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django/tests
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Josh Smeaton 1df89a60c5 Fixed #25307 -- Fixed QuerySet.annotate() crash with conditional expressions. 
Thanks Travis Newport for the tests and Josh Smeaton for contributing
to the patch.
2017-01-16 10:03:15 -05:00
..
absolute_url_overrides
Fixed #26125 -- Fixed E731 flake warnings.
2016-01-25 14:23:43 -05:00
admin_autodiscover
…
admin_changelist
Fixed #18729 -- Made admin changelist not use distinct() if a list_filter doesn't require it.
2016-12-06 10:38:38 -05:00
admin_checks
Fixed #26961 -- Made admin checks run when DEBUG=False.
2017-01-10 07:02:13 -05:00
admin_custom_urls
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
admin_docs
Fixed #26621 -- Corrected simplify_regex()'s handling of named capture groups.
2017-01-03 13:55:11 -05:00
admin_filters
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
admin_inlines
Fixed #15667 -- Added template-based widget rendering.
2016-12-27 17:50:10 -05:00
admin_ordering
Fixed E305 flake8 warnings.
2016-11-14 12:30:46 -05:00
admin_registration
Used assertIsInstance in admin_registration tests.
2016-03-24 19:20:31 -04:00
admin_scripts
Fixed #27626 -- Moved MEDIA_URL/STATIC_URL validation to a system check.
2016-12-23 10:55:00 -05:00
admin_utils
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
admin_views
Refs #26961 -- Fixed invalid ModelAdmins in tests.
2017-01-07 10:06:51 -05:00
admin_widgets
Fixed #15667 -- Added template-based widget rendering.
2016-12-27 17:50:10 -05:00
aggregation
Fixed tests that rely on hardcoded id with keepdb
2017-01-14 15:41:49 +11:00
aggregation_regress
Fixed #25307 -- Fixed QuerySet.annotate() crash with conditional expressions.
2017-01-16 10:03:15 -05:00
annotations
Fixed #27481 -- Made SQLite return annotated boolean values as boolean, not integer.
2016-11-14 14:47:20 -05:00
app_loading
Refs #26022 -- Replaced six.assertRaisesRegex with assertRaisesMessage as appropriate.
2016-01-29 13:37:33 -05:00
apps
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
auth_tests
Fixed #27518 -- Prevented possibie password reset token leak via HTTP Referer header.
2017-01-13 09:17:54 -05:00
backends
Refs #16614 -- Made QuerySet.iterator() use server-side cursors on PostgreSQL.
2017-01-11 09:25:37 -05:00
base
Fixed E305 flake8 warnings.
2016-11-14 12:30:46 -05:00
bash_completion
Fixed E128 flake8 warnings in tests/.
2016-04-08 10:12:33 -04:00
basic
Fixed #27718 -- Added QuerySet.union(), intersection(), difference().
2017-01-14 08:32:07 -05:00
builtin_server
Removed a bit of builtin_server tests for Python ≤ 2.7.3.
2016-11-10 22:20:09 -05:00
bulk_create
Fixed #27385 -- Fixed QuerySet.bulk_create() on PostgreSQL when the number of objects is a multiple plus one of batch_size.
2016-10-25 19:21:08 -04:00
cache
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
check_framework
Fixed #25415 -- Made DiscoverRunner run system checks.
2016-12-29 12:33:24 -05:00
choices
…
conditional_processing
Refs #27083 -- Updated conditional header comparison to match RFC 7232.
2016-09-16 15:45:53 -04:00
contenttypes_tests
Fixed #27709 -- Fixed get_for_models() for proxies with an empty cache.
2017-01-13 10:02:01 -05:00
context_processors
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
csrf_tests
Moved csrf_tests views to a spearate file.
2016-11-30 18:24:29 -05:00
custom_columns
Refs #26022 -- Used context manager version of assertRaisesMessage in tests.
2016-01-29 13:03:39 -05:00
custom_lookups
Fixed #27203 -- Replaced assertQuerysetEqual(..., lambda o: o) with assertSequenceEqual().
2016-09-13 10:07:37 -04:00
custom_managers
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
custom_methods
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custom_migration_operations
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custom_pk
Refs #26022 -- Used context manager version of assertRaises in tests.
