<!doctype html>
<meta charset=utf-8>
<meta name="variant" content="?editor=input&hide-target=editor">
<meta name="variant" content="?editor=textarea&hide-target=editor">
<meta name="variant" content="?editor=input&hide-target=parent">
<meta name="variant" content="?editor=textarea&hide-target=parent">
<title>Testing edit action in zombie editor</title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<body>
<script>
"use strict";

const params = new URLSearchParams(location.search);

/**
 * The expected results is based on Chrome 93.
 * The behavior is reasonable because JS API which does not require focus keeps
 * working even if it's hidden.
 */

function init() {
  const div = document.createElement("div");
  const editor = document.createElement(params.get("editor"));
  const hideTarget = params.get("hide-target") == "editor" ? editor : div;
  editor.value = "default value";
  div.appendChild(editor);
  document.body.appendChild(div);
  return [ hideTarget, editor ];
}

function finalize(editor) {
  editor.blur();
  editor.parentNode.remove();
  document.body.getBoundingClientRect();
}

promise_test(async () => {
  await new Promise(resolve => addEventListener("load", resolve, {once: true}));
}, "Wait for load event");

promise_test(async () => {
  const [hideTarget, editor] = init();
  try {
    hideTarget.style.display = "none";
    editor.value = "new value";
    assert_equals(editor.value, "new value", "The value should be set properly");
  } finally {
    finalize(editor);
  }
}, `<${params.get("editor")}>.value = "new value" (without focus)`);

promise_test(async () => {
  const [hideTarget, editor] = init();
  try {
    editor.focus();
    hideTarget.style.display = "none";
    editor.value = "new value";
    assert_equals(editor.value, "new value", "The value should be set properly");
  } finally {
    finalize(editor);
  }
}, `<${params.get("editor")}>.value = "new value" (with focus)`);

promise_test(async () => {
  const [hideTarget, editor] = init();
  try {
    editor.focus();
    editor.blur();
    hideTarget.style.display = "none";
    editor.value = "new value";
    assert_equals(editor.value, "new value", "The value should be set properly");
  } finally {
    finalize(editor);
  }
}, `<${params.get("editor")}>.value = "new value" (after blur)`);

promise_test(async () => {
  const [hideTarget, editor] = init();
  try {
    hideTarget.style.display = "none";
    editor.setRangeText("new", 0, "default".length);
    assert_equals(editor.value, "new value", "The value should be set properly by setRangeText");
  } finally {
    finalize(editor);
  }
}, `<${params.get("editor")}>.setRangeText("new", 0, "default".length) (without focus)`);

promise_test(async () => {
  const [hideTarget, editor] = init();
  try {
    editor.focus();
    hideTarget.style.display = "none";
    editor.setRangeText("new", 0, "default".length);
    assert_equals(editor.value, "new value", "The value should be set properly by setRangeText");
  } finally {
    finalize(editor);
  }
}, `<${params.get("editor")}>.setRangeText("new", 0, "default".length) (with focus)`);

promise_test(async () => {
  const [hideTarget, editor] = init();
  try {
    editor.focus();
    editor.blur();
    hideTarget.style.display = "none";
    editor.setRangeText("new", 0, "default".length);
    assert_equals(editor.value, "new value", "The value should be set properly by setRangeText");
  } finally {
    finalize(editor);
  }
}, `<${params.get("editor")}>.setRangeText("new", 0, "default".length) (after blur)`);

</script>
</body>
