Mypal/devtools/client/styleeditor/test/head.js
2019-03-11 13:26:37 +03:00

122 lines
3.7 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
/* All top-level definitions here are exports. */
/* eslint no-unused-vars: [2, {"vars": "local"}] */
"use strict";
/* import-globals-from ../../inspector/shared/test/head.js */
Services.scriptloader.loadSubScript(
"chrome://mochitests/content/browser/devtools/client/inspector/shared/test/head.js", this);
const TEST_BASE = "chrome://mochitests/content/browser/devtools/client/styleeditor/test/";
const TEST_BASE_HTTP = "http://example.com/browser/devtools/client/styleeditor/test/";
const TEST_BASE_HTTPS = "https://example.com/browser/devtools/client/styleeditor/test/";
const TEST_HOST = "mochi.test:8888";
/**
* Add a new test tab in the browser and load the given url.
* @param {String} url The url to be loaded in the new tab
* @param {Window} win The window to add the tab to (default: current window).
* @return a promise that resolves to the tab object when the url is loaded
*/
var addTab = function (url, win) {
info("Adding a new tab with URL: '" + url + "'");
let def = defer();
let targetWindow = win || window;
let targetBrowser = targetWindow.gBrowser;
let tab = targetBrowser.selectedTab = targetBrowser.addTab(url);
BrowserTestUtils.browserLoaded(targetBrowser.selectedBrowser)
.then(function () {
info("URL '" + url + "' loading complete");
def.resolve(tab);
});
return def.promise;
};
/**
* Navigate the currently selected tab to a new URL and wait for it to load.
* @param {String} url The url to be loaded in the current tab.
* @return a promise that resolves when the page has fully loaded.
*/
var navigateTo = Task.async(function* (url) {
info(`Navigating to ${url}`);
let browser = gBrowser.selectedBrowser;
let navigating = defer();
browser.addEventListener("load", function onload() {
browser.removeEventListener("load", onload, true);
navigating.resolve();
}, true);
browser.loadURI(url);
yield navigating.promise;
});
var navigateToAndWaitForStyleSheets = Task.async(function* (url, ui) {
let onReset = ui.once("stylesheets-reset");
yield navigateTo(url);
yield onReset;
});
var reloadPageAndWaitForStyleSheets = Task.async(function* (ui) {
info("Reloading the page.");
let onReset = ui.once("stylesheets-reset");
let browser = gBrowser.selectedBrowser;
yield ContentTask.spawn(browser, null, "() => content.location.reload()");
yield onReset;
});
/**
* Open the style editor for the current tab.
*/
var openStyleEditor = Task.async(function* (tab) {
if (!tab) {
tab = gBrowser.selectedTab;
}
let target = TargetFactory.forTab(tab);
let toolbox = yield gDevTools.showToolbox(target, "styleeditor");
let panel = toolbox.getPanel("styleeditor");
let ui = panel.UI;
return { toolbox, panel, ui };
});
/**
* Creates a new tab in specified window navigates it to the given URL and
* opens style editor in it.
*/
var openStyleEditorForURL = Task.async(function* (url, win) {
let tab = yield addTab(url, win);
let result = yield openStyleEditor(tab);
result.tab = tab;
return result;
});
/**
* Send an async message to the frame script and get back the requested
* computed style property.
*
* @param {String} selector
* The selector used to obtain the element.
* @param {String} pseudo
* pseudo id to query, or null.
* @param {String} name
* name of the property.
*/
var getComputedStyleProperty = function* (args) {
return yield ContentTask.spawn(gBrowser.selectedBrowser, args,
function ({selector, pseudo, name}) {
let element = content.document.querySelector(selector);
let style = content.getComputedStyle(element, pseudo);
return style.getPropertyValue(name);
}
);
};