From 73c22b77730970bcfa13eedec409c2477453dc5f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Matev=C5=BE=20Pober=C5=BEnik?= <tevzpoberznik@gmail.com>
Date: Mon, 6 Nov 2017 17:15:27 +0100
Subject: FKKT: for loop group

---
 python/problems/for-fkkt/sum_to_n/common.py | 74 +++++++++++++++++++++++++++++
 python/problems/for-fkkt/sum_to_n/sl.py     | 31 ++++++++++++
 2 files changed, 105 insertions(+)
 create mode 100644 python/problems/for-fkkt/sum_to_n/common.py
 create mode 100644 python/problems/for-fkkt/sum_to_n/sl.py

(limited to 'python/problems/for-fkkt/sum_to_n')

diff --git a/python/problems/for-fkkt/sum_to_n/common.py b/python/problems/for-fkkt/sum_to_n/common.py
new file mode 100644
index 0000000..d61612e
--- /dev/null
+++ b/python/problems/for-fkkt/sum_to_n/common.py
@@ -0,0 +1,74 @@
+import re
+from python.util import has_token_sequence, string_almost_equal, \
+    string_contains_number, get_tokens, get_numbers, get_exception_desc
+from server.hints import Hint
+
+id = 25017
+number = 5
+visible = True
+
+solution = '''\
+st = int(input("Vpiši število: "))
+vsota = 0
+for x in range(1, st + 1):
+    vsota += x
+print(vsota)
+'''
+
+hint_type = {
+    'no_input_call' : Hint('no_input_call'),
+    'printing': Hint('printing'),
+    'final_hint': Hint('final_hint')
+}
+
+def test(python, code, aux_code=''):
+    tokens = get_tokens(code)
+
+    test_in = [
+        (None, '0\n'),
+        (None, '120\n'),
+        (None, '7\n')
+    ]
+    test_out = [
+        '0',
+        '7260',
+        '28'
+    ]
+
+    # List of outputs: (expression result, stdout, stderr, exception).
+    answers = python(code=aux_code+code, inputs=test_in, timeout=1.0)
+    outputs = [ans[1] for ans in answers]
+
+    n_correct = 0
+    tin = None
+    for i, (output, correct) in enumerate(zip(outputs, test_out)):
+        if output.rstrip().endswith(correct):
+            n_correct += 1
+        else:
+            tin = test_in[i][1]
+            tout = correct
+
+    passed = n_correct == len(test_in)
+    hints = [{'id': 'test_results', 'args': {'passed': n_correct, 'total': len(test_in)}}]
+    if tin != None:
+        hints.append({'id': 'problematic_test_case', 'args': {'testin': str(tin), 'testout': str(tout)}})
+    else:
+        hints.append({'id' : 'final_hint'})
+    return passed, hints
+
+def hint(python, code, aux_code=''):
+    # run one test first to see if there are any exceptions
+    answer = python(code=aux_code+code, inputs=[(None, '12\n')], timeout=1.0)
+    exc = get_exception_desc(answer[0][3])
+    if exc: return exc
+
+    tokens = get_tokens(code)
+
+    if not has_token_sequence(tokens, ['input']):
+        return [{'id': 'no_input_call'}]
+
+    # student is not using print function
+    if not has_token_sequence(tokens, ['print']):
+        return [{'id' : 'printing'}]
+
+    return None
diff --git a/python/problems/for-fkkt/sum_to_n/sl.py b/python/problems/for-fkkt/sum_to_n/sl.py
new file mode 100644
index 0000000..c7c11de
--- /dev/null
+++ b/python/problems/for-fkkt/sum_to_n/sl.py
@@ -0,0 +1,31 @@
+import server
+mod = server.problems.load_language('python', 'sl')
+
+
+name = 'Vsota n naravnih števil'
+slug = 'Vsota n naravnih števil'
+
+
+description = '''\
+<p>Napišite program, ki izračuna vsoto prvih <code>n</code> naravnih števil. Število <code>n</code> poda uporabnik. Če uporabnik vpiše <code>7</code>, mora program izpisati <code>28</code>, saj je <code>1 + 2 + 3 + 4 + 5 + 6 + 7 = 28</code>.
+<br>
+Primer uporabe:</p>
+
+<pre><code>Vpiši število: <span style="color: rgb(239, 69, 64);">7</span>
+28
+</code></pre>
+'''
+
+
+plan = []
+
+hint = {
+    'no_input_call': '''<p>Za branje uporabi funkcijo <code>input</code></p>''',
+
+    'printing': ['''\
+<p>Izpiši rezultat.</p>'''],
+
+    'final_hint': ['''\
+<p>Program deluje pravilno!</p>'''],
+
+}
-- 
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