const OOP_BASE_PAGE_URI = "https://example.com/browser/browser/base/content/test/outOfProcess/file_base.html"; // The number of frames and subframes that exist for the basic OOP test. If frames are // modified within file_base.html, update this value. const TOTAL_FRAME_COUNT = 8; // The frames are assigned different colors based on their process ids. If you add a // frame you might need to add more colors to this list. const FRAME_COLORS = ["white", "seashell", "lightcyan", "palegreen"]; /** * Set up a set of child frames for the given browser for testing * out of process frames. 'OOP_BASE_PAGE_URI' is the base page and subframes * contain pages from the same or other domains. * * @param browser browser containing frame hierarchy to set up * @param insertHTML HTML or function that returns what to insert into each frame * @returns array of all browsing contexts in depth-first order * * This function adds a browsing context and process id label to each * child subframe. It also sets the background color of each frame to * different colors based on the process id. The browser_basic_outofprocess.js * test verifies these colors to ensure that the frame/process hierarchy * has been set up as expected. Colors are used to help people visualize * the process setup. * * The insertHTML argument may be either a fixed string of HTML to insert * into each subframe, or a function that returns the string to insert. The * function takes one argument, the browsing context being processed. */ async function initChildFrames(browser, insertHTML) { let colors = FRAME_COLORS.slice(); let colorMap = new Map(); let browsingContexts = []; async function processBC(bc) { browsingContexts.push(bc); let pid = bc.currentWindowGlobal.osPid; let ident = "BrowsingContext: " + bc.id + "\nProcess: " + pid; let color = colorMap.get(pid); if (!color) { if (!colors.length) { ok(false, "ran out of available colors"); } color = colors.shift(); colorMap.set(pid, color); } let insertHTMLString = insertHTML; if (typeof insertHTML == "function") { insertHTMLString = insertHTML(bc); } await SpecialPowers.spawn( bc, [ident, color, insertHTMLString], (identChild, colorChild, insertHTMLChild) => { let root = content.document.documentElement; root.style = "background-color: " + colorChild; let pre = content.document.createElement("pre"); pre.textContent = identChild; root.insertBefore(pre, root.firstChild); if (insertHTMLChild) { content.document.getElementById("insertPoint").innerHTML = insertHTMLChild; } } ); for (let childBC of bc.children) { await processBC(childBC); } } await processBC(browser.browsingContext); return browsingContexts; }