1 files changed, 99 insertions, 0 deletions
diff --git a/toolkit/content/tests/chrome/test_showcaret.xhtml b/toolkit/content/tests/chrome/test_showcaret.xhtml
new file mode 100644
index 0000000000..eb344589fc
--- /dev/null
+++ b/toolkit/content/tests/chrome/test_showcaret.xhtml
@@ -0,0 +1,99 @@
+<?xml version="1.0"?>
+<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css" type="text/css"?>
+
+<window title="Show Caret Test"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+
+  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
+
+<iframe id="f1" width="100" height="100" onload="frameLoaded()"
+        src="data:text/html,%3Cbody%20style='height:%208000px'%3E%3Cp%3EHello%3C/p%3EGoodbye%3C/body%3E"/>
+<!-- <body style='height: 8000px'><p>Hello</p><span id='s'>Goodbye<span></body> -->
+<iframe id="f2" type="content" showcaret="true" width="100" height="100" onload="frameLoaded()"
+        src="data:text/html,%3Cbody%20style%3D%27height%3A%208000px%27%3E%3Cp%3EHello%3C%2Fp%3E%3Cspan%20id%3D%27s%27%3EGoodbye%3Cspan%3E%3C%2Fbody%3E"/>
+
+<script>
+<![CDATA[
+
+var framesLoaded = 0;
+var otherWindow = null;
+
+function frameLoaded() { if (++framesLoaded == 2) SimpleTest.waitForFocus(runTest); }
+
+SimpleTest.waitForExplicitFinish();
+function runTest()
+{
+  var sel1 = frames[0].getSelection();
+  sel1.collapse(frames[0].document.body, 0);
+
+  var sel2 = frames[1].getSelection();
+  sel2.collapse(frames[1].document.body, 0);
+  window.frames[0].focus();
+  document.commandDispatcher.getControllerForCommand("cmd_moveBottom").doCommand("cmd_moveBottom");
+
+  var listener = function() {
+    if (!(frames[0].scrollY > 0)) {
+      window.content.removeEventListener("scroll", listener);
+    }
+  }
+  window.frames[0].addEventListener("scroll", listener);
+
+  sel1 = frames[0].getSelection();
+  sel1.collapse(frames[0].document.body, 0);
+
+  sel2 = frames[1].getSelection();
+  sel2.collapse(frames[1].document.body, 0);
+
+  window.frames[0].focus();
+  document.commandDispatcher.getControllerForCommand("cmd_moveBottom").doCommand("cmd_moveBottom");
+  is(sel1.focusNode, frames[0].document.body, "focusNode for non-showcaret");
+  is(sel1.focusOffset, 0, "focusOffset for non-showcaret");
+
+  window.frames[1].focus();
+  document.commandDispatcher.getControllerForCommand("cmd_moveBottom").doCommand("cmd_moveBottom");
+
+  ok(frames[1].scrollY <
+       frames[1].document.getElementById('s').getBoundingClientRect().top,
+     "scrollY for showcaret");
+  isnot(sel2.focusNode, frames[1].document.body, "focusNode for showcaret");
+  ok(sel2.anchorOffset > 0, "focusOffset for showcaret");
+
+  otherWindow = window.browsingContext.topChromeWindow.open("window_showcaret.xhtml", "_blank", "chrome,width=400,height=200");
+  otherWindow.addEventListener("focus", otherWindowFocused);
+}
+
+function otherWindowFocused()
+{
+  otherWindow.removeEventListener("focus", otherWindowFocused);
+
+  // enable caret browsing temporarily to test caret movement
+  let prefs = SpecialPowers.Services.prefs;
+  prefs.setBoolPref("accessibility.browsewithcaret", true);
+
+  var hbox = otherWindow.document.documentElement.firstChild;
+  hbox.focus();
+  is(otherWindow.document.activeElement, hbox, "hbox in other window is focused");
+
+  document.commandDispatcher.getControllerForCommand("cmd_lineNext").doCommand("cmd_lineNext");
+  is(otherWindow.document.activeElement, hbox, "hbox still focused in other window after down movement");
+
+  prefs.setBoolPref("accessibility.browsewithcaret", false);
+
+  otherWindow.close();
+  SimpleTest.finish();
+}
+
+]]>
+</script>
+
+<body xmlns="http://www.w3.org/1999/xhtml">
+<p id="display">
+</p>
+<div id="content" style="display: none">
+</div>
+<pre id="test">
+</pre>
+</body>
+
+</window>