https://github.com/web-platform-tests/wpt
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Tip revision: b43aa57353147e6ffc3799651de2b246835c2a8a authored by Mike West on 24 July 2018, 12:41:46 UTC
Correctly propagate request initiator for 'noopener'
Tip revision: b43aa57
test_group_insertRule.html
<!DOCTYPE HTML>
<html>
<head>
  <title>CSS Variables Allowed Syntax</title>
  <link rel="author" title="L. David Baron" href="https://dbaron.org/">
  <link rel="author" title="Mozilla Corporation" href="http://mozilla.com/" />
  <link rel="help" href="http://www.w3.org/TR/css3-conditional/#the-cssgroupingrule-interface">
  <meta name="assert" content="requirements in definition of insertRule">
  <script src="/resources/testharness.js"></script>
  <script src="/resources/testharnessreport.js"></script>
<style id="style">
@media print {}
</style>
</head>
<body onload="run()">
<div id=log></div>
<div id="test"></div>
<script>

  var sheet = document.getElementById("style").sheet;

  var grouping_rule = sheet.cssRules[0];

  test(function() {
         assert_equals(grouping_rule.type, CSSRule.MEDIA_RULE,
                       "Rule type of @media rule");
       },
       "rule_type");

  test(function() {
         assert_equals(grouping_rule.cssRules.length, 0,
                       "Starting cssRules.length of @media rule");
       },
       "rule_length");

  test(function() {
         assert_throws("HIERARCHY_REQUEST_ERR",
                       function() {
                         grouping_rule.insertRule("@import url(foo.css);", 0);
                       },
                       "inserting a disallowed rule should throw HIERARCHY_REQUEST_ERR");
       },
       "insert_import_throws");

  test(function() {
         assert_throws("INDEX_SIZE_ERR",
                       function() {
                         grouping_rule.insertRule("p { color: green }", 1);
                       },
                       "inserting at a bad index throws INDEX_SIZE_ERR");
       },
       "insert_index_throws1");
  test(function() {
         grouping_rule.insertRule("p { color: green }", 0);
         assert_equals(grouping_rule.cssRules.length, 1,
                       "Modified cssRules.length of @media rule");
         grouping_rule.insertRule("p { color: blue }", 1);
         assert_equals(grouping_rule.cssRules.length, 2,
                       "Modified cssRules.length of @media rule");
         grouping_rule.insertRule("p { color: aqua }", 1);
         assert_equals(grouping_rule.cssRules.length, 3,
                       "Modified cssRules.length of @media rule");
         assert_throws("INDEX_SIZE_ERR",
                       function() {
                         grouping_rule.insertRule("p { color: green }", 4);
                       },
                       "inserting at a bad index throws INDEX_SIZE_ERR");
         assert_equals(grouping_rule.cssRules.length, 3,
                       "Modified cssRules.length of @media rule");
       },
       "insert_index_throws2");

