mirror of https://github.com/django/django.git
414 lines
20 KiB
Python
414 lines
20 KiB
Python
import unittest
|
|
from unittest import mock
|
|
|
|
from migrations.test_base import OperationTestBase
|
|
|
|
from django.db import NotSupportedError, connection
|
|
from django.db.migrations.state import ProjectState
|
|
from django.db.models import Index
|
|
from django.db.utils import ProgrammingError
|
|
from django.test import modify_settings, override_settings, skipUnlessDBFeature
|
|
from django.test.utils import CaptureQueriesContext
|
|
|
|
from . import PostgreSQLTestCase
|
|
|
|
try:
|
|
from django.contrib.postgres.indexes import BrinIndex, BTreeIndex
|
|
from django.contrib.postgres.operations import (
|
|
AddIndexConcurrently, BloomExtension, CreateCollation, CreateExtension,
|
|
RemoveCollation, RemoveIndexConcurrently,
|
|
)
|
|
except ImportError:
|
|
pass
|
|
|
|
|
|
@unittest.skipUnless(connection.vendor == 'postgresql', 'PostgreSQL specific tests.')
|
|
@modify_settings(INSTALLED_APPS={'append': 'migrations'})
|
|
class AddIndexConcurrentlyTests(OperationTestBase):
|
|
app_label = 'test_add_concurrently'
|
|
|
|
def test_requires_atomic_false(self):
|
|
project_state = self.set_up_test_model(self.app_label)
|
|
new_state = project_state.clone()
|
|
operation = AddIndexConcurrently(
|
|
'Pony',
|
|
Index(fields=['pink'], name='pony_pink_idx'),
|
|
)
|
|
msg = (
|
|
'The AddIndexConcurrently operation cannot be executed inside '
|
|
'a transaction (set atomic = False on the migration).'
|
|
)
|
|
with self.assertRaisesMessage(NotSupportedError, msg):
|
|
with connection.schema_editor(atomic=True) as editor:
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
|
|
def test_add(self):
|
|
project_state = self.set_up_test_model(self.app_label, index=False)
|
|
table_name = '%s_pony' % self.app_label
|
|
index = Index(fields=['pink'], name='pony_pink_idx')
|
|
new_state = project_state.clone()
|
|
operation = AddIndexConcurrently('Pony', index)
|
|
self.assertEqual(
|
|
operation.describe(),
|
|
'Concurrently create index pony_pink_idx on field(s) pink of '
|
|
'model Pony'
|
|
)
|
|
operation.state_forwards(self.app_label, new_state)
|
|
self.assertEqual(len(new_state.models[self.app_label, 'pony'].options['indexes']), 1)
|
|
self.assertIndexNotExists(table_name, ['pink'])
|
|
# Add index.
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
self.assertIndexExists(table_name, ['pink'])
|
|
# Reversal.
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_backwards(self.app_label, editor, new_state, project_state)
|
|
self.assertIndexNotExists(table_name, ['pink'])
|
|
# Deconstruction.
|
|
name, args, kwargs = operation.deconstruct()
|
|
self.assertEqual(name, 'AddIndexConcurrently')
|
|
self.assertEqual(args, [])
|
|
self.assertEqual(kwargs, {'model_name': 'Pony', 'index': index})
|
|
|
|
def test_add_other_index_type(self):
|
|
project_state = self.set_up_test_model(self.app_label, index=False)
|
|
table_name = '%s_pony' % self.app_label
|
|
new_state = project_state.clone()
|
|
operation = AddIndexConcurrently(
|
|
'Pony',
|
|
BrinIndex(fields=['pink'], name='pony_pink_brin_idx'),
|
|
)
|
|
self.assertIndexNotExists(table_name, ['pink'])
|
|
# Add index.
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
self.assertIndexExists(table_name, ['pink'], index_type='brin')
|
|
# Reversal.
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_backwards(self.app_label, editor, new_state, project_state)
|
|
self.assertIndexNotExists(table_name, ['pink'])
|
|
|
|
def test_add_with_options(self):
|
|
project_state = self.set_up_test_model(self.app_label, index=False)
|
|
table_name = '%s_pony' % self.app_label
|
|
new_state = project_state.clone()
|
|
index = BTreeIndex(fields=['pink'], name='pony_pink_btree_idx', fillfactor=70)
|
|
operation = AddIndexConcurrently('Pony', index)
|
|
self.assertIndexNotExists(table_name, ['pink'])
|
|
# Add index.
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
self.assertIndexExists(table_name, ['pink'], index_type='btree')
|
|
# Reversal.
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_backwards(self.app_label, editor, new_state, project_state)
|
|
self.assertIndexNotExists(table_name, ['pink'])
|
|
|
|
|
|
@unittest.skipUnless(connection.vendor == 'postgresql', 'PostgreSQL specific tests.')
