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features.py
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from django.db.backends.base.features import BaseDatabaseFeatures
from django.utils.functional import cached_property
class DatabaseFeatures(BaseDatabaseFeatures):
minimum_database_version = (6, 0)
allow_sliced_subqueries_with_in = False
allows_multiple_constraints_on_same_fields = False
can_create_inline_fk = False
can_introspect_foreign_keys = False
can_return_rows_from_bulk_insert = True
greatest_least_ignores_nulls = True
has_json_object_function = False
has_native_json_field = True
supports_boolean_expr_in_select_clause = True
supports_collation_on_charfield = False
supports_column_check_constraints = False
supports_date_lookup_using_string = False
supports_deferrable_unique_constraints = False
supports_explaining_query_execution = True
supports_expression_defaults = False
supports_expression_indexes = False
supports_foreign_keys = False
supports_ignore_conflicts = False
supports_json_field_contains = False
# BSON Date type doesn't support microsecond precision.
supports_microsecond_precision = False
supports_paramstyle_pyformat = False
supports_select_difference = False
supports_select_intersection = False
supports_sequence_reset = False
supports_slicing_ordering_in_compound = True
supports_table_check_constraints = False
supports_temporal_subtraction = True
# MongoDB stores datetimes in UTC.
supports_timezones = False
# Not implemented: https://github.com/mongodb/django-mongodb-backend/issues/7
supports_transactions = False
supports_unspecified_pk = True
uses_savepoints = False
_django_test_expected_failures = {
# $concat only supports strings, not int
"db_functions.text.test_concat.ConcatTests.test_concat_non_str",
# QuerySet.order_by() with annotation transform doesn't work:
# "Expression $mod takes exactly 2 arguments. 1 were passed in"
# https://github.com/django/django/commit/b0ad41198b3e333f57351e3fce5a1fb47f23f376
"aggregation.tests.AggregateTestCase.test_order_by_aggregate_transform",
# 'NulledTransform' object has no attribute 'as_mql'.
"lookup.tests.LookupTests.test_exact_none_transform",
# "Save with update_fields did not affect any rows."
"basic.tests.SelectOnSaveTests.test_select_on_save_lying_update",
# BaseExpression.convert_value() crashes with Decimal128.
"aggregation.tests.AggregateTestCase.test_combine_different_types",
"annotations.tests.NonAggregateAnnotationTestCase.test_combined_f_expression_annotation_with_aggregation",
# Pattern lookups that use regexMatch don't work on JSONField:
# Unsupported conversion from array to string in $convert
"model_fields.test_jsonfield.TestQuerying.test_icontains",
# MongoDB gives ROUND(365, -1)=360 instead of 370 like other databases.
"db_functions.math.test_round.RoundTests.test_integer_with_negative_precision",
# Truncating in another timezone doesn't work becauase MongoDB converts
# the result back to UTC.
"db_functions.datetime.test_extract_trunc.DateFunctionWithTimeZoneTests.test_trunc_func_with_timezone",
"db_functions.datetime.test_extract_trunc.DateFunctionWithTimeZoneTests.test_trunc_timezone_applied_before_truncation",
# Unexpected alias_refcount in alias_map.
"queries.tests.Queries1Tests.test_order_by_tables",
# The $sum aggregation returns 0 instead of None for null.
"aggregation.test_filter_argument.FilteredAggregateTests.test_plain_annotate",
"aggregation.tests.AggregateTestCase.test_aggregation_default_passed_another_aggregate",
"aggregation.tests.AggregateTestCase.test_annotation_expressions",
"aggregation.tests.AggregateTestCase.test_reverse_fkey_annotate",
"aggregation_regress.tests.AggregationTests.test_annotation_disjunction",
"aggregation_regress.tests.AggregationTests.test_decimal_aggregate_annotation_filter",
# subclasses of BaseDatabaseWrapper may require an is_usable() method
"backends.tests.BackendTestCase.test_is_usable_after_database_disconnects",
# Connection creation doesn't follow the usual Django API.
"backends.tests.ThreadTests.test_pass_connection_between_threads",
"backends.tests.ThreadTests.test_default_connection_thread_local",
"test_utils.tests.DisallowedDatabaseQueriesTests.test_disallowed_thread_database_connection",
