test_setVersion_throw.js

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/**

 * Any copyright is dedicated to the Public Domain.

 * http://creativecommons.org/publicdomain/zero/1.0/

*/

/* exported testGenerator */

var testGenerator = testSteps();

function* testSteps() {

  const name = this.window ? window.location.pathname : "test_setVersion_throw";

  // This test requires two databases. The first needs to be a low version

  // number that gets closed when a second higher version number database is

  // created. Then the upgradeneeded event for the second database throws an

  // exception and triggers an abort/close.

  let request = indexedDB.open(name, 1);

  request.onerror = errorHandler;

  request.onsuccess = grabEventAndContinueHandler;

  request.onupgradeneeded = function () {

    info("Got upgradeneeded event for db 1");

};

  let event = yield undefined;

  is(event.type, "success", "Got success event for db 1");

  let db = event.target.result;

  db.onversionchange = function (event) {

    info("Got versionchange event for db 1");

    event.target.close();

};

  executeSoon(continueToNextStepSync);

  yield undefined;

  request = indexedDB.open(name, 2);

  request.onerror = grabEventAndContinueHandler;

  request.onsuccess = unexpectedSuccessHandler;

  request.onupgradeneeded = function () {

    info("Got upgradeneeded event for db 2");

    expectUncaughtException(true);

    // eslint-disable-next-line no-undef

    trigger_js_exception_by_calling_a_nonexistent_function();

};

  event = yield undefined;

  event.preventDefault();

  is(event.type, "error", "Got an error event for db 2");

  ok(event.target.error instanceof DOMException, "Request has a DOMException");

  is(event.target.error.name, "AbortError", "Request has AbortError");

  finishTest();