|
|
@modify_settings(INSTALLED_APPS={'append': 'migrations'})
|
|
class RemoveIndexConcurrentlyTests(OperationTestBase):
|
|
app_label = 'test_rm_concurrently'
|
|
|
|
def test_requires_atomic_false(self):
|
|
project_state = self.set_up_test_model(self.app_label, index=True)
|
|
new_state = project_state.clone()
|
|
operation = RemoveIndexConcurrently('Pony', 'pony_pink_idx')
|
|
msg = (
|
|
'The RemoveIndexConcurrently operation cannot be executed inside '
|
|
'a transaction (set atomic = False on the migration).'
|
|
)
|
|
with self.assertRaisesMessage(NotSupportedError, msg):
|
|
with connection.schema_editor(atomic=True) as editor:
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
|
|
def test_remove(self):
|
|
project_state = self.set_up_test_model(self.app_label, index=True)
|
|
table_name = '%s_pony' % self.app_label
|
|
self.assertTableExists(table_name)
|
|
new_state = project_state.clone()
|
|
operation = RemoveIndexConcurrently('Pony', 'pony_pink_idx')
|
|
self.assertEqual(
|
|
operation.describe(),
|
|
'Concurrently remove index pony_pink_idx from Pony',
|
|
)
|
|
operation.state_forwards(self.app_label, new_state)
|
|
self.assertEqual(len(new_state.models[self.app_label, 'pony'].options['indexes']), 0)
|
|
self.assertIndexExists(table_name, ['pink'])
|
|
# Remove index.
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
self.assertIndexNotExists(table_name, ['pink'])
|
|
# Reversal.
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_backwards(self.app_label, editor, new_state, project_state)
|
|
self.assertIndexExists(table_name, ['pink'])
|
|
# Deconstruction.
|
|
name, args, kwargs = operation.deconstruct()
|
|
self.assertEqual(name, 'RemoveIndexConcurrently')
|
|
self.assertEqual(args, [])
|
|
self.assertEqual(kwargs, {'model_name': 'Pony', 'name': 'pony_pink_idx'})
|
|
|
|
|
|
class NoMigrationRouter():
|
|
def allow_migrate(self, db, app_label, **hints):
|
|
return False
|
|
|
|
|
|
@unittest.skipUnless(connection.vendor == 'postgresql', 'PostgreSQL specific tests.')
|
|
class CreateExtensionTests(PostgreSQLTestCase):
|
|
app_label = 'test_allow_create_extention'
|
|
|
|
@override_settings(DATABASE_ROUTERS=[NoMigrationRouter()])
|
|
def test_no_allow_migrate(self):
|
|
operation = CreateExtension('tablefunc')
|
|
project_state = ProjectState()
|
|
new_state = project_state.clone()
|
|
# Don't create an extension.
|
|
with CaptureQueriesContext(connection) as captured_queries:
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
self.assertEqual(len(captured_queries), 0)
|
|
# Reversal.
|
|
with CaptureQueriesContext(connection) as captured_queries:
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_backwards(self.app_label, editor, new_state, project_state)
|
|
self.assertEqual(len(captured_queries), 0)
|
|
|
|
def test_allow_migrate(self):
|
|
operation = CreateExtension('tablefunc')
|
|
self.assertEqual(operation.migration_name_fragment, 'create_extension_tablefunc')
|
|
project_state = ProjectState()
|
|
new_state = project_state.clone()
|
|
# Create an extension.
|
|
with CaptureQueriesContext(connection) as captured_queries:
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
self.assertEqual(len(captured_queries), 4)
|
|
self.assertIn('CREATE EXTENSION IF NOT EXISTS', captured_queries[1]['sql'])
|
|
# Reversal.
|
|
with CaptureQueriesContext(connection) as captured_queries:
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_backwards(self.app_label, editor, new_state, project_state)
|
|
self.assertEqual(len(captured_queries), 2)
|
|
self.assertIn('DROP EXTENSION IF EXISTS', captured_queries[1]['sql'])
|
|
|
|
def test_create_existing_extension(self):
|
|
operation = BloomExtension()
|
|
self.assertEqual(operation.migration_name_fragment, 'create_extension_bloom')
|
|
project_state = ProjectState()
|
|
new_state = project_state.clone()