# Object of type ObjectId is not JSON serializable.
"auth_tests.test_views.LoginTest.test_login_session_without_hash_session_key",
# GenericRelation.value_to_string() assumes integer pk.
"contenttypes_tests.test_fields.GenericRelationTests.test_value_to_string",
# icontains doesn't work on ArrayField:
# Unsupported conversion from array to string in $convert
"model_fields_.test_arrayfield.QueryingTests.test_icontains",
# ArrayField's contained_by lookup crashes with Exists: "both operands "
# of $setIsSubset must be arrays. Second argument is of type: null"
# https://jira.mongodb.org/browse/SERVER-99186
"model_fields_.test_arrayfield.QueryingTests.test_contained_by_subquery",
}
# $bitAnd, #bitOr, and $bitXor are new in MongoDB 6.3.
_django_test_expected_failures_bitwise = {
"expressions.tests.ExpressionOperatorTests.test_lefthand_bitwise_and",
"expressions.tests.ExpressionOperatorTests.test_lefthand_bitwise_or",
"expressions.tests.ExpressionOperatorTests.test_lefthand_bitwise_xor",
"expressions.tests.ExpressionOperatorTests.test_lefthand_bitwise_xor_null",
"expressions.tests.ExpressionOperatorTests.test_lefthand_bitwise_xor_right_null",
"expressions.tests.ExpressionOperatorTests.test_lefthand_transformed_field_bitwise_or",
}
@cached_property
def django_test_expected_failures(self):
expected_failures = super().django_test_expected_failures
expected_failures.update(self._django_test_expected_failures)
if not self.is_mongodb_6_3:
expected_failures.update(self._django_test_expected_failures_bitwise)
return expected_failures
django_test_skips = {
"Database defaults aren't supported by MongoDB.": {
# bson.errors.InvalidDocument: cannot encode object:
# <django.db.models.expressions.DatabaseDefault
"basic.tests.ModelInstanceCreationTests.test_save_primary_with_db_default",
"constraints.tests.UniqueConstraintTests.test_database_default",
"field_defaults.tests.DefaultTests",
"migrations.test_operations.OperationTests.test_add_field_both_defaults",
"migrations.test_operations.OperationTests.test_add_field_database_default",
"migrations.test_operations.OperationTests.test_add_field_database_default_special_char_escaping",
"migrations.test_operations.OperationTests.test_alter_field_add_database_default",
"migrations.test_operations.OperationTests.test_alter_field_change_blank_nullable_database_default_to_not_null",
"migrations.test_operations.OperationTests.test_alter_field_change_default_to_database_default",
"migrations.test_operations.OperationTests.test_alter_field_change_nullable_to_database_default_not_null",
"migrations.test_operations.OperationTests.test_alter_field_change_nullable_to_decimal_database_default_not_null",
"schema.tests.SchemaTests.test_db_default_output_field_resolving",
"schema.tests.SchemaTests.test_rename_keep_db_default",
"validation.test_unique.PerformUniqueChecksTest.test_unique_db_default",
},
"Insert expressions aren't supported.": {
"bulk_create.tests.BulkCreateTests.test_bulk_insert_now",
"bulk_create.tests.BulkCreateTests.test_bulk_insert_expressions",
"expressions.tests.BasicExpressionsTests.test_new_object_create",
"expressions.tests.BasicExpressionsTests.test_new_object_save",
"expressions.tests.BasicExpressionsTests.test_object_create_with_aggregate",
"expressions.tests.BasicExpressionsTests.test_object_create_with_f_expression_in_subquery",
"expressions.tests.BasicExpressionsTests.test_object_update_unsaved_objects",
# PI()
"db_functions.math.test_round.RoundTests.test_decimal_with_precision",
"db_functions.math.test_round.RoundTests.test_float_with_precision",
},
"Check constraints are not supported.": {
# Constraint.validate() crashes:
# AttributeError: 'NoneType' object has no attribute 'db_table'
"constraints.tests.CheckConstraintTests.test_database_default",
"constraints.tests.CheckConstraintTests.test_validate",
"constraints.tests.CheckConstraintTests.test_validate_boolean_expressions",
"constraints.tests.CheckConstraintTests.test_validate_custom_error",
"constraints.tests.CheckConstraintTests.test_validate_jsonfield_exact",
"constraints.tests.CheckConstraintTests.test_validate_nullable_field_with_none",
