tor-browser

The Tor Browser
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test_rename_index.js (6160B)


      1 /**
      2 * Any copyright is dedicated to the Public Domain.
      3 * http://creativecommons.org/publicdomain/zero/1.0/
      4 */
      5 
      6 /* exported testGenerator */
      7 var testGenerator = testSteps();
      8 
      9 function* testSteps() {
     10  const name = this.window ? window.location.pathname : "Splendid Test";
     11  const storeName = "test store";
     12  const indexName_ToBeDeleted = "test index to be deleted";
     13  const indexName_v0 = "test index v0";
     14  const indexName_v1 = "test index v1";
     15  const indexName_v2 = "test index v2";
     16  const indexName_v3 = indexName_ToBeDeleted;
     17  const indexName_v4 = "test index v4";
     18 
     19  info("Rename in v1.");
     20  let request = indexedDB.open(name, 1);
     21  request.onerror = errorHandler;
     22  request.onupgradeneeded = grabEventAndContinueHandler;
     23  request.onsuccess = unexpectedSuccessHandler;
     24  let event = yield undefined;
     25 
     26  let db = event.target.result;
     27  let txn = event.target.transaction;
     28 
     29  is(db.objectStoreNames.length, 0, "Correct objectStoreNames list");
     30 
     31  let objectStore = db.createObjectStore(storeName, { keyPath: "foo" });
     32  is(db.objectStoreNames.length, 1, "Correct objectStoreNames list");
     33  is(
     34    db.objectStoreNames.item(0),
     35    objectStore.name,
     36    "Correct object store name"
     37  );
     38 
     39  // create index to be deleted later in v3.
     40  objectStore.createIndex(indexName_ToBeDeleted, "foo");
     41  ok(objectStore.index(indexName_ToBeDeleted), "Index created.");
     42 
     43  // create target index to be renamed.
     44  let index = objectStore.createIndex(indexName_v0, "bar");
     45  ok(objectStore.index(indexName_v0), "Index created.");
     46  is(index.name, indexName_v0, "Correct index name");
     47  index.name = indexName_v1;
     48  is(index.name, indexName_v1, "Renamed index successfully");
     49 
     50  txn.oncomplete = continueToNextStepSync;
     51  yield undefined;
     52  request.onsuccess = continueToNextStep;
     53  yield undefined;
     54  db.close();
     55 
     56  info("Verify renaming done in v1 and run renaming in v2.");
     57  request = indexedDB.open(name, 2);
     58  request.onerror = errorHandler;
     59  request.onupgradeneeded = grabEventAndContinueHandler;
     60  request.onsuccess = unexpectedSuccessHandler;
     61  event = yield undefined;
     62 
     63  db = event.target.result;
     64  txn = event.target.transaction;
     65 
     66  objectStore = txn.objectStore(storeName);
     67 
     68  // indexName_v0 created in v1 shall not be available.
     69  try {
     70    index = objectStore.index(indexName_v0);
     71    ok(false, "NotFoundError shall be thrown.");
     72  } catch (e) {
     73    ok(e instanceof DOMException, "got a database exception");
     74    is(e.name, "NotFoundError", "correct error");
     75  }
     76 
     77  // rename to "v2".
