Commit 8ce5c49951da404105bce9f15c53861df5e04824
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Added weighting scheme and clustering options to recommender; changed method for…
… setting recommender strategy; do not use eval due to security risks; implemmented tests for recommender.
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| 1 | +#!/usr/bin/env python | |
| 2 | +""" | |
| 3 | + recommenderTests - Recommender class test case | |
| 4 | +""" | |
| 5 | +__author__ = "Tassia Camoes Araujo <tassia@gmail.com>" | |
| 6 | +__copyright__ = "Copyright (C) 2011 Tassia Camoes Araujo" | |
| 7 | +__license__ = """ | |
| 8 | + This program is free software: you can redistribute it and/or modify | |
| 9 | + it under the terms of the GNU General Public License as published by | |
| 10 | + the Free Software Foundation, either version 3 of the License, or | |
| 11 | + (at your option) any later version. | |
| 12 | + | |
| 13 | + This program is distributed in the hope that it will be useful, | |
| 14 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 16 | + GNU General Public License for more details. | |
| 17 | + | |
| 18 | + You should have received a copy of the GNU General Public License | |
| 19 | + along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 20 | +""" | |
| 21 | + | |
| 22 | +import unittest2 | |
| 23 | +import sys | |
| 24 | +sys.path.insert(0,'../') | |
| 25 | +from recommender import RecommendationResult, Recommender | |
| 26 | +from user import User | |
| 27 | +from config import Config | |
| 28 | +from strategy import ContentBasedStrategy, CollaborativeStrategy | |
| 29 | + | |
| 30 | +class RecommendationResultTests(unittest2.TestCase): | |
| 31 | + @classmethod | |
| 32 | + def setUpClass(self): | |
| 33 | + self.result = RecommendationResult({"gimp":1.5,"inkscape":3.0,"eog":1}) | |
| 34 | + | |
| 35 | + def test_str(self): | |
| 36 | + string = "\n 0: inkscape\n 1: gimp\n 2: eog\n" | |
| 37 | + self.assertEqual(self.result.__str__(),string) | |
| 38 | + | |
| 39 | + def test_get_prediction(self): | |
| 40 | + prediction = [("inkscape",3.0),("gimp",1.5),("eog",1)] | |
| 41 | + self.assertEqual(self.result.get_prediction(),prediction) | |
| 42 | + | |
| 43 | +class RecommenderTests(unittest2.TestCase): | |
| 44 | + @classmethod | |
| 45 | + def setUpClass(self): | |
| 46 | + cfg = Config() | |
| 47 | + self.rec = Recommender(cfg) | |
| 48 | + | |
| 49 | + def test_set_strategy(self): | |
| 50 | + self.rec.set_strategy("cb") | |
| 51 | + self.assertIsInstance(self.rec.strategy,ContentBasedStrategy) | |
| 52 | + self.assertEqual(self.rec.strategy.content,"full") | |
| 53 | + self.rec.set_strategy("cbt") | |
| 54 | + self.assertIsInstance(self.rec.strategy,ContentBasedStrategy) | |
| 55 | + self.assertEqual(self.rec.strategy.content,"tag") | |
| 56 | + self.rec.set_strategy("cbd") | |
| 57 | + self.assertIsInstance(self.rec.strategy,ContentBasedStrategy) | |
| 58 | + self.assertEqual(self.rec.strategy.content,"desc") | |
| 59 | + self.rec.set_strategy("col") | |
| 60 | + self.assertIsInstance(self.rec.strategy,CollaborativeStrategy) | |
| 61 | + | |
| 62 | + def test_get_recommendation(self): | |
| 63 | + user = User({"inkscape": 1, "gimp": 1, "eog":1}) | |
| 64 | + result = self.rec.get_recommendation(user) | |
| 65 | + self.assertIsInstance(result, RecommendationResult) | |
| 66 | + self.assertGreater(len(result.item_score),0) | |
| 67 | + | |
| 68 | +if __name__ == '__main__': | |
| 69 | + unittest2.main() | ... | ... |