diff --git a/tests/lib/rules/radix.js b/tests/lib/rules/radix.js
index 6aedda0e806a..315f7bac70da 100644
--- a/tests/lib/rules/radix.js
+++ b/tests/lib/rules/radix.js
@@ -80,6 +80,15 @@ ruleTester.run("radix", rule, {
                 suggestions: [{ messageId: "addRadixParameter10", output: "parseInt(\"10\", 10);" }]
             }]
         },
+        {
+            code: "parseInt(\"10\",);", // Function parameter with trailing comma
+            parserOptions: { ecmaVersion: 2017 },
+            errors: [{
+                messageId: "missingRadix",
+                type: "CallExpression",
+                suggestions: [{ messageId: "addRadixParameter10", output: "parseInt(\"10\", 10,);" }]
+            }]
+        },
         {
             code: "parseInt(\"10\", null);",
             errors: [{