     78  index = objectStore.index(indexName_v1);
     79  is(index.name, indexName_v1, "Correct index name");
     80  index.name = indexName_v2;
     81  is(index.name, indexName_v2, "Renamed index successfully");
     82 
     83  txn.oncomplete = continueToNextStepSync;
     84  yield undefined;
     85  request.onsuccess = continueToNextStep;
     86  yield undefined;
     87  db.close();
     88 
     89  info("Verify renaming done in v2.");
     90  request = indexedDB.open(name, 2);
     91  request.onerror = errorHandler;
     92  request.onupgradeneeded = errorHandler;
     93  request.onsuccess = grabEventAndContinueHandler;
     94  event = yield undefined;
     95 
     96  db = event.target.result;
     97  txn = db.transaction(storeName);
     98 
     99  objectStore = txn.objectStore(storeName);
    100  index = objectStore.index(indexName_v2);
    101  is(index.name, indexName_v2, "Correct index name");
    102 
    103  db.close();
    104 
    105  info("Rename in v3.");
    106  request = indexedDB.open(name, 3);
    107  request.onerror = errorHandler;
    108  request.onupgradeneeded = grabEventAndContinueHandler;
    109  request.onsuccess = unexpectedSuccessHandler;
    110  event = yield undefined;
    111 
    112  db = event.target.result;
    113  txn = event.target.transaction;
    114 
    115  objectStore = txn.objectStore(storeName);
    116  ok(objectStore.index(indexName_ToBeDeleted), "index is valid.");
    117  objectStore.deleteIndex(indexName_ToBeDeleted);
    118  try {
    119    objectStore.index(indexName_ToBeDeleted);
    120    ok(false, "NotFoundError shall be thrown if the index name is deleted.");
    121  } catch (e) {
    122    ok(e instanceof DOMException, "got a database exception");
    123    is(e.name, "NotFoundError", "correct error");
    124  }
    125 
    126  info("Rename with the name of the deleted index.");
    127  index = objectStore.index(indexName_v2);
    128  index.name = indexName_v3;
    129  is(index.name, indexName_v3, "Renamed index successfully");
    130 
    131  txn.oncomplete = continueToNextStepSync;
    132  yield undefined;
    133  request.onsuccess = continueToNextStep;
    134  yield undefined;
    135  db.close();
    136 
    137  info("Verify renaming done in v3.");
    138  request = indexedDB.open(name, 3);
    139  request.onerror = errorHandler;
    140  request.onupgradeneeded = errorHandler;
    141  request.onsuccess = grabEventAndContinueHandler;
    142  event = yield undefined;
    143 
    144  db = event.target.result;
    145  txn = db.transaction(storeName);
    146 
    147  objectStore = txn.objectStore(storeName);
    148  index = objectStore.index(indexName_v3);
    149  is(index.name, indexName_v3, "Correct index name");
    150 
    151  db.close();
    152 
    153  info("Abort the version change transaction while renaming index.");
    154  request = indexedDB.open(name, 4);
    155  request.onerror = errorHandler;
    156  request.onupgradeneeded = grabEventAndContinueHandler;
    157  request.onsuccess = unexpectedSuccessHandler;
    158  event = yield undefined;
    159 
    160  db = event.target.result;
    161  txn = event.target.transaction;
    162 
    163  objectStore = txn.objectStore(storeName);
    164  index = objectStore.index(indexName_v3);
    165  index.name = indexName_v4;
    166  is(index.name, indexName_v4, "Renamed successfully");
    167  let putRequest = objectStore.put({ foo: "fooValue", bar: "barValue" });
    168  putRequest.onsuccess = continueToNextStepSync;
    169  yield undefined;
    170 
    171  // Aborting the transaction.
    172  request.onerror = expectedErrorHandler("AbortError");
    173  txn.abort();
    174  yield undefined;
    175 
    176  // Verify if the name of the index handle is reverted.
    177  is(index.name, indexName_v3, "The name is reverted after aborted.");
    178 
    179  info("Verify if the objectstore name is unchanged.");
    180  request = indexedDB.open(name, 3);
    181  request.onerror = errorHandler;
    182  request.onupgradeneeded = errorHandler;
    183  request.onsuccess = grabEventAndContinueHandler;
    184  event = yield undefined;
    185 
    186  db = event.target.result;
    187  txn = db.transaction(storeName);
    188 
    189  objectStore = txn.objectStore(storeName);
    190  index = objectStore.index(indexName_v3);
    191  is(index.name, indexName_v3, "Correct index name");
    192 
    193  db.close();
    194 
    195  finishTest();
    196 }