Python django.db.migrations.AlterIndexTogether() Examples

The following are 18 code examples of django.db.migrations.AlterIndexTogether(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module django.db.migrations , or try the search function .
Example #1
Source File: test_optimizer.py    From djongo with GNU Affero General Public License v3.0 5 votes vote down vote up 
def test_alter_alter_index_model(self):
        self._test_alter_alter_model(
            migrations.AlterIndexTogether("Foo", [["a", "b"]]),
            migrations.AlterIndexTogether("Foo", [["a", "c"]]),
        )
Example #2
Source File: test_operations.py    From djongo with GNU Affero General Public License v3.0 5 votes vote down vote up 
def test_alter_index_together_remove(self):
        operation = migrations.AlterIndexTogether("Pony", None)
        self.assertEqual(operation.describe(), "Alter index_together for Pony (0 constraint(s))")
Example #3
Source File: test_operations.py    From djongo with GNU Affero General Public License v3.0 5 votes vote down vote up 
def test_alter_index_together(self):
        """
        Tests the AlterIndexTogether operation.
        """
        project_state = self.set_up_test_model("test_alinto")
        # Test the state alteration
        operation = migrations.AlterIndexTogether("Pony", [("pink", "weight")])
        self.assertEqual(operation.describe(), "Alter index_together for Pony (1 constraint(s))")
        new_state = project_state.clone()
        operation.state_forwards("test_alinto", new_state)
        self.assertEqual(len(project_state.models["test_alinto", "pony"].options.get("index_together", set())), 0)
        self.assertEqual(len(new_state.models["test_alinto", "pony"].options.get("index_together", set())), 1)
        # Make sure there's no matching index
        self.assertIndexNotExists("test_alinto_pony", ["pink", "weight"])
        # Test the database alteration
        with connection.schema_editor() as editor:
            operation.database_forwards("test_alinto", editor, project_state, new_state)
        self.assertIndexExists("test_alinto_pony", ["pink", "weight"])
        # And test reversal
        with connection.schema_editor() as editor:
            operation.database_backwards("test_alinto", editor, new_state, project_state)
        self.assertIndexNotExists("test_alinto_pony", ["pink", "weight"])
        # And deconstruction
        definition = operation.deconstruct()
        self.assertEqual(definition[0], "AlterIndexTogether")
        self.assertEqual(definition[1], [])
        self.assertEqual(definition[2], {'name': "Pony", 'index_together': {("pink", "weight")}})
Example #4
Source File: test_optimizer.py    From djongo with GNU Affero General Public License v3.0 5 votes vote down vote up 
def test_alter_alter_index_model(self):
        self._test_alter_alter_model(
            migrations.AlterIndexTogether("Foo", [["a", "b"]]),
            migrations.AlterIndexTogether("Foo", [["a", "c"]]),
        )
Example #5
Source File: test_optimizer.py    From djongo with GNU Affero General Public License v3.0 5 votes vote down vote up 
def _test_alter_alter_model(self, alter_foo, alter_bar):
        """
        Two AlterUniqueTogether/AlterIndexTogether/AlterOrderWithRespectTo
        should collapse into the second.
        """
        self.assertOptimizesTo(
            [
                alter_foo,
                alter_bar,
            ],
            [
                alter_bar,
            ],
        )
Example #6
Source File: test_optimizer.py    From djongo with GNU Affero General Public License v3.0 5 votes vote down vote up 
def test_create_alter_index_delete_model(self):
        self._test_create_alter_foo_delete_model(migrations.AlterIndexTogether("Foo", [["a", "b"]]))
Example #7
Source File: test_optimizer.py    From djongo with GNU Affero General Public License v3.0 5 votes vote down vote up 
def _test_create_alter_foo_delete_model(self, alter_foo):
        """
        CreateModel, AlterModelTable, AlterUniqueTogether/AlterIndexTogether/
        AlterOrderWithRespectTo, and DeleteModel should collapse into nothing.
