third_party/WebKit/LayoutTests/imported/web-platform-tests/IndexedDB/transaction-lifetime-blocked.htm

   1 <!DOCTYPE html>
   2 <title>Blocked event</title>
   3 <link rel="author" href="mailto:odinho@opera.com" title="Odin Hørthe Omdal">
   4 <script src="../../../resources/testharness.js"></script>
   5 <script src="../../../resources/testharnessreport.js"></script>
   6 <script src="support.js"></script>
   7
   8 <div id="log"></div>
   9
  10 <script>
  11
  12     var db, db_got_versionchange, db2,
  13         events = [],
  14         t = async_test(document.title, {timeout: 10000});
  15
  16     t.step(function() {
  17         var openrq = indexedDB.open('db', 3);
  18
  19         // 1
  20         openrq.onupgradeneeded = t.step_func(function(e) {
  21             events.push("open." + e.type);
  22             e.target.result.createObjectStore('store');
  23         });
  24
  25         // 2
  26         openrq.onsuccess = t.step_func(function(e) {
  27             db = e.target.result;
  28
  29             events.push("open." + e.type);
  30
  31             // 3
  32             db.onversionchange = t.step_func(function(e) {
  33                 events.push("db." + e.type);
  34
  35                 assert_equals(e.oldVersion, 3, "old version");
  36                 assert_equals(e.newVersion, 4, "new version");
  37                 // Do not close db here (as we should)
  38             });
  39
  40             // Errors
  41             db.onerror = fail(t, "db.error");
  42             db.abort = fail(t, "db.abort");
  43
  44             setTimeout(t.step_func(OpenSecond), 10);
  45         });
  46
  47         // Errors
  48         openrq.onerror = fail(t, "open.error");
  49         openrq.onblocked = fail(t, "open.blocked");
  50
  51     });
  52
  53     function OpenSecond (e) {
  54         assert_equals(db2, undefined);
  55         assert_equals(db + "", "[object IDBDatabase]");
  56         assert_array_equals(db.objectStoreNames, [ "store" ]);
  57
  58         var openrq2 = indexedDB.open('db', 4);
  59
  60         // 4
  61         openrq2.onblocked = t.step_func(function(e) {
  62             events.push("open2." + e.type);
  63             // We're closing connection from the other open()
  64             db.close();
  65         });
  66
  67         // 5
  68         openrq2.onupgradeneeded = t.step_func(function(e) {
  69             db2 = e.target.result;
  70
  71             events.push("open2." + e.type);
  72
  73             assert_equals(db2 + "", "[object IDBDatabase]");
  74
  75             // Errors
  76             db2.onversionchange = fail(t, "db2.versionchange");
  77             db2.onerror = fail(t, "db2.error");
  78             db2.abort = fail(t, "db2.abort");
  79         });
  80
  81         // 6
  82         openrq2.onsuccess = t.step_func(function(e) {
  83             events.push("open2." + e.type);
  84
  85             assert_array_equals(events,
  86                 [ "open.upgradeneeded",
  87                   "open.success",
  88                   "db.versionchange",
  89                   "open2.blocked",
  90                   "open2.upgradeneeded",
  91                   "open2.success",
  92                 ]);
  93
  94             setTimeout(function() { t.done(); }, 10);
  95         });
  96
  97         // Errors
  98         openrq2.onerror = fail(t, "open2.error");
  99     }
 100
 101
 102     // Cleanup
 103     add_completion_callback(function(tests) {
 104         if (db2) db2.close();
 105         indexedDB.deleteDatabase('db');
 106     })
 107
 108 </script>