react-dom-test-utils.development.js 66.3 KB
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 1569 1570 1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586 1587 1588 1589 1590 1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667 1668 1669 1670 1671 1672 1673 1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685 1686 1687 1688 1689 1690 1691 1692 1693 1694 1695 1696 1697 1698 1699 1700 1701 1702 1703 1704 1705 1706 1707 1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736 1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755 1756 1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857 1858 1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 1870 1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037 2038 2039 2040 2041 2042 2043 2044 2045 2046 2047 2048 2049 2050 2051 2052 2053 2054 2055 2056 2057 2058 2059 2060 2061 2062 2063 2064 2065 2066 2067 2068 2069 2070 2071 2072 2073 2074 2075 2076 2077 2078 2079 2080 2081 2082 2083 2084 2085 2086 2087 2088 2089 2090 2091 2092 2093 2094 2095 2096 2097 2098 2099 2100 2101 2102 2103 2104 2105 2106 2107 2108 2109 2110 2111 2112 2113 2114 2115 2116 2117 2118
/** @license React v17.0.1
 * react-dom-test-utils.development.js
 *
 * Copyright (c) Facebook, Inc. and its affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

'use strict';

if (process.env.NODE_ENV !== "production") {
  (function() {
'use strict';

var _assign = require('object-assign');
var React = require('react');
var ReactDOM = require('react-dom');
var Scheduler = require('scheduler');

var ReactSharedInternals = React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED;

// by calls to these methods by a Babel plugin.
//
// In PROD (or in packages without access to React internals),
// they are left as they are instead.

function warn(format) {
  {
    for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
      args[_key - 1] = arguments[_key];
    }

    printWarning('warn', format, args);
  }
}
function error(format) {
  {
    for (var _len2 = arguments.length, args = new Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) {
      args[_key2 - 1] = arguments[_key2];
    }

    printWarning('error', format, args);
  }
}

function printWarning(level, format, args) {
  // When changing this logic, you might want to also
  // update consoleWithStackDev.www.js as well.
  {
    var ReactDebugCurrentFrame = ReactSharedInternals.ReactDebugCurrentFrame;
    var stack = ReactDebugCurrentFrame.getStackAddendum();

    if (stack !== '') {
      format += '%s';
      args = args.concat([stack]);
    }

    var argsWithFormat = args.map(function (item) {
      return '' + item;
    }); // Careful: RN currently depends on this prefix

    argsWithFormat.unshift('Warning: ' + format); // We intentionally don't use spread (or .apply) directly because it
    // breaks IE9: https://github.com/facebook/react/issues/13610
    // eslint-disable-next-line react-internal/no-production-logging

    Function.prototype.apply.call(console[level], console, argsWithFormat);
  }
}

/**
 * `ReactInstanceMap` maintains a mapping from a public facing stateful
 * instance (key) and the internal representation (value). This allows public
 * methods to accept the user facing instance as an argument and map them back
 * to internal methods.
 *
 * Note that this module is currently shared and assumed to be stateless.
 * If this becomes an actual Map, that will break.
 */
function get(key) {
  return key._reactInternals;
}

// ATTENTION
// When adding new symbols to this file,
// Please consider also adding to 'react-devtools-shared/src/backend/ReactSymbols'
// The Symbol used to tag the ReactElement-like types. If there is no native Symbol
// nor polyfill, then a plain number is used for performance.
var REACT_ELEMENT_TYPE = 0xeac7;
var REACT_PORTAL_TYPE = 0xeaca;
var REACT_FRAGMENT_TYPE = 0xeacb;
var REACT_STRICT_MODE_TYPE = 0xeacc;
var REACT_PROFILER_TYPE = 0xead2;
var REACT_PROVIDER_TYPE = 0xeacd;
var REACT_CONTEXT_TYPE = 0xeace;
var REACT_FORWARD_REF_TYPE = 0xead0;
var REACT_SUSPENSE_TYPE = 0xead1;
var REACT_SUSPENSE_LIST_TYPE = 0xead8;
var REACT_MEMO_TYPE = 0xead3;
var REACT_LAZY_TYPE = 0xead4;
var REACT_BLOCK_TYPE = 0xead9;
var REACT_SERVER_BLOCK_TYPE = 0xeada;
var REACT_FUNDAMENTAL_TYPE = 0xead5;
var REACT_SCOPE_TYPE = 0xead7;
var REACT_OPAQUE_ID_TYPE = 0xeae0;
var REACT_DEBUG_TRACING_MODE_TYPE = 0xeae1;
var REACT_OFFSCREEN_TYPE = 0xeae2;
var REACT_LEGACY_HIDDEN_TYPE = 0xeae3;

if (typeof Symbol === 'function' && Symbol.for) {
  var symbolFor = Symbol.for;
  REACT_ELEMENT_TYPE = symbolFor('react.element');
  REACT_PORTAL_TYPE = symbolFor('react.portal');
  REACT_FRAGMENT_TYPE = symbolFor('react.fragment');
  REACT_STRICT_MODE_TYPE = symbolFor('react.strict_mode');
  REACT_PROFILER_TYPE = symbolFor('react.profiler');
  REACT_PROVIDER_TYPE = symbolFor('react.provider');
  REACT_CONTEXT_TYPE = symbolFor('react.context');
  REACT_FORWARD_REF_TYPE = symbolFor('react.forward_ref');
  REACT_SUSPENSE_TYPE = symbolFor('react.suspense');
  REACT_SUSPENSE_LIST_TYPE = symbolFor('react.suspense_list');
  REACT_MEMO_TYPE = symbolFor('react.memo');
  REACT_LAZY_TYPE = symbolFor('react.lazy');
  REACT_BLOCK_TYPE = symbolFor('react.block');
  REACT_SERVER_BLOCK_TYPE = symbolFor('react.server.block');
  REACT_FUNDAMENTAL_TYPE = symbolFor('react.fundamental');
  REACT_SCOPE_TYPE = symbolFor('react.scope');
  REACT_OPAQUE_ID_TYPE = symbolFor('react.opaque.id');
  REACT_DEBUG_TRACING_MODE_TYPE = symbolFor('react.debug_trace_mode');
  REACT_OFFSCREEN_TYPE = symbolFor('react.offscreen');
  REACT_LEGACY_HIDDEN_TYPE = symbolFor('react.legacy_hidden');
}

var FunctionComponent = 0;
var ClassComponent = 1;

var HostRoot = 3; // Root of a host tree. Could be nested inside another node.

var HostComponent = 5;
var HostText = 6;

// Don't change these two values. They're used by React Dev Tools.
var NoFlags =
/*                      */
0;

var Placement =
/*                    */
2;
var Hydrating =
/*                    */
1024;

var ReactCurrentOwner = ReactSharedInternals.ReactCurrentOwner;
function getNearestMountedFiber(fiber) {
  var node = fiber;
  var nearestMounted = fiber;

  if (!fiber.alternate) {
    // If there is no alternate, this might be a new tree that isn't inserted
    // yet. If it is, then it will have a pending insertion effect on it.
    var nextNode = node;

    do {
      node = nextNode;

      if ((node.flags & (Placement | Hydrating)) !== NoFlags) {
        // This is an insertion or in-progress hydration. The nearest possible
        // mounted fiber is the parent but we need to continue to figure out
        // if that one is still mounted.
        nearestMounted = node.return;
      }

      nextNode = node.return;
    } while (nextNode);
  } else {
    while (node.return) {
      node = node.return;
    }
  }

  if (node.tag === HostRoot) {
    // TODO: Check if this was a nested HostRoot when used with
    // renderContainerIntoSubtree.
    return nearestMounted;
  } // If we didn't hit the root, that means that we're in an disconnected tree
  // that has been unmounted.


  return null;
}

function assertIsMounted(fiber) {
  if (!(getNearestMountedFiber(fiber) === fiber)) {
    {
      throw Error( "Unable to find node on an unmounted component." );
    }
  }
}

function findCurrentFiberUsingSlowPath(fiber) {
  var alternate = fiber.alternate;

  if (!alternate) {
    // If there is no alternate, then we only need to check if it is mounted.
    var nearestMounted = getNearestMountedFiber(fiber);

    if (!(nearestMounted !== null)) {
      {
        throw Error( "Unable to find node on an unmounted component." );
      }
    }

    if (nearestMounted !== fiber) {
      return null;
    }

    return fiber;
  } // If we have two possible branches, we'll walk backwards up to the root
  // to see what path the root points to. On the way we may hit one of the
  // special cases and we'll deal with them.


