|
1 <!DOCTYPE HTML> |
|
2 <html> |
|
3 <!-- |
|
4 https://bugzilla.mozilla.org/show_bug.cgi?id=806506 |
|
5 --> |
|
6 <head> |
|
7 <title>Test for ShadowRoot styling</title> |
|
8 <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> |
|
9 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> |
|
10 </head> |
|
11 <body> |
|
12 <div class="tall" id="bodydiv"></div> |
|
13 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=806506">Bug 806506</a> |
|
14 <script> |
|
15 // Create ShadowRoot. |
|
16 var elem = document.createElement("div"); |
|
17 var root = elem.createShadowRoot(); |
|
18 |
|
19 // A style element that will be appended into the ShadowRoot. |
|
20 var shadowStyle = document.createElement("style"); |
|
21 shadowStyle.innerHTML = ".tall { height: 100px; } .fat { padding-left: inherit; }"; |
|
22 |
|
23 root.innerHTML = '<div id="divtostyle" class="tall fat"></div>'; |
|
24 var divToStyle = root.getElementById("divtostyle"); |
|
25 |
|
26 // Make sure styleSheet counts are correct after appending a style to the ShadowRoot. |
|
27 is(document.styleSheets.length, 1, "There should only be one style sheet on the document from the test style sheet."); |
|
28 is(root.styleSheets.length, 0, "The ShadowRoot should have no style sheets."); |
|
29 root.appendChild(shadowStyle); |
|
30 is(document.styleSheets.length, 1, "Styles in the ShadowRoot element should not be accessible from the document."); |
|
31 is(root.styleSheets.length, 1, "ShadowRoot should have one style sheet from the appened style."); |
|
32 is(root.styleSheets[0].ownerNode, shadowStyle, "First style in ShadowRoot should match the style that was just appended."); |
|
33 |
|
34 var dummyStyle = document.createElement("style"); |
|
35 root.appendChild(dummyStyle); |
|
36 is(root.styleSheets.length, 2, "ShadowRoot should have an additional style from appending dummyStyle."); |
|
37 is(root.styleSheets[1].ownerNode, dummyStyle, "Second style in ShadowRoot should be the dummyStyle."); |
|
38 root.removeChild(dummyStyle); |
|
39 is(root.styleSheets.length, 1, "Removing dummyStyle should remove it from the ShadowRoot style sheets."); |
|
40 is(root.styleSheets[0].ownerNode, shadowStyle, "The style sheet remaining in the ShadowRoot should be shadowStyle."); |
|
41 |
|
42 // Make sure that elements outside of the ShadowRoot are not affected by the ShadowRoot style. |
|
43 isnot(getComputedStyle(document.getElementById("bodydiv"), null).getPropertyValue("height"), "100px", "Style sheets in ShadowRoot should not apply to elements no in the ShadowRoot."); |
|
44 |
|
45 // Make sure that elements in the ShadowRoot are styled according to the ShadowRoot style. |
|
46 is(getComputedStyle(divToStyle, null).getPropertyValue("height"), "100px", "ShadowRoot style sheets should apply to elements in ShadowRoot."); |
|
47 |
|
48 // Tests for applyAuthorStyles. |
|
49 var authorStyle = document.createElement("style"); |
|
50 authorStyle.innerHTML = ".fat { padding-right: 20px; padding-left: 30px; }"; |
|
51 document.body.appendChild(authorStyle); |
|
52 |
|
53 is(root.applyAuthorStyles, false, "applyAuthorStyles defaults to false."); |
|
54 isnot(getComputedStyle(divToStyle, null).getPropertyValue("padding-right"), "20px", "Author styles should not apply to ShadowRoot when ShadowRoot.applyAuthorStyles is false."); |
|
55 root.applyAuthorStyles = true; |
|
56 is(root.applyAuthorStyles, true, "applyAuthorStyles was set to true."); |
|
57 is(getComputedStyle(divToStyle, null).getPropertyValue("padding-right"), "20px", "Author styles should apply to ShadowRoot when ShadowRoot.applyAuthorStyles is true."); |
|
58 root.applyAuthorStyles = false; |
|
59 is(root.applyAuthorStyles, false, "applyAuthorStyles was set to false."); |
|
60 isnot(getComputedStyle(divToStyle, null).getPropertyValue("padding-right"), "20px", "Author styles should not apply to ShadowRoot when ShadowRoot.applyAuthorStyles is false."); |
|
61 |
|
62 // Test dynamic changes to style in ShadowRoot. |
|
63 root.innerHTML = '<div id="divtostyle" class="dummy"></div>'; |
|
64 divToStyle = root.getElementById("divtostyle"); |
|
65 var dummyShadowStyle = document.createElement("style"); |
|
66 dummyShadowStyle.innerHTML = ".dummy { height: 300px; }"; |
|
67 root.appendChild(dummyShadowStyle); |
|
68 is(getComputedStyle(divToStyle, null).getPropertyValue("height"), "300px", "Dummy element in ShadowRoot should be styled by style in ShadowRoot."); |
|
69 dummyShadowStyle.innerHTML = ".dummy { height: 200px; }"; |
|
70 is(getComputedStyle(divToStyle, null).getPropertyValue("height"), "200px", "Dynamic changes to styles in ShadowRoot should change style of affected elements."); |
|
71 |
|
72 // Test id selector in ShadowRoot style. |
|
73 root.innerHTML = '<style>#divtostyle { padding-top: 10px; }</style><div id="divtostyle"></div>'; |
|
74 divToStyle = root.getElementById("divtostyle"); |
|
75 is(getComputedStyle(divToStyle, null).getPropertyValue("padding-top"), "10px", "ID selector in style selector should match element."); |
|
76 |
|
77 </script> |
|
78 </body> |
|
79 </html> |
|
80 |