From e87e7ffa37e750546d0b7f12144804c028e26641 Mon Sep 17 00:00:00 2001
From: Aleksander Sadikov <aleksander.sadikov@fri.uni-lj.si>
Date: Sun, 15 May 2016 22:45:17 +0200
Subject: DCG: test cases added.

---
 prolog/problems/dcg/flower_2/common.py | 40 ++++++++++++++++++++++++++++++++++
 prolog/problems/dcg/flower_2/sl.py     |  2 ++
 2 files changed, 42 insertions(+)

(limited to 'prolog/problems/dcg/flower_2')

diff --git a/prolog/problems/dcg/flower_2/common.py b/prolog/problems/dcg/flower_2/common.py
index 0967068..cf08ec5 100644
--- a/prolog/problems/dcg/flower_2/common.py
+++ b/prolog/problems/dcg/flower_2/common.py
@@ -1,3 +1,10 @@
+from operator import itemgetter
+import socket
+
+import prolog.engine
+import prolog.util
+from server.hints import Hint, HintPopup
+
 id = 163
 number = 20
 visible = True
@@ -10,3 +17,36 @@ flower --> [+], flower, [+].
 iflower163 --> [-].
 iflower163 --> [-], iflower163.
 '''
+
+test_cases = [
+    ('setof(W, [A]^(W = [A], flower(W, [])), Words), Words == [[-]]',
+        [{}]),
+    ('setof(W, [A,B]^(W = [A,B], flower(W, [])), Words), Words == [[-,-]]',
+        [{}]),
+    ('setof(W, [A,B,C]^(W = [A,B,C], flower(W, [])), Words), Words == [[+,-,+],[-,-,-]]',
+        [{}]),
+    ('setof(W, [A,B,C,D]^(W = [A,B,C,D], flower(W, [])), Words), Words == [[+,-,-,+],[-,-,-,-]]',
+        [{}]),
+    ('setof(W, [A,B,C,D,E]^(W = [A,B,C,D,E], flower(W, [])), Words), Words == [[+,+,-,+,+],[+,-,-,-,+],[-,-,-,-,-]]',
+        [{}]),
+]
+
+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
+
diff --git a/prolog/problems/dcg/flower_2/sl.py b/prolog/problems/dcg/flower_2/sl.py
index 941c59a..20f65a6 100644
--- a/prolog/problems/dcg/flower_2/sl.py
+++ b/prolog/problems/dcg/flower_2/sl.py
@@ -1,3 +1,5 @@
+
+
 name = 'flower/2'
 slug = 'Besede v obliki "rožice", npr. +++--+++'
 
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