| <!DOCTYPE html> |
| <script src="../../resources/js-test.js"></script> |
| <script src="resources/shared.js"></script> |
| <input type="file" id="emptyFileInput"></input> |
| <input type="file" id="emptyFileListInput" multiple></input> |
| <script> |
| |
| description("Confirm that IndexedDB can store an empty Blob/File/FileList"); |
| |
| var emptyFileInput = document.getElementById("emptyFileInput"); |
| var emptyFileListInput = document.getElementById("emptyFileListInput"); |
| if (window.eventSender) { |
| var fileRect = emptyFileInput.getClientRects()[0]; |
| var targetX = fileRect.left + fileRect.width / 2; |
| var targetY = fileRect.top + fileRect.height / 2; |
| eventSender.beginDragWithFiles(['resources/empty.txt']); |
| eventSender.mouseMoveTo(targetX, targetY); |
| eventSender.mouseUp(); |
| } |
| |
| function prepareDatabase() |
| { |
| db = event.target.result; |
| var trans = event.target.transaction; |
| evalAndLog("store = db.createObjectStore('storeName')"); |
| evalAndLog("store.put('value', 'key')"); |
| trans.onerror = unexpectedErrorCallback; |
| trans.onabort = unexpectedAbortCallback; |
| } |
| |
| var blobValidation = ".size == 0"; |
| function testEmptyBlob() |
| { |
| preamble(); |
| evalAndLog("blob = new Blob([])"); |
| validateResult("blob", blobValidation, testEmptyDataBlob); |
| } |
| function testEmptyDataBlob() |
| { |
| preamble(); |
| evalAndLog("blob = new Blob(['', '', ''])"); |
| validateResult("blob", blobValidation, testEmptyNestedBlob); |
| } |
| function testEmptyNestedBlob() |
| { |
| preamble(); |
| evalAndLog("blob = new Blob(['', new Blob([]), ''])"); |
| validateResult("blob", blobValidation, testEmptyNestedDataBlob); |
| } |
| function testEmptyNestedDataBlob() |
| { |
| preamble(); |
| evalAndLog("blob = new Blob(['', new Blob(['']), ''])"); |
| validateResult("blob", blobValidation, testEmptyFileInsideBlob); |
| } |
| function testEmptyFileInsideBlob() |
| { |
| preamble(); |
| evalAndLog("file = emptyFileInput.files[0]"); |
| evalAndLog("blob = new Blob(['', file, ''])"); |
| validateResult("blob", blobValidation, testEmptyFileInsideNestedBlob); |
| } |
| function testEmptyFileInsideNestedBlob() |
| { |
| preamble(); |
| evalAndLog("file = emptyFileInput.files[0]"); |
| evalAndLog("blob = new Blob(['', new Blob([file]), ''])"); |
| validateResult("blob", blobValidation, testEmptyFile); |
| } |
| |
| var fileValidation = ".size == 0"; |
| function testEmptyFile() |
| { |
| preamble(); |
| evalAndLog("file = emptyFileInput.files[0]"); |
| validateResult("file", fileValidation, testEmptyFileList); |
| } |
| |
| var fileListValidation = ".length == 0"; |
| function testEmptyFileList() |
| { |
| preamble(); |
| evalAndLog("fileList = emptyFileListInput.files"); |
| validateResult("fileList", |
| fileListValidation, finishJSTest); |
| } |
| |
| function validateResult(variable, validation, onSuccess) |
| { |
| var keyName = variable + "key"; |
| debug(""); |
| debug("validateResult(" + variable + "):"); |
| shouldBeTrue(variable + validation); |
| evalAndLog("transaction = db.transaction('storeName', 'readwrite')"); |
| evalAndLog("store = transaction.objectStore('storeName')"); |
| evalAndLog("store.put(" + variable + ", '" + keyName + "')"); |
| transaction.onerror = unexpectedErrorCallback; |
| transaction.onabort = unexpectedAbortCallback; |
| var onGetSuccess = function (e) { |
| shouldBeTrue("event.target.result" + validation); |
| onSuccess(); |
| } |
| transaction.oncomplete = function () { |
| doRead(keyName, onGetSuccess); |
| } |
| } |
| |
| function doRead(keyName, onSuccess) |
| { |
| evalAndLog("transaction = db.transaction('storeName', 'readwrite')"); |
| evalAndLog("store = transaction.objectStore('storeName')"); |
| evalAndLog("request = store.get('" + keyName + "')"); |
| request.onsuccess = onSuccess; |
| transaction.onerror = unexpectedErrorCallback; |
| transaction.onabort = unexpectedAbortCallback; |
| } |
| |
| if (window.eventSender) { |
| indexedDBTest(prepareDatabase, testEmptyBlob); |
| } else { |
| alert("Select an empty file using the left input control above to initiate the test"); |
| document.getElementById("emptyFileInput").onchange = function() { indexedDBTest(prepareDatabase, testEmptyBlob); }; |
| } |
| </script> |
