layout/inspector/tests/chrome/test_bug727834.xul

Thu, 22 Jan 2015 13:21:57 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 22 Jan 2015 13:21:57 +0100
branch
TOR_BUG_9701
changeset 15
b8a032363ba2
permissions
-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0 1 <?xml version="1.0"?>
michael@0 2 <!--
michael@0 3 vim: set ts=2 et sw=2 tw=80:
michael@0 4 Any copyright is dedicated to the Public Domain.
michael@0 5 http://creativecommons.org/publicdomain/zero/1.0/
michael@0 6 -->
michael@0 7 <?xml-stylesheet type="text/css" href="chrome://global/skin"?>
michael@0 8 <?xml-stylesheet type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"?>
michael@0 9 <?xml-stylesheet type="text/css" href="test_bug727834.css"?>
michael@0 10 <window title="Mozilla Bug 727834"
michael@0 11 xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
michael@0 12 onload="RunTests();">
michael@0 13 <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
michael@0 14 <script type="application/javascript"><![CDATA[
michael@0 15 /** Test for Bug 727834 - Add an API to (re)parse a style sheet in place **/
michael@0 16
michael@0 17 function RunTests() {
michael@0 18 SimpleTest.waitForExplicitFinish();
michael@0 19
michael@0 20 let DOMUtils = Components.classes["@mozilla.org/inspector/dom-utils;1"]
michael@0 21 .getService(Components.interfaces.inIDOMUtils);
michael@0 22 let body = document.querySelector("body");
michael@0 23 let testSheet = document.styleSheets[2];
michael@0 24 let rule = document.styleSheets[2].cssRules[0];
michael@0 25
michael@0 26 is(testSheet.cssRules.length, 1,
michael@0 27 "style sheet has 1 rule");
michael@0 28 is(rule.style.paddingTop, "100px",
michael@0 29 "original first rule has padding-top 100px");
michael@0 30 is(window.getComputedStyle(body).paddingTop, "100px",
michael@0 31 "original first rule applies");
michael@0 32
michael@0 33 DOMUtils.parseStyleSheet(testSheet,
michael@0 34 "@import url(test_bug727834.css); body{background: red;}");
michael@0 35
michael@0 36 is(testSheet.cssRules.length, 2,
michael@0 37 "style sheet now has 2 rules");
michael@0 38 is(window.getComputedStyle(body).backgroundColor, "rgb(255, 0, 0)",
michael@0 39 "background is now red");
michael@0 40
michael@0 41 let exceptionName;
michael@0 42 try {
michael@0 43 rule.style.paddingLeft = "100px";
michael@0 44 } catch (ex) {
michael@0 45 exceptionName = ex.name;
michael@0 46 } finally {
michael@0 47 is(exceptionName, "NS_ERROR_NOT_AVAILABLE",
michael@0 48 "original rule is not available for modification anymore");
michael@0 49 }
michael@0 50 is(window.getComputedStyle(body).paddingLeft, "0px",
michael@0 51 "original rule does not apply to document");
michael@0 52
michael@0 53 rule = testSheet.cssRules[0];
michael@0 54
michael@0 55 is(rule.parentStyleSheet, testSheet,
michael@0 56 "rule's parent style sheet is not null");
michael@0 57
michael@0 58 DOMUtils.parseStyleSheet(testSheet,
michael@0 59 "body{background: lime;}");
michael@0 60
michael@0 61 is(testSheet.cssRules.length, 1,
michael@0 62 "style sheet now has 1 rule");
michael@0 63 is(window.getComputedStyle(body).backgroundColor, "rgb(0, 255, 0)",
michael@0 64 "background is now lime");
michael@0 65 is(rule.parentStyleSheet, null,
michael@0 66 "detached rule's parent style sheet is null");
michael@0 67
michael@0 68 SimpleTest.executeSoon(function () {
michael@0 69 DOMUtils.parseStyleSheet(testSheet,
michael@0 70 "@import url(test_bug727834.css); body{background: blue;}");
michael@0 71
michael@0 72 is(testSheet.cssRules.length, 2,
michael@0 73 "style sheet now has 2 rules");
michael@0 74 is(window.getComputedStyle(body).backgroundColor, "rgb(0, 0, 255)",
michael@0 75 "background is now blue");
michael@0 76 is(testSheet.cssRules[0].parentStyleSheet, testSheet,
michael@0 77 "parent style sheet is the test sheet");
michael@0 78
michael@0 79 SimpleTest.finish();
michael@0 80 });
michael@0 81 }
michael@0 82 ]]></script>
michael@0 83 <body xmlns="http://www.w3.org/1999/xhtml">
michael@0 84 <a href="https://bugzilla.mozilla.org/show_bug.cgi?id=727834">
michael@0 85 Mozilla Bug 727834 - Add an API to (re)parse a style sheet in place
michael@0 86 </a>
michael@0 87 </body>
michael@0 88 </window>

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