also add option for dbport in do_tests create extension call

do_tests.py

@@ -248,8 +248,12 @@
         # add unaccent if needed
         for extension in extensions:
             logging.info("Adding extension %s", extension)
-            result = call([
-                'psql', dbname, '-c', 'CREATE EXTENSION %s;' % extension])
+            create_extension = [
+                'psql', dbname, '-c', 'CREATE EXTENSION %s;' % extension]
+            if dbport:
+                create_extension.append('-p')
+                create_extension.append(dbport)
+            result = call(create_extension)
             if result:
                 return result