From 4ea766143daae7a840f79b66a9b5c44d696df5fe Mon Sep 17 00:00:00 2001
From: Timotej Lazar <timotej.lazar@fri.uni-lj.si>
Date: Thu, 19 Nov 2015 16:41:50 +0100
Subject: Add test function for prolog/sets/union_3
---
prolog/problems/sets/union_3/common.py | 42 ++++++++++++++++++++++++++++++++++
1 file changed, 42 insertions(+)
(limited to 'prolog')
diff --git a/prolog/problems/sets/union_3/common.py b/prolog/problems/sets/union_3/common.py
index 2a14245..807bce6 100644
--- a/prolog/problems/sets/union_3/common.py
+++ b/prolog/problems/sets/union_3/common.py
@@ -1,5 +1,9 @@
# coding=utf-8
+from operator import itemgetter
+import prolog.engine
+import server.problems
+
id = 128
number = 35
visible = True
@@ -18,3 +22,41 @@ 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(program, solved_problems):
+ code = (program + '\n' +
+ server.problems.solutions_for_problems('prolog', solved_problems))
+
+ n_correct = 0
+ engine_id = None
+ try:
+ engine_id, output = prolog.engine.create(code=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:
+ # Limit inferences for each solution to curb unbounded recursion.
+ limited = 'call_with_inference_limit(({}), 100000, _)'.format(query)
+ if prolog.engine.check_answers(engine_id, query=limited, answers=answers, timeout=1.0):
+ n_correct += 1
+ finally:
+ if engine_id:
+ prolog.engine.destroy(engine_id)
+
+ passed = n_correct == len(test_cases)
+ hints = [{'id': 'test_results', 'args': {'passed': n_correct, 'total': len(test_cases)}}]
+ return passed, hints
+
+def hint(program, solved_problems):
+ # TODO
+ return []
--
cgit v1.2.1