tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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test_cursor_update_updates_indexes.js (3173B)

      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 START_DATA = "hi";
     12  const END_DATA = "bye";
     13  const objectStoreInfo = [
     14    {
     15      name: "1",
     16      options: { keyPath: null },
     17      key: 1,
     18      entry: { data: START_DATA },
     19    },
     20    {
     21      name: "2",
     22      options: { keyPath: "foo" },
     23      entry: { foo: 1, data: START_DATA },
     24    },
     25    {
     26      name: "3",
     27      options: { keyPath: null, autoIncrement: true },
     28      entry: { data: START_DATA },
     29    },
     30    {
     31      name: "4",
     32      options: { keyPath: "foo", autoIncrement: true },
     33      entry: { data: START_DATA },
     34    },
     35  ];
     36 
     37  for (let i = 0; i < objectStoreInfo.length; i++) {
     38    // Create our object stores.
     39    let info = objectStoreInfo[i];
     40 
     41    ok(true, "1");
     42    let request = indexedDB.open(name, i + 1);
     43    request.onerror = errorHandler;
     44    request.onupgradeneeded = grabEventAndContinueHandler;
     45    request.onsuccess = grabEventAndContinueHandler;
     46    let event = yield undefined;
     47 
     48    let db = event.target.result;
     49 
     50    ok(true, "2");
     51    let objectStore = info.hasOwnProperty("options")
     52      ? db.createObjectStore(info.name, info.options)
     53      : db.createObjectStore(info.name);
     54 
     55    // Create the indexes on 'data' on the object store.
     56    let index = objectStore.createIndex("data_index", "data", {
     57      unique: false,
     58    });
     59    let uniqueIndex = objectStore.createIndex("unique_data_index", "data", {
     60      unique: true,
     61    });
     62    // Populate the object store with one entry of data.
     63    request = info.hasOwnProperty("key")
     64      ? objectStore.add(info.entry, info.key)
     65      : objectStore.add(info.entry);
     66    request.onerror = errorHandler;
     67    request.onsuccess = grabEventAndContinueHandler;
     68    event = yield undefined;
     69    ok(true, "3");
     70 
     71    // Use a cursor to update 'data' to END_DATA.
     72    request = objectStore.openCursor();
     73    request.onerror = errorHandler;
     74    request.onsuccess = grabEventAndContinueHandler;
     75    event = yield undefined;
     76    ok(true, "4");
     77 
     78    let cursor = request.result;
     79    let obj = cursor.value;
     80    obj.data = END_DATA;
     81    request = cursor.update(obj);
     82    request.onerror = errorHandler;
     83    request.onsuccess = grabEventAndContinueHandler;
     84    event = yield undefined;
     85    ok(true, "5");
     86 
     87    // Check both indexes to make sure that they were updated.
     88    request = index.get(END_DATA);
     89    request.onerror = errorHandler;
     90    request.onsuccess = grabEventAndContinueHandler;
     91    event = yield undefined;
     92    ok(true, "6");
     93    is(
     94      obj.data,
     95      event.target.result.data,
     96      "Non-unique index was properly updated."
     97    );
     98 
     99    request = uniqueIndex.get(END_DATA);
    100    request.onerror = errorHandler;
    101    request.onsuccess = grabEventAndContinueHandler;
    102    event = yield undefined;
    103 
    104    ok(true, "7");
    105    is(
    106      obj.data,
    107      event.target.result.data,
    108      "Unique index was properly updated."
    109    );
    110 
    111    // Wait for success
    112    yield undefined;
    113 
    114    db.close();
    115  }
    116 
    117  finishTest();
    118 }