|
|
# Don't create an existing extension.
|
|
with CaptureQueriesContext(connection) as captured_queries:
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
self.assertEqual(len(captured_queries), 3)
|
|
self.assertIn('SELECT', captured_queries[0]['sql'])
|
|
|
|
def test_drop_nonexistent_extension(self):
|
|
operation = CreateExtension('tablefunc')
|
|
project_state = ProjectState()
|
|
new_state = project_state.clone()
|
|
# Don't drop a nonexistent extension.
|
|
with CaptureQueriesContext(connection) as captured_queries:
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_backwards(self.app_label, editor, project_state, new_state)
|
|
self.assertEqual(len(captured_queries), 1)
|
|
self.assertIn('SELECT', captured_queries[0]['sql'])
|
|
|
|
|
|
@unittest.skipUnless(connection.vendor == 'postgresql', 'PostgreSQL specific tests.')
|
|
class CreateCollationTests(PostgreSQLTestCase):
|
|
app_label = 'test_allow_create_collation'
|
|
|
|
@override_settings(DATABASE_ROUTERS=[NoMigrationRouter()])
|
|
def test_no_allow_migrate(self):
|
|
operation = CreateCollation('C_test', locale='C')
|
|
project_state = ProjectState()
|
|
new_state = project_state.clone()
|
|
# Don't create a collation.
|
|
with CaptureQueriesContext(connection) as captured_queries:
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
self.assertEqual(len(captured_queries), 0)
|
|
# Reversal.
|
|
with CaptureQueriesContext(connection) as captured_queries:
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_backwards(self.app_label, editor, new_state, project_state)
|
|
self.assertEqual(len(captured_queries), 0)
|
|
|
|
def test_create(self):
|
|
operation = CreateCollation('C_test', locale='C')
|
|
self.assertEqual(operation.migration_name_fragment, 'create_collation_c_test')
|
|
self.assertEqual(operation.describe(), 'Create collation C_test')
|
|
project_state = ProjectState()
|
|
new_state = project_state.clone()
|
|
# Create a collation.
|
|
with CaptureQueriesContext(connection) as captured_queries:
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
self.assertEqual(len(captured_queries), 1)
|
|
self.assertIn('CREATE COLLATION', captured_queries[0]['sql'])
|
|
# Creating the same collation raises an exception.
|
|
with self.assertRaisesMessage(ProgrammingError, 'already exists'):
|
|
with connection.schema_editor(atomic=True) as editor:
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
# Reversal.
|
|
with CaptureQueriesContext(connection) as captured_queries:
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_backwards(self.app_label, editor, new_state, project_state)
|
|
self.assertEqual(len(captured_queries), 1)
|
|
self.assertIn('DROP COLLATION', captured_queries[0]['sql'])
|
|
# Deconstruction.
|
|
name, args, kwargs = operation.deconstruct()
|
|
self.assertEqual(name, 'CreateCollation')
|
|
self.assertEqual(args, [])
|
|
self.assertEqual(kwargs, {'name': 'C_test', 'locale': 'C'})
|
|
|
|
@skipUnlessDBFeature('supports_non_deterministic_collations')
|
|
def test_create_non_deterministic_collation(self):
|
|
operation = CreateCollation(
|
|
'case_insensitive_test',
|
|
'und-u-ks-level2',
|
|
provider='icu',
|
|
deterministic=False,
|
|
)
|
|
project_state = ProjectState()
|
|
new_state = project_state.clone()
|
|
# Create a collation.
|
|
with CaptureQueriesContext(connection) as captured_queries:
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
self.assertEqual(len(captured_queries), 1)
|
|
self.assertIn('CREATE COLLATION', captured_queries[0]['sql'])
|
|
# Reversal.
|
|
with CaptureQueriesContext(connection) as captured_queries:
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_backwards(self.app_label, editor, new_state, project_state)
|
|
self.assertEqual(len(captured_queries), 1)
|
|
self.assertIn('DROP COLLATION', captured_queries[0]['sql'])
|
|
# Deconstruction.
|
|
name, args, kwargs = operation.deconstruct()
|
|
self.assertEqual(name, 'CreateCollation')
|
|
self.assertEqual(args, [])
|
|
self.assertEqual(kwargs, {
|
|
'name': 'case_insensitive_test',
|
|
'locale': 'und-u-ks-level2',
|
|
'provider': 'icu',
|
|
'deterministic': False,
|
|
})
|
|
|
|
@skipUnlessDBFeature('supports_alternate_collation_providers')
|
|
def test_create_collation_alternate_provider(self):
|
|
operation = CreateCollation(
|
|
'german_phonebook_test',
|
|
provider='icu',
|
|
locale='de-u-co-phonebk',
|
|
)
|
|
project_state = ProjectState()
|
|
new_state = project_state.clone()
