third_party/WebKit/LayoutTests/inspector/chunked-file-reader.html

   1 <html>
   2 <head>
   3 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
   4 <script src="../http/tests/inspector/inspector-test.js"></script>
   5 <script>
   6
   7 function initialize_ChunkedFileReaderTest()
   8 {
   9
  10 InspectorTest.TestOutputStreamDelegate = function(doneCallback)
  11 {
  12     this._doneCallback = doneCallback;
  13     this._chunkCount = 0;
  14 }
  15
  16 InspectorTest.TestOutputStreamDelegate.prototype = {
  17     onTransferStarted: function()
  18     {
  19         InspectorTest.addResult("WebInspector.OutputStreamDelegate.onTransferStarted() called");
  20     },
  21
  22     onTransferFinished: function()
  23     {
  24         InspectorTest.addResult("Chunks transferred: " + this._chunkCount);
  25         InspectorTest.addResult("WebInspector.OutputStreamDelegate.onTransferFinished() called");
  26         this._doneCallback();
  27     },
  28
  29     /**
  30      * @param {!WebInspector.ChunkedReader} reader
  31      */
  32     onChunkTransferred: function(reader)
  33     {
  34         this._chunkCount++;
  35     },
  36
  37     /**
  38      * @param {!WebInspector.ChunkedReader} reader
  39      * @param {!Event} event
  40      */
  41     onError: function(reader, event)
  42     {
  43         InspectorTest.addResult("WebInspector.OutputStreamDelegate.onError() called");
  44         this._doneCallback();
  45     }
  46 };
  47
  48 }
  49
  50 function test()
  51 {
  52     var text = ["Латынь из моды вышла ныне:\n",
  53         "Так, если правду вам сказать,\n",
  54         "Он знал довольно по-латыне,\n",
  55         "Чтоб эпиграфы разбирать\n"];
  56
  57     var blob = new Blob(text);
  58     // Most of the characters above will be encoded as 2 bytes, so make sure we use odd
  59     // chunk size to cause chunk boundaries sometimes to happen between chaacter bytes.
  60     var chunkSize = 5;
  61     var reader = new WebInspector.ChunkedFileReader(blob, chunkSize, new InspectorTest.TestOutputStreamDelegate(onTransferFinished));
  62     var output = new WebInspector.StringOutputStream();
  63     reader.start(output);
  64     function onTransferFinished()
  65     {
  66         InspectorTest.assertEquals(text.join(""), output.data(), "Read text is different from written text");
  67         InspectorTest.addResult("DONE");
  68         InspectorTest.completeTest();
  69     }
  70 }
  71
  72 </script>
  73 </head>
  74
  75 <body onload="runTest()">
  76 <p>
  77 This tests that ChunkedFileReader properly re-assembles chunks, especially in case these contain multibyte characters.
  78 </p>
  79
  80 </body>
  81 </html>