  var a = fiber;
  var b = alternate;

  while (true) {
    var parentA = a.return;

    if (parentA === null) {
      // We're at the root.
      break;
    }

    var parentB = parentA.alternate;

    if (parentB === null) {
      // There is no alternate. This is an unusual case. Currently, it only
      // happens when a Suspense component is hidden. An extra fragment fiber
      // is inserted in between the Suspense fiber and its children. Skip
      // over this extra fragment fiber and proceed to the next parent.
      var nextParent = parentA.return;

      if (nextParent !== null) {
        a = b = nextParent;
        continue;
      } // If there's no parent, we're at the root.


      break;
    } // If both copies of the parent fiber point to the same child, we can
    // assume that the child is current. This happens when we bailout on low
    // priority: the bailed out fiber's child reuses the current child.


    if (parentA.child === parentB.child) {
      var child = parentA.child;

      while (child) {
        if (child === a) {
          // We've determined that A is the current branch.
          assertIsMounted(parentA);
          return fiber;
        }

        if (child === b) {
          // We've determined that B is the current branch.
          assertIsMounted(parentA);
          return alternate;
        }

        child = child.sibling;
      } // We should never have an alternate for any mounting node. So the only
      // way this could possibly happen is if this was unmounted, if at all.


      {
        {
          throw Error( "Unable to find node on an unmounted component." );
        }
      }
    }

    if (a.return !== b.return) {
      // The return pointer of A and the return pointer of B point to different
      // fibers. We assume that return pointers never criss-cross, so A must
      // belong to the child set of A.return, and B must belong to the child
      // set of B.return.
      a = parentA;
      b = parentB;
    } else {
      // The return pointers point to the same fiber. We'll have to use the
      // default, slow path: scan the child sets of each parent alternate to see
      // which child belongs to which set.
      //
      // Search parent A's child set
      var didFindChild = false;
      var _child = parentA.child;

      while (_child) {
        if (_child === a) {
          didFindChild = true;
          a = parentA;
          b = parentB;
          break;
        }

        if (_child === b) {
          didFindChild = true;
          b = parentA;
          a = parentB;
          break;
        }

        _child = _child.sibling;
      }

      if (!didFindChild) {
        // Search parent B's child set
        _child = parentB.child;

        while (_child) {
          if (_child === a) {
            didFindChild = true;
            a = parentB;
            b = parentA;
            break;
          }

          if (_child === b) {
            didFindChild = true;
            b = parentB;
            a = parentA;
            break;
          }

          _child = _child.sibling;
        }

        if (!didFindChild) {
          {
            throw Error( "Child was not found in either parent set. This indicates a bug in React related to the return pointer. Please file an issue." );
          }
        }
      }
    }

    if (!(a.alternate === b)) {
      {
        throw Error( "Return fibers should always be each others' alternates. This error is likely caused by a bug in React. Please file an issue." );
      }
    }
  } // If the root is not a host container, we're in a disconnected tree. I.e.
  // unmounted.


  if (!(a.tag === HostRoot)) {
    {
      throw Error( "Unable to find node on an unmounted component." );
    }
  }

  if (a.stateNode.current === a) {
    // We've determined that A is the current branch.
    return fiber;
  } // Otherwise B has to be current branch.


  return alternate;
}

/**
 * `charCode` represents the actual "character code" and is safe to use with
 * `String.fromCharCode`. As such, only keys that correspond to printable
 * characters produce a valid `charCode`, the only exception to this is Enter.
 * The Tab-key is considered non-printable and does not have a `charCode`,
 * presumably because it does not produce a tab-character in browsers.
 *
 * @param {object} nativeEvent Native browser event.
 * @return {number} Normalized `charCode` property.
 */
function getEventCharCode(nativeEvent) {
  var charCode;
  var keyCode = nativeEvent.keyCode;

  if ('charCode' in nativeEvent) {
    charCode = nativeEvent.charCode; // FF does not set `charCode` for the Enter-key, check against `keyCode`.

    if (charCode === 0 && keyCode === 13) {
      charCode = 13;
    }
  } else {
    // IE8 does not implement `charCode`, but `keyCode` has the correct value.
    charCode = keyCode;
  } // IE and Edge (on Windows) and Chrome / Safari (on Windows and Linux)
  // report Enter as charCode 10 when ctrl is pressed.


  if (charCode === 10) {
    charCode = 13;
  } // Some non-printable keys are reported in `charCode`/`keyCode`, discard them.
  // Must not discard the (non-)printable Enter-key.


  if (charCode >= 32 || charCode === 13) {
    return charCode;
  }

  return 0;
}

function functionThatReturnsTrue() {
  return true;
}

function functionThatReturnsFalse() {
  return false;
} // This is intentionally a factory so that we have different returned constructors.
// If we had a single constructor, it would be megamorphic and engines would deopt.


function createSyntheticEvent(Interface) {
  /**
   * Synthetic events are dispatched by event plugins, typically in response to a
   * top-level event delegation handler.
   *
   * These systems should generally use pooling to reduce the frequency of garbage
   * collection. The system should check `isPersistent` to determine whether the
   * event should be released into the pool after being dispatched. Users that
   * need a persisted event should invoke `persist`.
   *
   * Synthetic events (and subclasses) implement the DOM Level 3 Events API by
   * normalizing browser quirks. Subclasses do not necessarily have to implement a
   * DOM interface; custom application-specific events can also subclass this.
   */
  function SyntheticBaseEvent(reactName, reactEventType, targetInst, nativeEvent, nativeEventTarget) {
    this._reactName = reactName;
    this._targetInst = targetInst;
    this.type = reactEventType;
    this.nativeEvent = nativeEvent;
    this.target = nativeEventTarget;
    this.currentTarget = null;

    for (var _propName in Interface) {
      if (!Interface.hasOwnProperty(_propName)) {
        continue;
      }

      var normalize = Interface[_propName];

      if (normalize) {
        this[_propName] = normalize(nativeEvent);
      } else {
        this[_propName] = nativeEvent[_propName];
      }
    }

    var defaultPrevented = nativeEvent.defaultPrevented != null ? nativeEvent.defaultPrevented : nativeEvent.returnValue === false;

    if (defaultPrevented) {
      this.isDefaultPrevented = functionThatReturnsTrue;
    } else {
      this.isDefaultPrevented = functionThatReturnsFalse;
    }

    this.isPropagationStopped = functionThatReturnsFalse;
    return this;
  }

  _assign(SyntheticBaseEvent.prototype, {
    preventDefault: function () {
      this.defaultPrevented = true;
      var event = this.nativeEvent;

      if (!event) {
        return;
      }

      if (event.preventDefault) {
        event.preventDefault(); // $FlowFixMe - flow is not aware of `unknown` in IE
      } else if (typeof event.returnValue !== 'unknown') {
        event.returnValue = false;
      }

      this.isDefaultPrevented = functionThatReturnsTrue;
    },
    stopPropagation: function () {
      var event = this.nativeEvent;

      if (!event) {
        return;
      }

      if (event.stopPropagation) {
        event.stopPropagation(); // $FlowFixMe - flow is not aware of `unknown` in IE
      } else if (typeof event.cancelBubble !== 'unknown') {
        // The ChangeEventPlugin registers a "propertychange" event for
        // IE. This event does not support bubbling or cancelling, and
        // any references to cancelBubble throw "Member not found".  A
        // typeof check of "unknown" circumvents this issue (and is also
        // IE specific).
        event.cancelBubble = true;
      }

      this.isPropagationStopped = functionThatReturnsTrue;
    },

    /**
     * We release all dispatched `SyntheticEvent`s after each event loop, adding
     * them back into the pool. This allows a way to hold onto a reference that
     * won't be added back into the pool.
     */
    persist: function () {// Modern event system doesn't use pooling.
    },