2016-01-29 12:32:18 -05:00
datatypes
Fixed E128 flake8 warnings in tests/.
2016-04-08 10:12:33 -04:00
dates
Made FieldError/FieldDoesNotExist messages uniform across Python versions.
2016-09-17 09:29:14 -04:00
datetimes
Fixed #27327 -- Simplified time zone handling by requiring pytz.
2016-10-27 08:53:20 -04:00
db_functions
Removed an unused function argument in db_functions test.
2016-11-11 17:42:34 -05:00
db_typecasts
Fixed #26498 -- Fixed TimeField microseconds round-tripping on MySQL and SQLite.
2016-04-18 09:39:46 -04:00
dbshell
Fixed #26698 -- Fixed PostgreSQL dbshell crash on an empty database name.
2016-06-03 12:30:21 -04:00
decorators
Fixed E305 flake8 warnings.
2016-11-14 12:30:46 -05:00
defer
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
defer_regress
Refs #18100 -- Added tests for deferred model deletion signals.
2016-05-10 13:21:52 -04:00
delete
Fixed #27407 -- Made Model.delete(keep_parents=True) preserve parent reverse relationships.
2016-11-15 20:16:06 -05:00
delete_regress
…
deprecation
Fixed E128 flake8 warnings in tests/.
2016-04-08 10:12:33 -04:00
dispatch
Completed django.dispatch test coverage.
2016-11-22 09:07:42 -05:00
distinct_on_fields
Fixed #27203 -- Replaced assertQuerysetEqual(..., lambda o: o) with assertSequenceEqual().
2016-09-13 10:07:37 -04:00
empty
…
expressions
Fixed #27149 -- Added Subquery and Exists database expressions.
2017-01-14 09:12:24 -05:00
expressions_case
Fixed #27482 -- Doc'd an example of Case() in QuerySet.filter().
2016-11-17 12:39:35 -05:00
extra_regress
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
field_deconstruction
Refs #27025 -- Fixed "invalid escape sequence" warnings in Python 3.6.
2016-09-17 15:44:06 -04:00
field_defaults
…
field_subclassing
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file_storage
Fixed #27579 -- Added aliases for Python 3's assertion names in SimpleTestCase.
2016-12-07 17:42:31 -05:00
file_uploads
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
files
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
fixtures
Removed available_apps on TestCase subclasses.
2017-01-13 08:50:03 -05:00
fixtures_model_package
Fixed #21549 -- Made loaddata's 'fixture not found' warning an exception.
2016-01-04 19:39:35 -05:00
fixtures_regress
Made contenttypes and auth apps unavailable when not necessary in tests.
2017-01-13 08:50:03 -05:00
flatpages_tests
Refs #26601 -- Deprecated old-style middleware.
2016-05-17 07:22:26 -04:00
force_insert_update
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foreign_object
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
forms_tests
Fixed #27723 -- Set MultiWidget's subwidgets input type from attrs argument.
2017-01-13 06:34:33 -05:00
from_db_value
…
generic_inline_admin
Fixed E305 flake8 warnings.
2016-11-14 12:30:46 -05:00
generic_relations
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
generic_relations_regress
Fixed #27463 -- Fixed E741 flake8 warnings.
2016-11-14 17:40:28 -05:00
generic_views
Imported specific models in a few tests that didn't.
2016-12-08 11:14:15 -05:00
get_earliest_or_latest
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
get_object_or_404
Fixed #10532 -- Relaxed hard-type checking in get_object/list_or_404 shortcuts
2016-03-29 21:34:20 +02:00
get_or_create
Refs #27118 -- Reallowed using pk in QuerySet.get/update_or_create().
2016-10-04 10:10:39 -04:00
gis_tests
Refs #25004 -- Fixed test failure introduced by OpenLayers 3 update.
2017-01-03 11:11:00 -05:00
handlers
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
httpwrappers
Fixed #27640 -- Fixed HttpResponse's __repr__() without a 'Content-Type' header.
2016-12-27 14:42:58 -05:00
humanize_tests
Fixed #27327 -- Simplified time zone handling by requiring pytz.
2016-10-27 08:53:20 -04:00
i18n
Fixed #24423 -- Reorganized i18n tag tests.
