1 files changed, 21 insertions, 0 deletions
diff --git a/cli/tests/unit_node/querystring_test.ts b/cli/tests/unit_node/querystring_test.ts
index d750bed95..ce2747db2 100644
--- a/cli/tests/unit_node/querystring_test.ts
+++ b/cli/tests/unit_node/querystring_test.ts
@@ -28,3 +28,24 @@ Deno.test({
     });
   },
 });
+
+// https://github.com/denoland/deno/issues/21734
+Deno.test({
+  name: "stringify options no encode",
+  fn() {
+    assertEquals(
+      stringify(
+        {
+          a: "hello",
+          b: 5,
+          c: true,
+          d: ["foo", "bar"],
+        },
+        "&",
+        "=",
+        {},
+      ),
+      "a=hello&b=5&c=true&d=foo&d=bar",
+    );
+  },
+});