"constraints.tests.CheckConstraintTests.test_validate_nullable_jsonfield",
"constraints.tests.CheckConstraintTests.test_validate_pk_field",
"constraints.tests.CheckConstraintTests.test_validate_rawsql_expressions_noop",
},
"MongoDB doesn't rename an index when a field is renamed.": {
"migrations.test_operations.OperationTests.test_rename_field_index_together",
"migrations.test_operations.OperationTests.test_rename_field_unique_together",
},
"Pattern lookups on UUIDField are not supported.": {
"model_fields.test_uuid.TestQuerying.test_contains",
"model_fields.test_uuid.TestQuerying.test_endswith",
"model_fields.test_uuid.TestQuerying.test_filter_with_expr",
"model_fields.test_uuid.TestQuerying.test_icontains",
"model_fields.test_uuid.TestQuerying.test_iendswith",
"model_fields.test_uuid.TestQuerying.test_iexact",
"model_fields.test_uuid.TestQuerying.test_istartswith",
"model_fields.test_uuid.TestQuerying.test_startswith",
},
"QuerySet.prefetch_related() is not supported on MongoDB.": {
"backends.base.test_creation.TestDeserializeDbFromString.test_serialize_db_to_string_base_manager_with_prefetch_related",
"fixtures.tests.FixtureLoadingTests.test_dumpdata_objects_with_prefetch_related",
"fixtures.tests.FixtureLoadingTests.test_loading_and_dumping",
"m2m_through_regress.test_multitable.MultiTableTests.test_m2m_prefetch_proxied",
"m2m_through_regress.test_multitable.MultiTableTests.test_m2m_prefetch_reverse_proxied",
"many_to_many.tests.ManyToManyQueryTests.test_prefetch_related_no_queries_optimization_disabled",
"many_to_many.tests.ManyToManyTests.test_add_after_prefetch",
"many_to_many.tests.ManyToManyTests.test_add_then_remove_after_prefetch",
"many_to_many.tests.ManyToManyTests.test_clear_after_prefetch",
"many_to_many.tests.ManyToManyTests.test_create_after_prefetch",
"many_to_many.tests.ManyToManyTests.test_remove_after_prefetch",
"many_to_many.tests.ManyToManyTests.test_set_after_prefetch",
"model_forms.tests.OtherModelFormTests.test_prefetch_related_queryset",
"prefetch_related.test_prefetch_related_objects.PrefetchRelatedObjectsTests",
"prefetch_related.test_uuid.UUIDPrefetchRelated",
"prefetch_related.test_uuid.UUIDPrefetchRelatedLookups",
"prefetch_related.tests.CustomPrefetchTests",
"prefetch_related.tests.DefaultManagerTests.test_m2m_then_m2m",
"prefetch_related.tests.ForeignKeyToFieldTest",
"prefetch_related.tests.GenericRelationTests.test_traverse_GFK",
"prefetch_related.tests.LookupOrderingTest.test_order",
"prefetch_related.tests.MultiDbTests.test_using_is_honored_m2m",
"prefetch_related.tests.MultiTableInheritanceTest",
"prefetch_related.tests.PrefetchRelatedTests",
"prefetch_related.tests.ReadPrefetchedObjectsCacheTests",
"prefetch_related.tests.Ticket21410Tests",
"queryset_pickle.tests.PickleabilityTestCase.test_pickle_prefetch_related_with_m2m_and_objects_deletion",
"serializers.test_json.JsonSerializerTestCase.test_serialize_prefetch_related_m2m",
"serializers.test_jsonl.JsonlSerializerTestCase.test_serialize_prefetch_related_m2m",
"serializers.test_xml.XmlSerializerTestCase.test_serialize_prefetch_related_m2m",
"serializers.test_yaml.YamlSerializerTestCase.test_serialize_prefetch_related_m2m",
},
"AutoField not supported.": {
"bulk_create.tests.BulkCreateTests.test_bulk_insert_nullable_fields",
"introspection.tests.IntrospectionTests.test_sequence_list",
"lookup.tests.LookupTests.test_filter_by_reverse_related_field_transform",
"lookup.tests.LookupTests.test_in_ignore_none_with_unhashable_items",
"m2m_through_regress.tests.ThroughLoadDataTestCase.test_sequence_creation",
"many_to_many.tests.ManyToManyTests.test_add_remove_invalid_type",
"many_to_one.tests.ManyToOneTests.test_fk_to_smallautofield",
"many_to_one.tests.ManyToOneTests.test_fk_to_bigautofield",
"migrations.test_operations.OperationTests.test_autofield__bigautofield_foreignfield_growth",
"migrations.test_operations.OperationTests.test_model_with_bigautofield",
"migrations.test_operations.OperationTests.test_smallfield_autofield_foreignfield_growth",
"migrations.test_operations.OperationTests.test_smallfield_bigautofield_foreignfield_growth",
