test_setVersion_abort.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 : "Splendid Test";

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

  request.onerror = errorHandler;

  request.onsuccess = unexpectedSuccessHandler;

  request.onupgradeneeded = grabEventAndContinueHandler;

  let event = yield undefined;

  let db = event.target.result;

  let objectStore = db.createObjectStore("foo");

  objectStore.createIndex("bar", "baz");

  is(db.version, 1, "Correct version");

  is(db.objectStoreNames.length, 1, "Correct objectStoreNames length");

  is(objectStore.indexNames.length, 1, "Correct indexNames length");

  let transaction = event.target.transaction;

  is(transaction.mode, "versionchange", "Correct transaction mode");

  transaction.oncomplete = unexpectedSuccessHandler;

  transaction.onabort = grabEventAndContinueHandler;

  transaction.abort();

  is(db.version, 0, "Correct version");

  is(db.objectStoreNames.length, 0, "Correct objectStoreNames length");

  is(objectStore.indexNames.length, 0, "Correct indexNames length");

  // Test that the db is actually closed.

  try {

    db.transaction("");

    ok(false, "Expect an exception");

  } catch (e) {

    ok(true, "Expect an exception");

    is(e.name, "InvalidStateError", "Expect an InvalidStateError");

  event = yield undefined;

  is(event.type, "abort", "Got transaction abort event");

  is(event.target, transaction, "Right target");

  is(db.version, 0, "Correct version");

  is(db.objectStoreNames.length, 0, "Correct objectStoreNames length");

  is(objectStore.indexNames.length, 0, "Correct indexNames length");

  request.onerror = grabEventAndContinueHandler;

  request.onupgradeneeded = unexpectedSuccessHandler;

  event = yield undefined;

  is(event.type, "error", "Got request error event");

  is(event.target, request, "Right target");

  is(event.target.transaction, null, "No transaction");

  event.preventDefault();

  request = indexedDB.open(name, 1);

  request.onerror = errorHandler;

  request.onsuccess = unexpectedSuccessHandler;

  request.onupgradeneeded = grabEventAndContinueHandler;

  event = yield undefined;

  is(event.type, "upgradeneeded", "Got upgradeneeded event");

  let db2 = event.target.result;

  isnot(db, db2, "Should give a different db instance");

  is(db2.version, 1, "Correct version");

  is(db2.objectStoreNames.length, 0, "Correct objectStoreNames length");

  let objectStore2 = db2.createObjectStore("foo");

  objectStore2.createIndex("bar", "baz");

  request.onsuccess = grabEventAndContinueHandler;

  request.onupgradeneeded = unexpectedSuccessHandler;

  event = yield undefined;

  is(event.target.result, db2, "Correct target");

  is(event.type, "success", "Got success event");

  is(db2.version, 1, "Correct version");

  is(db2.objectStoreNames.length, 1, "Correct objectStoreNames length");

  is(objectStore2.indexNames.length, 1, "Correct indexNames length");

  is(db.version, 0, "Correct version still");

  is(db.objectStoreNames.length, 0, "Correct objectStoreNames length still");

  is(objectStore.indexNames.length, 0, "Correct indexNames length still");

  finishTest();