    /**
     * Checks if this event should be released back into the pool.
     *
     * @return {boolean} True if this should not be released, false otherwise.
     */
    isPersistent: functionThatReturnsTrue
  });

  return SyntheticBaseEvent;
}
/**
 * @interface Event
 * @see http://www.w3.org/TR/DOM-Level-3-Events/
 */


var EventInterface = {
  eventPhase: 0,
  bubbles: 0,
  cancelable: 0,
  timeStamp: function (event) {
    return event.timeStamp || Date.now();
  },
  defaultPrevented: 0,
  isTrusted: 0
};
var SyntheticEvent = createSyntheticEvent(EventInterface);

var UIEventInterface = _assign({}, EventInterface, {
  view: 0,
  detail: 0
});

var SyntheticUIEvent = createSyntheticEvent(UIEventInterface);
var lastMovementX;
var lastMovementY;
var lastMouseEvent;

function updateMouseMovementPolyfillState(event) {
  if (event !== lastMouseEvent) {
    if (lastMouseEvent && event.type === 'mousemove') {
      lastMovementX = event.screenX - lastMouseEvent.screenX;
      lastMovementY = event.screenY - lastMouseEvent.screenY;
    } else {
      lastMovementX = 0;
      lastMovementY = 0;
    }

    lastMouseEvent = event;
  }
}
/**
 * @interface MouseEvent
 * @see http://www.w3.org/TR/DOM-Level-3-Events/
 */


var MouseEventInterface = _assign({}, UIEventInterface, {
  screenX: 0,
  screenY: 0,
  clientX: 0,
  clientY: 0,
  pageX: 0,
  pageY: 0,
  ctrlKey: 0,
  shiftKey: 0,
  altKey: 0,
  metaKey: 0,
  getModifierState: getEventModifierState,
  button: 0,
  buttons: 0,
  relatedTarget: function (event) {
    if (event.relatedTarget === undefined) return event.fromElement === event.srcElement ? event.toElement : event.fromElement;
    return event.relatedTarget;
  },
  movementX: function (event) {
    if ('movementX' in event) {
      return event.movementX;
    }

    updateMouseMovementPolyfillState(event);
    return lastMovementX;
  },
  movementY: function (event) {
    if ('movementY' in event) {
      return event.movementY;
    } // Don't need to call updateMouseMovementPolyfillState() here
    // because it's guaranteed to have already run when movementX
    // was copied.


    return lastMovementY;
  }
});

var SyntheticMouseEvent = createSyntheticEvent(MouseEventInterface);
/**
 * @interface DragEvent
 * @see http://www.w3.org/TR/DOM-Level-3-Events/
 */

var DragEventInterface = _assign({}, MouseEventInterface, {
  dataTransfer: 0
});

var SyntheticDragEvent = createSyntheticEvent(DragEventInterface);
/**
 * @interface FocusEvent
 * @see http://www.w3.org/TR/DOM-Level-3-Events/
 */

var FocusEventInterface = _assign({}, UIEventInterface, {
  relatedTarget: 0
});

var SyntheticFocusEvent = createSyntheticEvent(FocusEventInterface);
/**
 * @interface Event
 * @see http://www.w3.org/TR/css3-animations/#AnimationEvent-interface
 * @see https://developer.mozilla.org/en-US/docs/Web/API/AnimationEvent
 */

var AnimationEventInterface = _assign({}, EventInterface, {
  animationName: 0,
  elapsedTime: 0,
  pseudoElement: 0
});

var SyntheticAnimationEvent = createSyntheticEvent(AnimationEventInterface);
/**
 * @interface Event
 * @see http://www.w3.org/TR/clipboard-apis/
 */

var ClipboardEventInterface = _assign({}, EventInterface, {
  clipboardData: function (event) {
    return 'clipboardData' in event ? event.clipboardData : window.clipboardData;
  }
});

var SyntheticClipboardEvent = createSyntheticEvent(ClipboardEventInterface);
/**
 * @interface Event
 * @see http://www.w3.org/TR/DOM-Level-3-Events/#events-compositionevents
 */

var CompositionEventInterface = _assign({}, EventInterface, {
  data: 0
});

var SyntheticCompositionEvent = createSyntheticEvent(CompositionEventInterface);
/**
 * Normalization of deprecated HTML5 `key` values
 * @see https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent#Key_names
 */

var normalizeKey = {
  Esc: 'Escape',
  Spacebar: ' ',
  Left: 'ArrowLeft',
  Up: 'ArrowUp',
  Right: 'ArrowRight',
  Down: 'ArrowDown',
  Del: 'Delete',
  Win: 'OS',
  Menu: 'ContextMenu',
  Apps: 'ContextMenu',
  Scroll: 'ScrollLock',
  MozPrintableKey: 'Unidentified'
};
/**
 * Translation from legacy `keyCode` to HTML5 `key`
 * Only special keys supported, all others depend on keyboard layout or browser
 * @see https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent#Key_names
 */

var translateToKey = {
  '8': 'Backspace',
  '9': 'Tab',
  '12': 'Clear',
  '13': 'Enter',
  '16': 'Shift',
  '17': 'Control',
  '18': 'Alt',
  '19': 'Pause',
  '20': 'CapsLock',
  '27': 'Escape',
  '32': ' ',
  '33': 'PageUp',
  '34': 'PageDown',
  '35': 'End',
  '36': 'Home',
  '37': 'ArrowLeft',
  '38': 'ArrowUp',
  '39': 'ArrowRight',
  '40': 'ArrowDown',
  '45': 'Insert',
  '46': 'Delete',
  '112': 'F1',
  '113': 'F2',
  '114': 'F3',
  '115': 'F4',
  '116': 'F5',
  '117': 'F6',
  '118': 'F7',
  '119': 'F8',
  '120': 'F9',
  '121': 'F10',
  '122': 'F11',
  '123': 'F12',
  '144': 'NumLock',
  '145': 'ScrollLock',
  '224': 'Meta'
};
/**
 * @param {object} nativeEvent Native browser event.
 * @return {string} Normalized `key` property.
 */

function getEventKey(nativeEvent) {
  if (nativeEvent.key) {
    // Normalize inconsistent values reported by browsers due to
    // implementations of a working draft specification.
    // FireFox implements `key` but returns `MozPrintableKey` for all
    // printable characters (normalized to `Unidentified`), ignore it.
    var key = normalizeKey[nativeEvent.key] || nativeEvent.key;

    if (key !== 'Unidentified') {
      return key;
    }
  } // Browser does not implement `key`, polyfill as much of it as we can.


  if (nativeEvent.type === 'keypress') {
    var charCode = getEventCharCode(nativeEvent); // The enter-key is technically both printable and non-printable and can
    // thus be captured by `keypress`, no other non-printable key should.

    return charCode === 13 ? 'Enter' : String.fromCharCode(charCode);
  }

  if (nativeEvent.type === 'keydown' || nativeEvent.type === 'keyup') {
    // While user keyboard layout determines the actual meaning of each
    // `keyCode` value, almost all function keys have a universal value.
    return translateToKey[nativeEvent.keyCode] || 'Unidentified';
  }

  return '';
}
/**
 * Translation from modifier key to the associated property in the event.
 * @see http://www.w3.org/TR/DOM-Level-3-Events/#keys-Modifiers
 */


var modifierKeyToProp = {
  Alt: 'altKey',
  Control: 'ctrlKey',
  Meta: 'metaKey',
  Shift: 'shiftKey'
}; // Older browsers (Safari <= 10, iOS Safari <= 10.2) do not support
// getModifierState. If getModifierState is not supported, we map it to a set of
// modifier keys exposed by the event. In this case, Lock-keys are not supported.

function modifierStateGetter(keyArg) {
  var syntheticEvent = this;
  var nativeEvent = syntheticEvent.nativeEvent;

  if (nativeEvent.getModifierState) {
    return nativeEvent.getModifierState(keyArg);
  }

  var keyProp = modifierKeyToProp[keyArg];
  return keyProp ? !!nativeEvent[keyProp] : false;
}

function getEventModifierState(nativeEvent) {
  return modifierStateGetter;
}
/**
 * @interface KeyboardEvent
 * @see http://www.w3.org/TR/DOM-Level-3-Events/
 */


var KeyboardEventInterface = _assign({}, UIEventInterface, {
  key: getEventKey,
  code: 0,
  location: 0,
  ctrlKey: 0,
  shiftKey: 0,
  altKey: 0,
  metaKey: 0,
  repeat: 0,
  locale: 0,
  getModifierState: getEventModifierState,
  // Legacy Interface
  charCode: function (event) {
    // `charCode` is the result of a KeyPress event and represents the value of
    // the actual printable character.
    // KeyPress is deprecated, but its replacement is not yet final and not
    // implemented in any major browser. Only KeyPress has charCode.
    if (event.type === 'keypress') {
      return getEventCharCode(event);
    }

