dom/indexedDB/test/unit/test_readwriteflush_disabled.js


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/**
 * Any copyright is dedicated to the Public Domain.
 * http://creativecommons.org/publicdomain/zero/1.0/
 */

/* exported testGenerator, disableWorkerTest */
var disableWorkerTest = "Need a way to set temporary prefs from a worker";

var testGenerator = testSteps();

function* testSteps() {
  const name = this.window
    ? window.location.pathname
    : "test_readwriteflush_disabled.js";

  info("Resetting experimental pref");

  if (this.window) {
    SpecialPowers.pushPrefEnv(
      {
        set: [["dom.indexedDB.experimental", false]],
      },
      continueToNextStep
    );
    yield undefined;
  } else {
    resetExperimental();
  }

  info("Opening database");

  let request = indexedDB.open(name);
  request.onerror = errorHandler;
  request.onupgradeneeded = continueToNextStepSync;
  request.onsuccess = unexpectedSuccessHandler;

  yield undefined;

  // upgradeneeded
  request.onupgradeneeded = unexpectedSuccessHandler;
  request.onsuccess = continueToNextStepSync;

  info("Creating objectStore");

  request.result.createObjectStore(name);

  yield undefined;

  // success
  let db = request.result;

  info("Attempting to create a 'readwriteflush' transaction");

  let exception;

  try {
    db.transaction(name, "readwriteflush");
  } catch (e) {
    exception = e;
  }

  ok(exception, "'readwriteflush' transaction threw");
  ok(exception instanceof Error, "exception is an Error object");
  is(
    exception.message,
    "IDBDatabase.transaction: 'readwriteflush' (value of argument 2) is not " +
      "a valid value for enumeration IDBTransactionMode.",
    "exception has the correct message"
  );

  finishTest();
}