Added missing method to TenantTestCase. Fixes #227.

tenant_schemas/test/cases.py

@@ -1,6 +1,10 @@
+import django
+from django.core.management import call_command
 from django.db import connection
 from django.test import TestCase
+
 from tenant_schemas.utils import get_tenant_model
+from tenant_schemas.utils import get_public_schema_name
 
 
 class TenantTestCase(TestCase):
@@ -20,3 +24,20 @@ class TenantTestCase(TestCase):
 
         cursor = connection.cursor()
         cursor.execute('DROP SCHEMA test CASCADE')
+
+    @classmethod
+    def sync_shared(cls):
+        if django.VERSION >= (1, 7, 0):
+            call_command('migrate_schemas',
+                         schema_name=get_public_schema_name(),
+                         interactive=False,
+                         verbosity=0)
+        else:
+            call_command('sync_schemas',
+                         schema_name=get_public_schema_name(),
+                         tenant=False,
+                         public=True,
+                         interactive=False,
+                         migrate_all=True,
+                         verbosity=0,
+                         )