    return 0;
  },
  keyCode: function (event) {
    // `keyCode` is the result of a KeyDown/Up event and represents the value of
    // physical keyboard key.
    // The actual meaning of the value depends on the users' keyboard layout
    // which cannot be detected. Assuming that it is a US keyboard layout
    // provides a surprisingly accurate mapping for US and European users.
    // Due to this, it is left to the user to implement at this time.
    if (event.type === 'keydown' || event.type === 'keyup') {
      return event.keyCode;
    }

    return 0;
  },
  which: function (event) {
    // `which` is an alias for either `keyCode` or `charCode` depending on the
    // type of the event.
    if (event.type === 'keypress') {
      return getEventCharCode(event);
    }

    if (event.type === 'keydown' || event.type === 'keyup') {
      return event.keyCode;
    }

    return 0;
  }
});

var SyntheticKeyboardEvent = createSyntheticEvent(KeyboardEventInterface);
/**
 * @interface PointerEvent
 * @see http://www.w3.org/TR/pointerevents/
 */

var PointerEventInterface = _assign({}, MouseEventInterface, {
  pointerId: 0,
  width: 0,
  height: 0,
  pressure: 0,
  tangentialPressure: 0,
  tiltX: 0,
  tiltY: 0,
  twist: 0,
  pointerType: 0,
  isPrimary: 0
});

var SyntheticPointerEvent = createSyntheticEvent(PointerEventInterface);
/**
 * @interface TouchEvent
 * @see http://www.w3.org/TR/touch-events/
 */

var TouchEventInterface = _assign({}, UIEventInterface, {
  touches: 0,
  targetTouches: 0,
  changedTouches: 0,
  altKey: 0,
  metaKey: 0,
  ctrlKey: 0,
  shiftKey: 0,
  getModifierState: getEventModifierState
});

var SyntheticTouchEvent = createSyntheticEvent(TouchEventInterface);
/**
 * @interface Event
 * @see http://www.w3.org/TR/2009/WD-css3-transitions-20090320/#transition-events-
 * @see https://developer.mozilla.org/en-US/docs/Web/API/TransitionEvent
 */

var TransitionEventInterface = _assign({}, EventInterface, {
  propertyName: 0,
  elapsedTime: 0,
  pseudoElement: 0
});

var SyntheticTransitionEvent = createSyntheticEvent(TransitionEventInterface);
/**
 * @interface WheelEvent
 * @see http://www.w3.org/TR/DOM-Level-3-Events/
 */

var WheelEventInterface = _assign({}, MouseEventInterface, {
  deltaX: function (event) {
    return 'deltaX' in event ? event.deltaX : // Fallback to `wheelDeltaX` for Webkit and normalize (right is positive).
    'wheelDeltaX' in event ? -event.wheelDeltaX : 0;
  },
  deltaY: function (event) {
    return 'deltaY' in event ? event.deltaY : // Fallback to `wheelDeltaY` for Webkit and normalize (down is positive).
    'wheelDeltaY' in event ? -event.wheelDeltaY : // Fallback to `wheelDelta` for IE<9 and normalize (down is positive).
    'wheelDelta' in event ? -event.wheelDelta : 0;
  },
  deltaZ: 0,
  // Browsers without "deltaMode" is reporting in raw wheel delta where one
  // notch on the scroll is always +/- 120, roughly equivalent to pixels.
  // A good approximation of DOM_DELTA_LINE (1) is 5% of viewport size or
  // ~40 pixels, for DOM_DELTA_SCREEN (2) it is 87.5% of viewport size.
  deltaMode: 0
});

var SyntheticWheelEvent = createSyntheticEvent(WheelEventInterface);

/**
 * HTML nodeType values that represent the type of the node
 */
var ELEMENT_NODE = 1;

var didWarnAboutMessageChannel = false;
var enqueueTaskImpl = null;
function enqueueTask(task) {
  if (enqueueTaskImpl === null) {
    try {
      // read require off the module object to get around the bundlers.
      // we don't want them to detect a require and bundle a Node polyfill.
      var requireString = ('require' + Math.random()).slice(0, 7);
      var nodeRequire = module && module[requireString]; // assuming we're in node, let's try to get node's
      // version of setImmediate, bypassing fake timers if any.

      enqueueTaskImpl = nodeRequire.call(module, 'timers').setImmediate;
    } catch (_err) {
      // we're in a browser
      // we can't use regular timers because they may still be faked
      // so we try MessageChannel+postMessage instead
      enqueueTaskImpl = function (callback) {
        {
          if (didWarnAboutMessageChannel === false) {
            didWarnAboutMessageChannel = true;

            if (typeof MessageChannel === 'undefined') {
              error('This browser does not have a MessageChannel implementation, ' + 'so enqueuing tasks via await act(async () => ...) will fail. ' + 'Please file an issue at https://github.com/facebook/react/issues ' + 'if you encounter this warning.');
            }
          }
        }

        var channel = new MessageChannel();
        channel.port1.onmessage = callback;
        channel.port2.postMessage(undefined);
      };
    }
  }

  return enqueueTaskImpl(task);
}

var EventInternals = ReactDOM.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Events; // const getInstanceFromNode = EventInternals[0];
// const getNodeFromInstance = EventInternals[1];
// const getFiberCurrentPropsFromNode = EventInternals[2];
// const enqueueStateRestore = EventInternals[3];
// const restoreStateIfNeeded = EventInternals[4];

var flushPassiveEffects = EventInternals[5];
var IsThisRendererActing = EventInternals[6];
var batchedUpdates = ReactDOM.unstable_batchedUpdates;
var IsSomeRendererActing = ReactSharedInternals.IsSomeRendererActing; // This is the public version of `ReactTestUtils.act`. It is implemented in
// "userspace" (i.e. not the reconciler), so that it doesn't add to the
// production bundle size.
// TODO: Remove this implementation of `act` in favor of the one exported by
// the reconciler. To do this, we must first drop support for `act` in
// production mode.
// TODO: Remove support for the mock scheduler build, which was only added for
// the purposes of internal testing. Internal tests should use
// `unstable_concurrentAct` instead.

var isSchedulerMocked = typeof Scheduler.unstable_flushAllWithoutAsserting === 'function';

var flushWork = Scheduler.unstable_flushAllWithoutAsserting || function () {
  var didFlushWork = false;

  while (flushPassiveEffects()) {
    didFlushWork = true;
  }

  return didFlushWork;
};

function flushWorkAndMicroTasks(onDone) {
  try {
    flushWork();
    enqueueTask(function () {
      if (flushWork()) {
        flushWorkAndMicroTasks(onDone);
      } else {
        onDone();
      }
    });
  } catch (err) {
    onDone(err);
  }
} // we track the 'depth' of the act() calls with this counter,
// so we can tell if any async act() calls try to run in parallel.


var actingUpdatesScopeDepth = 0;
function act(callback) {

  var previousActingUpdatesScopeDepth = actingUpdatesScopeDepth;
  actingUpdatesScopeDepth++;
  var previousIsSomeRendererActing = IsSomeRendererActing.current;
  var previousIsThisRendererActing = IsThisRendererActing.current;
  IsSomeRendererActing.current = true;
  IsThisRendererActing.current = true;

  function onDone() {
    actingUpdatesScopeDepth--;
    IsSomeRendererActing.current = previousIsSomeRendererActing;
    IsThisRendererActing.current = previousIsThisRendererActing;

    {
      if (actingUpdatesScopeDepth > previousActingUpdatesScopeDepth) {
        // if it's _less than_ previousActingUpdatesScopeDepth, then we can assume the 'other' one has warned
        error('You seem to have overlapping act() calls, this is not supported. ' + 'Be sure to await previous act() calls before making a new one. ');
      }
    }
  }

  var result;

  try {
    result = batchedUpdates(callback);
  } catch (error) {
    // on sync errors, we still want to 'cleanup' and decrement actingUpdatesScopeDepth
    onDone();
    throw error;
  }

  if (result !== null && typeof result === 'object' && typeof result.then === 'function') {
    // setup a boolean that gets set to true only
    // once this act() call is await-ed
    var called = false;

