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https://github.com/django/django.git
synced 2025-10-23 21:59:11 +00:00
Fixed #16905 -- Added extensible checks (nee validation) framework
This is the result of Christopher Medrela's 2013 Summer of Code project. Thanks also to Preston Holmes, Tim Graham, Anssi Kääriäinen, Florian Apolloner, and Alex Gaynor for review notes along the way. Also: Fixes #8579, fixes #3055, fixes #19844.
This commit is contained in:
Russell Keith-Magee
@@ -1,4 +1,6 @@
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# -*- coding: utf-8 -*-
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from __future__ import unicode_literals
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"""
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A series of tests to establish that the command-line managment tools work as
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advertised - especially with regards to the handling of the DJANGO_SETTINGS_MODULE
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@@ -18,14 +20,15 @@ import unittest
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import django
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from django import conf, get_version
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from django.conf import settings
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from django.core.exceptions import ImproperlyConfigured
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from django.core.management import BaseCommand, CommandError, call_command
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from django.db import connection
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from django.test.runner import DiscoverRunner
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from django.test.utils import str_prefix
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from django.utils.encoding import force_text
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from django.utils._os import upath
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from django.utils.six import StringIO
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from django.test import LiveServerTestCase, TestCase
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from django.test.runner import DiscoverRunner
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from django.test.utils import str_prefix
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test_dir = os.path.realpath(os.path.join(os.environ['DJANGO_TEST_TEMP_DIR'], 'test_project'))
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@@ -52,6 +55,7 @@ class AdminScriptTestCase(unittest.TestCase):
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'DATABASES',
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'ROOT_URLCONF',
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'SECRET_KEY',
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'TEST_RUNNER', # We need to include TEST_RUNNER, otherwise we get a compatibility warning.
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]
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for s in exports:
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if hasattr(settings, s):
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@@ -1072,49 +1076,125 @@ class ManageSettingsWithSettingsErrors(AdminScriptTestCase):
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self.assertNoOutput(err)
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class ManageValidate(AdminScriptTestCase):
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class ManageCheck(AdminScriptTestCase):
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def tearDown(self):
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self.remove_settings('settings.py')
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def test_nonexistent_app(self):
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"manage.py validate reports an error on a non-existent app in INSTALLED_APPS"
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self.write_settings('settings.py', apps=['admin_scriptz.broken_app'], sdict={'USE_I18N': False})
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args = ['validate']
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""" manage.py check reports an error on a non-existent app in
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INSTALLED_APPS """
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self.write_settings('settings.py',
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apps=['admin_scriptz.broken_app'],
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sdict={'USE_I18N': False})
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args = ['check']
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out, err = self.run_manage(args)
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self.assertNoOutput(out)
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self.assertOutput(err, 'ImportError')
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self.assertOutput(err, 'No module named')
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self.assertOutput(err, 'admin_scriptz')
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def test_broken_app(self):
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"manage.py validate reports an ImportError if an app's models.py raises one on import"
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""" manage.py check reports an ImportError if an app's models.py
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raises one on import """
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self.write_settings('settings.py', apps=['admin_scripts.broken_app'])
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args = ['validate']
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args = ['check']
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out, err = self.run_manage(args)
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self.assertNoOutput(out)
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self.assertOutput(err, 'ImportError')
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def test_complex_app(self):
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"manage.py validate does not raise an ImportError validating a complex app"
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self.write_settings('settings.py',
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apps=['admin_scripts.complex_app', 'admin_scripts.simple_app'],
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sdict={'DEBUG': True})
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args = ['validate']
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""" manage.py check does not raise an ImportError validating a
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complex app with nested calls to load_app """
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self.write_settings(
