def test_get_concordance_empty_inputs(self):
"""
Checks that function can handle empty argument inputs
"""
expected = []
actual = get_concordance([], 'happy', 2, 3)
self.assertEqual(expected, actual)
actual = get_concordance(['happy'], '', 2, 3)
self.assertEqual(expected, actual)
expected = []
actual = get_concordance(['happy'], 'happy', 0, 0)
self.assertEqual(expected, actual)
def test_get_concordance_bad_number_inputs(self):
"""
Checks that function can handle incorrect number inputs
"""
expected = []
actual = get_concordance(['happy', 'man'], 'happy', -1, 0)
self.assertEqual(expected, actual)
expected = [['happy', 'man']]
actual = get_concordance(['happy', 'man'], 'happy', 0, 1)
self.assertEqual(expected, actual)
expected = []
actual = get_concordance(['happy', 'man'], 'man', -1, 0)
self.assertEqual(expected, actual)
def test_get_concordance_bad_inputs(self):
"""
Checks that function can handle incorrect inputs
"""
bad_inputs = [[], {}, 'string', (), None, 9.34, True, [None]]
expected = []
for bad_input in bad_inputs:
actual_1 = get_concordance(['happy', 'man', 'went'], 'man',
bad_input, bad_input)
actual_2 = get_concordance(bad_input, 'happy', 2, 3)
actual_3 = get_concordance(['happy', 'man', 'went'], bad_input, 1,
2)
self.assertEqual(expected, actual_1)
self.assertEqual(expected, actual_2)
self.assertEqual(expected, actual_3)
def test_get_adjacent_word_big_left_number_input(self):
"""
Checks if function can handle great left range numbers,
that exceed the number of given tokens
"""
expected = [['one']]
actual = get_concordance(['one', 'happy', 'man'], 'happy', 1000, 0)
self.assertEqual(expected, actual)
def test_get_concordance_ideal(self):
"""
Ideal get concordance scenario
"""
expected = [['man', 'is', 'happy', 'the', 'dog', 'is']]
actual = get_concordance([
'the', 'weather', 'is', 'sunny', 'the', 'man', 'is', 'happy',
'the', 'dog', 'is', 'glad', 'but', 'the', 'cat', 'is', 'sad'
], 'happy', 2, 3)
self.assertEqual(expected, actual)
def test_get_concordance_several_contexts(self):
"""
Checks that a concordance list can be created for several contexts
"""
expected = [['man', 'is', 'happy', 'the', 'dog', 'is'],
['dog', 'is', 'happy', 'but', 'the', 'cat']]
actual = get_concordance([
'the', 'weather', 'is', 'sunny', 'the', 'man', 'is', 'happy',
'the', 'dog', 'is', 'happy', 'but', 'the', 'cat', 'is', 'sad'
], 'happy', 2, 3)
self.assertEqual(expected, actual)
def test_get_concordance_several_contexts_big_text(self):
"""
Checks if contexts for a given term can be found in real text properly
"""
text = read_from_file('lab_1/data.txt')
tokens = tokenize(text)
expected = [['epithelial', 'sodium', 'channels'],
['means', 'sodium', 'aluminate'],
['by', 'sodium', 'bicarbonate'], ['the', 'sodium', 'salt']]
actual = get_concordance(tokens, 'sodium', 1, 1)
self.assertEqual(expected, actual)
def test_big_text_get_concordance_term(self):
"""
Checks if a context for a given term can be found properly
"""
text = read_from_file('lab_1/data.txt')
tokens = tokenize(text)
expected = [[
'although', 'less', 'compact', 'than', 'tex', 'the', 'xml',
'structuring', 'promises', 'to', 'make', 'it', 'widely', 'usable',
'and', 'allows', 'for', 'instant', 'display', 'in', 'applications',
'such', 'as', 'web', 'browsers', 'and', 'facilitates', 'an',
'interpretation', 'of', 'its', 'meaning', 'in', 'mathematical',
'software', 'products'
]]
actual = get_concordance(tokens, 'tex', 4, 31)
self.assertEqual(expected, actual)
