third_party/web_platform_tests/vibration/invalid-values.html

<!DOCTYPE html>
<meta charset='utf-8'>
<title>Vibration API: vibrate(invalid)</title>
<link rel='author' title='Intel' href='http://www.intel.com'>
<link rel='help' href='http://dev.w3.org/2009/dap/vibration/#vibration-interface'>

<h1>Description</h1>
<p>
  This test checks the <code>vibrate()</code> method with invalid parameter,
  taking vendor prefixes into account.
</p>
<div id='log'></div>
<script src='/resources/testharness.js'></script>
<script src='/resources/testharnessreport.js'></script>
<script src='../support/vendor-prefix.js' data-prefixed-objects='[{"ancestors":["navigator"], "name":"vibrate"}]'></script>
<script>
  test(function() {
    assert_throws(new TypeError(), function() {
      navigator.vibrate();
    }, 'Argument is required, so was expecting a TypeError.');
  }, 'Missing pattern argument');

  test(function() {
    try {
      navigator.vibrate(undefined);
    } catch(e) {
      assert_unreached('error message: ' + e.message);
    }
  }, 'pattern of undefined resolves to []');

  test(function() {
    try {
      navigator.vibrate(null);
    } catch(e) {
      assert_unreached('error message: ' + e.message);
    }
  }, 'pattern of null resolves to []');

  test(function() {
    try {
      navigator.vibrate('one');
    } catch(e) {
      assert_unreached('error message: ' + e.message);
    }
  }, 'pattern of empty string resolves to [""]');

  test(function() {
    try {
      navigator.vibrate('one');
    } catch(e) {
      assert_unreached('error message: ' + e.message);
    }
  }, 'pattern of string resolves to ["one"]');

  test(function() {
    try {
      navigator.vibrate(new String('one'));
    } catch(e) {
      assert_unreached('error message: ' + e.message);
    }
  }, 'pattern of String instance resolves to ["one"]');

  test(function() {
    try {
      navigator.vibrate(NaN);
    } catch(e) {
      assert_unreached('error message: ' + e.message);
    }
  }, 'pattern of NaN resolves to [NaN]');

  test(function() {
    try {
      navigator.vibrate({});
    } catch(e) {
      assert_unreached('error message: ' + e.message);
    }
  }, 'pattern of {} resolves to [{}]');
</script>