dom/indexedDB/test/abort_on_reload.html

   1 <!DOCTYPE html>
   2
   3 <body>
   4   <script>
   5     function createDb() {
   6       return new Promise((resolve, reject) => {
   7         const openRequest = indexedDB.open("test-abort-on-reload", 1);
   8         openRequest.onsuccess = () => {
   9           const db = openRequest.result;
  10           // This would throw when db is corrupted.
  11           db.transaction("databases", "readwrite");
  12           db.onversionchange = () => {
  13             db.close();
  14           };
  15           resolve();
  16         };
  17         openRequest.onupgradeneeded = (evt) => {
  18           // Interrupt upgrade
  19           window.location.reload();
  20           opener.info('reload requested\n');
  21           openRequest.result.createObjectStore("databases");
  22         };
  23       });
  24     }
  25
  26     function reset() {
  27       return new Promise((resolve, reject) => {
  28         const request = indexedDB.deleteDatabase("test-abort-on-reload");
  29         request.onsuccess = resolve;
  30       });
  31     }
  32
  33     async function test() {
  34       opener.postMessage("message", "*");
  35
  36       for (let i = 0; i < 10; ++i) {
  37         opener.info(`iteration ${i}`);
  38         await createDb();
  39         await reset();
  40       }
  41     }
  42
  43     test();
  44   </script>
  45 </body>