| ap@webkit.org | 6498471 | 2008-02-12 19:37:03 +0000 | [diff] [blame] | 1 | <!doctype html> |
| 2 | <html> |
| 3 | <head> |
| 4 | |
| 5 | <style> |
| 6 | pre { padding: 5px; border: 1px solid black; } |
| 7 | </style> |
| 8 | |
| 9 | <script> |
| 10 | var db; |
| 11 | |
| 12 | try { |
| 13 | if (window.openDatabase) { |
| 14 | db = openDatabase("StressTest1", "1.0", "Database Stress Test", 200000); |
| 15 | if (!db) |
| 16 | alert("Failed to open the database on disk. This is probably because the version was bad or there is not enough space left in this domain's quota"); |
| 17 | } else |
| 18 | alert("Couldn't open the database."); |
| 19 | } catch(err) { } |
| 20 | |
| 21 | var highestId = 0; |
| 22 | var allData = new Array(); |
| 23 | |
| 24 | function newData() |
| 25 | { |
| 26 | var id = ++highestId; |
| 27 | allData.push(id); |
| 28 | db.transaction(function (tx) |
| 29 | { |
| 30 | tx.executeSql("INSERT INTO FillerData (id, filler) VALUES (?, randomblob(1024))", [id]); |
| 31 | }); |
| 32 | } |
| 33 | |
| 34 | function testOpen() |
| 35 | { |
| 36 | for (var i = 0; i < 4; i++) { |
| 37 | newData(); |
| 38 | } |
| 39 | |
| 40 | setTimeout("testClose();", 0); |
| 41 | } |
| 42 | |
| 43 | function testClose() |
| 44 | { |
| 45 | db.transaction(function(tx) |
| 46 | { |
| 47 | for (var i = 0; i < allData.length; i++) |
| 48 | tx.executeSql("DELETE FROM FillerData WHERE id = ?", [allData[i]]); |
| 49 | |
| 50 | allData = new Array(); |
| 51 | }); |
| 52 | setTimeout("testOpen();", 0); |
| 53 | } |
| 54 | |
| 55 | function updateTransactionCount() |
| 56 | { |
| 57 | document.getElementById("transactionCount").innerHTML = "Current Transaction Count: " + highestId; |
| 58 | setTimeout("updateTransactionCount();", 1000); |
| 59 | } |
| 60 | |
| 61 | function loaded() |
| 62 | { |
| 63 | db.transaction(function(tx) { |
| 64 | tx.executeSql("SELECT COUNT(*) FROM FillerData", [], function(result) { }, function(tx, error) { |
| 65 | tx.executeSql("CREATE TABLE FillerData (id REAL UNIQUE, filler)", [], function(result) { |
| 66 | }); |
| 67 | }); |
| 68 | }); |
| 69 | |
| 70 | setTimeout("testOpen();", 0); |
| 71 | setTimeout("updateTransactionCount();", 1000); |
| 72 | } |
| 73 | |
| 74 | addEventListener('load', loaded, false); |
| 75 | </script> |
| 76 | </head> |
| 77 | |
| 78 | <body> |
| 79 | This test stresses the database threading code by constantly opening transactions to the test database at a fast rate.<br> |
| 80 | See radar 5729446 for more details.<br> |
| 81 | <pre id="transactionCount">Current Transaction Count: 0</pre> |
| 82 | |
| 83 | </body> |
| 84 | </html> |
