text: 'use strict';
  
  const common = require('../common');
  const assert = require('assert');
  const URLSearchParams = require('url').URLSearchParams;
  const { test, assert_equals, assert_true, assert_array_equals } =
    require('../common/wpt');
  
  /* The following tests are copied from WPT. Modifications to them should be
     upstreamed first. Refs:
     https://github.com/w3c/web-platform-tests/blob/8791bed/url/urlsearchparams-getall.html
     License: http://www.w3.org/Consortium/Legal/2008/04-testsuite-copyright.html
  */
  /* eslint-disable */
  test(function() {
      var params = new URLSearchParams('a=b&c=d');
      assert_array_equals(params.getAll('a'), ['b']);
      assert_array_equals(params.getAll('c'), ['d']);
      assert_array_equals(params.getAll('e'), []);
      params = new URLSearchParams('a=b&c=d&a=e');
      assert_array_equals(params.getAll('a'), ['b', 'e']);
      params = new URLSearchParams('=b&c=d');
      assert_array_equals(params.getAll(''), ['b']);
      params = new URLSearchParams('a=&c=d&a=e');
      assert_array_equals(params.getAll('a'), ['', 'e']);
  }, 'getAll() basics');
  
  test(function() {
      var params = new URLSearchParams('a=1&a=2&a=3&a');
      assert_true(params.has('a'), 'Search params object has name "a"');
      var matches = params.getAll('a');
      assert_true(matches && matches.length == 4, 'Search params object has values for name "a"');
      assert_array_equals(matches, ['1', '2', '3', ''], 'Search params object has expected name "a" values');
      params.set('a', 'one');
      assert_equals(params.get('a'), 'one', 'Search params object has name "a" with value "one"');
      var matches = params.getAll('a');
      assert_true(matches && matches.length == 1, 'Search params object has values for name "a"');
      assert_array_equals(matches, ['one'], 'Search params object has expected name "a" values');
  }, 'getAll() multiples');
  /* eslint-enable */
  
  // Tests below are not from WPT.
  {
    const params = new URLSearchParams();
    assert.throws(() => {
      params.getAll.call(undefined);
    }, common.expectsError({
      code: 'ERR_INVALID_THIS',
      type: TypeError,
      message: 'Value of "this" must be of type URLSearchParams'
    }));
    assert.throws(() => {
      params.getAll();
    }, common.expectsError({
      code: 'ERR_MISSING_ARGS',
      type: TypeError,
      message: 'The "name" argument must be specified'
    }));
  
    const obj = {
      toString() { throw new Error('toString'); },
      valueOf() { throw new Error('valueOf'); }
    };
    const sym = Symbol();
    assert.throws(() => params.getAll(obj), /^Error: toString$/);
    assert.throws(() => params.getAll(sym),
                  /^TypeError: Cannot convert a Symbol value to a string$/);
  }
  