"model_fields.test_autofield.AutoFieldTests",
"model_fields.test_autofield.BigAutoFieldTests",
"model_fields.test_autofield.SmallAutoFieldTests",
"queries.tests.TestInvalidValuesRelation.test_invalid_values",
"schema.tests.SchemaTests.test_alter_autofield_pk_to_bigautofield_pk",
"schema.tests.SchemaTests.test_alter_autofield_pk_to_smallautofield_pk",
},
"Converters aren't run on returning fields from insert.": {
# Unsure this is needed for this backend. Can implement by request.
# https://github.com/django/django/commit/d9de74141e8a920940f1b91ed0a3ccb835b55729
"custom_pk.tests.CustomPKTests.test_auto_field_subclass_bulk_create",
"custom_pk.tests.CustomPKTests.test_auto_field_subclass_create",
},
"MongoDB does not enforce PositiveIntegerField constraint.": {
"model_fields.test_integerfield.PositiveIntegerFieldTests.test_negative_values",
},
"Test assumes integer primary key.": {
"custom_managers.tests.CustomManagersRegressTestCase.test_save_clears_annotations_from_base_manager",
"db_functions.comparison.test_cast.CastTests.test_cast_to_integer_foreign_key",
"expressions.tests.BasicExpressionsTests.test_nested_subquery_outer_ref_with_autofield",
"model_fields.test_foreignkey.ForeignKeyTests.test_to_python",
"queries.test_qs_combinators.QuerySetSetOperationTests.test_order_raises_on_non_selected_column",
"queries.tests.RelatedLookupTypeTests.test_values_queryset_lookup",
"queries.tests.ValuesSubqueryTests.test_values_in_subquery",
"sites_tests.tests.CreateDefaultSiteTests.test_no_site_id",
},
"Cannot use QuerySet.delete() when querying across multiple collections on MongoDB.": {
"admin_changelist.tests.ChangeListTests.test_distinct_for_many_to_many_at_second_level_in_search_fields",
"admin_changelist.tests.ChangeListTests.test_distinct_for_through_m2m_at_second_level_in_list_filter",
"delete.tests.FastDeleteTests.test_fast_delete_aggregation",
"delete.tests.FastDeleteTests.test_fast_delete_empty_no_update_can_self_select",
"delete.tests.FastDeleteTests.test_fast_delete_full_match",
"delete.tests.FastDeleteTests.test_fast_delete_joined_qs",
"delete_regress.tests.DeleteTests.test_meta_ordered_delete",
"delete_regress.tests.Ticket19102Tests.test_ticket_19102_annotate",
"delete_regress.tests.Ticket19102Tests.test_ticket_19102_defer",
"delete_regress.tests.Ticket19102Tests.test_ticket_19102_select_related",
"one_to_one.tests.OneToOneTests.test_o2o_primary_key_delete",
},
"Cannot use QuerySet.delete() when a subquery is required.": {
"custom_managers.tests.CustomManagerTests.test_removal_through_default_m2m_related_manager",
"custom_managers.tests.CustomManagerTests.test_removal_through_specified_m2m_related_manager",
"delete_regress.tests.DeleteTests.test_self_reference_with_through_m2m_at_second_level",
"many_to_many.tests.ManyToManyTests.test_assign",
"many_to_many.tests.ManyToManyTests.test_assign_ids",
"many_to_many.tests.ManyToManyTests.test_clear",
"many_to_many.tests.ManyToManyTests.test_remove",
"many_to_many.tests.ManyToManyTests.test_reverse_assign_with_queryset",
"many_to_many.tests.ManyToManyTests.test_set",
"many_to_many.tests.ManyToManyTests.test_set_existing_different_type",
},
"Cannot use QuerySet.update() when querying across multiple collections on MongoDB.": {
"custom_managers.tests.CustomManagersRegressTestCase.test_refresh_from_db_when_default_manager_filters",
"expressions.tests.BasicExpressionsTests.test_filter_with_join",
"model_inheritance.tests.ModelInheritanceDataTests.test_update_works_on_parent_and_child_models_at_once",
"queries.tests.Queries4Tests.test_ticket7095",
"queries.tests.Queries5Tests.test_ticket9848",
