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# coding=utf-8
from operator import itemgetter
import prolog.engine
import server.problems
id = 128
number = 20
visible = True
facts = None
solution = '''\
memb128(X, [X|_]).
memb128(X, [_|T]) :-
memb128(X, T).
union([], S2, S2).
union([H|T], S2, [H|U]) :-
\+ memb128(H, S2),
union(T, S2, U).
union([H|T], S2, U) :-
memb128(H, S2),
union(T, S2, U).
'''
test_cases = [
('union([], [3, 2, 5, 1], A), msort(A, X)',
[{'X': '[1, 2, 3, 5]'}]),
('union([3, 2, 5, 1], [], A), msort(A, X)',
[{'X': '[1, 2, 3, 5]'}]),
('union([3, 2, 5, 1], [8, 4, 2, 3, 5, 1, 9], A), msort(A, X)',
[{'X': '[1, 2, 3, 4, 5, 8, 9]'}]),
('union([2, 3, 5, 1, 9], [3, 0, 9, 5, 6], A), msort(A, X)',
[{'X': '[0, 1, 2, 3, 5, 6, 9]'}]),
]
def test(code, aux_code):
n_correct = 0
engine_id = None
try:
engine_id, output = prolog.engine.create(code=code+aux_code, timeout=1.0)
if engine_id is not None and 'error' not in map(itemgetter(0), output):
# Engine successfully created, and no syntax error in program.
for query, answers in test_cases:
if prolog.engine.check_answers(engine_id, query=query, answers=answers, timeout=1.0):
n_correct += 1
except socket.timeout:
pass
finally:
if engine_id:
prolog.engine.destroy(engine_id)
hints = [{'id': 'test_results', 'args': {'passed': n_correct, 'total': len(test_cases)}}]
return n_correct, len(test_cases), hints
def hint(code, aux_code):
# TODO
return []
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