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Moved migrations.test_operations.OperationTestBase to migrations.test_base.
Co-Authored-By: Daniel Tao <daniel.tao@gmail.com>
This commit is contained in:
Mads Jensen
committed by
Mariusz Felisiak
Mariusz Felisiak
parent
85458e94e3
commit
b10d322c41
@@ -10,163 +10,13 @@ from django.db.utils import IntegrityError
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from django.test import SimpleTestCase, override_settings, skipUnlessDBFeature
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from .models import FoodManager, FoodQuerySet, UnicodeModel
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from .test_base import MigrationTestBase
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from .test_base import OperationTestBase
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class Mixin:
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pass
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class OperationTestBase(MigrationTestBase):
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"""
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Common functions to help test operations.
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"""
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@classmethod
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def setUpClass(cls):
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super().setUpClass()
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cls._initial_table_names = frozenset(connection.introspection.table_names())
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def tearDown(self):
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self.cleanup_test_tables()
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super().tearDown()
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def cleanup_test_tables(self):
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table_names = frozenset(connection.introspection.table_names()) - self._initial_table_names
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with connection.schema_editor() as editor:
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with connection.constraint_checks_disabled():
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for table_name in table_names:
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editor.execute(editor.sql_delete_table % {
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'table': editor.quote_name(table_name),
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})
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def apply_operations(self, app_label, project_state, operations, atomic=True):
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migration = Migration('name', app_label)
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migration.operations = operations
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with connection.schema_editor(atomic=atomic) as editor:
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return migration.apply(project_state, editor)
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def unapply_operations(self, app_label, project_state, operations, atomic=True):
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migration = Migration('name', app_label)
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migration.operations = operations
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with connection.schema_editor(atomic=atomic) as editor:
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return migration.unapply(project_state, editor)
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def make_test_state(self, app_label, operation, **kwargs):
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"""
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Makes a test state using set_up_test_model and returns the
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original state and the state after the migration is applied.
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"""
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project_state = self.set_up_test_model(app_label, **kwargs)
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new_state = project_state.clone()
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operation.state_forwards(app_label, new_state)
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return project_state, new_state
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def set_up_test_model(
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self, app_label, second_model=False, third_model=False, index=False, multicol_index=False,
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related_model=False, mti_model=False, proxy_model=False, manager_model=False,
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unique_together=False, options=False, db_table=None, index_together=False, constraints=None):
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"""
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Creates a test model state and database table.
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"""
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# Make the "current" state
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model_options = {
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"swappable": "TEST_SWAP_MODEL",
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"index_together": [["weight", "pink"]] if index_together else [],
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"unique_together": [["pink", "weight"]] if unique_together else [],
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}
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if options:
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model_options["permissions"] = [("can_groom", "Can groom")]
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if db_table:
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model_options["db_table"] = db_table
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operations = [migrations.CreateModel(
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"Pony",
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[
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("id", models.AutoField(primary_key=True)),
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("pink", models.IntegerField(default=3)),
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("weight", models.FloatField()),
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],
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options=model_options,
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)]
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if index:
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operations.append(migrations.AddIndex(
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"Pony",
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models.Index(fields=["pink"], name="pony_pink_idx")
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))
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if multicol_index:
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operations.append(migrations.AddIndex(
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"Pony",
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models.Index(fields=["pink", "weight"], name="pony_test_idx")
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))
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if constraints:
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for constraint in constraints:
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operations.append(migrations.AddConstraint(
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"Pony",
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constraint,
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))
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if second_model:
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operations.append(migrations.CreateModel(
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"Stable",
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[
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("id", models.AutoField(primary_key=True)),
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]
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))
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if third_model:
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operations.append(migrations.CreateModel(
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"Van",
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[
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("id", models.AutoField(primary_key=True)),
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]
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))
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if related_model:
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operations.append(migrations.CreateModel(
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"Rider",
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[
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("id", models.AutoField(primary_key=True)),
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("pony", models.ForeignKey("Pony", models.CASCADE)),
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("friend", models.ForeignKey("self", models.CASCADE))
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],
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))
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if mti_model:
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operations.append(migrations.CreateModel(
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"ShetlandPony",
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fields=[
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('pony_ptr', models.OneToOneField(
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'Pony',
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models.CASCADE,
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auto_created=True,
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parent_link=True,
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primary_key=True,
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to_field='id',
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serialize=False,
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)),
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("cuteness", models.IntegerField(default=1)),
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],
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bases=['%s.Pony' % app_label],
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))
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if proxy_model:
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operations.append(migrations.CreateModel(
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"ProxyPony",
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fields=[],
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options={"proxy": True},
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bases=['%s.Pony' % app_label],
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))
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if manager_model:
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operations.append(migrations.CreateModel(
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"Food",
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fields=[
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("id", models.AutoField(primary_key=True)),
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],
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managers=[
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("food_qs", FoodQuerySet.as_manager()),
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("food_mgr", FoodManager("a", "b")),
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("food_mgr_kwargs", FoodManager("x", "y", 3, 4)),
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]
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))
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return self.apply_operations(app_label, ProjectState(), operations)
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class OperationTests(OperationTestBase):
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"""
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Tests running the operations and making sure they do what they say they do.
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