<!DOCTYPE html>
<html>
<head>
<meta charset=utf-8>
<title>Select All in focused editor</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
"use strict";

addEventListener("DOMContentLoaded", () => {
  const editingHost = document.querySelector("div[contenteditable]");
  test(() => {
    editingHost.focus();
    document.execCommand("selectAll");
    assert_false(
      getSelection().isCollapsed,
      'Selection should not be collapsed after calling document.execCommand("selectAll")'
    );
    const rangeText = getSelection().toString();
    assert_false(
      rangeText.includes("preceding text"),
      "Selection should not contain the preceding text of the editing host"
    );
    assert_true(
      rangeText.includes("editable text"),
      "Selection should contain the editable text in the editing host"
    );
    assert_false(
      rangeText.includes("following text"),
      "Selection should not contain the following text of the editing host"
    );
    getSelection().removeAllRanges();
  }, "execCommand('selectAll') should select all content in the editing host");

  test(() => {
    editingHost.focus();
    getSelection().removeAllRanges();
    document.execCommand("selectAll");
    assert_false(
      getSelection().isCollapsed,
      'Selection should not be collapsed after calling document.execCommand("selectAll")'
    );
    const rangeText = getSelection().toString();
    assert_false(
      rangeText.includes("preceding text"),
      "Selection should not contain the preceding text of the editing host"
    );
    assert_true(
      rangeText.includes("editable text"),
      "Selection should contain the editable text in the editing host"
    );
    assert_false(
      rangeText.includes("following text"),
      "Selection should not contain the following text of the editing host"
    );
    getSelection().removeAllRanges();
  }, "execCommand('selectAll') should select all content in the editing host when it has focus but no selection range");

  test(() => {
    editingHost.focus();
    editingHost.innerHTML = "preceding editable text<input value='input value'>following editable text";
    getSelection().collapse(editingHost.querySelector("input"), 0);
    document.execCommand("selectAll");
    assert_false(
      getSelection().isCollapsed,
      'Selection should not be collapsed after calling document.execCommand("selectAll")'
    );
    const rangeText = getSelection().toString();
    assert_false(
      rangeText.includes("preceding text"),
      "Selection should not contain the preceding text of the editing host"
    );
    assert_true(
      rangeText.includes("preceding editable text"),
      "Selection should contain the preceding editable text of <input> in the editing host"
    );
    assert_true(
      rangeText.includes("following editable text"),
      "Selection should contain the following editable text of <input> in the editing host"
    );
    assert_false(
      rangeText.includes("following text"),
      "Selection should not contain the following text of the editing host"
    );
    getSelection().removeAllRanges();
  }, "execCommand('selectAll') should select all content in the editing host when selection collapsed in the <input>");

  test(() => {
    editingHost.focus();
    editingHost.innerHTML = "preceding editable text<textarea>textarea value</textarea>following editable text";
    getSelection().collapse(editingHost.querySelector("textarea"), 0);
    document.execCommand("selectAll");
    assert_false(
      getSelection().isCollapsed,
      'Selection should not be collapsed after calling document.execCommand("selectAll")'
    );
    const rangeText = getSelection().toString();
    assert_false(
      rangeText.includes("preceding text"),
      "Selection should not contain the preceding text of the editing host"
    );
    assert_true(
      rangeText.includes("preceding editable text"),
      "Selection should contain the preceding editable text of <textarea> in the editing host"
    );
    assert_true(
      rangeText.includes("following editable text"),
      "Selection should contain the following editable text of <textarea> in the editing host"
    );
    assert_false(
      rangeText.includes("following text"),
      "Selection should not contain the following text of the editing host"
    );
    getSelection().removeAllRanges();
  }, "execCommand('selectAll') should select all content in the editing host when selection collapsed in the <textarea>");
});
</script>
</head>
<body>
<p>preceding text</p>
<div contenteditable>editable text</div>
<p>following text</p>
</body>
</html>
