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<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Check whether native key bindings work in shadow DOM in editor</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/EventUtils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
<script>
"use strict";

const kIsMac = navigator.platform.includes("Mac");

SimpleTest.waitForExplicitFinish();
SimpleTest.waitForFocus(() => {
  const shadowHost = document.querySelector("div");
  const shadowRoot = shadowHost.attachShadow({mode: "open"});
  shadowRoot.innerHTML = "<div contenteditable>abc def</div>";
  const editingHost = shadowRoot.querySelector("div[contenteditable]");
  editingHost.focus();
  getSelection().collapse(editingHost.firstChild, "abc ".length);
  if (kIsMac) {
    synthesizeKey("KEY_ArrowLeft", {metaKey: true});
  } else {
    synthesizeKey("KEY_Home");
  }
  synthesizeKey("X", {shiftKey: true});
  is(
    editingHost.textContent,
    "Xabc def",
    "X should've insert start of the editing host after typing \"Home\""
  );
  if (kIsMac) {
    synthesizeKey("KEY_ArrowRight", {metaKey: true});
  } else {
    synthesizeKey("KEY_End");
  }
  synthesizeKey("Y", {shiftKey: true});
  is(
    editingHost.textContent,
    "Xabc defY",
    "Y should've been inserted end of the editing host after typing \"End\""
  );

  SimpleTest.finish();
});
</script>
</head>
<body><div></div></body>
</html>