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'settings.py',
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apps=[
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'admin_scripts.complex_app',
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'admin_scripts.simple_app',
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'django.contrib.admin',
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'django.contrib.auth',
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'django.contrib.contenttypes',
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],
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sdict={
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'DEBUG': True
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}
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)
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args = ['check']
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out, err = self.run_manage(args)
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self.assertNoOutput(err)
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self.assertOutput(out, '0 errors found')
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self.assertEqual(out, 'System check identified no issues.\n')
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def test_app_with_import(self):
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"manage.py validate does not raise errors when an app imports a base class that itself has an abstract base"
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""" manage.py check does not raise errors when an app imports a base
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class that itself has an abstract base. """
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self.write_settings('settings.py',
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apps=['admin_scripts.app_with_import',
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'django.contrib.auth',
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'django.contrib.contenttypes',
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'django.contrib.sites'],
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sdict={'DEBUG': True})
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args = ['validate']
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args = ['check']
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out, err = self.run_manage(args)
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self.assertNoOutput(err)
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self.assertOutput(out, '0 errors found')
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self.assertEqual(out, 'System check identified no issues.\n')
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def test_output_format(self):
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""" All errors/warnings should be sorted by level and by message. """
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self.write_settings('settings.py',
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apps=['admin_scripts.app_raising_messages',
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'django.contrib.auth',
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'django.contrib.contenttypes'],
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sdict={'DEBUG': True})
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args = ['check']
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out, err = self.run_manage(args)
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expected_err = (
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"CommandError: System check identified some issues:\n"
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"\n"
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"ERRORS:\n"
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"?: An error\n"
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"\tHINT: Error hint\n"
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"\n"
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"WARNINGS:\n"
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"a: Second warning\n"
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"obj: First warning\n"
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"\tHINT: Hint\n"
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"\n"
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"System check identified 3 issues.\n"
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)
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self.assertEqual(err, expected_err)
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self.assertNoOutput(out)
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def test_warning_does_not_halt(self):
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"""
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When there are only warnings or less serious messages, then Django
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should not prevent user from launching their project, so `check`
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command should not raise `CommandError` exception.
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In this test we also test output format.
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"""
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self.write_settings('settings.py',
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apps=['admin_scripts.app_raising_warning',
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'django.contrib.auth',
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'django.contrib.contenttypes'],
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sdict={'DEBUG': True})
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args = ['check']
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out, err = self.run_manage(args)
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expected_err = (
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"System check identified some issues:\n" # No "CommandError: " part
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"\n"
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"WARNINGS:\n"
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"?: A warning\n"
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"\n"
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"System check identified 1 issue.\n"
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)
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self.assertEqual(err, expected_err)
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self.assertNoOutput(out)
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class CustomTestRunner(DiscoverRunner):
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@@ -1311,37 +1391,44 @@ class CommandTypes(AdminScriptTestCase):
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def test_base_command(self):
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"User BaseCommands can execute when a label is provided"