"update.tests.AdvancedTests.test_update_annotated_multi_table_queryset",
"update.tests.AdvancedTests.test_update_ordered_by_m2m_annotation",
"update.tests.AdvancedTests.test_update_ordered_by_m2m_annotation_desc",
},
"QuerySet.extra() is not supported.": {
"aggregation.tests.AggregateTestCase.test_exists_extra_where_with_aggregate",
"annotations.tests.NonAggregateAnnotationTestCase.test_column_field_ordering",
"annotations.tests.NonAggregateAnnotationTestCase.test_column_field_ordering_with_deferred",
"basic.tests.ModelTest.test_extra_method_select_argument_with_dashes",
"basic.tests.ModelTest.test_extra_method_select_argument_with_dashes_and_values",
"defer.tests.DeferTests.test_defer_extra",
"delete_regress.tests.Ticket19102Tests.test_ticket_19102_extra",
"extra_regress.tests.ExtraRegressTests",
"lookup.tests.LookupTests.test_values",
"lookup.tests.LookupTests.test_values_list",
"many_to_one.tests.ManyToOneTests.test_selects",
"ordering.tests.OrderingTests.test_extra_ordering",
"ordering.tests.OrderingTests.test_extra_ordering_quoting",
"ordering.tests.OrderingTests.test_extra_ordering_with_table_name",
"queries.test_qs_combinators.QuerySetSetOperationTests.test_union_multiple_models_with_values_list_and_order_by_extra_select",
"queries.test_qs_combinators.QuerySetSetOperationTests.test_union_with_extra_and_values_list",
"queries.tests.EscapingTests.test_ticket_7302",
"queries.tests.Queries1Tests.test_tickets_1878_2939",
"queries.tests.Queries1Tests.test_tickets_7087_12242",
"queries.tests.Queries5Tests.test_extra_select_literal_percent_s",
"queries.tests.Queries5Tests.test_ticket7256",
"queries.tests.ValuesQuerysetTests.test_extra_multiple_select_params_values_order_by",
"queries.tests.ValuesQuerysetTests.test_extra_select_params_values_order_in_extra",
"queries.tests.ValuesQuerysetTests.test_extra_values",
"queries.tests.ValuesQuerysetTests.test_extra_values_list",
"queries.tests.ValuesQuerysetTests.test_extra_values_order_multiple",
"queries.tests.ValuesQuerysetTests.test_extra_values_order_twice",
"queries.tests.ValuesQuerysetTests.test_flat_extra_values_list",
"queries.tests.ValuesQuerysetTests.test_named_values_list_with_fields",
"queries.tests.ValuesQuerysetTests.test_named_values_list_without_fields",
"select_related.tests.SelectRelatedTests.test_select_related_with_extra",
},
"Test inspects query for SQL": {
"aggregation.tests.AggregateAnnotationPruningTests.test_non_aggregate_annotation_pruned",
"aggregation.tests.AggregateAnnotationPruningTests.test_unreferenced_aggregate_annotation_pruned",
"aggregation.tests.AggregateAnnotationPruningTests.test_unused_aliased_aggregate_pruned",
"aggregation.tests.AggregateAnnotationPruningTests.test_referenced_aggregate_annotation_kept",
"aggregation.tests.AggregateTestCase.test_count_star",
"delete.tests.DeletionTests.test_only_referenced_fields_selected",
"expressions.tests.ExistsTests.test_optimizations",
"lookup.tests.LookupTests.test_in_ignore_none",
"lookup.tests.LookupTests.test_lookup_direct_value_rhs_unwrapped",
"lookup.tests.LookupTests.test_textfield_exact_null",
"many_to_many.tests.ManyToManyQueryTests.test_count_join_optimization_disabled",
"many_to_many.tests.ManyToManyQueryTests.test_exists_join_optimization_disabled",
"many_to_many.tests.ManyToManyTests.test_custom_default_manager_exists_count",
"migrations.test_commands.MigrateTests.test_migrate_syncdb_app_label",
"migrations.test_commands.MigrateTests.test_migrate_syncdb_deferred_sql_executed_with_schemaeditor",
"queries.tests.ExistsSql.test_exists",
"queries.tests.Queries6Tests.test_col_alias_quoted",
