django/tests/modeltests/fixtures_model_package/tests.py

105 lines
3.4 KiB
Python

from __future__ import unicode_literals
from django.core import management
from django.db import transaction
from django.test import TestCase, TransactionTestCase
from .models import Article, Book
class SampleTestCase(TestCase):
fixtures = ['fixture1.json', 'fixture2.json']
def testClassFixtures(self):
"Test cases can load fixture objects into models defined in packages"
self.assertEqual(Article.objects.count(), 3)
self.assertQuerysetEqual(
Article.objects.all(),[
"Django conquers world!",
"Copyright is fine the way it is",
"Poker has no place on ESPN",
],
lambda a: a.headline
)
class TestNoInitialDataLoading(TransactionTestCase):
def test_syncdb(self):
with transaction.commit_manually():
Book.objects.all().delete()
management.call_command(
'syncdb',
verbosity=0,
load_initial_data=False
)
self.assertQuerysetEqual(Book.objects.all(), [])
transaction.rollback()
def test_flush(self):
# Test presence of fixture (flush called by TransactionTestCase)
self.assertQuerysetEqual(
Book.objects.all(), [
'Achieving self-awareness of Python programs'
],
lambda a: a.name
)
with transaction.commit_manually():
management.call_command(
'flush',
verbosity=0,
interactive=False,
commit=False,
load_initial_data=False
)
self.assertQuerysetEqual(Book.objects.all(), [])
transaction.rollback()
class FixtureTestCase(TestCase):
def test_initial_data(self):
"Fixtures can load initial data into models defined in packages"
# syncdb introduces 1 initial data object from initial_data.json
self.assertQuerysetEqual(
Book.objects.all(), [
'Achieving self-awareness of Python programs'
],
lambda a: a.name
)
def test_loaddata(self):
"Fixtures can load data into models defined in packages"
# Load fixture 1. Single JSON file, with two objects
management.call_command("loaddata", "fixture1.json", verbosity=0, commit=False)
self.assertQuerysetEqual(
Article.objects.all(), [
"Time to reform copyright",
"Poker has no place on ESPN",
],
lambda a: a.headline,
)
# Load fixture 2. JSON file imported by default. Overwrites some
# existing objects
management.call_command("loaddata", "fixture2.json", verbosity=0, commit=False)
self.assertQuerysetEqual(
Article.objects.all(), [
"Django conquers world!",
"Copyright is fine the way it is",
"Poker has no place on ESPN",
],
lambda a: a.headline,
)
# Load a fixture that doesn't exist
management.call_command("loaddata", "unknown.json", verbosity=0, commit=False)
self.assertQuerysetEqual(
Article.objects.all(), [
"Django conquers world!",
"Copyright is fine the way it is",
"Poker has no place on ESPN",
],
lambda a: a.headline,
)