gecko-dev/toolkit/components/viewsource/test/browser/browser_contextmenu.js

/* Any copyright is dedicated to the Public Domain.
 * http://creativecommons.org/publicdomain/zero/1.0/
 */

var source = "data:text/html,text<link%20href='http://example.com/'%20/>more%20text<a%20href='mailto:abc@def.ghi'>email</a>";
var gViewSourceWindow, gContextMenu, gCopyLinkMenuItem, gCopyEmailMenuItem;

var expectedData = [];

add_task(async function() {
  // Full source in view source tab
  let newTab = await openDocument(source);
  await onViewSourceWindowOpen(window);

  let contextMenu = document.getElementById("contentAreaContextMenu");

  for (let test of expectedData) {
    await checkMenuItems(contextMenu, test[0], test[1], test[2], test[3]);
  }

  gBrowser.removeTab(newTab);

  // Selection source in view source tab
  expectedData = [];
  newTab = await openDocumentSelect(source, "body");
  await onViewSourceWindowOpen(window);

  contextMenu = document.getElementById("contentAreaContextMenu");

  for (let test of expectedData) {
    await checkMenuItems(contextMenu, test[0], test[1], test[2], test[3]);
  }

  gBrowser.removeTab(newTab);
});

async function onViewSourceWindowOpen(aWindow) {
  gViewSourceWindow = aWindow;

  gCopyLinkMenuItem = aWindow.document.getElementById("context-copylink");
  gCopyEmailMenuItem = aWindow.document.getElementById("context-copyemail");

  let browser = gBrowser.selectedBrowser;
  await ContentTask.spawn(browser, null, async function(arg) {
    let tags = content.document.querySelectorAll("a[href]");
    Assert.equal(tags[0].href, "view-source:http://example.com/", "Link has correct href");
    Assert.equal(tags[1].href, "mailto:abc@def.ghi", "Link has correct href");
  });

  expectedData.push(["a[href]", true, false, "http://example.com/"]);
  expectedData.push(["a[href^=mailto]", false, true, "abc@def.ghi"]);
  expectedData.push(["span", false, false, null]);
}

async function checkMenuItems(contextMenu, selector, copyLinkExpected, copyEmailExpected, expectedClipboardContent) {
  let browser = gBrowser.selectedBrowser;
  await ContentTask.spawn(browser, { selector }, async function(arg) {
    content.document.querySelector(arg.selector).scrollIntoView();
  });

  let popupShownPromise = BrowserTestUtils.waitForEvent(contextMenu, "popupshown");
  await BrowserTestUtils.synthesizeMouseAtCenter(selector,
          { type: "contextmenu", button: 2}, browser);
  await popupShownPromise;

  is(gCopyLinkMenuItem.hidden, !copyLinkExpected, "Copy link menuitem is " + (copyLinkExpected ? "not hidden" : "hidden"));
  is(gCopyEmailMenuItem.hidden, !copyEmailExpected, "Copy email menuitem is " + (copyEmailExpected ? "not hidden" : "hidden"));

  if (copyLinkExpected || copyEmailExpected) {
    await new Promise((resolve, reject) => {
      waitForClipboard(expectedClipboardContent, function() {
        if (copyLinkExpected)
          gCopyLinkMenuItem.click();
        else
          gCopyEmailMenuItem.click();
      }, resolve, reject);
    });
  }

  let popupHiddenPromise = BrowserTestUtils.waitForEvent(contextMenu, "popuphidden");
  contextMenu.hidePopup();
  await popupHiddenPromise;
}