"schema.tests.SchemaTests.test_rename_column_renames_deferred_sql_references",
"schema.tests.SchemaTests.test_rename_table_renames_deferred_sql_references",
},
"Test executes raw SQL.": {
"aggregation.tests.AggregateTestCase.test_coalesced_empty_result_set",
"aggregation_regress.tests.AggregationTests.test_annotate_with_extra",
"aggregation_regress.tests.AggregationTests.test_annotation",
"aggregation_regress.tests.AggregationTests.test_more_more3",
"aggregation_regress.tests.AggregationTests.test_more_more_more3",
"annotations.tests.NonAggregateAnnotationTestCase.test_raw_sql_with_inherited_field",
"async.test_async_queryset.AsyncQuerySetTest.test_raw",
"backends.base.test_base.ExecuteWrapperTests",
"backends.tests.BackendTestCase.test_cursor_contextmanager",
"backends.tests.BackendTestCase.test_cursor_executemany",
"backends.tests.BackendTestCase.test_cursor_executemany_with_empty_params_list",
"backends.tests.BackendTestCase.test_cursor_executemany_with_iterator",
"backends.tests.BackendTestCase.test_duplicate_table_error",
"backends.tests.BackendTestCase.test_queries",
"backends.tests.BackendTestCase.test_queries_bare_where",
"backends.tests.BackendTestCase.test_queries_limit",
"backends.tests.BackendTestCase.test_queries_logger",
"backends.tests.BackendTestCase.test_unicode_fetches",
"backends.tests.EscapingChecks",
"backends.test_utils.CursorWrapperTests",
"custom_methods.tests.MethodsTests.test_custom_methods",
"delete_regress.tests.DeleteLockingTest.test_concurrent_delete",
"expressions.tests.BasicExpressionsTests.test_annotate_values_filter",
"expressions.tests.BasicExpressionsTests.test_filtering_on_rawsql_that_is_boolean",
"expressions.tests.BasicExpressionsTests.test_order_by_multiline_sql",
"migrations.test_commands.MigrateTests.test_migrate_plan",
"migrations.test_multidb.MultiDBOperationTests.test_run_sql_migrate_foo_router_with_hints",
"migrations.test_operations.OperationTests.test_run_sql",
"migrations.test_operations.OperationTests.test_run_sql_params",
"migrations.test_operations.OperationTests.test_separate_database_and_state",
"model_fields.test_jsonfield.TestQuerying.test_key_sql_injection_escape",
"model_fields.test_jsonfield.TestQuerying.test_key_transform_raw_expression",
"model_fields.test_jsonfield.TestQuerying.test_nested_key_transform_raw_expression",
"multiple_database.tests.QueryTestCase.test_raw",
"prefetch_related.tests.RawQuerySetTests",
"queries.tests.Queries1Tests.test_order_by_rawsql",
"raw_query.tests.RawQueryTests",
"schema.test_logging.SchemaLoggerTests.test_extra_args",
"schema.tests.SchemaTests.test_remove_constraints_capital_letters",
"test_utils.tests.AllowedDatabaseQueriesTests.test_allowed_database_copy_queries",
"timezones.tests.LegacyDatabaseTests.test_cursor_execute_accepts_naive_datetime",
"timezones.tests.LegacyDatabaseTests.test_cursor_execute_returns_naive_datetime",
"timezones.tests.LegacyDatabaseTests.test_raw_sql",
"timezones.tests.NewDatabaseTests.test_cursor_execute_accepts_naive_datetime",
"timezones.tests.NewDatabaseTests.test_cursor_execute_returns_naive_datetime",
"timezones.tests.NewDatabaseTests.test_cursor_explicit_time_zone",
"timezones.tests.NewDatabaseTests.test_raw_sql",
"view_tests.tests.test_debug.DebugViewQueriesAllowedTests.test_handle_db_exception",
},
"Custom aggregations/functions with SQL don't work on MongoDB.": {
"aggregation.tests.AggregateTestCase.test_add_implementation",
"aggregation.tests.AggregateTestCase.test_multi_arg_aggregate",
"aggregation.tests.AggregateTestCase.test_empty_result_optimization",
"annotations.tests.NonAggregateAnnotationTestCase.test_custom_functions",