2017-01-06 10:33:07 -05:00
import_error_package
…
indexes
Refs #27558 -- Isolated indexes test on MySQL.
2016-12-15 13:31:08 -05:00
inline_formsets
Fixed #26747 -- Used more specific assertions in the Django test suite.
2016-06-16 14:19:18 -04:00
inspectdb
Fixed #27700 -- Optimized inspectdb tests by specifying database tables.
2017-01-07 15:41:42 -05:00
introspection
Refs #19884 -- Removed DatabaseFeatures.can_introspect_max_length.
2016-12-19 16:16:11 -05:00
invalid_models_tests
Refs #25415 -- Made MySQL backend skip field validation of unsupported models.
2016-12-29 12:01:48 -05:00
known_related_objects
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
logging_tests
Fixed #27579 -- Added aliases for Python 3's assertion names in SimpleTestCase.
2016-12-07 17:42:31 -05:00
lookup
Fixed #27498 -- Fixed filtering on annotated DecimalField on SQLite.
2016-12-24 10:38:48 -05:00
m2m_and_m2o
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m2m_intermediary
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m2m_multiple
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m2m_recursive
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
m2m_regress
Fixed #27579 -- Added aliases for Python 3's assertion names in SimpleTestCase.
2016-12-07 17:42:31 -05:00
m2m_signals
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
m2m_through
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
m2m_through_regress
Fixed typo in m2m_through_regress test methods.
2016-12-23 15:32:30 -05:00
m2o_recursive
Fixed #26747 -- Used more specific assertions in the Django test suite.
2016-06-16 14:19:18 -04:00
mail
Fixed #27696 -- Measured email long lines on encoded content
2017-01-06 16:04:59 +01:00
managers_regress
Fixed #27073 -- Removed duplicated managers in Model._meta.managers.
2016-08-19 01:24:45 +07:00
many_to_many
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
many_to_one
Fixed #27579 -- Added aliases for Python 3's assertion names in SimpleTestCase.
2016-12-07 17:42:31 -05:00
many_to_one_null
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
max_lengths
Refs #27358 -- Removed invalid/unneeded FileField.upload_to in tests/docs.
2016-11-30 17:05:31 -05:00
messages_tests
Fixed #27688 -- Made messages' add_message() request check use ducktyping.
2017-01-09 18:03:10 -05:00
middleware
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
middleware_exceptions
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
migrate_signals
Fixed #27100 -- Included already applied migration changes in the pre-migrate state.
2016-08-24 01:17:48 -04:00
migration_test_data_persistence
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
migrations
Made contenttypes and auth apps unavailable when not necessary in tests.
2017-01-13 08:50:03 -05:00
migrations2
…
model_fields
Added a test for NullBooleanField.formfield().
2016-12-20 07:57:25 -05:00
model_forms
Fixed #27370 -- Prevented Select widget from using 'required' with a non-empty first value.
2016-12-28 10:45:22 -05:00
model_formsets
Fixed #27416 -- Prevented ModelFormSet from creating objects for invalid PKs in data.
2016-12-06 13:06:58 -05:00
model_formsets_regress
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model_indexes
Refs #26709 -- Added type check for models.Index fields argument.
2016-08-16 09:53:50 -04:00
model_inheritance
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
model_inheritance_regress
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
model_meta
Fixed #27532 -- Deprecated Model._meta.has_auto_field
2016-11-25 13:24:11 -05:00
model_options
Fixed E305 flake8 warnings.
2016-11-14 12:30:46 -05:00
model_package
…
model_permalink
Refs #18974 -- Deprecated @models.permalink() decorator.
2016-10-04 14:39:49 -04:00
model_regress
Fixed #27514 -- Tested Model.__init__ excessive number of fields.
2016-11-20 13:21:59 -05:00
modeladmin
Fixed #26632 -- Skipped admin.E111 list_display_links check if get_list_display() is overridden.
2016-12-22 09:32:11 -05:00
multiple_database
Removed available_apps on TestCase subclasses.
2017-01-13 08:50:03 -05:00
mutually_referential
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nested_foreign_keys
…
no_models
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
null_fk
Fixed #26747 -- Used more specific assertions in the Django test suite.
2016-06-16 14:19:18 -04:00
null_fk_ordering
Fixed many spelling mistakes in code, comments, and docs.
