summaryrefslogtreecommitdiffstats
path: root/dom/indexedDB/test/test_file_delete.html
blob: 4eefffebf6bb59340f8278c2fedba175a3444fcf (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
<!--
  Any copyright is dedicated to the Public Domain.
  http://creativecommons.org/publicdomain/zero/1.0/
-->
<html>
<head>
  <title>Indexed Database Property Test</title>

  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>

  <script type="text/javascript">
  function* testSteps()
  {
    const READ_WRITE = "readwrite";

    const name = window.location.pathname;

    const objectStoreName = "Blobs";

    const fileData1 = { key: 1, file: getRandomFile("random1.bin", 110000) };
    const fileData2 = { key: 2, file: getRandomFile("random2.bin", 120000) };
    const fileData3 = { key: 3, file: getRandomFile("random3.bin", 130000) };

    SpecialPowers.pushPrefEnv({ set: [["dom.indexedDB.dataThreshold", -1]] },
                              continueToNextStep);
    yield undefined;

    {
      let request = indexedDB.open(name, 1);
      request.onerror = errorHandler;
      request.onupgradeneeded = grabEventAndContinueHandler;
      request.onsuccess = grabEventAndContinueHandler;
      let event = yield undefined;

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

      let db = event.target.result;
      db.onerror = errorHandler;

      let objectStore = db.createObjectStore(objectStoreName, { });

      objectStore.add(fileData1.file, fileData1.key);
      objectStore.add(fileData2.file, fileData2.key);
      objectStore.add(fileData3.file, fileData3.key);

      event = yield undefined;

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

      let trans = db.transaction([objectStoreName], READ_WRITE);
      trans.objectStore(objectStoreName).delete(fileData1.key);
      trans.oncomplete = grabEventAndContinueHandler;
      event = yield undefined;

      is(event.type, "complete", "Got correct event type");

      is(getFileDBRefCount(name, 1), 0, "Correct db ref count");

      fileData1.file = null;
      fileData2.file = null;
      fileData3.file = null;
    }

    yield* assertEventuallyHasNoFileInfo(name, 1);
    yield* assertEventuallyHasFileInfo(name, 2);
    yield* assertEventuallyHasFileInfo(name, 3);

    {
      let request = indexedDB.open(name, 1);
      request.onerror = errorHandler;
      request.onsuccess = grabEventAndContinueHandler;
      let event = yield undefined;

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

      let db = event.target.result;
      db.onerror = errorHandler;

      let trans = db.transaction([objectStoreName], READ_WRITE);
      let objectStore = trans.objectStore(objectStoreName);

      request = objectStore.get(fileData2.key);
      request.onsuccess = grabEventAndContinueHandler;
      event = yield undefined;

      let result = event.target.result;
      ok(result, "Got result");

      objectStore.delete(fileData2.key);

      trans.oncomplete = grabEventAndContinueHandler;
      event = yield undefined;

      is(event.type, "complete", "Got correct event type");

      is(getFileDBRefCount(name, 2), 0, "Correct db ref count");


      trans = db.transaction([objectStoreName], READ_WRITE);
      objectStore = trans.objectStore(objectStoreName);

      objectStore.delete(fileData3.key);

      trans.oncomplete = grabEventAndContinueHandler;
      event = yield undefined;

      is(event.type, "complete", "Got correct event type");

      yield *assertEventuallyWithGC(() => -1 == getFileDBRefCount(name, 3),
                                    "Correct db ref count");

      event = null;
      result = null;
    }

    yield* assertEventuallyHasNoFileInfo(name, 1);
    yield* assertEventuallyHasNoFileInfo(name, 2);
    yield* assertEventuallyHasNoFileInfo(name, 3);

    finishTest();
  }
  </script>
  <script type="text/javascript" src="file.js"></script>
  <script type="text/javascript" src="helpers.js"></script>

</head>

<body onload="runTest();"></body>

</html>