<reponame>mbp76/django-polls
import datetime

from django.test import TestCase
from django.utils import timezone
from django.urls import reverse
from django.conf import settings

from .models import Question


class QuestionMethodTests(TestCase):
    def test_was_published_recently_with_future_question(self):
        """
        was_published_recently() should return False for questions whose
        pub_date is in the future.
        """
        time = timezone.now() + datetime.timedelta(days=30)
        future_question = Question(pub_date=time)
        self.assertIs(future_question.was_published_recently(), False)

    def test_was_published_recently_with_old_question(self):
        """
        was_published_recently() should return False for questions whose
        pub_date is older than 1 day.
        """
        time = timezone.now() - datetime.timedelta(days=30)
        old_question = Question(pub_date=time)
        self.assertIs(old_question.was_published_recently(), False)

    def test_was_published_recently_with_recent_question(self):
        """
        was_published_recently() should return True for questions whose
        pub_date is within the last day.
        """
        time = timezone.now() - datetime.timedelta(hours=1)
        recent_question = Question(pub_date=time)
        self.assertIs(recent_question.was_published_recently(), True)


def create_question(question_text, days):
    """
    Creates a question with the given `question_text` and published the
    given number of `days` offset to now (negative for questions published
    in the past, positive for questions that have yet to be published).
    """
    time = timezone.now() + datetime.timedelta(days=days)
    return Question.objects.create(question_text=question_text, pub_date=time)


class QuestionViewTests(TestCase):
    url_prefix = "" if settings.ROOT_URLCONF == "polls.urls" else "polls:"

    def test_index_view_with_no_questions(self):
        """
        If no questions exist, an appropriate message should be displayed.
        """
        response = self.client.get(reverse(self.url_prefix + 'index'))
        self.assertEqual(response.status_code, 200)
        self.assertContains(response, "No polls are available.")
        self.assertQuerysetEqual(response.context['latest_question_list'], [])

import datetime

from django.test import TestCase
from django.utils import timezone
from django.urls import reverse
from django.conf import settings

from .models import Question


class QuestionMethodTests(TestCase):
    def test_was_published_recently_with_future_question(self):
        """
        was_published_recently() should return False for questions whose
        pub_date is in the future.
        """
        time = timezone.now() + datetime.timedelta(days=30)
        future_question = Question(pub_date=time)
        self.assertIs(future_question.was_published_recently(), False)

    def test_was_published_recently_with_old_question(self):
        """
        was_published_recently() should return False for questions whose
        pub_date is older than 1 day.
        """
        time = timezone.now() - datetime.timedelta(days=30)
        old_question = Question(pub_date=time)
        self.assertIs(old_question.was_published_recently(), False)

    def test_was_published_recently_with_recent_question(self):
        """
        was_published_recently() should return True for questions whose
        pub_date is within the last day.
        """
        time = timezone.now() - datetime.timedelta(hours=1)
        recent_question = Question(pub_date=time)
        self.assertIs(recent_question.was_published_recently(), True)


def create_question(question_text, days):
    """
    Creates a question with the given `question_text` and published the
    given number of `days` offset to now (negative for questions published
    in the past, positive for questions that have yet to be published).
    """
    time = timezone.now() + datetime.timedelta(days=days)
    return Question.objects.create(question_text=question_text, pub_date=time)


class QuestionViewTests(TestCase):
    url_prefix = "" if settings.ROOT_URLCONF == "polls.urls" else "polls:"

    def test_index_view_with_no_questions(self):
        """
        If no questions exist, an appropriate message should be displayed.
        """
        response = self.client.get(reverse(self.url_prefix + 'index'))
        self.assertEqual(response.status_code, 200)
        self.assertContains(response, "No polls are available.")
        self.assertQuerysetEqual(response.context['latest_question_list'], [])
was_published_recently() should return False for questions whose         pub_date is in the future. was_published_recently() should return False for questions whose         pub_date is older than 1 day. was_published_recently() should return True for questions whose         pub_date is within the last day. Creates a question with the given `question_text` and published the     given number of `days` offset to now (negative for questions published     in the past, positive for questions that have yet to be published). If no questions exist, an appropriate message should be displayed.