Python django.db.migrations.AlterIndexTogether() Examples

The following are 18 code examples for showing how to use django.db.migrations.AlterIndexTogether(). These examples are extracted from open source projects. 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.

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Example 1
Project: django-sqlserver   Author: denisenkom   File: test_optimizer.py    License: 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 2
Project: django-sqlserver   Author: denisenkom   File: test_optimizer.py    License: 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"]]))
Example 3
Project: django-sqlserver   Author: denisenkom   File: test_optimizer.py    License: 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 4
Project: django-sqlserver   Author: denisenkom   File: test_optimizer.py    License: 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 5
Project: django-sqlserver   Author: denisenkom   File: test_optimizer.py    License: 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 6
Project: django-sqlserver   Author: denisenkom   File: test_operations.py    License: 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 7
Project: djongo   Author: nesdis   File: test_optimizer.py    License: 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
Project: djongo   Author: nesdis   File: test_optimizer.py    License: 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 9
Project: djongo   Author: nesdis   File: test_optimizer.py    License: 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 10
Project: djongo   Author: nesdis   File: test_optimizer.py    License: 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 11
Project: djongo   Author: nesdis   File: test_optimizer.py    License: 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 12
Project: djongo   Author: nesdis   File: test_operations.py    License: 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 13
Project: djongo   Author: nesdis   File: test_optimizer.py    License: 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
Project: djongo   Author: nesdis   File: test_optimizer.py    License: 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 15
Project: djongo   Author: nesdis   File: test_optimizer.py    License: 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 16
Project: djongo   Author: nesdis   File: test_optimizer.py    License: 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 17
Project: djongo   Author: nesdis   File: test_operations.py    License: 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 18
Project: djongo   Author: nesdis   File: test_operations.py    License: 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))")