Blame view

bower_components/iron-dropdown/test/iron-dropdown-scroll-manager.html 3.65 KB
73bcce88   luigser   COMPONENTS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
  <!doctype html>
  <!--
  @license
  Copyright (c) 2015 The Polymer Project Authors. All rights reserved.
  This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
  The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
  The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
  Code distributed by Google as part of the polymer project is also
  subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
  -->
  <html>
  <head>
    <meta charset="UTF-8">
    <title>iron-dropdown-scroll-manager tests</title>
    <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0">
  
    <script src="../../webcomponentsjs/webcomponents-lite.js"></script>
    <script src="../../web-component-tester/browser.js"></script>
    <script src="../../test-fixture/test-fixture-mocha.js"></script>
    <script src="../../iron-test-helpers/mock-interactions.js"></script>
  
    <link rel="import" href="../iron-dropdown-scroll-manager.html">
    <link rel="import" href="../../test-fixture/test-fixture.html">
  </head>
  <body>
  
    <test-fixture id="DOMSubtree">
      <template>
        <div id="Parent">
          <div id="ChildOne">
            <div id="GrandchildOne"></div>
          </div>
          <div id="ChildTwo">
            <div id="GrandchildTwo"></div>
          </div>
        </div>
      </template>
    </test-fixture>
    <script>
      suite('IronDropdownScrollManager', function() {
        var parent;
        var childOne;
        var childTwo;
        var grandchildOne;
        var grandchildTwo;
        var ancestor;
  
        setup(function() {
          parent = fixture('DOMSubtree');
          childOne = parent.querySelector('#ChildOne');
          childTwo = parent.querySelector('#ChildTwo');
          grandChildOne = parent.querySelector('#GrandchildOne');
          grandChildTwo = parent.querySelector('#GrandchildTwo');
          ancestor = document.body;
        });
  
        suite('contraining scroll in the DOM', function() {
          setup(function() {
            Polymer.IronDropdownScrollManager.pushScrollLock(childOne);
          });
  
          teardown(function() {
            Polymer.IronDropdownScrollManager.removeScrollLock(childOne);
          });
  
          test('recognizes sibling as locked', function() {
            expect(Polymer.IronDropdownScrollManager.elementIsScrollLocked(childTwo))
              .to.be.equal(true);
          });
  
          test('recognizes neice as locked', function() {
            expect(Polymer.IronDropdownScrollManager.elementIsScrollLocked(grandChildTwo))
              .to.be.equal(true);
          });
  
          test('recognizes parent as locked', function() {
            expect(Polymer.IronDropdownScrollManager.elementIsScrollLocked(parent))
              .to.be.equal(true);
          });
  
          test('recognizes ancestor as locked', function() {
            expect(Polymer.IronDropdownScrollManager.elementIsScrollLocked(ancestor))
              .to.be.equal(true);
          });
  
          test('recognizes locking child as unlocked', function() {
            expect(Polymer.IronDropdownScrollManager.elementIsScrollLocked(childOne))
              .to.be.equal(false);
          });
  
          test('recognizes descendant of locking child as unlocked', function() {
            expect(Polymer.IronDropdownScrollManager.elementIsScrollLocked(grandChildOne))
              .to.be.equal(false);
          });
  
          test('unlocks locked elements when there are no locking elements', function() {
            Polymer.IronDropdownScrollManager.removeScrollLock(childOne);
  
            expect(Polymer.IronDropdownScrollManager.elementIsScrollLocked(parent))
              .to.be.equal(false);
          });
        });
      });
    </script>
  </body>
  </html>