| <!DOCTYPE html> |
| <!-- |
| Copyright 2016 The Chromium Authors. All rights reserved. |
| Use of this source code is governed by a BSD-style license that can be |
| found in the LICENSE file. |
| --> |
| |
| <link rel="import" href="/tracing/ui/base/polymer_utils.html"> |
| |
| <!-- |
| The Polymer elements defined in this file form the following class hierarchy: |
| |
| A (common superclass) |
| / \ |
| B C |
| / \ |
| D E |
| / \ |
| F G |
| --> |
| |
| <polymer-element name="polymer-utils-test-element-a" noscript> |
| </polymer-element> |
| |
| <polymer-element name="polymer-utils-test-element-b" |
| extends="polymer-utils-test-element-a" noscript> |
| </polymer-element> |
| |
| <polymer-element name="polymer-utils-test-element-c" |
| extends="polymer-utils-test-element-a" noscript> |
| </polymer-element> |
| |
| <polymer-element name="polymer-utils-test-element-d" |
| extends="polymer-utils-test-element-c" noscript> |
| </polymer-element> |
| |
| <polymer-element name="polymer-utils-test-element-e" |
| extends="polymer-utils-test-element-c" noscript> |
| </polymer-element> |
| |
| <polymer-element name="polymer-utils-test-element-f" |
| extends="polymer-utils-test-element-d" noscript> |
| </polymer-element> |
| |
| <polymer-element name="polymer-utils-test-element-g" |
| extends="polymer-utils-test-element-d" noscript> |
| </polymer-element> |
| |
| <script> |
| 'use strict'; |
| |
| tr.b.unittest.testSuite(function() { |
| test('getPolymerElementsThatSubclass', function() { |
| function checkSubclasses(classNameSuffix, subclassNameSuffixes) { |
| var className = 'polymer-utils-test-element-' + classNameSuffix; |
| var subclassNames = subclassNameSuffixes.map( |
| function(subclassNameSuffix) { |
| return 'polymer-utils-test-element-' + subclassNameSuffix; |
| }); |
| assert.sameMembers( |
| tr.ui.b.getPolymerElementsThatSubclass(className), subclassNames); |
| } |
| |
| checkSubclasses('a', ['b', 'c', 'd', 'e', 'f', 'g']); |
| checkSubclasses('b', []); |
| checkSubclasses('c', ['d', 'e', 'f', 'g']); |
| checkSubclasses('d', ['f', 'g']); |
| checkSubclasses('e', []); |
| checkSubclasses('f', []); |
| checkSubclasses('g', []); |
| }); |
| }); |
| </script> |
