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models_tests.py
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/
models_tests.py
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"""Tests for the models of the review app."""
from django.contrib.contenttypes.models import ContentType
from django.test import TestCase
from django.utils.timezone import now, timedelta
from mixer.backend.django import mixer
from .test_app.models import WeatherCondition
class ReviewTestCase(TestCase):
longMessage = True
def setUp(self):
self.review = mixer.blend(
'review.Review', content_type=ContentType.objects.get_for_model(
WeatherCondition))
def test_instance(self):
self.assertTrue(self.review.pk, msg=(
'Review model should have been created.'))
def test_get_user(self):
self.assertEqual(self.review.get_user(), 'Anonymous', msg=(
'Should return anonymous.'))
self.user = mixer.blend('auth.User')
self.review.user = self.user
self.assertEqual(self.review.get_user(), self.user.email, msg=(
'Should return a user\'s email.'))
def test_get_average_rating(self):
self.assertFalse(self.review.get_average_rating(), msg=(
'If there are no ratings, it should return False.'))
mixer.blend('review.Rating', review=self.review, value='2')
mixer.blend('review.Rating', review=self.review, value='4')
self.assertEqual(self.review.get_average_rating(), 3, msg=(
'Should return the average rating value.'))
mixer.blend('review.Rating', review=self.review, value='')
mixer.blend('review.Rating', category__counts_for_average=False,
review=self.review, value=0.0)
self.assertEqual(self.review.get_average_rating(), 3, msg=(
'Should return the average rating value and exclude the nullified'
' ones.'))
def test_get_average_rating_with_custom_choices(self):
self.assertFalse(self.review.get_average_rating(), msg=(
'If there are no ratings, it should return False.'))
rating1 = mixer.blend('review.Rating', review=self.review, value='4')
# we create choices to simulate, that the previous value was the max
for i in range(0, 5):
mixer.blend('review.RatingCategoryChoiceTranslation',
language_code='en-us',
ratingcategory=rating1.category, value=i)
rating2 = mixer.blend('review.Rating', review=self.review, value='6')
# we create choices to simulate, that the previous value was the max
for i in range(0, 7):
mixer.blend('review.RatingCategoryChoiceTranslation',
language_code='en-us',
ratingcategory=rating2.category, value=i)
mixer.blend('review.Rating', category=rating2.category,
review=self.review, value='6')
mixer.blend('review.Rating', category=rating2.category,
review=self.review, value=None)
# testing the absolute max voting
self.assertEqual(self.review.get_average_rating(6), 6, msg=(
'Should return the average rating value.'))
self.assertEqual(self.review.get_average_rating(4), 4, msg=(
'Should return the average rating value.'))
self.assertEqual(self.review.get_average_rating(100), 100, msg=(
'Should return the average rating value.'))
# testing the category averages
"""
Fix those tests!
self.assertEqual(
self.review.get_category_averages(6),
{rating1.category: 6.0, rating2.category: 6.0},
msg=('Should return the average ratings for the category.'))
self.assertEqual(
self.review.get_category_averages(),
{rating1.category: 6.0, rating2.category: 6.0},
msg=('Should return the average ratings for the category.'))
self.assertEqual(
self.review.get_category_averages(100),
{rating1.category: 100.0, rating2.category: 100.0},
msg=('Should return the average ratings for the category.'))
# these ratings should not change results and should just be ignored
mixer.blend('review.Rating', category=rating2.category,
review=self.review, value='')
mixer.blend('review.Rating', review=self.review, value='')
self.assertEqual(self.review.get_average_rating(6), 6, msg=(
'Should return the average rating value.'))
self.assertEqual(self.review.get_average_rating(4), 4, msg=(
'Should return the average rating value.'))
self.assertEqual(self.review.get_average_rating(100), 100, msg=(
'Should return the average rating value.'))
# altering the ratings to get a very low voting
rating1.value = '1'
rating1.save()
rating2.value = '1'
rating2.save()
rating3.value = '1'
rating3.save()
self.assertEqual(self.review.get_average_rating(6), 1.25,
msg=('Should return the average rating value.'))
self.assertEqual(self.review.get_average_rating(4), 0.8333333333333333,
msg=('Should return the average rating value.'))
self.assertEqual(
self.review.get_average_rating(100),
20.833333333333336, msg=(
'Should return the average rating value.'))
# and finally the lowest possible voting
rating1.value = '0'
rating1.save()
rating2.value = '0'
rating2.save()
rating3.value = '0'
rating3.save()
self.assertEqual(self.review.get_average_rating(6), 0,
msg=('Should return the average rating value.'))
self.assertEqual(self.review.get_average_rating(4), 0,
msg=('Should return the average rating value.'))
self.assertEqual(self.review.get_average_rating(100), 0,
msg=('Should return the average rating value.'))
"""
def test_is_editable(self):
self.assertTrue(self.review.is_editable(), msg=(
'Should be editable, if period setting is not set.'))
with self.settings(REVIEW_UPDATE_PERIOD=1):
self.assertTrue(self.review.is_editable(), msg=(
'Should be editable, if period has not ended yet.'))
self.review.creation_date = now() - timedelta(days=1)
self.review.save()
self.assertFalse(self.review.is_editable(), msg=(
'Should return False, if period has ended.'))
class ReviewExtraInfoTestCase(TestCase):
longMessage = True
def setUp(self):
self.extra_info = mixer.blend(
'review.ReviewExtraInfo',
review=mixer.blend('review.Review',
content_type=ContentType.objects.get_for_model(
WeatherCondition)),
content_type=ContentType.objects.get_for_model(WeatherCondition))
def test_instance(self):
self.assertTrue(self.extra_info.pk, msg=(
'Review extra info model should have been created.'))
class RatingCategoryTestCase(TestCase):
longMessage = True
def setUp(self):
self.category = mixer.blend('review.RatingCategoryTranslation',
language_code='en-us')
def test_instance(self):
self.assertTrue(self.category.pk, msg=(
'Rating category model should have been created.'))
class RatingCategoryChoiceTestCase(TestCase):
"""Tests for the ``RatingCategoryChoice`` model class."""
longMessage = True
def test_instantiation(self):
"""Test instantiation of the ``RatingCategoryChoice`` model."""
ratingcategorychoice = mixer.blend(
'review.RatingCategoryChoiceTranslation', language_code='en-us')
self.assertTrue(ratingcategorychoice.pk)
class RatingTestCase(TestCase):
longMessage = True
def setUp(self):
review = mixer.blend(
'review.Review', content_type=ContentType.objects.get_for_model(
WeatherCondition))
self.rating = mixer.blend('review.Rating', review=review)
def test_instance(self):
self.assertTrue(self.rating.pk, msg=(
'Rating model should have been created.'))