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args = ['base_command', 'testlabel']
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out, err = self.run_manage(args)
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self.assertNoOutput(err)
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self.assertOutput(out, str_prefix("EXECUTE:BaseCommand labels=('testlabel',), options=[('no_color', False), ('option_a', '1'), ('option_b', '2'), ('option_c', '3'), ('pythonpath', None), ('settings', None), ('traceback', None), ('verbosity', %(_)s'1')]"))
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expected_labels = "('testlabel',)"
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self._test_base_command(args, expected_labels)
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def test_base_command_no_label(self):
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"User BaseCommands can execute when no labels are provided"
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args = ['base_command']
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out, err = self.run_manage(args)
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self.assertNoOutput(err)
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self.assertOutput(out, str_prefix("EXECUTE:BaseCommand labels=(), options=[('no_color', False), ('option_a', '1'), ('option_b', '2'), ('option_c', '3'), ('pythonpath', None), ('settings', None), ('traceback', None), ('verbosity', %(_)s'1')]"))
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expected_labels = "()"
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self._test_base_command(args, expected_labels)
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def test_base_command_multiple_label(self):
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"User BaseCommands can execute when no labels are provided"
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args = ['base_command', 'testlabel', 'anotherlabel']
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out, err = self.run_manage(args)
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self.assertNoOutput(err)
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self.assertOutput(out, str_prefix("EXECUTE:BaseCommand labels=('testlabel', 'anotherlabel'), options=[('no_color', False), ('option_a', '1'), ('option_b', '2'), ('option_c', '3'), ('pythonpath', None), ('settings', None), ('traceback', None), ('verbosity', %(_)s'1')]"))
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expected_labels = "('testlabel', 'anotherlabel')"
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self._test_base_command(args, expected_labels)
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def test_base_command_with_option(self):
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"User BaseCommands can execute with options when a label is provided"
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args = ['base_command', 'testlabel', '--option_a=x']
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out, err = self.run_manage(args)
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self.assertNoOutput(err)
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self.assertOutput(out, str_prefix("EXECUTE:BaseCommand labels=('testlabel',), options=[('no_color', False), ('option_a', 'x'), ('option_b', '2'), ('option_c', '3'), ('pythonpath', None), ('settings', None), ('traceback', None), ('verbosity', %(_)s'1')]"))
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expected_labels = "('testlabel',)"
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self._test_base_command(args, expected_labels, option_a="'x'")
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def test_base_command_with_options(self):
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"User BaseCommands can execute with multiple options when a label is provided"
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args = ['base_command', 'testlabel', '-a', 'x', '--option_b=y']
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expected_labels = "('testlabel',)"
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self._test_base_command(args, expected_labels, option_a="'x'", option_b="'y'")
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def _test_base_command(self, args, labels, option_a="'1'", option_b="'2'"):
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out, err = self.run_manage(args)
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expected_out = str_prefix(
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("EXECUTE:BaseCommand labels=%%s, "
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"options=[('no_color', False), ('option_a', %%s), ('option_b', %%s), "
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"('option_c', '3'), ('pythonpath', None), ('settings', None), "
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"('traceback', None), ('verbosity', %(_)s'1')]")
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) % (labels, option_a, option_b)
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self.assertNoOutput(err)
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self.assertOutput(out, str_prefix("EXECUTE:BaseCommand labels=('testlabel',), options=[('no_color', False), ('option_a', 'x'), ('option_b', 'y'), ('option_c', '3'), ('pythonpath', None), ('settings', None), ('traceback', None), ('verbosity', %(_)s'1')]"))
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self.assertOutput(out, expected_out)
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def test_base_run_from_argv(self):
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"""
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@@ -1468,6 +1555,10 @@ class CommandTypes(AdminScriptTestCase):
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self.assertOutput(out, str_prefix("EXECUTE:LabelCommand label=testlabel, options=[('no_color', False), ('pythonpath', None), ('settings', None), ('traceback', None), ('verbosity', %(_)s'1')]"))
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self.assertOutput(out, str_prefix("EXECUTE:LabelCommand label=anotherlabel, options=[('no_color', False), ('pythonpath', None), ('settings', None), ('traceback', None), ('verbosity', %(_)s'1')]"))
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def test_requires_model_validation_and_requires_system_checks_both_defined(self):
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from .management.commands.validation_command import InvalidCommand
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self.assertRaises(ImproperlyConfigured, InvalidCommand)
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class Discovery(TestCase):
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@@ -1476,12 +1567,16 @@ class Discovery(TestCase):
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Apps listed first in INSTALLED_APPS have precendence.