2015-12-03 12:48:24 -05:00
null_queries
Refs #26022 -- Used context manager version of assertRaises in tests.
2016-01-29 12:32:18 -05:00
one_to_one
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
or_lookups
Fixed #27203 -- Replaced assertQuerysetEqual(..., lambda o: o) with assertSequenceEqual().
2016-09-13 10:07:37 -04:00
order_with_respect_to
Fixed #25746 -- Isolated inlined test models registration.
2016-01-06 20:00:07 -05:00
ordering
Fixed #13312 -- Allowed specifying the order of null fields in queries.
2016-12-08 09:54:07 -05:00
pagination
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
postgres_tests
Fixed #25809 -- Added BrinIndex support in django.contrib.postgres.
2017-01-15 13:37:18 +01:00
prefetch_related
Made prefetch_related SQL inspection tests less brittle.
2017-01-09 11:18:32 -05:00
project_template
Fixed #5897 -- Added the Content-Length response header in CommonMiddleware
2016-06-27 10:44:57 +02:00
properties
Refs #26022 -- Used context manager version of assertRaises in tests.
2016-01-29 12:32:18 -05:00
proxy_model_inheritance
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proxy_models
Fixed #27203 -- Replaced assertQuerysetEqual(..., lambda o: o) with assertSequenceEqual().
2016-09-13 10:07:37 -04:00
queries
Fixed #27718 -- Added QuerySet.union(), intersection(), difference().
2017-01-14 08:32:07 -05:00
queryset_pickle
Fixed #27499 -- Made Prefetches pickle without evaluating their QuerySet.
2016-11-23 11:23:14 -05:00
raw_query
Refs #27546 -- Tested some __repr__() methods.
2016-12-01 08:09:38 -05:00
redirects_tests
Refs #26601 -- Deprecated old-style middleware.
2016-05-17 07:22:26 -04:00
requests
Refs #17235 -- Made MultiPartParser leave request.POST immutable.
2016-12-07 08:28:46 -05:00
requirements
Require Jinja2 >= 2.9.2 in test requirements.
2017-01-08 18:43:24 +01:00
reserved_names
Fixed E128 flake8 warnings in tests/.
2016-04-08 10:12:33 -04:00
resolve_url
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
responses
Fixed #27640 -- Fixed HttpResponse's __repr__() without a 'Content-Type' header.
2016-12-27 14:42:58 -05:00
reverse_lookup
Refs #26022 -- Used context manager version of assertRaises in tests.
2016-01-29 12:32:18 -05:00
save_delete_hooks
…
schema
Fixed #27458 -- Fixed invalid sequence/index names when using "USER"."TABLE" db_table on Oracle.
2016-12-30 17:11:12 -05:00
select_for_update
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
select_related
Fixed #26747 -- Used more specific assertions in the Django test suite.
2016-06-16 14:19:18 -04:00
select_related_onetoone
Fixed #27594 -- Fixed select_related() with reverse self-referential OneToOneField.
2016-12-14 07:46:27 -05:00
select_related_regress
Fixed #27203 -- Replaced assertQuerysetEqual(..., lambda o: o) with assertSequenceEqual().
2016-09-13 10:07:37 -04:00
serializers
Refs #27546 -- Tested some __repr__() methods.
2016-12-01 08:09:38 -05:00
servers
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
sessions_tests
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
settings_tests
Fixed #27626 -- Moved MEDIA_URL/STATIC_URL validation to a system check.
2016-12-23 10:55:00 -05:00
shell
Fixed #27721 -- Added interface name to shell's IPython/bython import error.
2017-01-12 13:12:21 -05:00
shortcuts
Removed unused view and url from shortcuts tests.
2016-04-12 07:54:34 -04:00
signals
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
signed_cookies_tests
Fixed #26747 -- Used more specific assertions in the Django test suite.
2016-06-16 14:19:18 -04:00
signing
Fixed E128 flake8 warnings in tests/.
2016-04-08 10:12:33 -04:00
sitemaps_tests
Added tests for contrib.sitemaps.ping_google().
2016-11-22 18:27:19 -05:00
sites_framework
Refs #24227 -- Replaced M2M isinstance checks by field.many_to_many
2016-03-19 09:24:27 +01:00
sites_tests
Fixed #27181 -- Allowed contrib.sites to match domains with trailing ".".
