zulip/zerver/tests/test_migrations.py

67 lines
3.2 KiB
Python

# These are tests for Zulip's database migrations. System documented at:
# https://zulip.readthedocs.io/en/latest/subsystems/schema-migrations.html
#
# You can also read
# https://www.caktusgroup.com/blog/2016/02/02/writing-unit-tests-django-migrations/
# to get a tutorial on the framework that inspired this feature.
from zerver.lib.test_classes import MigrationsTestCase
from zerver.lib.test_helpers import use_db_models, make_client
from django.utils.timezone import now as timezone_now
from django.db.migrations.state import StateApps
from django.db.models.base import ModelBase
from zerver.models import get_stream
class EmojiName2IdTestCase(MigrationsTestCase):
migrate_from = '0144_remove_realm_create_generic_bot_by_admins_only'
migrate_to = '0145_reactions_realm_emoji_name_to_id'
@use_db_models
def setUpBeforeMigration(self, apps: StateApps) -> None:
Reaction = apps.get_model('zerver', 'Reaction')
RealmEmoji = apps.get_model('zerver', 'RealmEmoji')
Message = apps.get_model('zerver', 'Message')
Recipient = apps.get_model('zerver', 'Recipient')
sender = self.example_user('iago')
realm = sender.realm
sending_client = make_client(name="test suite")
stream_name = 'Denmark'
stream = get_stream(stream_name, realm)
subject = 'foo'
def send_fake_message(message_content: str, stream: ModelBase) -> ModelBase:
recipient = Recipient.objects.get(type_id=stream.id, type=2)
return Message.objects.create(sender = sender,
recipient = recipient,
subject = subject,
content = message_content,
pub_date = timezone_now(),
sending_client = sending_client)
message = send_fake_message('Test 1', stream)
# Create reactions for all the realm emoji's on the message we faked.
for realm_emoji in RealmEmoji.objects.all():
reaction = Reaction(user_profile=sender, message=message,
emoji_name=realm_emoji.name, emoji_code=realm_emoji.name,
reaction_type='realm_emoji')
reaction.save()
realm_emoji_reactions_count = Reaction.objects.filter(reaction_type='realm_emoji').count()
self.assertEqual(realm_emoji_reactions_count, 1)
def test_tags_migrated(self) -> None:
"""Test runs after the migration, and verifies the data was migrated correctly"""
Reaction = self.apps.get_model('zerver', 'Reaction')
RealmEmoji = self.apps.get_model('zerver', 'RealmEmoji')
realm_emoji_reactions = Reaction.objects.filter(reaction_type='realm_emoji')
realm_emoji_reactions_count = realm_emoji_reactions.count()
self.assertEqual(realm_emoji_reactions_count, 1)
for reaction in realm_emoji_reactions:
realm_emoji = RealmEmoji.objects.get(
realm_id=reaction.user_profile.realm_id,
name=reaction.emoji_name)
self.assertEqual(reaction.emoji_code, str(realm_emoji.id))