test_create_index.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";

  const objectStoreInfo = [

    { name: "a", options: { keyPath: "id", autoIncrement: true } },

    { name: "b", options: { keyPath: "id", autoIncrement: false } },

];

  const indexInfo = [

    { name: "1", keyPath: "unique_value", options: { unique: true } },

    { name: "2", keyPath: "value", options: { unique: false } },

    { name: "3", keyPath: "value", options: { unique: false } },

    { name: "", keyPath: "value", options: { unique: false } },

    { name: null, keyPath: "value", options: { unique: false } },

    { name: undefined, keyPath: "value", options: { unique: false } },

];

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

  request.onerror = errorHandler;

  request.onupgradeneeded = grabEventAndContinueHandler;

  request.onsuccess = unexpectedSuccessHandler;

  let event = yield undefined;

  let db = event.target.result;

  for (let i = 0; i < objectStoreInfo.length; i++) {

    let info = objectStoreInfo[i];

    let objectStore = info.hasOwnProperty("options")

      ? db.createObjectStore(info.name, info.options)

      : db.createObjectStore(info.name);

    try {

      request = objectStore.createIndex("Hola");

      ok(false, "createIndex with no keyPath should throw");

    } catch (e) {

      ok(true, "createIndex with no keyPath should throw");

    let ex;

    try {

      objectStore.createIndex("Hola", ["foo"], { multiEntry: true });

    } catch (e) {

      ex = e;

    ok(ex, "createIndex with array keyPath and multiEntry should throw");

    is(ex.name, "InvalidAccessError", "should throw right exception");

    ok(ex instanceof DOMException, "should throw right exception");

is(

      ex.code,

      DOMException.INVALID_ACCESS_ERR,

      "should throw right exception"

);

    try {

      objectStore.createIndex("foo", "bar", 10);

      ok(false, "createIndex with bad options should throw");

    } catch (e) {

      ok(true, "createIndex with bad options threw");

ok(

      objectStore.createIndex("foo", "bar", { foo: "" }),

      "createIndex with unknown options should not throw"

);

    objectStore.deleteIndex("foo");

    // Test index creation, and that it ends up in indexNames.

    let objectStoreName = info.name;

    for (let j = 0; j < indexInfo.length; j++) {

      let info = indexInfo[j];

      let count = objectStore.indexNames.length;

      let index = info.hasOwnProperty("options")

        ? objectStore.createIndex(info.name, info.keyPath, info.options)

        : objectStore.createIndex(info.name, info.keyPath);

      let name = info.name;

      if (name === null) {

        name = "null";

      } else if (name === undefined) {

        name = "undefined";

      is(index.name, name, "correct name");

      is(index.keyPath, info.keyPath, "correct keyPath");

      is(index.unique, info.options.unique, "correct uniqueness");

      is(objectStore.indexNames.length, count + 1, "indexNames grew in size");

      let found = false;

      for (let k = 0; k < objectStore.indexNames.length; k++) {

        if (objectStore.indexNames.item(k) == name) {

          found = true;

          break;

      ok(found, "Name is on objectStore.indexNames");

      ok(event.target.transaction, "event has a transaction");

      ok(event.target.transaction.db === db, "transaction has the right db");

is(

        event.target.transaction.mode,

        "versionchange",

        "transaction has the correct mode"

);

is(

        event.target.transaction.objectStoreNames.length,

        i + 1,

        "transaction only has one object store"

);

ok(

        event.target.transaction.objectStoreNames.contains(objectStoreName),

        "transaction has the correct object store"

);

  request.onsuccess = grabEventAndContinueHandler;

  request.onupgradeneeded = unexpectedSuccessHandler;

  event = yield undefined;

  finishTest();