    {
      if (typeof Promise !== 'undefined') {
        //eslint-disable-next-line no-undef
        Promise.resolve().then(function () {}).then(function () {
          if (called === false) {
            error('You called act(async () => ...) without await. ' + 'This could lead to unexpected testing behaviour, interleaving multiple act ' + 'calls and mixing their scopes. You should - await act(async () => ...);');
          }
        });
      }
    } // in the async case, the returned thenable runs the callback, flushes
    // effects and  microtasks in a loop until flushPassiveEffects() === false,
    // and cleans up


    return {
      then: function (resolve, reject) {
        called = true;
        result.then(function () {
          if (actingUpdatesScopeDepth > 1 || isSchedulerMocked === true && previousIsSomeRendererActing === true) {
            onDone();
            resolve();
            return;
          } // we're about to exit the act() scope,
          // now's the time to flush tasks/effects


          flushWorkAndMicroTasks(function (err) {
            onDone();

            if (err) {
              reject(err);
            } else {
              resolve();
            }
          });
        }, function (err) {
          onDone();
          reject(err);
        });
      }
    };
  } else {
    {
      if (result !== undefined) {
        error('The callback passed to act(...) function ' + 'must return undefined, or a Promise. You returned %s', result);
      }
    } // flush effects until none remain, and cleanup


    try {
      if (actingUpdatesScopeDepth === 1 && (isSchedulerMocked === false || previousIsSomeRendererActing === false)) {
        // we're about to exit the act() scope,
        // now's the time to flush effects
        flushWork();
      }

      onDone();
    } catch (err) {
      onDone();
      throw err;
    } // in the sync case, the returned thenable only warns *if* await-ed


    return {
      then: function (resolve) {
        {
          error('Do not await the result of calling act(...) with sync logic, it is not a Promise.');
        }

        resolve();
      }
    };
  }
}

var EventInternals$1 = ReactDOM.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Events; // const getInstanceFromNode = EventInternals[0];
// const getNodeFromInstance = EventInternals[1];
// const getFiberCurrentPropsFromNode = EventInternals[2];
// const enqueueStateRestore = EventInternals[3];
// const restoreStateIfNeeded = EventInternals[4];
// const flushPassiveEffects = EventInternals[5];

var IsThisRendererActing$1 = EventInternals$1[6];
var batchedUpdates$1 = ReactDOM.unstable_batchedUpdates;
var IsSomeRendererActing$1 = ReactSharedInternals.IsSomeRendererActing; // This version of `act` is only used by our tests. Unlike the public version
// of `act`, it's designed to work identically in both production and
// development. It may have slightly different behavior from the public
// version, too, since our constraints in our test suite are not the same as
// those of developers using React — we're testing React itself, as opposed to
// building an app with React.

var actingUpdatesScopeDepth$1 = 0;
function unstable_concurrentAct(scope) {
  if (Scheduler.unstable_flushAllWithoutAsserting === undefined) {
    throw Error('This version of `act` requires a special mock build of Scheduler.');
  }

  if (setTimeout._isMockFunction !== true) {
    throw Error("This version of `act` requires Jest's timer mocks " + '(i.e. jest.useFakeTimers).');
  }

  var previousActingUpdatesScopeDepth = actingUpdatesScopeDepth$1;
  var previousIsSomeRendererActing = IsSomeRendererActing$1.current;
  var previousIsThisRendererActing = IsThisRendererActing$1.current;
  IsSomeRendererActing$1.current = true;
  IsThisRendererActing$1.current = true;
  actingUpdatesScopeDepth$1++;

  var unwind = function () {
    actingUpdatesScopeDepth$1--;
    IsSomeRendererActing$1.current = previousIsSomeRendererActing;
    IsThisRendererActing$1.current = previousIsThisRendererActing;

    {
      if (actingUpdatesScopeDepth$1 > previousActingUpdatesScopeDepth) {
        // if it's _less than_ previousActingUpdatesScopeDepth, then we can
        // assume the 'other' one has warned
        error('You seem to have overlapping act() calls, this is not supported. ' + 'Be sure to await previous act() calls before making a new one. ');
      }
    }
  }; // TODO: This would be way simpler if 1) we required a promise to be
  // returned and 2) we could use async/await. Since it's only our used in
  // our test suite, we should be able to.


  try {
    var thenable = batchedUpdates$1(scope);

    if (typeof thenable === 'object' && thenable !== null && typeof thenable.then === 'function') {
      return {
        then: function (resolve, reject) {
          thenable.then(function () {
            flushActWork(function () {
              unwind();
              resolve();
            }, function (error) {
              unwind();
              reject(error);
            });
          }, function (error) {
            unwind();
            reject(error);
          });
        }
      };
    } else {
      try {
        // TODO: Let's not support non-async scopes at all in our tests. Need to
        // migrate existing tests.
        var didFlushWork;

        do {
          didFlushWork = Scheduler.unstable_flushAllWithoutAsserting();
        } while (didFlushWork);
      } finally {
        unwind();
      }
    }
  } catch (error) {
    unwind();
    throw error;
  }
}

function flushActWork(resolve, reject) {
  // Flush suspended fallbacks
  // $FlowFixMe: Flow doesn't know about global Jest object
  jest.runOnlyPendingTimers();
  enqueueTask(function () {
    try {
      var didFlushWork = Scheduler.unstable_flushAllWithoutAsserting();

      if (didFlushWork) {
        flushActWork(resolve, reject);
      } else {
        resolve();
      }
    } catch (error) {
      reject(error);
    }
  });
}

function invokeGuardedCallbackProd(name, func, context, a, b, c, d, e, f) {
  var funcArgs = Array.prototype.slice.call(arguments, 3);

  try {
    func.apply(context, funcArgs);
  } catch (error) {
    this.onError(error);
  }
}

var invokeGuardedCallbackImpl = invokeGuardedCallbackProd;

{
  // In DEV mode, we swap out invokeGuardedCallback for a special version
  // that plays more nicely with the browser's DevTools. The idea is to preserve
  // "Pause on exceptions" behavior. Because React wraps all user-provided
  // functions in invokeGuardedCallback, and the production version of
  // invokeGuardedCallback uses a try-catch, all user exceptions are treated
  // like caught exceptions, and the DevTools won't pause unless the developer
  // takes the extra step of enabling pause on caught exceptions. This is
  // unintuitive, though, because even though React has caught the error, from
  // the developer's perspective, the error is uncaught.
  //
  // To preserve the expected "Pause on exceptions" behavior, we don't use a
  // try-catch in DEV. Instead, we synchronously dispatch a fake event to a fake
  // DOM node, and call the user-provided callback from inside an event handler
  // for that fake event. If the callback throws, the error is "captured" using
  // a global event handler. But because the error happens in a different
  // event loop context, it does not interrupt the normal program flow.
  // Effectively, this gives us try-catch behavior without actually using
  // try-catch. Neat!
  // Check that the browser supports the APIs we need to implement our special
  // DEV version of invokeGuardedCallback
  if (typeof window !== 'undefined' && typeof window.dispatchEvent === 'function' && typeof document !== 'undefined' && typeof document.createEvent === 'function') {
    var fakeNode = document.createElement('react');

    invokeGuardedCallbackImpl = function invokeGuardedCallbackDev(name, func, context, a, b, c, d, e, f) {
      // If document doesn't exist we know for sure we will crash in this method
      // when we call document.createEvent(). However this can cause confusing
      // errors: https://github.com/facebookincubator/create-react-app/issues/3482
      // So we preemptively throw with a better message instead.
      if (!(typeof document !== 'undefined')) {
        {
          throw Error( "The `document` global was defined when React was initialized, but is not defined anymore. This can happen in a test environment if a component schedules an update from an asynchronous callback, but the test has already finished running. To solve this, you can either unmount the component at the end of your test (and ensure that any asynchronous operations get canceled in `componentWillUnmount`), or you can change the test itself to be asynchronous." );
        }
      }

      var evt = document.createEvent('Event');
      var didCall = false; // Keeps track of whether the user-provided callback threw an error. We
      // set this to true at the beginning, then set it to false right after
      // calling the function. If the function errors, `didError` will never be
      // set to false. This strategy works even if the browser is flaky and
      // fails to call our global error handler, because it doesn't rely on
      // the error event at all.

      var didError = true; // Keeps track of the value of window.event so that we can reset it
      // during the callback to let user code access window.event in the
      // browsers that support it.

      var windowEvent = window.event; // Keeps track of the descriptor of window.event to restore it after event
      // dispatching: https://github.com/facebook/react/issues/13688

      var windowEventDescriptor = Object.getOwnPropertyDescriptor(window, 'event');

      function restoreAfterDispatch() {
        // We immediately remove the callback from event listeners so that
        // nested `invokeGuardedCallback` calls do not clash. Otherwise, a
        // nested call would trigger the fake event handlers of any call higher
        // in the stack.
        fakeNode.removeEventListener(evtType, callCallback, false); // We check for window.hasOwnProperty('event') to prevent the
        // window.event assignment in both IE <= 10 as they throw an error
        // "Member not found" in strict mode, and in Firefox which does not
        // support window.event.

