129 lines
4.4 KiB
Python
129 lines
4.4 KiB
Python
import datetime
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from django.test import TestCase
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from django.utils import timezone
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from .models import Question
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from django.urls import reverse
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class QuestionModelTests(TestCase):
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def test_was_published_recently_with_future_question(self):
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"""
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was_published_recently() returns False for questions whose pub_date
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is in the future.
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"""
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time = timezone.now() + datetime.timedelta(days=30)
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future_question = Question(pub_date=time)
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self.assertIs(future_question.was_published_recently(), False)
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def test_was_published_recently_with_old_question(self):
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"""
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was_published_recently() returns False for questions whose pub_date
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is older than 1 day.
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"""
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time = timezone.now() - datetime.timedelta(days=1, seconds=1)
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old_question = Question(pub_date=time)
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self.assertIs(old_question.was_published_recently(), False)
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def test_was_published_recently_with_recent_question(self):
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"""
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was_published_recently() returns True for questions whose pub_date
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is within the last day.
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"""
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time = timezone.now() - datetime.timedelta(hours=23, minutes=59, seconds=59)
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recent_question = Question(pub_date=time)
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self.assertIs(recent_question.was_published_recently(), True)
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def create_question(question_text, days):
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"""
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Create a question with the given `question_text` and published the
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given number of `days` offset to now (negative for questions published
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in the past, positive for questions that have yet to be published).
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"""
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time = timezone.now() + datetime.timedelta(days=days)
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return Question.objects.create(question_text=question_text, pub_date=time)
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class QuestionIndexViewTests(TestCase):
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def test_no_questions(self):
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"""
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If no questions exist, an appropriate message is displayed.
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"""
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response = self.client.get(reverse('polls:index'))
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self.assertEqual(response.status_code, 200)
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self.assertContains(response, "No polls are available.")
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self.assertQuerysetEqual(response.context['latest_question_list'], [])
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def test_past_question(self):
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"""
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Questions with a pub_date in the past are displayed on the
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index page.
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"""
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create_question(question_text="Past question.", days=-30)
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response = self.client.get(reverse('polls:index'))
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self.assertQuerysetEqual(
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response.context['latest_question_list'],
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['<Question: Past question.>']
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)
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def test_future_question(self):
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"""
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Questions with a pub_date in the future aren't displayed on
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the index page.
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"""
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create_question(question_text="Future question.", days=30)
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response = self.client.get(reverse('polls:index'))
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self.assertContains(response, "No polls are available.")
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self.assertQuerysetEqual(response.context['latest_question_list'], [])
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def test_future_question_and_past_question(self):
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"""
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Even if both past and future questions exist, only past questions
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are displayed.
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"""
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create_question(question_text="Past question.", days=-30)
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create_question(question_text="Future question.", days=30)
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response = self.client.get(reverse('polls:index'))
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self.assertQuerysetEqual(
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response.context['latest_question_list'],
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['<Question: Past question.>']
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)
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def test_two_past_questions(self):
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"""
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The questions index page may display multiple questions.
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"""
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create_question(question_text="Past question 1.", days=-30)
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create_question(question_text="Past question 2.", days=-5)
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response = self.client.get(reverse('polls:index'))
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self.assertQuerysetEqual(
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response.context['latest_question_list'],
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['<Question: Past question 2.>', '<Question: Past question 1.>']
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)
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class QuestionDetailViewTests(TestCase):
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def test_future_question(self):
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"""
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The detail view of a question with a pub_date in the future
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returns a 404 not found.
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"""
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future_question = create_question(question_text='Future question.', days=5)
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url = reverse('polls:detail', args=(future_question.id,))
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response = self.client.get(url)
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self.assertEqual(response.status_code, 404)
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def test_past_question(self):
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"""
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The detail view of a question with a pub_date in the past
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displays the question's text.
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"""
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past_question = create_question(question_text='Past Question.', days=-5)
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url = reverse('polls:detail', args=(past_question.id,))
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response = self.client.get(url)
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self.assertContains(response, past_question.question_text)
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