library CssRuleListTest; import '../../pkg/unittest/lib/unittest.dart'; import '../../pkg/unittest/lib/html_config.dart'; import 'dart:html'; main() { var isCssRuleList = predicate((x) => x is List, 'is a List'); useHtmlConfiguration(); test("ClientRectList test", () { var sheet = document.styleSheets[0]; List rulesList = sheet.cssRules; expect(rulesList, isCssRuleList); }); }