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test_utils.py
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test_utils.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Licensed under the GNU LGPL v2.1 - http://www.gnu.org/licenses/lgpl.html
"""
Automated tests for checking various utils functions.
"""
import logging
import unittest
from gensim import utils
class TestIsCorpus(unittest.TestCase):
def test_None(self):
# test None
result = utils.is_corpus(None)
expected = (False, None)
self.assertEqual(expected, result)
def test_simple_lists_of_tuples(self):
# test list words
# one document, one word
potentialCorpus = [[(0, 4.)]]
result = utils.is_corpus(potentialCorpus)
expected = (True, potentialCorpus)
self.assertEqual(expected, result)
# one document, several words
potentialCorpus = [[(0, 4.), (1, 2.)]]
result = utils.is_corpus(potentialCorpus)
expected = (True, potentialCorpus)
self.assertEqual(expected, result)
potentialCorpus = [[(0, 4.), (1, 2.), (2, 5.), (3, 8.)]]
result = utils.is_corpus(potentialCorpus)
expected = (True, potentialCorpus)
self.assertEqual(expected, result)
# several documents, one word
potentialCorpus = [[(0, 4.)], [(1, 2.)]]
result = utils.is_corpus(potentialCorpus)
expected = (True, potentialCorpus)
self.assertEqual(expected, result)
potentialCorpus = [[(0, 4.)], [(1, 2.)], [(2, 5.)], [(3, 8.)]]
result = utils.is_corpus(potentialCorpus)
expected = (True, potentialCorpus)
self.assertEqual(expected, result)
def test_int_tuples(self):
potentialCorpus = [[(0, 4)]]
result = utils.is_corpus(potentialCorpus)
expected = (True, potentialCorpus)
self.assertEqual(expected, result)
def test_invalid_formats(self):
# test invalid formats
# these are no corpus, because they do not consists of 2-tuples with
# the form(int, float).
potentials = list()
potentials.append(["human"])
potentials.append("human")
potentials.append(["human", "star"])
potentials.append([1, 2, 3, 4, 5, 5])
potentials.append([[(0, 'string')]])
for noCorpus in potentials:
result = utils.is_corpus(noCorpus)
expected = (False, noCorpus)
self.assertEqual(expected, result)
if __name__ == '__main__':
logging.root.setLevel(logging.WARNING)
unittest.main()