diff --git a/tests/UnitTests/TemplateSource/X_Scopes/ScopeTest.php b/tests/UnitTests/TemplateSource/X_Scopes/ScopeTest.php
index 8c0a7156e..8febf2e0c 100644
--- a/tests/UnitTests/TemplateSource/X_Scopes/ScopeTest.php
+++ b/tests/UnitTests/TemplateSource/X_Scopes/ScopeTest.php
@@ -299,4 +299,12 @@ public function testFunctionScope()
         $this->smarty->assign('scope', 'none');
         $r = $this->smarty->fetch('test_function_scope.tpl');
     }
+
+	public function testFunctionScopeIsLocalByDefault()
+	{
+		$r = $this->smarty->fetch('string:{function name=test}{$var="b"}{/function}{$var="a"}{test}{$var}');
+		$this->assertEquals('a', $r);
+	}
+
+
 }