diff options
Diffstat (limited to 'prolog/problems/lists_advanced/shiftleft_2/common.py')
-rw-r--r-- | prolog/problems/lists_advanced/shiftleft_2/common.py | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/prolog/problems/lists_advanced/shiftleft_2/common.py b/prolog/problems/lists_advanced/shiftleft_2/common.py new file mode 100644 index 0000000..13db28f --- /dev/null +++ b/prolog/problems/lists_advanced/shiftleft_2/common.py @@ -0,0 +1,50 @@ +# coding=utf-8 + +from operator import itemgetter +import prolog.engine +import server.problems + +id = 113 +number = 20 +visible = False +facts = None + +solution = '''\ +conc113([], L, L). +conc113([H|T], L2, [H|L]) :- + conc113(T, L2, L). +shiftleft([H|T], L2) :- + conc113(T, [H], L2). +''' + +test_cases = [ + ('shiftleft([i], X)', + [{'X': '[i]'}]), + ('shiftleft([h, e, u, l], X)', + [{'X': '[e, u, l, h]'}]), + ('shiftleft([h, A, B, l, c], [x, y, C, D, E])', + [{'A': 'x', 'B': 'y', 'C': 'l', 'D': 'c', 'E': 'h'}]), +] + +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 [] |