1 files changed, 48 insertions, 0 deletions
diff --git a/tests/node_compat/test/parallel/test-querystring-escape.js b/tests/node_compat/test/parallel/test-querystring-escape.js
new file mode 100644
index 000000000..f4f635af1
--- /dev/null
+++ b/tests/node_compat/test/parallel/test-querystring-escape.js
@@ -0,0 +1,48 @@
+// deno-fmt-ignore-file
+// deno-lint-ignore-file
+
+// Copyright Joyent and Node contributors. All rights reserved. MIT license.
+// Taken from Node 18.12.1
+// This file is automatically generated by `tools/node_compat/setup.ts`. Do not modify this file manually.
+
+'use strict';
+require('../common');
+const assert = require('assert');
+
+const qs = require('querystring');
+
+assert.strictEqual(qs.escape(5), '5');
+assert.strictEqual(qs.escape('test'), 'test');
+assert.strictEqual(qs.escape({}), '%5Bobject%20Object%5D');
+assert.strictEqual(qs.escape([5, 10]), '5%2C10');
+assert.strictEqual(qs.escape('Ŋōđĕ'), '%C5%8A%C5%8D%C4%91%C4%95');
+assert.strictEqual(qs.escape('testŊōđĕ'), 'test%C5%8A%C5%8D%C4%91%C4%95');
+assert.strictEqual(qs.escape(`${String.fromCharCode(0xD800 + 1)}test`),
+                   '%F0%90%91%B4est');
+
+assert.throws(
+  () => qs.escape(String.fromCharCode(0xD800 + 1)),
+  {
+    code: 'ERR_INVALID_URI',
+    name: 'URIError',
+    message: 'URI malformed'
+  }
+);
+
+// Using toString for objects
+assert.strictEqual(
+  qs.escape({ test: 5, toString: () => 'test', valueOf: () => 10 }),
+  'test'
+);
+
+// `toString` is not callable, must throw an error.
+// Error message will vary between different JavaScript engines, so only check
+// that it is a `TypeError`.
+assert.throws(() => qs.escape({ toString: 5 }), TypeError);
+
+// Should use valueOf instead of non-callable toString.
+assert.strictEqual(qs.escape({ toString: 5, valueOf: () => 'test' }), 'test');
+
+// Error message will vary between different JavaScript engines, so only check
+// that it is a `TypeError`.
+assert.throws(() => qs.escape(Symbol('test')), TypeError);