1 files changed, 82 insertions, 0 deletions
diff --git a/browser/base/content/test/general/browser_accesskeys.js b/browser/base/content/test/general/browser_accesskeys.js
new file mode 100644
index 000000000..56fe3995f
--- /dev/null
+++ b/browser/base/content/test/general/browser_accesskeys.js
@@ -0,0 +1,82 @@
+add_task(function *() {
+  yield pushPrefs(["ui.key.contentAccess", 5], ["ui.key.chromeAccess", 5]);
+
+  const gPageURL1 = "data:text/html,<body><p>" +
+                    "<button id='button' accesskey='y'>Button</button>" +
+                    "<input id='checkbox' type='checkbox' accesskey='z'>Checkbox" +
+                    "</p></body>";
+  let tab1 = yield BrowserTestUtils.openNewForegroundTab(gBrowser, gPageURL1);
+  tab1.linkedBrowser.messageManager.loadFrameScript("data:,(" + childHandleFocus.toString() + ")();", false);
+
+  Services.focus.clearFocus(window);
+
+  // Press an accesskey in the child document while the chrome is focused.
+  let focusedId = yield performAccessKey("y");
+  is(focusedId, "button", "button accesskey");
+
+  // Press an accesskey in the child document while the content document is focused.
+  focusedId = yield performAccessKey("z");
+  is(focusedId, "checkbox", "checkbox accesskey");
+
+  // Add an element with an accesskey to the chrome and press its accesskey while the chrome is focused.
+  let newButton = document.createElement("button");
+  newButton.id = "chromebutton";
+  newButton.setAttribute("accesskey", "z");
+  document.documentElement.appendChild(newButton);
+
+  Services.focus.clearFocus(window);
+
+  focusedId = yield performAccessKeyForChrome("z");
+  is(focusedId, "chromebutton", "chromebutton accesskey");
+
+  // Add a second tab and ensure that accesskey from the first tab is not used.
+  const gPageURL2 = "data:text/html,<body>" +
+                    "<button id='tab2button' accesskey='y'>Button in Tab 2</button>" +
+                    "</body>";
+  let tab2 = yield BrowserTestUtils.openNewForegroundTab(gBrowser, gPageURL2);
+  tab2.linkedBrowser.messageManager.loadFrameScript("data:,(" + childHandleFocus.toString() + ")();", false);
+
+  Services.focus.clearFocus(window);
+
+  focusedId = yield performAccessKey("y");
+  is(focusedId, "tab2button", "button accesskey in tab2");
+
+  // Press the accesskey for the chrome element while the content document is focused.
+  focusedId = yield performAccessKeyForChrome("z");
+  is(focusedId, "chromebutton", "chromebutton accesskey");
+
+  newButton.parentNode.removeChild(newButton);
+
+  gBrowser.removeTab(tab1);
+  gBrowser.removeTab(tab2);
+});
+
+function childHandleFocus() {
+  content.document.body.firstChild.addEventListener("focus", function focused(event) {
+    let focusedElement = content.document.activeElement;
+    focusedElement.blur();
+    sendAsyncMessage("Test:FocusFromAccessKey", { focus: focusedElement.id })
+  }, true);
+}
+
+function performAccessKey(key)
+{
+  return new Promise(resolve => {
+    let mm = gBrowser.selectedBrowser.messageManager;
+    mm.addMessageListener("Test:FocusFromAccessKey", function listenForFocus(msg) {
+      mm.removeMessageListener("Test:FocusFromAccessKey", listenForFocus);
+      resolve(msg.data.focus);
+    });
+
+    EventUtils.synthesizeKey(key, { altKey: true, shiftKey: true });
+  });
+}
+
+// This version is used when a chrome elemnt is expected to be found for an accesskey.
+function* performAccessKeyForChrome(key, inChild)
+{
+  let waitFocusChangePromise = BrowserTestUtils.waitForEvent(document, "focus", true);
+  EventUtils.synthesizeKey(key, { altKey: true, shiftKey: true });
+  yield waitFocusChangePromise;
+  return document.activeElement.id;
+}