urlsearchparams-has.any.js

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This WPT test may be referenced by the following Test IDs:
- /url/urlsearchparams-has.any.html - WPT Dashboard Interop Dashboard
- /url/urlsearchparams-has.any.worker.html - WPT Dashboard Interop Dashboard

test(function() {

    var params = new URLSearchParams('a=b&c=d');

    assert_true(params.has('a'));

    assert_true(params.has('c'));

    assert_false(params.has('e'));

    params = new URLSearchParams('a=b&c=d&a=e');

    assert_true(params.has('a'));

    params = new URLSearchParams('=b&c=d');

    assert_true(params.has(''));

    params = new URLSearchParams('null=a');

    assert_true(params.has(null));

}, 'Has basics');

test(function() {

    var params = new URLSearchParams('a=b&c=d&&');

    params.append('first', 1);

    params.append('first', 2);

    assert_true(params.has('a'), 'Search params object has name "a"');

    assert_true(params.has('c'), 'Search params object has name "c"');

    assert_true(params.has('first'), 'Search params object has name "first"');

    assert_false(params.has('d'), 'Search params object has no name "d"');

    params.delete('first');

    assert_false(params.has('first'), 'Search params object has no name "first"');

}, 'has() following delete()');

test(() => {

  const params = new URLSearchParams("a=b&a=d&c&e&");

  assert_true(params.has('a', 'b'));

  assert_false(params.has('a', 'c'));

  assert_true(params.has('a', 'd'));

  assert_true(params.has('e', ''));

  params.append('first', null);

  assert_false(params.has('first', ''));

  assert_true(params.has('first', 'null'));

  params.delete('a', 'b');

  assert_true(params.has('a', 'd'));

}, "Two-argument has()");

test(() => {

  const params = new URLSearchParams("a=b&a=d&c&e&");

  assert_true(params.has('a', 'b'));

  assert_false(params.has('a', 'c'));

  assert_true(params.has('a', 'd'));

  assert_true(params.has('a', undefined));

}, "Two-argument has() respects undefined as second arg");