[1.5.x] Fixed #19192 -- Allowed running tests with dummy db backend

Thanks Simon Charette for the initial patch, and Jan Bednařík for
his work on the ticket.
Backport of b740da3504 from master.

1 files changed, 5 insertions, 1 deletions

diff --git a/django/db/backends/dummy/base.py b/django/db/backends/dummy/base.py
index 12a940d3a2..b648aae9c9 100644
--- a/django/db/backends/dummy/base.py
+++ b/django/db/backends/dummy/base.py
@@ -31,6 +31,10 @@ class DatabaseOperations(BaseDatabaseOperations):
 class DatabaseClient(BaseDatabaseClient):
     runshell = complain
 
+class DatabaseCreation(BaseDatabaseCreation):
+    create_test_db = ignore
+    destroy_test_db = ignore
+
 class DatabaseIntrospection(BaseDatabaseIntrospection):
     get_table_list = complain
     get_table_description = complain
@@ -64,6 +68,6 @@ class DatabaseWrapper(BaseDatabaseWrapper):
         self.features = BaseDatabaseFeatures(self)
         self.ops = DatabaseOperations(self)
         self.client = DatabaseClient(self)
-        self.creation = BaseDatabaseCreation(self)
+        self.creation = DatabaseCreation(self)
         self.introspection = DatabaseIntrospection(self)
         self.validation = BaseDatabaseValidation(self)