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| 1 <!DOCTYPE html> |
| 2 <html> |
| 3 <!-- |
| 4 Copyright 2014 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 db's corrupted while open are properly handled Part 1 / 2</
title> |
| 10 <script type="text/javascript" src="common.js"></script> |
| 11 <script> |
| 12 |
| 13 function test() { |
| 14 indexedDBTest(upgradeCallback, openCallback); |
| 15 } |
| 16 |
| 17 var numObjectsWrittenToDb = 500; |
| 18 var numTransactions = 0; |
| 19 var numTransactionErrors = 0; |
| 20 var numTransactionAborts = 0; |
| 21 var numKeys = 0; |
| 22 var transaction; |
| 23 var request; |
| 24 var db; |
| 25 var objectStore; |
| 26 |
| 27 function upgradeCallback() { |
| 28 db = event.target.result; |
| 29 deleteAllObjectStores(db); |
| 30 objectStore = db.createObjectStore('storeName', { autoIncrement : true }); |
| 31 |
| 32 var i; |
| 33 var len = 80; |
| 34 var data = Array(len); |
| 35 for (i = 0; i < len; ++i) { |
| 36 data[i] = i; |
| 37 } |
| 38 |
| 39 for (i = 0; i < numObjectsWrittenToDb; ++i) { |
| 40 var key = 'key-' + i; |
| 41 request = objectStore.add(data, key); |
| 42 request.onerror = unexpectedErrorCallback; |
| 43 request.onsuccess = upgradeTransactionComplete; |
| 44 } |
| 45 } |
| 46 |
| 47 function upgradeTransactionComplete() { |
| 48 ++numTransactions; |
| 49 if (numTransactions === numObjectsWrittenToDb) { |
| 50 debug("All transactions written"); |
| 51 } |
| 52 } |
| 53 |
| 54 function transactionError(event) { |
| 55 if (event.target.error) { |
| 56 numTransactionErrors += 1; |
| 57 } else { |
| 58 fail("Transaction onerror had no error"); |
| 59 } |
| 60 } |
| 61 |
| 62 function transactionAbort() { |
| 63 if (event.target.error) { |
| 64 numTransactionAborts += 1; |
| 65 } else { |
| 66 fail("Transaction onabort had no error"); |
| 67 } |
| 68 } |
| 69 |
| 70 function requestError(event) { |
| 71 if (!event.target.error) { |
| 72 fail("get request had no/invalid error"); |
| 73 } |
| 74 } |
| 75 |
| 76 function databaseClosed(event) { |
| 77 shouldBe("numTransactionErrors", "1"); |
| 78 shouldBe("numTransactionAborts", "1"); |
| 79 |
| 80 done("Closed as expected"); |
| 81 } |
| 82 |
| 83 function getData() { |
| 84 transaction = db.transaction('storeName'); |
| 85 db.onclose = databaseClosed; |
| 86 transaction.onabort = transactionAbort; |
| 87 transaction.onerror = transactionError; |
| 88 request.oncomplete = unexpectedCompleteCallback; |
| 89 store = transaction.objectStore('storeName'); |
| 90 request = store.get('key-0'); |
| 91 request.onsuccess = unexpectedSuccessCallback; |
| 92 request.onerror = requestError; |
| 93 } |
| 94 |
| 95 function openCallback() { |
| 96 var xmlhttp = new window.XMLHttpRequest(); |
| 97 xmlhttp.open("GET", "/corrupt/test/corruptdb?storeName", false /*sync*/); |
| 98 xmlhttp.onreadystatechange = function() { |
| 99 if (xmlhttp.readyState === 4) { |
| 100 if (xmlhttp.status === 200) { |
| 101 // The database is now corrupt. |
| 102 getData(); |
| 103 } |
| 104 } |
| 105 }; |
| 106 xmlhttp.send(); |
| 107 } |
| 108 |
| 109 </script> |
| 110 </head> |
| 111 <body onLoad="test()"> |
| 112 <div id="status">Starting...</div> |
| 113 </body> |
| 114 </html> |
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Chromium Code Reviews
Issue 197333009:
Handling LevelDB errors encountered after open. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master