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_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_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_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))
