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from rdflib import Graph
import unittest
class TestIssue910(unittest.TestCase):
def testA(self):
g = Graph()
q = g.query(
"""
SELECT * {
{ BIND ("a" AS ?a) }
UNION
{ BIND ("a" AS ?a) }
}
"""
)
self.assertEqual(len(q) == 2, True)
def testB(self):
g = Graph()
q = g.query(
"""
SELECT * {
{ BIND ("a" AS ?a) }
UNION
{ VALUES ?a { "a" } }
UNION
{ SELECT ("a" AS ?a) {} }
}
"""
)
self.assertEqual(len(q) == 3, True)
def testC(self):
g = Graph()
q = g.query(
"""
SELECT * {
{ BIND ("a" AS ?a) }
UNION
{ VALUES ?a { "a" } }
UNION
{ SELECT ("b" AS ?a) {} }
}
"""
)
self.assertEqual(len(q) == 3, True)
def testD(self):
g = Graph()
q = g.query(
"""SELECT * {
{ BIND ("a" AS ?a) }
UNION
{ VALUES ?a { "b" } }
UNION
{ SELECT ("c" AS ?a) {} }
}
"""
)
self.assertEqual(len(q) == 3, True)
if __name__ == "__main__":
unittest.main()
|
