elinks/test/js/assert/URLSearchParams.html

<script>
console.error("URLSearchParams.html");

var empty = new URLSearchParams('');
console.assert(empty.size === 0, 'empty');

var param = new URLSearchParams('?foo=1&bar=2&cc=3');
console.assert(param.size === 3, 'size is 3');
console.assert(param.has('foo'), 'foo');
console.assert(param.has('cc'), 'cc');
console.assert(param.has('bar', '2'), 'bar=2');
console.assert(param.get('bar') === '2', 'bar = 2');
console.assert(param.toString() === 'foo=1&bar=2&cc=3', 'without ?');

var params3 = new URLSearchParams([
  ["foo", "a1"],
  ["bar", "a2"],
  ["baz", "a3"],
]);
console.assert(params3.get('bar') === 'a2', 'bar = a2');

var params4 = new URLSearchParams({
  foo : "c1",
  bar : "c2",
  baz : "c3",
});
console.assert(params4.get('bar') === 'c2', params4.get('bar'));



console.exit();
</script>