The Tor Browser: browser/devtools/styleinspector/test/browser_ruleview_override.js@6474c204b198 (annotated)

browser/devtools/styleinspector/test/browser_ruleview_override.js@6474c204b198 (annotated)

browser/devtools/styleinspector/test/browser_ruleview_override.js

Wed, 31 Dec 2014 06:09:35 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 06:09:35 +0100
changeset 0: 6474c204b198
permissions: -rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

 /* vim: set ft=javascript ts=2 et sw=2 tw=80: */
 /* Any copyright is dedicated to the Public Domain.
  http://creativecommons.org/publicdomain/zero/1.0/ */
 "use strict";
 // Test the display of overridden declarations in the rule-view
 let test = asyncTest(function*() {
   yield addTab("data:text/html;charset=utf-8,browser_ruleview_override.js");
   let {toolbox, inspector, view} = yield openRuleView();
   yield simpleOverride(inspector, view);
   yield partialOverride(inspector, view);
   yield importantOverride(inspector, view);
   yield disableOverride(inspector, view);
 });
 function* createTestContent(inspector, style) {
   let onMutated = inspector.once("markupmutation");
   let styleNode = addStyle(content.document, style);
   content.document.body.innerHTML = '<div id="testid" class="testclass">Styled Node</div>';
   yield onMutated;
   yield selectNode("#testid", inspector);
   return styleNode;
 }
 function* simpleOverride(inspector, view) {
   let styleNode = yield createTestContent(inspector, '' +
     '#testid {' +
     '  background-color: blue;' +
     '} ' +
     '.testclass {' +
     '  background-color: green;' +
     '}');
   let elementStyle = view._elementStyle;
   let idRule = elementStyle.rules[1];
   let idProp = idRule.textProps[0];
   is(idProp.name, "background-color", "First ID prop should be background-color");
   ok(!idProp.overridden, "ID prop should not be overridden.");
   let classRule = elementStyle.rules[2];
   let classProp = classRule.textProps[0];
   is(classProp.name, "background-color", "First class prop should be background-color");
   ok(classProp.overridden, "Class property should be overridden.");
   // Override background-color by changing the element style.
   let elementRule = elementStyle.rules[0];
   elementRule.createProperty("background-color", "purple", "");
   yield elementRule._applyingModifications;
   let elementProp = elementRule.textProps[0];
   is(classProp.name, "background-color", "First element prop should now be background-color");
   ok(!elementProp.overridden, "Element style property should not be overridden");
   ok(idProp.overridden, "ID property should be overridden");
   ok(classProp.overridden, "Class property should be overridden");
   styleNode.remove();
 }
 function* partialOverride(inspector, view) {
   let styleNode = yield createTestContent(inspector, '' +
     // Margin shorthand property...
     '.testclass {' +
     '  margin: 2px;' +
     '}' +
     // ... will be partially overridden.
     '#testid {' +
     '  margin-left: 1px;' +
     '}');
   let elementStyle = view._elementStyle;
   let classRule = elementStyle.rules[2];
   let classProp = classRule.textProps[0];
   ok(!classProp.overridden,
     "Class prop shouldn't be overridden, some props are still being used.");
   for (let computed of classProp.computed) {
     if (computed.name.indexOf("margin-left") == 0) {
       ok(computed.overridden, "margin-left props should be overridden.");
     } else {
       ok(!computed.overridden, "Non-margin-left props should not be overridden.");
     }
   }
   styleNode.remove();
 }
 function* importantOverride(inspector, view) {
   let styleNode = yield createTestContent(inspector, '' +
     // Margin shorthand property...
     '.testclass {' +
     '  background-color: green !important;' +
     '}' +
     // ... will be partially overridden.
     '#testid {' +
     '  background-color: blue;' +
     '}');
   let elementStyle = view._elementStyle;
   let idRule = elementStyle.rules[1];
   let idProp = idRule.textProps[0];
   ok(idProp.overridden, "Not-important rule should be overridden.");
   let classRule = elementStyle.rules[2];
   let classProp = classRule.textProps[0];
   ok(!classProp.overridden, "Important rule should not be overridden.");
   styleNode.remove();
   let elementRule = elementStyle.rules[0];
   let elementProp = elementRule.createProperty("background-color", "purple", "important");
   yield elementRule._applyingModifications;
   ok(classProp.overridden, "New important prop should override class property.");
   ok(!elementProp.overridden, "New important prop should not be overriden.");
 }
 function* disableOverride(inspector, view) {
   let styleNode = yield createTestContent(inspector, '' +
     '#testid {' +
     '  background-color: blue;' +
     '}' +
     '.testclass {' +
     '  background-color: green;' +
     '}');
   let elementStyle = view._elementStyle;
   let idRule = elementStyle.rules[1];
   let idProp = idRule.textProps[0];
   idProp.setEnabled(false);
   yield idRule._applyingModifications;
   let classRule = elementStyle.rules[2];
   let classProp = classRule.textProps[0];
   ok(!classProp.overridden, "Class prop should not be overridden after id prop was disabled.");
   styleNode.remove();
   yield inspector.once("inspector-updated");
 }