"annotations.tests.NonAggregateAnnotationTestCase.test_custom_functions_can_ref_other_functions",
},
"Bilateral transform not implemented.": {
"db_functions.tests.FunctionTests.test_func_transform_bilateral",
"db_functions.tests.FunctionTests.test_func_transform_bilateral_multivalue",
},
"MongoDB does not support this database function.": {
"db_functions.datetime.test_now.NowTests",
"db_functions.math.test_sign.SignTests",
"db_functions.text.test_chr.ChrTests",
"db_functions.text.test_md5.MD5Tests",
"db_functions.text.test_ord.OrdTests",
"db_functions.text.test_pad.PadTests",
"db_functions.text.test_repeat.RepeatTests",
"db_functions.text.test_reverse.ReverseTests",
"db_functions.text.test_right.RightTests",
"db_functions.text.test_sha1.SHA1Tests",
"db_functions.text.test_sha224.SHA224Tests",
"db_functions.text.test_sha256.SHA256Tests",
"db_functions.text.test_sha384.SHA384Tests",
"db_functions.text.test_sha512.SHA512Tests",
},
"ExtractQuarter database function not supported.": {
"db_functions.datetime.test_extract_trunc.DateFunctionTests.test_extract_quarter_func",
"db_functions.datetime.test_extract_trunc.DateFunctionTests.test_extract_quarter_func_boundaries",
},
"TruncDate database function's tzinfo not supported.": {
"model_fields.test_datetimefield.DateTimeFieldTests.test_lookup_date_with_use_tz",
"timezones.tests.NewDatabaseTests.test_query_convert_timezones",
},
"MongoDB can't annotate ($project) a function like PI().": {
"aggregation.tests.AggregateTestCase.test_aggregation_default_using_decimal_from_database",
"db_functions.math.test_pi.PiTests.test",
},
"Can't cast from date to datetime without MongoDB interpreting the new value in UTC.": {
"db_functions.comparison.test_cast.CastTests.test_cast_from_db_date_to_datetime",
"db_functions.comparison.test_cast.CastTests.test_cast_from_db_datetime_to_time",
},
"Casting Python literals doesn't work.": {
"db_functions.comparison.test_cast.CastTests.test_cast_from_python",
"db_functions.comparison.test_cast.CastTests.test_cast_from_python_to_date",
"db_functions.comparison.test_cast.CastTests.test_cast_from_python_to_datetime",
"db_functions.comparison.test_cast.CastTests.test_cast_to_duration",
},
"inspectdb is not supported.": {
"inspectdb.tests.InspectDBTestCase",
"inspectdb.tests.InspectDBTransactionalTests",
},
"DatabaseIntrospection.get_table_description() not supported.": {
"introspection.tests.IntrospectionTests.test_bigautofield",
"introspection.tests.IntrospectionTests.test_get_table_description_col_lengths",
"introspection.tests.IntrospectionTests.test_get_table_description_names",
"introspection.tests.IntrospectionTests.test_get_table_description_nullable",
"introspection.tests.IntrospectionTests.test_get_table_description_types",
"introspection.tests.IntrospectionTests.test_smallautofield",
},
"MongoDB can't introspect primary key.": {
"introspection.tests.IntrospectionTests.test_get_primary_key_column",
"schema.tests.SchemaTests.test_alter_primary_key_the_same_name",
"schema.tests.SchemaTests.test_primary_key",
},
"Known issue querying JSONField.": {
# An ExpressionWrapper annotation with KeyTransform followed by
# .filter(expr__isnull=False) doesn't use KeyTransformIsNull as it
# needs to.
"model_fields.test_jsonfield.TestQuerying.test_expression_wrapper_key_transform",
# There is no way to distinguish between a JSON "null" (represented
# by Value(None, JSONField())) and a SQL null (queried using the
# isnull lookup). Both of these queries return both nulls.
"model_fields.test_jsonfield.TestSaveLoad.test_json_null_different_from_sql_null",
