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-rw-r--r--prolog/problems/family_relations/sister_2/common.py32
1 files changed, 32 insertions, 0 deletions
diff --git a/prolog/problems/family_relations/sister_2/common.py b/prolog/problems/family_relations/sister_2/common.py
index 084aca6..2c9528e 100644
--- a/prolog/problems/family_relations/sister_2/common.py
+++ b/prolog/problems/family_relations/sister_2/common.py
@@ -13,3 +13,35 @@ sister(X, Y) :-
female(X),
X \== Y.
'''
+
+import prolog.engine
+import server.problems
+
+def test(program):
+ # Test queries and expected answers (values of X).
+ queries = [
+ ('sister(melanie, X)', set(['andrew'])),
+ ('sister(X, andrew)', set(['melanie'])),
+ ('sister(X, _)', set(['michelle', 'daniela', 'patricia', 'luana', 'sally', 'melanie', 'nevia', 'vanessa', 'anna'])),
+ ]
+
+ code = program + '\n' + server.problems.load_facts('prolog', facts).facts
+
+ engine_id = None
+ try:
+ engine_id, output = prolog.engine.create(code=code, timeout=1.0)
+ if not engine_id:
+ return 0, len(queries)
+
+ n_correct = 0
+ for query, solution in queries:
+ answers, error = prolog.engine.ask_all(engine_id, query=query, timeout=1.0)
+ if answers and answers[-1] != 'timed out':
+ values_x = set([ans.get('X') for ans, constraints in answers])
+ if values_x == solution:
+ n_correct += 1
+ finally:
+ if engine_id:
+ prolog.engine.destroy(engine_id)
+
+ return n_correct, len(queries)