#! /usr/bin/env python3
# -*- coding: utf-8 -*-
# Copyright 2013, Marten de Vries
#
# This file is part of OpenTeacher.
#
# OpenTeacher is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# OpenTeacher is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with OpenTeacher. If not, see <http://www.gnu.org/licenses/>.
import unittest
class TestCase(unittest.TestCase):
def _test(self, input, output):
for mod in self._mm.mods("active", type="percentsCalculator"):
realOutput = mod.calculatePercents(input)
try:
self.assertEqual(output, realOutput)
except AssertionError:
print(mod.__class__.__file__)
raise
def _testAverage(self, input, output):
for mod in self._mm.mods("active", type="percentsCalculator"):
realOutput = mod.calculateAveragePercents(input)
try:
self.assertEqual(output, realOutput)
except AssertionError:
print(mod.__class__.__file__)
raise
def testWithNoResults(self):
"""With no results, it's impossible to give a mark.
-> ZeroDivisionError should be raised to show that.
"""
with self.assertRaises(ZeroDivisionError):
self._test({"results": []}, None)
def testAverageWithNoTests(self):
"""With no tests, it's impossible to calculate the average of
those tests -> ZeroDivisionError.
"""
with self.assertRaises(ZeroDivisionError):
self._testAverage([], None)
def testEverythingGood(self):
self._test({"results": [
{"result": "right"},
{"result": "right"},
]}, 100)
def testTwoThird(self):
self._test({"results": [
{"result": "right"},
{"result": "right"},
{"result": "wrong"},
]}, 67)
def testAverage(self):
self._testAverage([
{"results": [{"result": "right"}]},
{"results": [{"result": "wrong"}]}
], 50)
def testAverageOfAllWrong(self):
self._testAverage([
{"results": [{"result": "wrong"}]},
{"results": [{"result": "wrong"}]}
], 0)
class TestModule:
def __init__(self, moduleManager, *args, **kwargs):
super().__init__(*args, **kwargs)
self._mm = moduleManager
self.type = "test"
self.requires = (
self._mm.mods(type="percentsCalculator"),
)
def enable(self):
self.TestCase = TestCase
self.TestCase._mm = self._mm
self.active = True
def disable(self):
self.active = False
del self.TestCase
def init(moduleManager):
return TestModule(moduleManager)