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from django.core import management
from django.core.management import CommandError
from django.test import TestCase
from .models import Article
class SampleTestCase(TestCase):
fixtures = ["model_package_fixture1.json", "model_package_fixture2.json"]
def test_class_fixtures(self):
"Test cases can load fixture objects into models defined in packages"
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 FixtureTestCase(TestCase):
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", "model_package_fixture1.json", verbosity=0)
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", "model_package_fixture2.json", verbosity=0)
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
with self.assertRaisesMessage(
CommandError, "No fixture named 'unknown' found."
):
management.call_command("loaddata", "unknown.json", verbosity=0)
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,
)
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