From 79f4196a6b86c6090ab0fb915d05bebc3a627783 Mon Sep 17 00:00:00 2001
From: Aleksander Sadikov <aleksander.sadikov@fri.uni-lj.si>
Date: Mon, 14 Dec 2015 15:24:48 +0100
Subject: Add tests for Prolog.{sorting,sets,license_plates}

---
 prolog/problems/sorting/quick_sort_2/common.py | 40 ++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

(limited to 'prolog/problems/sorting/quick_sort_2')

diff --git a/prolog/problems/sorting/quick_sort_2/common.py b/prolog/problems/sorting/quick_sort_2/common.py
index 4afc8fa..b1449f1 100644
--- a/prolog/problems/sorting/quick_sort_2/common.py
+++ b/prolog/problems/sorting/quick_sort_2/common.py
@@ -1,5 +1,9 @@
 # coding=utf-8
 
+from operator import itemgetter
+import prolog.engine
+import server.problems
+
 id = 125
 number = 32
 visible = True
@@ -23,3 +27,39 @@ quick_sort([Pivot|T], Sorted) :-
   quick_sort(Greater, SortedGreater),
   conc125(SortedSmaller, [Pivot|SortedGreater], Sorted).
 '''
+
+test_cases = [
+    ('quick_sort([], X)',
+        [{'X': '[]'}]),
+    ('quick_sort([5, 3, 5, 5, 1, 2, 0], X)',
+        [{'X': '[0, 1, 2, 3, 5, 5, 5]'}]),
+    ('quick_sort([2, 1, 3, 5, 6, 0, 22, 3], X)',
+        [{'X': '[0, 1, 2, 3, 3, 5, 6, 22]'}]),
+    ('quick_sort([5, 4, 3, 2, 1], X)',
+        [{'X': '[1, 2, 3, 4, 5]'}]),
+]
+
+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:
+                if prolog.engine.check_answers(engine_id, query=query, 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 []
-- 
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