Fixed #25388 -- Added an option to allow disabling of migrations during test database creation.

2 files changed, 20 insertions, 12 deletions

diff --git a/django/db/backends/base/creation.py b/django/db/backends/base/creation.py
index f36d60a5fe..dd3407bac3 100644
--- a/django/db/backends/base/creation.py
+++ b/django/db/backends/base/creation.py
@@ -61,16 +61,17 @@ class BaseDatabaseCreation:
         settings.DATABASES[self.connection.alias]["NAME"] = test_database_name
         self.connection.settings_dict["NAME"] = test_database_name
 
-        # We report migrate messages at one level lower than that requested.
-        # This ensures we don't get flooded with messages during testing
-        # (unless you really ask to be flooded).
-        call_command(
-            'migrate',
-            verbosity=max(verbosity - 1, 0),
-            interactive=False,
-            database=self.connection.alias,
-            run_syncdb=True,
-        )
+        if self.connection.settings_dict['TEST']['MIGRATE']:
+            # We report migrate messages at one level lower than that
+            # requested. This ensures we don't get flooded with messages during
+            # testing (unless you really ask to be flooded).
+            call_command(
+                'migrate',
+                verbosity=max(verbosity - 1, 0),
+                interactive=False,
+                database=self.connection.alias,
+                run_syncdb=True,
+            )
 
         # We then serialize the current state of the database into a string
         # and store it on the connection. This slightly horrific process is so people
diff --git a/django/db/utils.py b/django/db/utils.py
index 4bd119227f..28afa6cd07 100644
--- a/django/db/utils.py
+++ b/django/db/utils.py
@@ -194,8 +194,15 @@ class ConnectionHandler:
             raise ConnectionDoesNotExist("The connection %s doesn't exist" % alias)
 
         test_settings = conn.setdefault('TEST', {})
-        for key in ['CHARSET', 'COLLATION', 'NAME', 'MIRROR']:
-            test_settings.setdefault(key, None)
+        default_test_settings = [
+            ('CHARSET', None),
+            ('COLLATION', None),
+            ('MIGRATE', True),
+            ('MIRROR', None),
+            ('NAME', None),
+        ]
+        for key, value in default_test_settings:
+            test_settings.setdefault(key, value)
 
     def __getitem__(self, alias):
         if hasattr(self._connections, alias):