2016-11-29 18:17:10 -05:00
staticfiles_tests
Fixed #24452 -- Fixed HashedFilesMixin correctness with nested paths.
2017-01-11 09:21:29 -05:00
str
Fixed #25746 -- Isolated inlined test models registration.
2016-01-06 20:00:07 -05:00
string_lookup
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
swappable_models
Removed available_apps on TestCase subclasses.
2017-01-13 08:50:03 -05:00
syndication_tests
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
template_backends
Fixed #27258 -- Prohibited django.Template.render() with non-dict context.
2016-12-28 16:03:20 -05:00
template_loader
Fixed #25788 -- Enabled the cached template loader if debug is False.
2016-09-03 09:06:33 -04:00
template_tests
Fixed #24423 -- Reorganized i18n tag tests.
2017-01-06 10:33:07 -05:00
templates
Fixed #27313 -- Allowed overriding admin popup response template.
2016-12-14 18:10:56 -05:00
test_client
Refs #27184 -- Fixed unclosed file ResourceWarning in test_client test.
2016-12-12 12:41:38 -05:00
test_client_regress
Fixed #27698 -- Added django.test.utils.ContextList.get()
2017-01-06 19:23:42 -05:00
test_discovery_sample
Refs #25735 -- Made @tag decorator importable from django.test.
2016-02-19 14:21:00 -05:00
test_discovery_sample2
…
test_exceptions
…
test_runner
Refs #25415 -- Fixed/silenced check errors in Django's test suite.
2016-12-28 15:16:10 -05:00
test_utils
Refs #16614 -- Made QuerySet.iterator() use server-side cursors on PostgreSQL.
2017-01-11 09:25:37 -05:00
timezones
Fixed #27579 -- Added aliases for Python 3's assertion names in SimpleTestCase.
2016-12-07 17:42:31 -05:00
transaction_hooks
Fixed #26627 -- Fixed on_commit callbacks execution order when callbacks make transactions.
2016-05-18 09:09:48 -04:00
transactions
Refs #16682 -- Replaced signal number with equivalent signal.SIGINT.
2016-11-25 07:07:57 -05:00
unmanaged_models
Removed British/Austrialian word: whilist.
2015-12-31 14:29:52 -05:00
update
Refs #27392 -- Removed "Tests that", "Ensures that", etc. from test docstrings.
2016-11-10 21:30:21 -05:00
update_only_fields
Refs #26207 -- Removed obsolete comments about deferred model classes.
2016-11-20 18:22:13 -05:00
urlpatterns_reverse
Fixed #27713 -- Clarified NoReverseMatch error message when no view is found.
2017-01-11 21:40:18 -05:00
user_commands
Skipped unnecessary system checks in user_commands test.
2017-01-09 17:23:24 -05:00
utils_tests
Fixed #27699 -- Added negative timedelta support to parse_duration()
2017-01-14 11:17:54 +01:00
validation
Replaced use of TestCase.fail() with assertRaises().
2016-06-28 11:21:26 -04:00
validators
Fixed E305 flake8 warnings.
2016-11-14 12:30:46 -05:00
version
Fixed #27579 -- Added aliases for Python 3's assertion names in SimpleTestCase.
2016-12-07 17:42:31 -05:00
view_tests
Fixed #27418 -- Fixed occasional missing plural forms in JavaScriptCatalog.
2016-12-14 18:20:30 -05:00
wsgi
Fixed E305 flake8 warnings.
2016-11-14 12:30:46 -05:00
.coveragerc
…
README.rst
Updated "running the tests" to use 'pip install -e'.
2016-10-27 08:18:56 -04:00
runtests.py
Refs #25415 -- Fixed/silenced check errors in Django's test suite.
2016-12-28 15:16:10 -05:00
test_sqlite.py
…
urls.py
…

README.rst 

To run the test suite, first, create and activate a virtual environment. Then
install some requirements and run the tests::

    $ cd tests
    $ pip install -e ..
    $ pip install -r requirements/py3.txt  # or py2.txt
    $ ./runtests.py

For more information about the test suite, see
https://docs.djangoproject.com/en/dev/internals/contributing/writing-code/unit-tests/.