third_party/WebKit/LayoutTests/http/tests/xmlhttprequest/zero-length-response-sync.html

   1 <html>
   2 <head>
   3 <title>Test XMLHttpRequest zero-length response handling (sync)</title>
   4 <meta http-equiv="content-type" content="text/html;charset=utf-8">
   5 <body>
   6 <p>Test for <a href="http://bugs.webkit.org/show_bug.cgi?id=5924">bug 5924</a>
   7 - zero-length responses to XMLHTTPRequest mishandled.</p>
   8 <script>
   9
  10     if (window.testRunner)
  11         testRunner.dumpAsText();
  12
  13     var console_messages = document.createElement("ul");
  14     document.body.appendChild(console_messages);
  15
  16     function log(message)
  17     {
  18         var item = document.createElement("li");
  19         item.appendChild(document.createTextNode(message));
  20         console_messages.appendChild(item);
  21     }
  22
  23     function get(url, async)
  24     {
  25         if (window.XMLHttpRequest) {
  26             req = new XMLHttpRequest();
  27         } else {
  28             try {
  29                 req = new ActiveXObject("Msxml2.XMLHTTP");
  30             } catch (ex) {
  31                 req = new ActiveXObject("Microsoft.XMLHTTP");
  32             }
  33         }
  34
  35         log("after creation: " + stateName(req.readyState));
  36
  37         try {
  38             log("ResponseText: " + prettyPrintText(req.responseText));
  39         } catch (ex) {
  40             log("Exception getting responseText: " + ex.message);
  41         }
  42
  43         if (async)
  44             req.onreadystatechange = processStateChange;
  45
  46         log("after setting onreadystatechange: " + stateName(req.readyState));
  47
  48         req.open('GET', url, async);
  49         log("after open(): " + stateName(req.readyState));
  50         try {
  51             req.overrideMimeType('text/xml');
  52             log("after overrideMimeType(): " + stateName(req.readyState));
  53         } catch (ex) {
  54             log("overrideMimeType(): " + ex);
  55         }
  56
  57         req.send(null);
  58         log("after send(): " + stateName(req.readyState));
  59
  60         if (!async && req.status != 200)
  61             throw ("HTTP request failed, status: " + req.status);
  62
  63         return req;
  64     }
  65
  66     function stateName(val) {
  67       if (req.readyState == 0)
  68           return "Uninitialized";
  69       else if (req.readyState == 1)
  70           return "Open";
  71       else if (req.readyState == 2)
  72           return "Sent";
  73       else if (req.readyState == 3)
  74           return "Receiving";
  75       else if (req.readyState == 4)
  76           return "Loaded";
  77       else
  78         return "???";
  79     }
  80
  81     function prettyPrintText(text) {
  82         if (text == null)
  83             return text;
  84         else
  85             return '"' + text + '"';
  86     }
  87
  88     function dumpResponse() {
  89        try { log ("  Status: " + req.status); } catch (ex) { log("  Exception getting status: " + ex.message); }
  90        try { log ("  StatusText: " + prettyPrintText(req.statusText)); } catch (ex) { log("  Exception getting StatusText: " + ex.message); }
  91        try { log ("  ResponseText: " + prettyPrintText(req.responseText)); } catch (ex) { log("  Exception getting ResponseText: " + ex.message); }
  92        try { log ("  ResponseXML: " + req.responseXML); } catch (ex) { log("  Exception getting ResponseXML: " + ex.message); }
  93        try { log ("  ResponseXML serialized: " + (req.responseXML ? prettyPrintText(window.XMLSerializer ? (new XMLSerializer()).serializeToString(req.responseXML) : req.responseXML.xml) : "n/a")); } catch (ex) { log("  Exception serializing ResponseXML: " + ex.message); }
  94     }
  95
  96     function processStateChange() {
  97       log("onreadystatechange: " + stateName(req.readyState));
  98       dumpResponse();
  99     }
 100
 101     get('resources/zero-length.xml', false);
 102     dumpResponse();
 103 </script>
 104 </body>
 105 </html>