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| 1 <!DOCTYPE html> |
| 2 <html> |
| 3 <!-- |
| 4 Copyright 2015 The Chromium Authors. All rights reserved. |
| 5 Use of this source code is governed by a BSD-style license that can be |
| 6 found in the LICENSE file. |
| 7 --> |
| 8 <head> |
| 9 <title>IDB Test that reading a blob from the database does send an ack back to b
rowser process</title> |
| 10 <script src="common.js"></script> |
| 11 <script> |
| 12 |
| 13 // Constants. |
| 14 var store_name = 'blobs_ack'; |
| 15 var blob_key = 'blob_key'; |
| 16 var blob_size = 200; |
| 17 |
| 18 // Shared variables. |
| 19 var db; |
| 20 var put_blob; |
| 21 |
| 22 function test() { |
| 23 indexedDBTest(prepareDatabase, putBlob); |
| 24 } |
| 25 |
| 26 function prepareDatabase() { |
| 27 db = event.target.result; |
| 28 db.createObjectStore(store_name); |
| 29 } |
| 30 |
| 31 function putBlob() { |
| 32 debug("Writing blob."); |
| 33 |
| 34 var trans = db.transaction(store_name, 'readwrite'); |
| 35 trans.onabort = unexpectedAbortCallback; |
| 36 trans.oncomplete = getBlob; |
| 37 |
| 38 var data = new Array(1 + blob_size).join("X"); |
| 39 put_blob = new Blob([data]); |
| 40 var request = trans.objectStore(store_name).put(put_blob, blob_key); |
| 41 request.onerror = unexpectedErrorCallback; |
| 42 } |
| 43 |
| 44 function getBlob() { |
| 45 debug("Deleting blob."); |
| 46 put_blob = undefined; // So that the blob can be GC'd |
| 47 var trans = db.transaction(store_name, 'readonly'); |
| 48 trans.onabort = unexpectedAbortCallback; |
| 49 trans.oncomplete = onGetComplete; |
| 50 |
| 51 var request = trans.objectStore(store_name).get(blob_key); |
| 52 request.onerror = unexpectedErrorCallback; |
| 53 } |
| 54 |
| 55 function onGetComplete() { |
| 56 gc(); |
| 57 done(); |
| 58 } |
| 59 |
| 60 </script> |
| 61 </head> |
| 62 <body onLoad="test()"> |
| 63 <div id="status">Starting...<br> |
| 64 <p>Run this test with --js-flags=--expose-gc when run from Chrome.</p> |
| 65 </div> |
| 66 </body> |
| 67 </html> |
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Chromium Code Reviews
Issue 917353002:
IndexedDB: Test that Blink ack's blobs upon receipt. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master