| <html> |
| <head> |
| <script src="../../fast/js/resources/js-test-pre.js"></script> |
| <script src="resources/shared.js"></script> |
| </head> |
| <body> |
| <script> |
| |
| description("Ensure VERSION_CHANGE transaction doesn't run concurrently with other transactions"); |
| |
| |
| function test() { |
| removeVendorPrefixes(); |
| openDBConnection(); |
| } |
| |
| function openDBConnection() |
| { |
| evalAndLog("self.state = 'starting'"); |
| request = evalAndLog("indexedDB.open('version-change-exclusive')"); |
| request.onsuccess = openSuccess; |
| request.onerror = unexpectedErrorCallback; |
| } |
| |
| function openSuccess() |
| { |
| self.db = evalAndLog("db = event.target.result"); |
| |
| debug("calling setVersion() - callback should run immediately"); |
| var versionChangeRequest = evalAndLog("db.setVersion('version 1')"); |
| versionChangeRequest.onerror = unexpectedErrorCallback; |
| versionChangeRequest.onsuccess = inSetVersion; |
| |
| // and concurrently... |
| |
| debug("calling open() - callback should wait until VERSION_CHANGE transaction is complete"); |
| var openRequest = evalAndLog("indexedDB.open('version-change-exclusive')"); |
| openRequest.onsuccess = openAgainSuccess; |
| openRequest.onerror = unexpectedErrorCallback; |
| } |
| |
| function inSetVersion() |
| { |
| debug("setVersion() callback"); |
| debug("starting work in VERSION_CHANGE transaction"); |
| evalAndLog("self.state = 'VERSION_CHANGE started'"); |
| |
| self.store = evalAndLog("store = db.createObjectStore('test-store')"); |
| self.count = 0; |
| do_async_puts(); |
| |
| function do_async_puts() { |
| var req = evalAndLog("store.put(" + count + ", " + count + ")"); |
| req.onerror = unexpectedErrorCallback; |
| req.onsuccess = function (e) { |
| debug("in put's onsuccess"); |
| if (++self.count < 10) { |
| do_async_puts(); |
| } else { |
| debug("ending work in VERSION_CHANGE transaction"); |
| evalAndLog("self.state = 'VERSION_CHANGE finished'"); |
| } |
| }; |
| } |
| } |
| |
| function openAgainSuccess() |
| { |
| debug("open() callback - this should appear after VERSION_CHANGE transaction ends"); |
| shouldBeEqualToString("self.state", "VERSION_CHANGE finished"); |
| finishJSTest(); |
| } |
| |
| |
| test(); |
| |
| </script> |
| <script src="../../fast/js/resources/js-test-post.js"></script> |
| </body> |
| </html> |
