fune/browser/base/content/test/plugins/browser_CTP_hide_overlay.js

var rootDir = getRootDirectory(gTestPath);
const gTestRoot = rootDir.replace(
  "chrome://mochitests/content/",
  "http://127.0.0.1:8888/"
);
var gPluginHost = Cc["@mozilla.org/plugin/host;1"].getService(Ci.nsIPluginHost);

add_task(async function() {
  registerCleanupFunction(function() {
    clearAllPluginPermissions();
    setTestPluginEnabledState(Ci.nsIPluginTag.STATE_ENABLED, "Test Plug-in");
    setTestPluginEnabledState(
      Ci.nsIPluginTag.STATE_ENABLED,
      "Second Test Plug-in"
    );
    Services.prefs.clearUserPref("extensions.blocklist.suppressUI");
    gBrowser.removeCurrentTab();
    window.focus();
  });
});

add_task(async function() {
  Services.prefs.setBoolPref("extensions.blocklist.suppressUI", true);

  gBrowser.selectedTab = BrowserTestUtils.addTab(gBrowser);

  setTestPluginEnabledState(Ci.nsIPluginTag.STATE_CLICKTOPLAY, "Test Plug-in");
  setTestPluginEnabledState(
    Ci.nsIPluginTag.STATE_CLICKTOPLAY,
    "Second Test Plug-in"
  );

  await promiseTabLoadEvent(
    gBrowser.selectedTab,
    gTestRoot + "plugin_test.html"
  );

  // Work around for delayed PluginBindingAttached
  await promiseUpdatePluginBindings(gBrowser.selectedBrowser);

  // Tests that the overlay can be hidden for plugins using the close icon.
  await SpecialPowers.spawn(gBrowser.selectedBrowser, [], async function() {
    let doc = content.document;
    let plugin = doc.getElementById("test");
    let overlay = plugin.openOrClosedShadowRoot.getElementById("main");
    let closeIcon = plugin.openOrClosedShadowRoot.getElementById("closeIcon");
    let bounds = closeIcon.getBoundingClientRect();
    let left = (bounds.left + bounds.right) / 2;
    let top = (bounds.top + bounds.bottom) / 2;
    let utils = content.windowUtils;
    utils.sendMouseEvent("mousedown", left, top, 0, 1, 0, false, 0, 0);
    utils.sendMouseEvent("mouseup", left, top, 0, 1, 0, false, 0, 0);

    Assert.ok(
      !overlay.classList.contains("visible"),
      "overlay should be hidden."
    );
  });
});

// Test that the overlay cannot be interacted with after the user closes the overlay
add_task(async function() {
  setTestPluginEnabledState(Ci.nsIPluginTag.STATE_CLICKTOPLAY, "Test Plug-in");
  setTestPluginEnabledState(
    Ci.nsIPluginTag.STATE_CLICKTOPLAY,
    "Second Test Plug-in"
  );

  await promiseTabLoadEvent(
    gBrowser.selectedTab,
    gTestRoot + "plugin_test.html"
  );

  // Work around for delayed PluginBindingAttached
  await promiseUpdatePluginBindings(gBrowser.selectedBrowser);

  await SpecialPowers.spawn(gBrowser.selectedBrowser, [], async function() {
    let doc = content.document;
    let plugin = doc.getElementById("test");
    let overlay = plugin.openOrClosedShadowRoot.getElementById("main");
    let closeIcon = plugin.openOrClosedShadowRoot.getElementById("closeIcon");
    let closeIconBounds = closeIcon.getBoundingClientRect();
    let overlayBounds = overlay.getBoundingClientRect();
    let overlayLeft = (overlayBounds.left + overlayBounds.right) / 2;
    let overlayTop = (overlayBounds.left + overlayBounds.right) / 2;
    let closeIconLeft = (closeIconBounds.left + closeIconBounds.right) / 2;
    let closeIconTop = (closeIconBounds.top + closeIconBounds.bottom) / 2;
    let utils = content.windowUtils;
    // Simulate clicking on the close icon.
    utils.sendMouseEvent(
      "mousedown",
      closeIconLeft,
      closeIconTop,
      0,
      1,
      0,
      false,
      0,
      0
    );
    utils.sendMouseEvent(
      "mouseup",
      closeIconLeft,
      closeIconTop,
      0,
      1,
      0,
      false,
      0,
      0
    );

    // Simulate clicking on the overlay.
    utils.sendMouseEvent(
      "mousedown",
      overlayLeft,
      overlayTop,
      0,
      1,
      0,
      false,
      0,
      0
    );
    utils.sendMouseEvent(
      "mouseup",
      overlayLeft,
      overlayTop,
      0,
      1,
      0,
      false,
      0,
      0
    );

    Assert.ok(
      overlay.hasAttribute("dismissed") &&
        !overlay.classList.contains("visible"),
      "Overlay should be hidden"
    );
  });

  let notification = PopupNotifications.getNotification(
    "click-to-play-plugins"
  );

  ok(notification.dismissed, "No notification should be shown");
});