| Upgrade a database, open a second connection at the same version, ensure specifying a lower version causes an error |
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| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". |
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| dbname = "intversion-upgrades.html" |
| indexedDB.deleteDatabase(dbname) |
| PASS String(request) is "[object IDBOpenDBRequest]" |
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| Call open with no version parameter: |
| indexedDB.open(dbname) |
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| initialUpgradeNeeded(): |
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| openSuccess(): |
| connection1 = event.target.result |
| PASS connection1.version is 1 |
| connection1.onversionchange = connection1VersionChangeCallback |
| request = indexedDB.open(dbname, 2) |
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| connection1VersionChangeCallback(): |
| connection1.close() |
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| connection2UpgradeNeeded(): |
| connection2 = event.target.result |
| PASS String(connection2) is "[object IDBDatabase]" |
| PASS String(request.transaction) is "[object IDBTransaction]" |
| PASS event.oldVersion is 1 |
| PASS event.newVersion is 2 |
| request.transaction.oncomplete = transactionCompleted |
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| transactionCompleted(): |
| didTransactionComplete = true |
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| connection2Success(): |
| PASS didTransactionComplete is true |
| PASS event.target.result is connection2 |
| The next connection opens the database at the same version so connection2 shouldn't get a versionchange event. |
| connection2.onversionchange = unexpectedVersionChangeCallback |
| PASS String(connection2) is "[object IDBDatabase]" |
| PASS request.transaction is null |
| PASS connection2.version is 2 |
| request = indexedDB.open(dbname, 2) |
| request.onsuccess = connection3Success |
| request.onblocked = unexpectedBlockedCallback |
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| connection3Success(): |
| event.target.result.close() |
| connection2.close() |
| connection3 = event.target.result |
| PASS connection3.version is 2 |
| request = indexedDB.open(dbname, 1) |
| request.onerror = errorWhenTryingLowVersion |
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| errorWhenTryingLowVersion(): |
| request.error.message = The requested version (1) is less than the existing version (2). |
| request = indexedDB.open(dbname, 4) |
| request.onupgradeneeded = connection4UpgradeNeeded |
| request.onsuccess = connection4Success |
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| connection4UpgradeNeeded(): |
| gotConnection4UpgradeNeeded = true |
| PASS event.oldVersion is 2 |
| PASS event.newVersion is 4 |
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| connection4Success(): |
| PASS gotConnection4UpgradeNeeded is true |
| connection4 = event.target.result |
| PASS connection4.version is 4 |
| connection4.close() |
| request = indexedDB.open(dbname) |
| request.onsuccess = connection5Success |
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| connection5Success(): |
| db = event.target.result |
| PASS db.version is 4 |
| PASS successfullyParsed is true |
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| TEST COMPLETE |
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