        """
        self.assertOptimizesTo(
            [
                migrations.CreateModel("Foo", [("name", models.CharField(max_length=255))]),
                migrations.AlterModelTable("Foo", "woohoo"),
                alter_foo,
                migrations.DeleteModel("Foo"),
            ],
            [],
        )
Example #8
Source File: test_operations.py    From djongo with GNU Affero General Public License v3.0 5 votes vote down vote up 
def test_alter_index_together_remove(self):
        operation = migrations.AlterIndexTogether("Pony", None)
        self.assertEqual(operation.describe(), "Alter index_together for Pony (0 constraint(s))")
Example #9
Source File: test_optimizer.py    From djongo with GNU Affero General Public License v3.0 5 votes vote down vote up 
def test_create_alter_index_field(self):
        self._test_create_alter_foo_field(migrations.AlterIndexTogether("Foo", [["a", "b"]]))
Example #10
Source File: test_optimizer.py    From django-sqlserver with MIT License 5 votes vote down vote up 
def _test_create_alter_foo_delete_model(self, alter_foo):
        """
        CreateModel, AlterModelTable, AlterUniqueTogether/AlterIndexTogether/
        AlterOrderWithRespectTo, and DeleteModel should collapse into nothing.
        """
        self.assertOptimizesTo(
            [
                migrations.CreateModel("Foo", [("name", models.CharField(max_length=255))]),
                migrations.AlterModelTable("Foo", "woohoo"),
                alter_foo,
                migrations.DeleteModel("Foo"),
            ],
            [],
        )
Example #11
Source File: test_optimizer.py    From djongo with GNU Affero General Public License v3.0 5 votes vote down vote up 
def _test_alter_alter_model(self, alter_foo, alter_bar):
        """
        Two AlterUniqueTogether/AlterIndexTogether/AlterOrderWithRespectTo
        should collapse into the second.
        """
        self.assertOptimizesTo(
            [
                alter_foo,
                alter_bar,
            ],
            [
                alter_bar,
            ],
        )
Example #12
Source File: test_optimizer.py    From djongo with GNU Affero General Public License v3.0 5 votes vote down vote up 
def test_create_alter_index_delete_model(self):
        self._test_create_alter_foo_delete_model(migrations.AlterIndexTogether("Foo", [["a", "b"]]))
Example #13
Source File: test_optimizer.py    From djongo with GNU Affero General Public License v3.0 5 votes vote down vote up 
def _test_create_alter_foo_delete_model(self, alter_foo):
        """
        CreateModel, AlterModelTable, AlterUniqueTogether/AlterIndexTogether/
        AlterOrderWithRespectTo, and DeleteModel should collapse into nothing.
        """
        self.assertOptimizesTo(
            [
                migrations.CreateModel("Foo", [("name", models.CharField(max_length=255))]),
                migrations.AlterModelTable("Foo", "woohoo"),
                alter_foo,
                migrations.DeleteModel("Foo"),
            ],
            [],
        )
Example #14
Source File: test_operations.py    From django-sqlserver with MIT License 5 votes vote down vote up 
def test_alter_index_together_remove(self):
        operation = migrations.AlterIndexTogether("Pony", None)
        self.assertEqual(operation.describe(), "Alter index_together for Pony (0 constraint(s))")
Example #15
Source File: test_optimizer.py    From django-sqlserver with MIT License 5 votes vote down vote up 
def test_create_alter_index_field(self):
        self._test_create_alter_foo_field(migrations.AlterIndexTogether("Foo", [["a", "b"]]))
Example #16
Source File: test_optimizer.py    From django-sqlserver with MIT License 5 votes vote down vote up 
def test_alter_alter_index_model(self):
        self._test_alter_alter_model(
            migrations.AlterIndexTogether("Foo", [["a", "b"]]),
            migrations.AlterIndexTogether("Foo", [["a", "c"]]),
        )
Example #17
Source File: test_optimizer.py    From django-sqlserver with MIT License 5 votes vote down vote up 
def _test_alter_alter_model(self, alter_foo, alter_bar):
        """
        Two AlterUniqueTogether/AlterIndexTogether/AlterOrderWithRespectTo
        should collapse into the second.
        """
        self.assertOptimizesTo(
            [
                alter_foo,
                alter_bar,
            ],
            [
                alter_bar,
            ],
        )
Example #18
Source File: test_optimizer.py    From django-sqlserver with MIT License 5 votes vote down vote up 
def test_create_alter_index_delete_model(self):
        self._test_create_alter_foo_delete_model(migrations.AlterIndexTogether("Foo", [["a", "b"]]))