LayoutTests/storage/indexeddb/empty-blob-file.html - Issue 433983002: LayoutTests for writing empty Blob/File/FileList to IndexedDB.

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Issue 433983002: LayoutTests for writing empty Blob/File/FileList to IndexedDB. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Addressed feedback. Created 6 years, 4 months ago

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	1 <!DOCTYPE html>

	2 <script src="../../resources/js-test.js"></script>

	3 <script src="resources/shared.js"></script>

	4 <input type="file" id="emptyFileInput"></input>

	5 <input type="file" id="emptyFileListInput" multiple></input>

	6 <script>

	7

	8 description("Confirm that IndexedDB can store an empty Blob/File/FileList");

	9

	10 var emptyFileInput = document.getElementById("emptyFileInput");

	11 var emptyFileListInput = document.getElementById("emptyFileListInput");

	12 if (window.eventSender) {

	13 var fileRect = emptyFileInput.getClientRects()[0];

	14 var targetX = fileRect.left + fileRect.width / 2;

	15 var targetY = fileRect.top + fileRect.height / 2;

	16 eventSender.beginDragWithFiles(['resources/empty.txt']);

	17 eventSender.mouseMoveTo(targetX, targetY);

	18 eventSender.mouseUp();

	19 }

	20

	21 function prepareDatabase()

	22 {

	23 db = event.target.result;

	24 var trans = event.target.transaction;

	25 evalAndLog("store = db.createObjectStore('storeName')");

	26 evalAndLog("store.put('value', 'key')");

	27 trans.onerror = unexpectedErrorCallback;

	28 trans.onabort = unexpectedAbortCallback;

	29 }

	30

	31 var blobValidation = ".size == 0";

	32 function testEmptyBlob()

	33 {

	34 preamble();

	35 evalAndLog("blob = new Blob([])");

	36 validateResult("blob", blobValidation, testEmptyDataBlob);

	37 }

	38 function testEmptyDataBlob()

	39 {

	40 preamble();

	41 evalAndLog("blob = new Blob(['', '', ''])");

	42 validateResult("blob", blobValidation, testEmptyNestedBlob);

	43 }

	44 function testEmptyNestedBlob()

	45 {

	46 preamble();

	47 evalAndLog("blob = new Blob(['', new Blob([]), ''])");

	48 validateResult("blob", blobValidation, testEmptyNestedDataBlob);

	49 }

	50 function testEmptyNestedDataBlob()

	51 {

	52 preamble();

	53 evalAndLog("blob = new Blob(['', new Blob(['']), ''])");

	54 validateResult("blob", blobValidation, testEmptyFileInsideBlob);

	55 }

	56 function testEmptyFileInsideBlob()

	57 {

	58 preamble();

	59 evalAndLog("file = emptyFileInput.files[0]");

	60 evalAndLog("blob = new Blob(['', file, ''])");

	61 validateResult("blob", blobValidation, testEmptyFileInsideNestedBlob);

	62 }

	63 function testEmptyFileInsideNestedBlob()

	64 {

	65 preamble();

	66 evalAndLog("file = emptyFileInput.files[0]");

	67 evalAndLog("blob = new Blob(['', new Blob([file]), ''])");

	68 validateResult("blob", blobValidation, testEmptyFile);

	69 }

	70

	71 var fileValidation = ".size == 0";

	72 function testEmptyFile()

	73 {

	74 preamble();

	75 evalAndLog("file = emptyFileInput.files[0]");

	76 validateResult("file", fileValidation, testEmptyFileList);

	77 }

	78

	79 var fileListValidation = ".length == 0";

	80 function testEmptyFileList()

	81 {

	82 preamble();

	83 evalAndLog("fileList = emptyFileListInput.files");

	84 validateResult("fileList",

	85 fileListValidation, finishJSTest);

	86 }

	87

	88 function validateResult(variable, validation, onSuccess)

	89 {

	90 var keyName = variable + "key";

	91 debug("");

	92 debug("validateResult(" + variable + "):");

	93 shouldBeTrue(variable + validation);

	94 evalAndLog("transaction = db.transaction('storeName', 'readwrite')");

	95 evalAndLog("store = transaction.objectStore('storeName')");

	96 evalAndLog("store.put(" + variable + ", '" + keyName + "')");

	97 transaction.onerror = unexpectedErrorCallback;

	98 transaction.onabort = unexpectedAbortCallback;

	99 var onGetSuccess = function (e) {

	100 shouldBeTrue("event.target.result" + validation);

	101 onSuccess();

	102 }

	103 transaction.oncomplete = function () {

	104 doRead(keyName, onGetSuccess);

	105 }

	106 }

	107

	108 function doRead(keyName, onSuccess)

	109 {

	110 evalAndLog("transaction = db.transaction('storeName', 'readwrite')");

	111 evalAndLog("store = transaction.objectStore('storeName')");

	112 evalAndLog("request = store.get('" + keyName + "')");

	113 request.onsuccess = onSuccess;

	114 transaction.onerror = unexpectedErrorCallback;

	115 transaction.onabort = unexpectedAbortCallback;

	116 }

	117

	118 if (window.eventSender) {

	119 indexedDBTest(prepareDatabase, testEmptyBlob);

	120 } else {

	121 alert("Select an empty file using the left input control above to initiate t he test");

	122 document.getElementById("emptyFileInput").onchange = function() { indexedDBT est(prepareDatabase, testEmptyBlob); };

	123 }

	124 </script>

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