        if (typeof window.event !== 'undefined' && window.hasOwnProperty('event')) {
          window.event = windowEvent;
        }
      } // Create an event handler for our fake event. We will synchronously
      // dispatch our fake event using `dispatchEvent`. Inside the handler, we
      // call the user-provided callback.


      var funcArgs = Array.prototype.slice.call(arguments, 3);

      function callCallback() {
        didCall = true;
        restoreAfterDispatch();
        func.apply(context, funcArgs);
        didError = false;
      } // Create a global error event handler. We use this to capture the value
      // that was thrown. It's possible that this error handler will fire more
      // than once; for example, if non-React code also calls `dispatchEvent`
      // and a handler for that event throws. We should be resilient to most of
      // those cases. Even if our error event handler fires more than once, the
      // last error event is always used. If the callback actually does error,
      // we know that the last error event is the correct one, because it's not
      // possible for anything else to have happened in between our callback
      // erroring and the code that follows the `dispatchEvent` call below. If
      // the callback doesn't error, but the error event was fired, we know to
      // ignore it because `didError` will be false, as described above.


      var error; // Use this to track whether the error event is ever called.

      var didSetError = false;
      var isCrossOriginError = false;

      function handleWindowError(event) {
        error = event.error;
        didSetError = true;

        if (error === null && event.colno === 0 && event.lineno === 0) {
          isCrossOriginError = true;
        }

        if (event.defaultPrevented) {
          // Some other error handler has prevented default.
          // Browsers silence the error report if this happens.
          // We'll remember this to later decide whether to log it or not.
          if (error != null && typeof error === 'object') {
            try {
              error._suppressLogging = true;
            } catch (inner) {// Ignore.
            }
          }
        }
      } // Create a fake event type.


      var evtType = "react-" + (name ? name : 'invokeguardedcallback'); // Attach our event handlers

      window.addEventListener('error', handleWindowError);
      fakeNode.addEventListener(evtType, callCallback, false); // Synchronously dispatch our fake event. If the user-provided function
      // errors, it will trigger our global error handler.

      evt.initEvent(evtType, false, false);
      fakeNode.dispatchEvent(evt);

      if (windowEventDescriptor) {
        Object.defineProperty(window, 'event', windowEventDescriptor);
      }

      if (didCall && didError) {
        if (!didSetError) {
          // The callback errored, but the error event never fired.
          error = new Error('An error was thrown inside one of your components, but React ' + "doesn't know what it was. This is likely due to browser " + 'flakiness. React does its best to preserve the "Pause on ' + 'exceptions" behavior of the DevTools, which requires some ' + "DEV-mode only tricks. It's possible that these don't work in " + 'your browser. Try triggering the error in production mode, ' + 'or switching to a modern browser. If you suspect that this is ' + 'actually an issue with React, please file an issue.');
        } else if (isCrossOriginError) {
          error = new Error("A cross-origin error was thrown. React doesn't have access to " + 'the actual error object in development. ' + 'See https://reactjs.org/link/crossorigin-error for more information.');
        }

        this.onError(error);
      } // Remove our event listeners


      window.removeEventListener('error', handleWindowError);

      if (!didCall) {
        // Something went really wrong, and our event was not dispatched.
        // https://github.com/facebook/react/issues/16734
        // https://github.com/facebook/react/issues/16585
        // Fall back to the production implementation.
        restoreAfterDispatch();
        return invokeGuardedCallbackProd.apply(this, arguments);
      }
    };
  }
}

var invokeGuardedCallbackImpl$1 = invokeGuardedCallbackImpl;

var hasError = false;
var caughtError = null; // Used by event system to capture/rethrow the first error.

var hasRethrowError = false;
var rethrowError = null;
var reporter = {
  onError: function (error) {
    hasError = true;
    caughtError = error;
  }
};
/**
 * Call a function while guarding against errors that happens within it.
 * Returns an error if it throws, otherwise null.
 *
 * In production, this is implemented using a try-catch. The reason we don't
 * use a try-catch directly is so that we can swap out a different
 * implementation in DEV mode.
 *
 * @param {String} name of the guard to use for logging or debugging
 * @param {Function} func The function to invoke
 * @param {*} context The context to use when calling the function
 * @param {...*} args Arguments for function
 */

function invokeGuardedCallback(name, func, context, a, b, c, d, e, f) {
  hasError = false;
  caughtError = null;
  invokeGuardedCallbackImpl$1.apply(reporter, arguments);
}
/**
 * Same as invokeGuardedCallback, but instead of returning an error, it stores
 * it in a global so it can be rethrown by `rethrowCaughtError` later.
 * TODO: See if caughtError and rethrowError can be unified.
 *
 * @param {String} name of the guard to use for logging or debugging
 * @param {Function} func The function to invoke
 * @param {*} context The context to use when calling the function
 * @param {...*} args Arguments for function
 */

function invokeGuardedCallbackAndCatchFirstError(name, func, context, a, b, c, d, e, f) {
  invokeGuardedCallback.apply(this, arguments);

  if (hasError) {
    var error = clearCaughtError();

    if (!hasRethrowError) {
      hasRethrowError = true;
      rethrowError = error;
    }
  }
}
/**
 * During execution of guarded functions we will capture the first error which
 * we will rethrow to be handled by the top level error handler.
 */

function rethrowCaughtError() {
  if (hasRethrowError) {
    var error = rethrowError;
    hasRethrowError = false;
    rethrowError = null;
    throw error;
  }
}
function clearCaughtError() {
  if (hasError) {
    var error = caughtError;
    hasError = false;
    caughtError = null;
    return error;
  } else {
    {
      {
        throw Error( "clearCaughtError was called but no error was captured. This error is likely caused by a bug in React. Please file an issue." );
      }
    }
  }
}

var EventInternals$2 = ReactDOM.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Events;
var getInstanceFromNode = EventInternals$2[0];
var getNodeFromInstance = EventInternals$2[1];
var getFiberCurrentPropsFromNode = EventInternals$2[2];
var enqueueStateRestore = EventInternals$2[3];
var restoreStateIfNeeded = EventInternals$2[4]; // const flushPassiveEffects = EventInternals[5];
// TODO: This is related to `act`, not events. Move to separate key?
// const IsThisRendererActing = EventInternals[6];

function Event(suffix) {}

var hasWarnedAboutDeprecatedMockComponent = false;
/**
 * @class ReactTestUtils
 */

function findAllInRenderedFiberTreeInternal(fiber, test) {
  if (!fiber) {
    return [];
  }

  var currentParent = findCurrentFiberUsingSlowPath(fiber);

  if (!currentParent) {
    return [];
  }

  var node = currentParent;
  var ret = [];

  while (true) {
    if (node.tag === HostComponent || node.tag === HostText || node.tag === ClassComponent || node.tag === FunctionComponent) {
      var publicInst = node.stateNode;

      if (test(publicInst)) {
        ret.push(publicInst);
      }
    }

    if (node.child) {
      node.child.return = node;
      node = node.child;
      continue;
    }

    if (node === currentParent) {
      return ret;
    }

    while (!node.sibling) {
      if (!node.return || node.return === currentParent) {
        return ret;
      }

      node = node.return;
    }

    node.sibling.return = node.return;
    node = node.sibling;
  }
}

function validateClassInstance(inst, methodName) {
  if (!inst) {
    // This is probably too relaxed but it's existing behavior.
    return;
  }

  if (get(inst)) {
    // This is a public instance indeed.
    return;
  }

  var received;
  var stringified = '' + inst;

  if (Array.isArray(inst)) {
    received = 'an array';
  } else if (inst && inst.nodeType === ELEMENT_NODE && inst.tagName) {
    received = 'a DOM node';
  } else if (stringified === '[object Object]') {
    received = 'object with keys {' + Object.keys(inst).join(', ') + '}';
  } else {
    received = stringified;
  }