# Some queries with Q objects, e.g. Q(value__foo="bar"), don't work
# properly, particularly with QuerySet.exclude().
"model_fields.test_jsonfield.TestQuerying.test_lookup_exclude",
"model_fields.test_jsonfield.TestQuerying.test_lookup_exclude_nonexistent_key",
# Queries like like QuerySet.filter(value__j=None) incorrectly
# returns objects where the key doesn't exist.
"model_fields.test_jsonfield.TestQuerying.test_none_key",
"model_fields.test_jsonfield.TestQuerying.test_none_key_exclude",
},
"Queries without a collection aren't supported on MongoDB.": {
"queries.test_q.QCheckTests",
"queries.test_query.TestQueryNoModel",
},
"MongoDB doesn't use CursorDebugWrapper.": {
# It prevents RuntimeWarning for import-time queries from working.
# https://github.com/django/django/commit/fbd16438f46bc2128926958ad24331da5d1b406f
"apps.tests.QueryPerformingAppTests",
"backends.tests.LastExecutedQueryTest.test_last_executed_query",
"backends.tests.LastExecutedQueryTest.test_last_executed_query_with_duplicate_params",
"backends.tests.LastExecutedQueryTest.test_query_encoding",
},
"Test not applicable for MongoDB's SQLCompiler.": {
"queries.test_iterator.QuerySetIteratorTests",
},
"Support for views not implemented.": {
"introspection.tests.IntrospectionTests.test_table_names_with_views",
},
"Connection health checks not implemented.": {
"backends.base.test_base.ConnectionHealthChecksTests",
},
"transaction.atomic() is not supported.": {
"backends.base.test_base.DatabaseWrapperLoggingTests",
"migrations.test_executor.ExecutorTests.test_atomic_operation_in_non_atomic_migration",
"migrations.test_operations.OperationTests.test_run_python_atomic",
},
"transaction.rollback() is not supported.": {
"transactions.tests.AtomicMiscTests.test_mark_for_rollback_on_error_in_autocommit",
"transactions.tests.AtomicMiscTests.test_mark_for_rollback_on_error_in_transaction",
"transactions.tests.NonAutocommitTests.test_orm_query_after_error_and_rollback",
},
"migrate --fake-initial is not supported.": {
"migrations.test_commands.MigrateTests.test_migrate_fake_initial",
"migrations.test_commands.MigrateTests.test_migrate_fake_split_initial",
"migrations.test_executor.ExecutorTests.test_soft_apply",
},
"Test works in isolation but fails on CI.": {
# Probably something to do with lack of transaction support.
"migration_test_data_persistence.tests.MigrationDataNormalPersistenceTestCase.test_persistence",
},
"Database caching not implemented.": {
"cache.tests.CreateCacheTableForDBCacheTests",
"cache.tests.DBCacheTests",
"cache.tests.DBCacheWithTimeZoneTests",
},
"FilteredRelation not supported.": {
# https://github.com/mongodb/django-mongodb-backend/issues/157
"filtered_relation.tests.FilteredRelationAggregationTests",
"filtered_relation.tests.FilteredRelationAnalyticalAggregationTests",
"filtered_relation.tests.FilteredRelationTests",
"queryset_pickle.tests.PickleabilityTestCase.test_pickle_filteredrelation",
},
"Broken test.": {
# This test uses a database router that only allows the auth_user
# table to be created on "other", but then writes users to
# "default". It can raise IntegrityError when run alongside other
# tests because the auth_user table isn't flushed between tests.
"multiple_database.tests.AuthTestCase.test_dumpdata",
},
"ForeignObject is not supported.": {
"foreign_object.test_agnostic_order_trimjoin.TestLookupQuery.test_deep_mixed_backward",
"foreign_object.test_empty_join.RestrictedConditionsTests",
"foreign_object.tests.MultiColumnFKTests",
"foreign_object.tests.TestExtraJoinFilterQ",
},
"Custom lookups are not supported.": {
"custom_lookups.tests.BilateralTransformTests",
"custom_lookups.tests.LookupTests.test_basic_lookup",
"custom_lookups.tests.LookupTests.test_custom_name_lookup",
"custom_lookups.tests.LookupTests.test_div3_extract",
"custom_lookups.tests.SubqueryTransformTests.test_subquery_usage",
},
}
@cached_property
def is_mongodb_6_3(self):
return self.connection.get_database_version() >= (6, 3)