test(URL): write tests for the URL interface and URLSearchParams

Author: Xmader

tests/js/quint.js

@@ -0,0 +1,72 @@
+/**
+ * @file        quint.js
+ *              A minimum testing framework with QUnit-like (https://qunitjs.com/) APIs
+ * @author      Tom Tang <xmader@distributive.network>
+ * @date        Aug 2023
+ */
+
+const QUnitAssert = {
+  arity(fn, length) 
+  {
+    if (fn.length !== length) throw new Error(`'${fn}' does not have arity of ${length}`);
+  },
+  isFunction(x) 
+  {
+    if (typeof x !== 'function') throw new Error(`'${x}' is not a function`);
+  },
+  name(x, name)
+  {
+    if (x.name !== name) throw new Error(`'${x}' does not have a name of ${name}`);
+  },
+  true(x)
+  {
+    if (x !== true) throw new Error(`'${x}' is not true`);
+  },
+  false(x)
+  {
+    if (x !== false) throw new Error(`'${x}' is not false`);
+  },
+  same(a, b)
+  {
+    if (a !== b) throw new Error(`'${a}' does not equal to '${b}'`);
+  },
+  arrayEqual(a, b)
+  {
+    if (JSON.stringify(a) !== JSON.stringify(b)) throw new Error(`'${a}' does not equal to '${b}'`);
+  },
+  throws(fn, error)
+  {
+    try
+    {
+      fn();
+    } 
+    catch (err)
+    {
+      if (!err.toString().includes(error)) throw new Error(`'${fn}' throws '${err}' but expects '${error}'`);
+      return;
+    }
+    throw new Error(`'${fn}' does not throw`);
+  },
+  looksNative(fn)
+  {
+    if (!fn.toString().includes('[native code]')) throw new Error(`'${fn}' does not look native`);
+  },
+  enumerable(obj, propertyName)
+  {
+    const descriptor = Object.getOwnPropertyDescriptor(obj, propertyName);
+    if (!descriptor.enumerable) throw new Error(`'${obj[Symbol.toStringTag]}.${propertyName}' is not enumerable`);
+  },
+};
+
+const QUnit = {
+  test(name, callback)
+  {
+    callback(QUnitAssert);
+  },
+  skip(name, callback)
+  {
+    // no op
+  }
+};
+
+module.exports = QUnit;