  test(function() {
         while (grouping_rule.cssRules.length > 0) {
           grouping_rule.deleteRule(0);
         }
         grouping_rule.insertRule("@media print {}", 0);
         assert_equals(grouping_rule.cssRules.length, 1,
                       "Modified cssRules.length of @media rule");
         assert_equals(grouping_rule.cssRules[0].type, CSSRule.MEDIA_RULE,
                       "inserting syntactically correct media rule succeeds");
       },
       "insert_media_succeed");
  test(function() {
         while (grouping_rule.cssRules.length > 0) {
           grouping_rule.deleteRule(0);
         }
         grouping_rule.insertRule("p { color: yellow }", 0);
         assert_equals(grouping_rule.cssRules.length, 1,
                       "Modified cssRules.length of @media rule");
         assert_equals(grouping_rule.cssRules[0].type, CSSRule.STYLE_RULE,
                       "inserting syntactically correct style rule succeeds");
       },
       "insert_style_succeed");
  test(function() {
         while (grouping_rule.cssRules.length > 0) {
           grouping_rule.deleteRule(0);
         }
         assert_throws("SYNTAX_ERR",
                       function() {
                         grouping_rule.insertRule("@media bad syntax;", 0);
                       },
                       "inserting syntactically invalid rule throws syntax error");
         assert_equals(grouping_rule.cssRules.length, 0,
                       "Modified cssRules.length of @media rule");
       },
       "insert_bad_media_throw");
  test(function() {
         while (grouping_rule.cssRules.length > 0) {
           grouping_rule.deleteRule(0);
         }
         assert_throws("SYNTAX_ERR",
                       function() {
                         grouping_rule.insertRule("", 0);
                       },
                       "inserting empty rule throws syntax error");
         assert_equals(grouping_rule.cssRules.length, 0,
                       "Modified cssRules.length of @media rule");
       },
       "insert_empty_throw");
  test(function() {
         while (grouping_rule.cssRules.length > 0) {
           grouping_rule.deleteRule(0);
         }
         assert_throws("SYNTAX_ERR",
                       function() {
                         grouping_rule.insertRule("@media print {} foo", 0);
                       },
                       "inserting rule with garbage afterwards throws syntax error");
         assert_equals(grouping_rule.cssRules.length, 0,
                       "Modified cssRules.length of @media rule");
       },
       "insert_garbage_after_media_throw");
  test(function() {
         while (grouping_rule.cssRules.length > 0) {
           grouping_rule.deleteRule(0);
         }
         assert_throws("SYNTAX_ERR",
                       function() {
                         grouping_rule.insertRule("p { color: yellow } foo", 0);
                       },
                       "inserting rule with garbage afterwards throws syntax error");
         assert_equals(grouping_rule.cssRules.length, 0,
                       "Modified cssRules.length of @media rule");
       },
       "insert_garbage_after_style_throw");
  test(function() {
         while (grouping_rule.cssRules.length > 0) {
           grouping_rule.deleteRule(0);
         }
         assert_throws("SYNTAX_ERR",
                       function() {
                         grouping_rule.insertRule("@media print {} @media print {}", 0);
                       },
                       "inserting multiple rules throws syntax error");
         assert_equals(grouping_rule.cssRules.length, 0,
                       "Modified cssRules.length of @media rule");
       },
       "insert_two_media_throw");
  test(function() {
         while (grouping_rule.cssRules.length > 0) {
           grouping_rule.deleteRule(0);
         }
         assert_throws("SYNTAX_ERR",
                       function() {
                         grouping_rule.insertRule("p { color: yellow } @media print {}", 0);
                       },
                       "inserting multiple rules throws syntax error");
         assert_equals(grouping_rule.cssRules.length, 0,
                       "Modified cssRules.length of @media rule");
       },
       "insert_style_media_throw");
  test(function() {
         while (grouping_rule.cssRules.length > 0) {
           grouping_rule.deleteRule(0);
         }
         assert_throws("SYNTAX_ERR",
                       function() {
                         grouping_rule.insertRule("@media print {} p { color: yellow }", 0);
                       },
                       "inserting multiple rules throws syntax error");
         assert_equals(grouping_rule.cssRules.length, 0,
                       "Modified cssRules.length of @media rule");
       },
       "insert_media_style_throw");
  test(function() {
         while (grouping_rule.cssRules.length > 0) {
           grouping_rule.deleteRule(0);
         }
         assert_throws("SYNTAX_ERR",
                       function() {
                         grouping_rule.insertRule("p { color: yellow } p { color: yellow }", 0);
                       },
                       "inserting multiple rules throws syntax error");
         assert_equals(grouping_rule.cssRules.length, 0,
                       "Modified cssRules.length of @media rule");
       },
       "insert_two_style_throw");

  test(function() {
         while (grouping_rule.cssRules.length > 0) {
           grouping_rule.deleteRule(0);
         }
         var res = grouping_rule.insertRule("p { color: green }", 0);
         assert_equals(res, 0, "return value should be index");
         assert_equals(grouping_rule.cssRules.length, 1,
                       "Modified cssRules.length of @media rule");
         res = grouping_rule.insertRule("p { color: green }", 0);
         assert_equals(res, 0, "return value should be index");
         assert_equals(grouping_rule.cssRules.length, 2,
                       "Modified cssRules.length of @media rule");
         res = grouping_rule.insertRule("p { color: green }", 2);
         assert_equals(res, 2, "return value should be index");
         assert_equals(grouping_rule.cssRules.length, 3,
                       "Modified cssRules.length of @media rule");
       },
       "insert_retval");


</script>
</body>
</html>
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