blob: fbac80a648f8674537541840145c2df9243f6925 [file] [log] [blame]
<!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>