diff --git a/django/db/backends/mysql/introspection.py b/django/db/backends/mysql/introspection.py index 457c8b7f48..b429e6a3cf 100644 --- a/django/db/backends/mysql/introspection.py +++ b/django/db/backends/mysql/introspection.py @@ -6,6 +6,7 @@ from MySQLdb.constants import FIELD_TYPE from django.db.backends.base.introspection import ( BaseDatabaseIntrospection, FieldInfo, TableInfo, ) +from django.db.models.indexes import Index from django.utils.datastructures import OrderedSet from django.utils.deprecation import RemovedInDjango21Warning from django.utils.encoding import force_text @@ -217,7 +218,7 @@ class DatabaseIntrospection(BaseDatabaseIntrospection): 'foreign_key': None, } constraints[index]['index'] = True - constraints[index]['type'] = type_.lower() + constraints[index]['type'] = Index.suffix if type_ == 'BTREE' else type_.lower() constraints[index]['columns'].add(column) # Convert the sorted sets to lists for constraint in constraints.values(): diff --git a/django/db/backends/oracle/introspection.py b/django/db/backends/oracle/introspection.py index 7af2a18a8d..2d04fdac56 100644 --- a/django/db/backends/oracle/introspection.py +++ b/django/db/backends/oracle/introspection.py @@ -281,7 +281,7 @@ class DatabaseIntrospection(BaseDatabaseIntrospection): "foreign_key": None, "check": False, "index": True, - "type": 'btree' if type_ == 'normal' else type_, + "type": 'idx' if type_ == 'normal' else type_, } # Record the details constraints[constraint]['columns'].append(column) diff --git a/django/db/backends/postgresql/introspection.py b/django/db/backends/postgresql/introspection.py index e9d7d0225f..c75f06f873 100644 --- a/django/db/backends/postgresql/introspection.py +++ b/django/db/backends/postgresql/introspection.py @@ -5,6 +5,7 @@ import warnings from django.db.backends.base.introspection import ( BaseDatabaseIntrospection, FieldInfo, TableInfo, ) +from django.db.models.indexes import Index from django.utils.deprecation import RemovedInDjango21Warning from django.utils.encoding import force_text @@ -236,7 +237,7 @@ class DatabaseIntrospection(BaseDatabaseIntrospection): "foreign_key": None, "check": False, "index": True, - "type": type_, + "type": Index.suffix if type_ == 'btree' else type_, "definition": definition, "options": options, } diff --git a/django/db/backends/sqlite3/introspection.py b/django/db/backends/sqlite3/introspection.py index 7d24ca6f26..637a6a5332 100644 --- a/django/db/backends/sqlite3/introspection.py +++ b/django/db/backends/sqlite3/introspection.py @@ -4,6 +4,7 @@ import warnings from django.db.backends.base.introspection import ( BaseDatabaseIntrospection, FieldInfo, TableInfo, ) +from django.db.models.indexes import Index from django.utils.deprecation import RemovedInDjango21Warning field_size_re = re.compile(r'^\s*(?:var)?char\s*\(\s*(\d+)\s*\)\s*$') @@ -262,7 +263,7 @@ class DatabaseIntrospection(BaseDatabaseIntrospection): # Add type and column orders for indexes if constraints[index]['index'] and not constraints[index]['unique']: # SQLite doesn't support any index type other than b-tree - constraints[index]['type'] = 'btree' + constraints[index]['type'] = Index.suffix cursor.execute( "SELECT sql FROM sqlite_master " "WHERE type='index' AND name=%s" % self.connection.ops.quote_name(index) diff --git a/tests/introspection/tests.py b/tests/introspection/tests.py index 816c4a9b37..18283f6fbb 100644 --- a/tests/introspection/tests.py +++ b/tests/introspection/tests.py @@ -3,6 +3,7 @@ from __future__ import unicode_literals from unittest import skipUnless from django.db import connection +from django.db.models import Index from django.db.utils import DatabaseError from django.test import TransactionTestCase, mock, skipUnlessDBFeature from django.test.utils import ignore_warnings @@ -193,7 +194,7 @@ class IntrospectionTests(TransactionTestCase): for key, val in constraints.items(): if val['columns'] == ['headline', 'pub_date']: index = val - self.assertEqual(index['type'], 'btree') + self.assertEqual(index['type'], Index.suffix) @skipUnlessDBFeature('supports_index_column_ordering') def test_get_constraints_indexes_orders(self): diff --git a/tests/model_indexes/tests.py b/tests/model_indexes/tests.py index 0e276dbd15..33e4bfaa7c 100644 --- a/tests/model_indexes/tests.py +++ b/tests/model_indexes/tests.py @@ -1,10 +1,13 @@ from django.db import models -from django.test import TestCase +from django.test import SimpleTestCase from .models import Book -class IndexesTests(TestCase): +class IndexesTests(SimpleTestCase): + + def test_suffix(self): + self.assertEqual(models.Index.suffix, 'idx') def test_repr(self): index = models.Index(fields=['title']) diff --git a/tests/postgres_tests/test_indexes.py b/tests/postgres_tests/test_indexes.py index 9298b86e73..db61561200 100644 --- a/tests/postgres_tests/test_indexes.py +++ b/tests/postgres_tests/test_indexes.py @@ -9,6 +9,9 @@ from .models import CharFieldModel, IntegerArrayModel @skipUnlessDBFeature('has_brin_index_support') class BrinIndexTests(PostgreSQLTestCase): + def test_suffix(self): + self.assertEqual(BrinIndex.suffix, 'brin') + def test_repr(self): index = BrinIndex(fields=['title'], pages_per_range=4) another_index = BrinIndex(fields=['title']) @@ -41,6 +44,9 @@ class BrinIndexTests(PostgreSQLTestCase): class GinIndexTests(PostgreSQLTestCase): + def test_suffix(self): + self.assertEqual(GinIndex.suffix, 'gin') + def test_repr(self): index = GinIndex(fields=['title']) self.assertEqual(repr(index), "") @@ -84,7 +90,7 @@ class SchemaTests(PostgreSQLTestCase): editor.add_index(IntegerArrayModel, index) constraints = self.get_constraints(IntegerArrayModel._meta.db_table) # Check gin index was added - self.assertEqual(constraints[index_name]['type'], 'gin') + self.assertEqual(constraints[index_name]['type'], GinIndex.suffix) # Drop the index with connection.schema_editor() as editor: editor.remove_index(IntegerArrayModel, index) @@ -97,7 +103,7 @@ class SchemaTests(PostgreSQLTestCase): with connection.schema_editor() as editor: editor.add_index(CharFieldModel, index) constraints = self.get_constraints(CharFieldModel._meta.db_table) - self.assertEqual(constraints[index_name]['type'], 'brin') + self.assertEqual(constraints[index_name]['type'], BrinIndex.suffix) self.assertEqual(constraints[index_name]['options'], ['pages_per_range=4']) with connection.schema_editor() as editor: editor.remove_index(CharFieldModel, index)