|
|
# Create an collation.
|
|
with CaptureQueriesContext(connection) as captured_queries:
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
self.assertEqual(len(captured_queries), 1)
|
|
self.assertIn('CREATE COLLATION', captured_queries[0]['sql'])
|
|
# Reversal.
|
|
with CaptureQueriesContext(connection) as captured_queries:
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_backwards(self.app_label, editor, new_state, project_state)
|
|
self.assertEqual(len(captured_queries), 1)
|
|
self.assertIn('DROP COLLATION', captured_queries[0]['sql'])
|
|
|
|
def test_nondeterministic_collation_not_supported(self):
|
|
operation = CreateCollation(
|
|
'case_insensitive_test',
|
|
provider='icu',
|
|
locale='und-u-ks-level2',
|
|
deterministic=False,
|
|
)
|
|
project_state = ProjectState()
|
|
new_state = project_state.clone()
|
|
msg = 'Non-deterministic collations require PostgreSQL 12+.'
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
with mock.patch(
|
|
'django.db.backends.postgresql.features.DatabaseFeatures.'
|
|
'supports_non_deterministic_collations',
|
|
False,
|
|
):
|
|
with self.assertRaisesMessage(NotSupportedError, msg):
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
|
|
def test_collation_with_icu_provider_raises_error(self):
|
|
operation = CreateCollation(
|
|
'german_phonebook',
|
|
provider='icu',
|
|
locale='de-u-co-phonebk',
|
|
)
|
|
project_state = ProjectState()
|
|
new_state = project_state.clone()
|
|
msg = 'Non-libc providers require PostgreSQL 10+.'
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
with mock.patch(
|
|
'django.db.backends.postgresql.features.DatabaseFeatures.'
|
|
'supports_alternate_collation_providers',
|
|
False,
|
|
):
|
|
with self.assertRaisesMessage(NotSupportedError, msg):
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
|
|
|
|
@unittest.skipUnless(connection.vendor == 'postgresql', 'PostgreSQL specific tests.')
|
|
class RemoveCollationTests(PostgreSQLTestCase):
|
|
app_label = 'test_allow_remove_collation'
|
|
|
|
@override_settings(DATABASE_ROUTERS=[NoMigrationRouter()])
|
|
def test_no_allow_migrate(self):
|
|
operation = RemoveCollation('C_test', locale='C')
|
|
project_state = ProjectState()
|
|
new_state = project_state.clone()
|
|
# Don't create a collation.
|
|
with CaptureQueriesContext(connection) as captured_queries:
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
self.assertEqual(len(captured_queries), 0)
|
|
# Reversal.
|
|
with CaptureQueriesContext(connection) as captured_queries:
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_backwards(self.app_label, editor, new_state, project_state)
|
|
self.assertEqual(len(captured_queries), 0)
|
|
|
|
def test_remove(self):
|
|
operation = CreateCollation('C_test', locale='C')
|
|
project_state = ProjectState()
|
|
new_state = project_state.clone()
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
|
|
operation = RemoveCollation('C_test', locale='C')
|
|
self.assertEqual(operation.migration_name_fragment, 'remove_collation_c_test')
|
|
self.assertEqual(operation.describe(), 'Remove collation C_test')
|
|
project_state = ProjectState()
|
|
new_state = project_state.clone()
|
|
# Remove a collation.
|
|
with CaptureQueriesContext(connection) as captured_queries:
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
self.assertEqual(len(captured_queries), 1)
|
|
self.assertIn('DROP COLLATION', captured_queries[0]['sql'])
|
|
# Removing a nonexistent collation raises an exception.
|
|
with self.assertRaisesMessage(ProgrammingError, 'does not exist'):
|
|
with connection.schema_editor(atomic=True) as editor:
|
|
operation.database_forwards(self.app_label, editor, project_state, new_state)
|
|
# Reversal.
|
|
with CaptureQueriesContext(connection) as captured_queries:
|
|
with connection.schema_editor(atomic=False) as editor:
|
|
operation.database_backwards(self.app_label, editor, new_state, project_state)
|
|
self.assertEqual(len(captured_queries), 1)
|
|
self.assertIn('CREATE COLLATION', captured_queries[0]['sql'])
|
|
# Deconstruction.
|
|
name, args, kwargs = operation.deconstruct()
|
|
self.assertEqual(name, 'RemoveCollation')
|
|
self.assertEqual(args, [])
|
|
self.assertEqual(kwargs, {'name': 'C_test', 'locale': 'C'})
|