1 files changed, 80 insertions, 0 deletions
diff --git a/toolkit/content/tests/chrome/test_autocomplete_mac_caret.xhtml b/toolkit/content/tests/chrome/test_autocomplete_mac_caret.xhtml
new file mode 100644
index 0000000000..b49f8a1d5e
--- /dev/null
+++ b/toolkit/content/tests/chrome/test_autocomplete_mac_caret.xhtml
@@ -0,0 +1,80 @@
+<?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="Autocomplete Widget Test"
+        onload="setTimeout(keyCaretTest, 0);"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+        xmlns:html="http://www.w3.org/1999/xhtml">
+
+  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
+  <script src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"/>
+
+<html:input id="autocomplete" is="autocomplete-input"/>
+
+<script class="testbody" type="application/javascript">
+<![CDATA[
+
+SimpleTest.waitForExplicitFinish();
+
+function keyCaretTest()
+{
+  var autocomplete = $("autocomplete");
+
+  autocomplete.focus();
+  checkKeyCaretTest("KEY_ArrowUp", 0, 0, true, "no value up");
+  checkKeyCaretTest("KEY_ArrowDown", 0, 0, true, "no value down");
+
+  autocomplete.value = "Sample";
+
+  autocomplete.selectionStart = 3;
+  autocomplete.selectionEnd = 3;
+  checkKeyCaretTest("KEY_ArrowUp", 0, 0, true, "value up with caret in middle");
+  checkKeyCaretTest("KEY_ArrowUp", 0, 0, true, "value up with caret in middle again");
+
+  autocomplete.selectionStart = 2;
+  autocomplete.selectionEnd = 2;
+  checkKeyCaretTest("KEY_ArrowDown", 6, 6, true, "value down with caret in middle");
+  checkKeyCaretTest("KEY_ArrowDown", 6, 6, true, "value down with caret in middle again");
+
+  autocomplete.selectionStart = 1;
+  autocomplete.selectionEnd = 4;
+  checkKeyCaretTest("KEY_ArrowUp", 0, 0, true, "value up with selection");
+
+  autocomplete.selectionStart = 1;
+  autocomplete.selectionEnd = 4;
+  checkKeyCaretTest("KEY_ArrowDown", 6, 6, true, "value down with selection");
+
+  SimpleTest.finish();
+}
+
+function checkKeyCaretTest(key, expectedStart, expectedEnd, result, testid)
+{
+  var autocomplete = $("autocomplete");
+  var keypressFired = false;
+  function listener(event) {
+    if (event.target == autocomplete) {
+      keypressFired = true;
+    }
+  }
+  SpecialPowers.addSystemEventListener(window, "keypress", listener, false);
+  synthesizeKey(key, {});
+  SpecialPowers.removeSystemEventListener(window, "keypress", listener, false);
+  is(keypressFired, result, `${testid} keypress event should${result ? "" : " not"} be fired`);
+  is(autocomplete.selectionStart, expectedStart, testid + " selectionStart");
+  is(autocomplete.selectionEnd, expectedEnd, testid + " selectionEnd");
+}
+
+]]>
+</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>