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"""
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with self.settings(INSTALLED_APPS=['admin_scripts.complex_app',
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'admin_scripts.simple_app']):
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'admin_scripts.simple_app',
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'django.contrib.auth',
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'django.contrib.contenttypes']):
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out = StringIO()
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call_command('duplicate', stdout=out)
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self.assertEqual(out.getvalue().strip(), 'complex_app')
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with self.settings(INSTALLED_APPS=['admin_scripts.simple_app',
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'admin_scripts.complex_app']):
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'admin_scripts.complex_app',
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'django.contrib.auth',
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'django.contrib.contenttypes']):
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out = StringIO()
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call_command('duplicate', stdout=out)
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self.assertEqual(out.getvalue().strip(), 'simple_app')
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@@ -1505,39 +1600,35 @@ class ArgumentOrder(AdminScriptTestCase):
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self.remove_settings('alternate_settings.py')
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def test_setting_then_option(self):
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"Options passed after settings are correctly handled"
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""" Options passed after settings are correctly handled. """
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args = ['base_command', 'testlabel', '--settings=alternate_settings', '--option_a=x']
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out, err = self.run_manage(args)
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self.assertNoOutput(err)
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self.assertOutput(out, str_prefix("EXECUTE:BaseCommand labels=('testlabel',), options=[('no_color', False), ('option_a', 'x'), ('option_b', '2'), ('option_c', '3'), ('pythonpath', None), ('settings', 'alternate_settings'), ('traceback', None), ('verbosity', %(_)s'1')]"))
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self._test(args)
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def test_setting_then_short_option(self):
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"Short options passed after settings are correctly handled"
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args = ['base_command', 'testlabel', '--settings=alternate_settings', '--option_a=x']
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out, err = self.run_manage(args)
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self.assertNoOutput(err)
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self.assertOutput(out, str_prefix("EXECUTE:BaseCommand labels=('testlabel',), options=[('no_color', False), ('option_a', 'x'), ('option_b', '2'), ('option_c', '3'), ('pythonpath', None), ('settings', 'alternate_settings'), ('traceback', None), ('verbosity', %(_)s'1')]"))
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""" Short options passed after settings are correctly handled. """
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args = ['base_command', 'testlabel', '--settings=alternate_settings', '-a', 'x']
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self._test(args)
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def test_option_then_setting(self):
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"Options passed before settings are correctly handled"
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""" Options passed before settings are correctly handled. """
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args = ['base_command', 'testlabel', '--option_a=x', '--settings=alternate_settings']
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out, err = self.run_manage(args)
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self.assertNoOutput(err)
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self.assertOutput(out, str_prefix("EXECUTE:BaseCommand labels=('testlabel',), options=[('no_color', False), ('option_a', 'x'), ('option_b', '2'), ('option_c', '3'), ('pythonpath', None), ('settings', 'alternate_settings'), ('traceback', None), ('verbosity', %(_)s'1')]"))
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self._test(args)
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def test_short_option_then_setting(self):
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"Short options passed before settings are correctly handled"
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""" Short options passed before settings are correctly handled. """
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args = ['base_command', 'testlabel', '-a', 'x', '--settings=alternate_settings']
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out, err = self.run_manage(args)
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self.assertNoOutput(err)
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self.assertOutput(out, str_prefix("EXECUTE:BaseCommand labels=('testlabel',), options=[('no_color', False), ('option_a', 'x'), ('option_b', '2'), ('option_c', '3'), ('pythonpath', None), ('settings', 'alternate_settings'), ('traceback', None), ('verbosity', %(_)s'1')]"))
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self._test(args)
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def test_option_then_setting_then_option(self):
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"Options are correctly handled when they are passed before and after a setting"
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""" Options are correctly handled when they are passed before and after
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a setting. """
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args = ['base_command', 'testlabel', '--option_a=x', '--settings=alternate_settings', '--option_b=y']
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self._test(args, option_b="'y'")
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def _test(self, args, option_b="'2'"):
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out, err = self.run_manage(args)
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self.assertNoOutput(err)
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self.assertOutput(out, str_prefix("EXECUTE:BaseCommand labels=('testlabel',), options=[('no_color', False), ('option_a', 'x'), ('option_b', 'y'), ('option_c', '3'), ('pythonpath', None), ('settings', 'alternate_settings'), ('traceback', None), ('verbosity', %(_)s'1')]"))
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self.assertOutput(out, str_prefix("EXECUTE:BaseCommand labels=('testlabel',), options=[('no_color', False), ('option_a', 'x'), ('option_b', %%s), ('option_c', '3'), ('pythonpath', None), ('settings', 'alternate_settings'), ('traceback', None), ('verbosity', %(_)s'1')]") % option_b)
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class StartProject(LiveServerTestCase, AdminScriptTestCase):
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Block a user