Chromium Code Reviews Chromium Code Reviews
Issue 942633004:
IndexedDB: Fixed support for empty blobs. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master| OLD | NEW |
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| (Empty) | |
| 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 we can store and retrieve an empty blob</title> | |
| 10 <script src="common.js"></script> | |
| 11 <script> | |
| 12 | |
| 13 // Constants. | |
| 14 var store_name = 'empty_blob'; | |
| 15 var blob_key = 'blob_key'; | |
| 16 var file_key = 'file_key'; | |
| 17 | |
| 18 // Shared variables. | |
| 19 var db; | |
| 20 var emptyFileInput; | |
| 21 | |
| 22 function test() { | |
| 23 indexedDBTest(prepareDatabase, writeBlob); | |
| 24 } | |
| 25 | |
| 26 function prepareDatabase() { | |
| 27 db = event.target.result; | |
| 28 db.createObjectStore(store_name); | |
| 29 } | |
| 30 | |
| 31 function writeBlob() { | |
| 32 debug("Writing blob."); | |
| 33 | |
| 34 put_blob = new Blob(); | |
| 35 | |
| 36 var put_tx = db.transaction(store_name, 'readwrite'); | |
| 37 put_tx.onabort = unexpectedAbortCallback; | |
| 38 var put_request = put_tx.objectStore(store_name).put(put_blob, blob_key); | |
| 39 put_request.onerror = unexpectedErrorCallback; | |
| 40 put_tx.oncomplete = function () { | |
| 41 var get_tx = db.transaction(store_name); | |
| 42 get_tx.onabort = unexpectedAbortCallback; | |
| 43 get_tx.oncomplete = writeFile; | |
|
jsbell
2015/03/03 23:37:57
Maybe move this to the end of the block as well.
cmumford
2015/03/06 18:02:09
Done.
| |
| 44 | |
| 45 var get_request = get_tx.objectStore(store_name).get(blob_key); | |
| 46 get_request.onerror = unexpectedErrorCallback; | |
| 47 get_request.onsuccess = function(evt) { | |
| 48 get_blob = evt.target.result; | |
| 49 resultType = typeof get_blob; | |
| 50 shouldBe('resultType', '"object"'); | |
| 51 shouldBe('get_blob.size', '0'); | |
| 52 }; | |
| 53 }; | |
| 54 } | |
| 55 | |
| 56 function writeFile() { | |
| 57 put_file = new File([''], 'somefile', { | |
| 58 type: 'application/x-special-snowflake', | |
| 59 lastModified: new Date('1999-12-31T23:59:59Z') | |
| 60 }); | |
| 61 var put_tx = db.transaction(store_name, 'readwrite'); | |
| 62 put_tx.objectStore(store_name).put(put_file, file_key); | |
| 63 put_tx.onabort = unexpectedAbortCallback; | |
| 64 put_tx.oncomplete = function() { | |
| 65 var get_tx = db.transaction(store_name); | |
| 66 get_tx.onabort = unexpectedAbortCallback; | |
| 67 get_tx.oncomplete = deleteFile; | |
|
jsbell
2015/03/03 23:37:57
Ditto.
cmumford
2015/03/06 18:02:10
Done.
| |
| 68 get_tx.objectStore(store_name).get(file_key).onsuccess = function(e) { | |
| 69 get_file = e.target.result; | |
| 70 | |
| 71 shouldBe('get_file.name', 'put_file.name'); | |
| 72 shouldBe('get_file.size', 'put_file.size'); | |
| 73 shouldBe('get_file.type', 'put_file.type'); | |
| 74 shouldBe('get_file.lastModified', 'put_file.lastModified'); | |
| 75 shouldBe('String(get_file.lastModifiedDate)', 'String(put_file.lastModifie dDate)'); | |
| 76 }; | |
| 77 }; | |
| 78 } | |
| 79 | |
| 80 function deleteBlob() { | |
|
jsbell
2015/03/03 23:37:57
Maybe move this below deleteFile(), to follow exec
cmumford
2015/03/06 18:02:09
Done.
| |
| 81 var tx = db.transaction(store_name, 'readwrite'); | |
| 82 tx.objectStore(store_name).delete(blob_key); | |
| 83 tx.onabort = unexpectedAbortCallback; | |
| 84 tx.oncomplete = done; | |
| 85 } | |
| 86 | |
| 87 function deleteFile() { | |
| 88 var tx = db.transaction(store_name, 'readwrite'); | |
| 89 tx.objectStore(store_name).delete(file_key); | |
| 90 tx.onabort = unexpectedAbortCallback; | |
| 91 tx.oncomplete = deleteBlob; | |
| 92 } | |
| 93 | |
| 94 </script> | |
| 95 </head> | |
| 96 <body onLoad="test()"> | |
| 97 <div id="status">Starting...</div> | |
| 98 </body> | |
| 99 </html> | |
| OLD | NEW |
