2 files changed, 60 insertions, 0 deletions
diff --git a/prolog/problems/clp_fd/tobase_3/common.py b/prolog/problems/clp_fd/tobase_3/common.py
index 5d160d7..3783396 100644
--- a/prolog/problems/clp_fd/tobase_3/common.py
+++ b/prolog/problems/clp_fd/tobase_3/common.py
@@ -1,5 +1,9 @@
 # coding=utf-8
 
+from operator import itemgetter
+import prolog.engine
+import server.problems
+
 id = 150
 number = 62
 visible = True
@@ -14,3 +18,42 @@ tobase(N, B, Nb) :-
   Rem #>= 0, Rem #< B,
   Nb #= Nb1 * 10 + Rem,
   tobase(N1, B, Nb1).'''
+
+test_cases = [
+    ('tobase(214, 2, X)',
+        [{'X': '11010110'}]),
+    ('tobase(321, 7, X)',
+        [{'X': '636'}]),
+    ('tobase(X, 8, 777)',
+        [{'X': '511'}]),
+    ('tobase(X, 8, 132)',
+        [{'X': '90'}]),
+    ('tobase(653, X, 10103)',
+        [{'X': '5'}]),
+    ('tobase(123, X, 146)',
+        [{'X': '9'}]),
+    ('setof(B/N, tobase(123, B, N), X)',
+        [{'X': '[2/1111011, 3/11120, 4/1323, 5/443, 6/323, 7/234, 8/173, 9/146, 10/123]'}]),
+]
+
+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
+    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 []
diff --git a/prolog/problems/clp_fd/tobase_3/sl.py b/prolog/problems/clp_fd/tobase_3/sl.py
new file mode 100644
index 0000000..a775808
--- /dev/null
+++ b/prolog/problems/clp_fd/tobase_3/sl.py
@@ -0,0 +1,17 @@
+# coding=utf-8
+
+name = 'tobase/3'
+slug = 'Pretvori števila v/iz desetiškega sistema'
+
+description = '''\
+<p><code>tobase(Number, B, X)</code>: število <code>Number</code> je v desetiškem sistemu. <code>X</code> predstavlja to število v sistemu z bazo <code>B</code>. Implementiraj predikat z uporabo omejitev. Omeji vrednost <code>B</code> na interval [2..10].</p>
+<pre>
+  ?- tobase(42, 2, X).
+    X = 101010.
+  ?- tobase(N, 2, 101010).
+    N = 42.
+  ?- tobase(42, B, 101010).
+    B = 2.
+</pre>'''
+
+hint = {}