Don't generate lines with only whitespace
diff --git a/tests/scripts/generate_test_code.py b/tests/scripts/generate_test_code.py
index 3ff7a41..45fb1f5 100755
--- a/tests/scripts/generate_test_code.py
+++ b/tests/scripts/generate_test_code.py
@@ -136,11 +136,11 @@
wrapper = '''
void {name}_wrapper( void ** params )
{{
- {unused_params}
-{locals}
+{unused_params}{locals}
{name}( {args} );
}}
-'''.format(name=name, unused_params='(void)params;' if len(args_dispatch) == 0 else '',
+'''.format(name=name,
+ unused_params='' if args_dispatch else ' (void) params;\n',
args=', '.join(args_dispatch),
locals=locals)
return wrapper