def test_one_longest_word_from_one_word(self):
"""
This test checks if reducer works correctly for the input data of a single word with --number==1.
"""
test_job = LongestWordsJob()
values = [['word']]
self.assertEqual(next(test_job.reducer(None, values)),
(None, 'word\n'))
def test_one_longest_word_from_many_words(self):
"""
This test checks if reducer works correctly for the input data of multiple words with --number==1.
"""
test_job = LongestWordsJob()
values = (['word'], ['abacaba'], ['abacabadabacaba'])
self.assertEqual(next(test_job.reducer(None, values)),
(None, 'abacabadabacaba\n'))
def test_two_longest_words_in_long_line(self):
"""
This test checks if mapper words correctly for the line with many words with --number==2.
"""
test_job = LongestWordsJob(['--number=2'])
self.assertEqual(
next(
test_job.mapper(
None, 'This is a quiet long string with many words')),
(None, ['string', 'quiet']))
def test_two_longest_words_from_many_words(self):
"""
This tests checks if reducer works correctly for the input data of multiple words with --number==2.
"""
test_job = LongestWordsJob(['--number=2'])
values = (['word'], ['abacaba',
'adacadabadacada'], ['abacabadabacaba'])
try:
self.assertEqual(next(test_job.reducer(None, values)),
(None, 'abacabadabacaba\nadacadabadacada\n'))
except AssertionError:
self.assertEqual(next(test_job.reducer(None, values)),
(None, 'adacadabadacada\nabacabadabacaba\n'))
def test_one_longest_word_from_some_text(self):
"""
This test checks if the job works correctly for some simple ont-line text with --number==1.
"""
test_job = LongestWordsJob()
test_job.sandbox(stdin=self.first_test_stdin)
result = []
with test_job.make_runner() as runner:
runner.run()
for line in runner.stream_output():
key, value = test_job.parse_output_line(line)
result.append(value)
self.assertEqual(result, ['familiarize\n', '\n'])
def test_two_longest_words_from_some_text(self):
"""
This functions checks if the job works correctly for some multiple lines of text with --number==2.
"""
test_job = LongestWordsJob(['--number=2'])
test_job.sandbox(stdin=self.second_test_stdin)
result = []
with test_job.make_runner() as runner:
runner.run()
for line in runner.stream_output():
key, value = test_job.parse_output_line(line)
result.append(value)
try:
self.assertEqual(result, ['second\n', 'fourth\n', '\n'])
except AssertionError:
self.assertEqual(result, ['fourth\n', 'second\n', '\n'])
def test_one_longest_word_in_one_word_line_line(self):
"""
This test checks if mapper works correctly for the line with a single word with --number==1.
"""
test_job = LongestWordsJob()
self.assertEqual(next(test_job.mapper(None, 'word')), (None, ['word']))