  {
    {
      throw Error( methodName + "(...): the first argument must be a React class instance. Instead received: " + received + "." );
    }
  }
}
/**
 * Utilities for making it easy to test React components.
 *
 * See https://reactjs.org/docs/test-utils.html
 *
 * Todo: Support the entire DOM.scry query syntax. For now, these simple
 * utilities will suffice for testing purposes.
 * @lends ReactTestUtils
 */


function renderIntoDocument(element) {
  var div = document.createElement('div'); // None of our tests actually require attaching the container to the
  // DOM, and doing so creates a mess that we rely on test isolation to
  // clean up, so we're going to stop honoring the name of this method
  // (and probably rename it eventually) if no problems arise.
  // document.documentElement.appendChild(div);

  return ReactDOM.render(element, div);
}

function isElement(element) {
  return React.isValidElement(element);
}

function isElementOfType(inst, convenienceConstructor) {
  return React.isValidElement(inst) && inst.type === convenienceConstructor;
}

function isDOMComponent(inst) {
  return !!(inst && inst.nodeType === ELEMENT_NODE && inst.tagName);
}

function isDOMComponentElement(inst) {
  return !!(inst && React.isValidElement(inst) && !!inst.tagName);
}

function isCompositeComponent(inst) {
  if (isDOMComponent(inst)) {
    // Accessing inst.setState warns; just return false as that'll be what
    // this returns when we have DOM nodes as refs directly
    return false;
  }

  return inst != null && typeof inst.render === 'function' && typeof inst.setState === 'function';
}

function isCompositeComponentWithType(inst, type) {
  if (!isCompositeComponent(inst)) {
    return false;
  }

  var internalInstance = get(inst);
  var constructor = internalInstance.type;
  return constructor === type;
}

function findAllInRenderedTree(inst, test) {
  validateClassInstance(inst, 'findAllInRenderedTree');

  if (!inst) {
    return [];
  }

  var internalInstance = get(inst);
  return findAllInRenderedFiberTreeInternal(internalInstance, test);
}
/**
 * Finds all instance of components in the rendered tree that are DOM
 * components with the class name matching `className`.
 * @return {array} an array of all the matches.
 */


function scryRenderedDOMComponentsWithClass(root, classNames) {
  validateClassInstance(root, 'scryRenderedDOMComponentsWithClass');
  return findAllInRenderedTree(root, function (inst) {
    if (isDOMComponent(inst)) {
      var className = inst.className;

      if (typeof className !== 'string') {
        // SVG, probably.
        className = inst.getAttribute('class') || '';
      }

      var classList = className.split(/\s+/);

      if (!Array.isArray(classNames)) {
        if (!(classNames !== undefined)) {
          {
            throw Error( "TestUtils.scryRenderedDOMComponentsWithClass expects a className as a second argument." );
          }
        }

        classNames = classNames.split(/\s+/);
      }

      return classNames.every(function (name) {
        return classList.indexOf(name) !== -1;
      });
    }

    return false;
  });
}
/**
 * Like scryRenderedDOMComponentsWithClass but expects there to be one result,
 * and returns that one result, or throws exception if there is any other
 * number of matches besides one.
 * @return {!ReactDOMComponent} The one match.
 */


function findRenderedDOMComponentWithClass(root, className) {
  validateClassInstance(root, 'findRenderedDOMComponentWithClass');
  var all = scryRenderedDOMComponentsWithClass(root, className);

  if (all.length !== 1) {
    throw new Error('Did not find exactly one match (found: ' + all.length + ') ' + 'for class:' + className);
  }

  return all[0];
}
/**
 * Finds all instance of components in the rendered tree that are DOM
 * components with the tag name matching `tagName`.
 * @return {array} an array of all the matches.
 */


function scryRenderedDOMComponentsWithTag(root, tagName) {
  validateClassInstance(root, 'scryRenderedDOMComponentsWithTag');
  return findAllInRenderedTree(root, function (inst) {
    return isDOMComponent(inst) && inst.tagName.toUpperCase() === tagName.toUpperCase();
  });
}
/**
 * Like scryRenderedDOMComponentsWithTag but expects there to be one result,
 * and returns that one result, or throws exception if there is any other
 * number of matches besides one.
 * @return {!ReactDOMComponent} The one match.
 */


function findRenderedDOMComponentWithTag(root, tagName) {
  validateClassInstance(root, 'findRenderedDOMComponentWithTag');
  var all = scryRenderedDOMComponentsWithTag(root, tagName);

  if (all.length !== 1) {
    throw new Error('Did not find exactly one match (found: ' + all.length + ') ' + 'for tag:' + tagName);
  }

  return all[0];
}
/**
 * Finds all instances of components with type equal to `componentType`.
 * @return {array} an array of all the matches.
 */


function scryRenderedComponentsWithType(root, componentType) {
  validateClassInstance(root, 'scryRenderedComponentsWithType');
  return findAllInRenderedTree(root, function (inst) {
    return isCompositeComponentWithType(inst, componentType);
  });
}
/**
 * Same as `scryRenderedComponentsWithType` but expects there to be one result
 * and returns that one result, or throws exception if there is any other
 * number of matches besides one.
 * @return {!ReactComponent} The one match.
 */


function findRenderedComponentWithType(root, componentType) {
  validateClassInstance(root, 'findRenderedComponentWithType');
  var all = scryRenderedComponentsWithType(root, componentType);

  if (all.length !== 1) {
    throw new Error('Did not find exactly one match (found: ' + all.length + ') ' + 'for componentType:' + componentType);
  }

  return all[0];
}
/**
 * Pass a mocked component module to this method to augment it with
 * useful methods that allow it to be used as a dummy React component.
 * Instead of rendering as usual, the component will become a simple
 * <div> containing any provided children.
 *
 * @param {object} module the mock function object exported from a
 *                        module that defines the component to be mocked
 * @param {?string} mockTagName optional dummy root tag name to return
 *                              from render method (overrides
 *                              module.mockTagName if provided)
 * @return {object} the ReactTestUtils object (for chaining)
 */


function mockComponent(module, mockTagName) {
  {
    if (!hasWarnedAboutDeprecatedMockComponent) {
      hasWarnedAboutDeprecatedMockComponent = true;

      warn('ReactTestUtils.mockComponent() is deprecated. ' + 'Use shallow rendering or jest.mock() instead.\n\n' + 'See https://reactjs.org/link/test-utils-mock-component for more information.');
    }
  }

  mockTagName = mockTagName || module.mockTagName || 'div';
  module.prototype.render.mockImplementation(function () {
    return React.createElement(mockTagName, null, this.props.children);
  });
  return this;
}

function nativeTouchData(x, y) {
  return {
    touches: [{
      pageX: x,
      pageY: y
    }]
  };
} // Start of inline: the below functions were inlined from
// EventPropagator.js, as they deviated from ReactDOM's newer
// implementations.

/**
 * Dispatch the event to the listener.
 * @param {SyntheticEvent} event SyntheticEvent to handle
 * @param {function} listener Application-level callback
 * @param {*} inst Internal component instance
 */


function executeDispatch(event, listener, inst) {
  var type = event.type || 'unknown-event';
  event.currentTarget = getNodeFromInstance(inst);
  invokeGuardedCallbackAndCatchFirstError(type, listener, undefined, event);
  event.currentTarget = null;
}
/**
 * Standard/simple iteration through an event's collected dispatches.
 */


function executeDispatchesInOrder(event) {
  var dispatchListeners = event._dispatchListeners;
  var dispatchInstances = event._dispatchInstances;

  if (Array.isArray(dispatchListeners)) {
    for (var i = 0; i < dispatchListeners.length; i++) {
      if (event.isPropagationStopped()) {
        break;
      } // Listeners and Instances are two parallel arrays that are always in sync.


