def test_past_tense_past_verb(self):
verb = Verb('played', '', 'play', tags=self.past)
negative = verb.negative()
self.assertNotEqual(verb, negative)
self.assertEqual(verb.past_tense(), verb)
self.assertEqual(verb.past_tense().past_tense(), verb)
self.assertEqual(negative.past_tense(), negative)
self.assertEqual(negative.past_tense().past_tense(), negative)
def test_past_tense_negative_verb(self):
verb = Verb("don't play", '', 'play', tags=self.negative)
same_result = Verb("doesn't play",
'',
'play',
tags=self.negative_third_person)
expected = Verb("didn't play", '', 'play', tags=self.negative_past)
self.assertEqual(verb.past_tense(), expected)
self.assertEqual(same_result.past_tense(), expected)
def test_past_tense_regular_verb(self):
verb = Verb('play')
self.assertEqual(verb.past_tense(),
Verb('played', '', 'play', tags=self.past))
verb = Verb('baby')
self.assertEqual(verb.past_tense(),
Verb('babied', '', 'baby', tags=self.past))
verb = Verb('plan')
self.assertEqual(verb.past_tense(),
Verb('planned', '', 'plan', tags=self.past))
def test_third_person_special_case(self):
verb = Verb('have', 'had')
past = verb.past_tense()
expected = Verb('has', 'had', 'have', tags=self.third_person)
self.assertEqual(verb.third_person(), expected)
self.assertEqual(past.third_person(), expected)
def test_to_basic_verb(self):
verb = Verb('go', 'went')
self.assertEqual(verb.negative().to_basic_verb(), verb)
self.assertEqual(verb.past_tense().to_basic_verb(), verb)
self.assertEqual(verb.past_tense().to_basic_verb(), verb)
self.assertEqual(verb.capitalize().to_basic_verb(), verb)
self.assertEqual(verb.de_capitalize().to_basic_verb(), verb)
self.assertEqual(verb.bold().to_basic_verb(), verb)
self.assertEqual(
verb.negative().past_tense().bold().capitalize().to_basic_verb(),
verb)
def test_find_verb_group_all_verb_forms_simple(self):
submission_str = 'i go home.'
go = Verb('go', 'went')
verbs = [
go,
go.third_person(),
go.negative(),
go.negative().third_person(),
go.past_tense(),
go.negative().past_tense()
]
capital_verbs = [verb.capitalize() for verb in verbs]
for verb in verbs + capital_verbs:
answer = find_verb_group(verb, submission_str)
expected = (2, 4)
self.assertEqual(answer, expected)
def test_find_verb_group_all_verb_forms_complex(self):
submission_str = "i didn't went home."
go = Verb('go', 'went')
verbs = [
go,
go.third_person(),
go.negative(),
go.negative().third_person(),
go.past_tense(),
go.negative().past_tense()
]
capital_verbs = [verb.capitalize() for verb in verbs]
for verb in verbs + capital_verbs:
answer = find_verb_group(verb, submission_str)
start = submission_str.find("didn't went")
end = start + len("didn't went")
self.assertEqual(answer, (start, end))
def test_past_tense_third_person(self):
verb = Verb('plays', '', 'play', tags=self.third_person)
self.assertEqual(verb.past_tense(),
Verb('played', '', 'play', tags=self.past))
def test_past_tense_irregular_verb(self):
verb = Verb('go', 'went')
self.assertEqual(verb.past_tense(),
Verb('went', 'went', 'go', tags=self.past))