIMIT 1 VALUES (?target) {('example')}"))
assert a==b, "distinctOrderbyLimit: %r != %r"%(a,b)
def testPrepare():
q = prepareQuery('SELECT ?target WHERE { }')
r = list(g.query(q))
e = [(None,)] # TODO: https://github.com/RDFLib/rdflib/issues/554
assert r == e, 'prepare: %r != %r'%(r,e)
r = list(g.query(q, initBindings={'target': Literal('example')}))
e = [(Literal('example'),)]
assert r == e, 'prepare: %r != %r'%(r, e)
r = list(g.query(q))
e = [(None,)] # TODO: https://github.com/RDFLib/rdflib/issues/554
assert r == e, 'prepare: %r != %r'%(r,e)
def testData():
data = ConjunctiveGraph()
data += [ ( URIRef('urn:a'), URIRef('urn:p'), Literal('a') ),
( URIRef('urn:b'), URIRef('urn:p'), Literal('b') ) ]
a = set(g.query("SELECT ?target WHERE { ?target <urn:p> ?val }", initBindings={'val': Literal('a')}))
b = set(g.query("SELECT ?target WHERE { ?target <urn:p> ?val } VALUES (?val) {('a')}"))
assert a==b, "data: %r != %r"%(a,b)
def testAsk():
a = set(g.query("ASK { }", initBindings={'target': Literal('example')}))
b = set(g.query("ASK { } VALUES (?target) {('example')}"))
assert a==b, "ask: %r != %r"%(a,b)
EX = Namespace("http://example.com/")
g2 = ConjunctiveGraph()
g2.bind('', EX)
g2.add((EX['s1'], EX['p'], EX['o1']))
g2.add((EX['s2'], EX['p'], EX['o2']))
def testStringKey():
results = list(g2.query("SELECT ?o WHERE { ?s :p ?o }", initBindings={"s": EX['s1']}))
assert len(results) == 1, results
def testStringKeyWithQuestionMark():
results = list(g2.query("SELECT ?o WHERE { ?s :p ?o }", initBindings={"?s": EX['s1']}))
assert len(results) == 1, results
def testVariableKey():
results = list(g2.query("SELECT ?o WHERE { ?s :p ?o }", initBindings={Variable("s"): EX['s1']}))
assert len(results) == 1, results
def testVariableKeyWithQuestionMark():
results = list(g2.query("SELECT ?o WHERE { ?s :p ?o }", initBindings={Variable("?s"): EX['s1']}))
assert len(results) == 1, results
if __name__ == "__main__":
import sys
import nose
if len(sys.argv)==1:
nose.main(defaultTest=sys.argv[0])
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