      executeDispatch(event, dispatchListeners[i], dispatchInstances[i]);
    }
  } else if (dispatchListeners) {
    executeDispatch(event, dispatchListeners, dispatchInstances);
  }

  event._dispatchListeners = null;
  event._dispatchInstances = null;
}
/**
 * Dispatches an event and releases it back into the pool, unless persistent.
 *
 * @param {?object} event Synthetic event to be dispatched.
 * @private
 */


var executeDispatchesAndRelease = function (event) {
  if (event) {
    executeDispatchesInOrder(event);

    if (!event.isPersistent()) {
      event.constructor.release(event);
    }
  }
};

function isInteractive(tag) {
  return tag === 'button' || tag === 'input' || tag === 'select' || tag === 'textarea';
}

function getParent(inst) {
  do {
    inst = inst.return; // TODO: If this is a HostRoot we might want to bail out.
    // That is depending on if we want nested subtrees (layers) to bubble
    // events to their parent. We could also go through parentNode on the
    // host node but that wouldn't work for React Native and doesn't let us
    // do the portal feature.
  } while (inst && inst.tag !== HostComponent);

  if (inst) {
    return inst;
  }

  return null;
}
/**
 * Simulates the traversal of a two-phase, capture/bubble event dispatch.
 */


function traverseTwoPhase(inst, fn, arg) {
  var path = [];

  while (inst) {
    path.push(inst);
    inst = getParent(inst);
  }

  var i;

  for (i = path.length; i-- > 0;) {
    fn(path[i], 'captured', arg);
  }

  for (i = 0; i < path.length; i++) {
    fn(path[i], 'bubbled', arg);
  }
}

function shouldPreventMouseEvent(name, type, props) {
  switch (name) {
    case 'onClick':
    case 'onClickCapture':
    case 'onDoubleClick':
    case 'onDoubleClickCapture':
    case 'onMouseDown':
    case 'onMouseDownCapture':
    case 'onMouseMove':
    case 'onMouseMoveCapture':
    case 'onMouseUp':
    case 'onMouseUpCapture':
    case 'onMouseEnter':
      return !!(props.disabled && isInteractive(type));

    default:
      return false;
  }
}
/**
 * @param {object} inst The instance, which is the source of events.
 * @param {string} registrationName Name of listener (e.g. `onClick`).
 * @return {?function} The stored callback.
 */


function getListener(inst, registrationName) {
  // TODO: shouldPreventMouseEvent is DOM-specific and definitely should not
  // live here; needs to be moved to a better place soon
  var stateNode = inst.stateNode;

  if (!stateNode) {
    // Work in progress (ex: onload events in incremental mode).
    return null;
  }

  var props = getFiberCurrentPropsFromNode(stateNode);

  if (!props) {
    // Work in progress.
    return null;
  }

  var listener = props[registrationName];

  if (shouldPreventMouseEvent(registrationName, inst.type, props)) {
    return null;
  }

  if (!(!listener || typeof listener === 'function')) {
    {
      throw Error( "Expected `" + registrationName + "` listener to be a function, instead got a value of `" + typeof listener + "` type." );
    }
  }

  return listener;
}

function listenerAtPhase(inst, event, propagationPhase) {
  var registrationName = event._reactName;

  if (propagationPhase === 'captured') {
    registrationName += 'Capture';
  }

  return getListener(inst, registrationName);
}

function accumulateDispatches(inst, ignoredDirection, event) {
  if (inst && event && event._reactName) {
    var registrationName = event._reactName;
    var listener = getListener(inst, registrationName);

    if (listener) {
      if (event._dispatchListeners == null) {
        event._dispatchListeners = [];
      }

      if (event._dispatchInstances == null) {
        event._dispatchInstances = [];
      }

      event._dispatchListeners.push(listener);

      event._dispatchInstances.push(inst);
    }
  }
}

function accumulateDirectionalDispatches(inst, phase, event) {
  {
    if (!inst) {
      error('Dispatching inst must not be null');
    }
  }

  var listener = listenerAtPhase(inst, event, phase);

  if (listener) {
    if (event._dispatchListeners == null) {
      event._dispatchListeners = [];
    }

    if (event._dispatchInstances == null) {
      event._dispatchInstances = [];
    }

    event._dispatchListeners.push(listener);

    event._dispatchInstances.push(inst);
  }
}

function accumulateDirectDispatchesSingle(event) {
  if (event && event._reactName) {
    accumulateDispatches(event._targetInst, null, event);
  }
}

function accumulateTwoPhaseDispatchesSingle(event) {
  if (event && event._reactName) {
    traverseTwoPhase(event._targetInst, accumulateDirectionalDispatches, event);
  }
} // End of inline


var Simulate = {};
var directDispatchEventTypes = new Set(['mouseEnter', 'mouseLeave', 'pointerEnter', 'pointerLeave']);
/**
 * Exports:
 *
 * - `Simulate.click(Element)`
 * - `Simulate.mouseMove(Element)`
 * - `Simulate.change(Element)`
 * - ... (All keys from event plugin `eventTypes` objects)
 */

function makeSimulator(eventType) {
  return function (domNode, eventData) {
    if (!!React.isValidElement(domNode)) {
      {
        throw Error( "TestUtils.Simulate expected a DOM node as the first argument but received a React element. Pass the DOM node you wish to simulate the event on instead. Note that TestUtils.Simulate will not work if you are using shallow rendering." );
      }
    }

    if (!!isCompositeComponent(domNode)) {
      {
        throw Error( "TestUtils.Simulate expected a DOM node as the first argument but received a component instance. Pass the DOM node you wish to simulate the event on instead." );
      }
    }

    var reactName = 'on' + eventType[0].toUpperCase() + eventType.slice(1);
    var fakeNativeEvent = new Event();
    fakeNativeEvent.target = domNode;
    fakeNativeEvent.type = eventType.toLowerCase();
    var targetInst = getInstanceFromNode(domNode);
    var event = new SyntheticEvent(reactName, fakeNativeEvent.type, targetInst, fakeNativeEvent, domNode); // Since we aren't using pooling, always persist the event. This will make
    // sure it's marked and won't warn when setting additional properties.

    event.persist();

    _assign(event, eventData);

    if (directDispatchEventTypes.has(eventType)) {
      accumulateDirectDispatchesSingle(event);
    } else {
      accumulateTwoPhaseDispatchesSingle(event);
    }

    ReactDOM.unstable_batchedUpdates(function () {
      // Normally extractEvent enqueues a state restore, but we'll just always
      // do that since we're by-passing it here.
      enqueueStateRestore(domNode);
      executeDispatchesAndRelease(event);
      rethrowCaughtError();
    });
    restoreStateIfNeeded();
  };
} // A one-time snapshot with no plans to update. We'll probably want to deprecate Simulate API.


var simulatedEventTypes = ['blur', 'cancel', 'click', 'close', 'contextMenu', 'copy', 'cut', 'auxClick', 'doubleClick', 'dragEnd', 'dragStart', 'drop', 'focus', 'input', 'invalid', 'keyDown', 'keyPress', 'keyUp', 'mouseDown', 'mouseUp', 'paste', 'pause', 'play', 'pointerCancel', 'pointerDown', 'pointerUp', 'rateChange', 'reset', 'seeked', 'submit', 'touchCancel', 'touchEnd', 'touchStart', 'volumeChange', 'drag', 'dragEnter', 'dragExit', 'dragLeave', 'dragOver', 'mouseMove', 'mouseOut', 'mouseOver', 'pointerMove', 'pointerOut', 'pointerOver', 'scroll', 'toggle', 'touchMove', 'wheel', 'abort', 'animationEnd', 'animationIteration', 'animationStart', 'canPlay', 'canPlayThrough', 'durationChange', 'emptied', 'encrypted', 'ended', 'error', 'gotPointerCapture', 'load', 'loadedData', 'loadedMetadata', 'loadStart', 'lostPointerCapture', 'playing', 'progress', 'seeking', 'stalled', 'suspend', 'timeUpdate', 'transitionEnd', 'waiting', 'mouseEnter', 'mouseLeave', 'pointerEnter', 'pointerLeave', 'change', 'select', 'beforeInput', 'compositionEnd', 'compositionStart', 'compositionUpdate'];

function buildSimulators() {
  simulatedEventTypes.forEach(function (eventType) {
    Simulate[eventType] = makeSimulator(eventType);
  });
}

buildSimulators();

exports.Simulate = Simulate;
exports.act = act;
exports.findAllInRenderedTree = findAllInRenderedTree;
exports.findRenderedComponentWithType = findRenderedComponentWithType;
exports.findRenderedDOMComponentWithClass = findRenderedDOMComponentWithClass;
exports.findRenderedDOMComponentWithTag = findRenderedDOMComponentWithTag;
exports.isCompositeComponent = isCompositeComponent;
exports.isCompositeComponentWithType = isCompositeComponentWithType;
exports.isDOMComponent = isDOMComponent;
exports.isDOMComponentElement = isDOMComponentElement;
exports.isElement = isElement;
exports.isElementOfType = isElementOfType;
exports.mockComponent = mockComponent;
exports.nativeTouchData = nativeTouchData;
exports.renderIntoDocument = renderIntoDocument;
exports.scryRenderedComponentsWithType = scryRenderedComponentsWithType;
exports.scryRenderedDOMComponentsWithClass = scryRenderedDOMComponentsWithClass;
exports.scryRenderedDOMComponentsWithTag = scryRenderedDOMComponentsWithTag;
exports.traverseTwoPhase = traverseTwoPhase;
exports.unstable_concurrentAct = unstable_concurrentAct;
  })();
}