Simple HTTP server for Chromoting End-to-End tests

chrome/test/remoting/http_server/clientpage.js

+// Copyright (c) 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Set some global variables for the browsertest to pick up
+var keyTestNamespace = {
+  keypressSucceeded: false,
+  keypressText: ''
+};
+
+/**
+ * Method to make an XHR call to the server for status
+ */
+// TODO(chaitali): Update this method to poll and get status of all
+// test vars in each poll and stop when all are true.
+function poll() {
+
+  var request = new XMLHttpRequest();
+  request.open('GET', 'poll?test=keytest', true);
+
+  request.onreadystatechange = function() {
+    if (request.readyState == 4 && request.status == 200) {
+      console.log('Polling status : ' + request.responseText);
+      var data;
+      try {
+        data = JSON.parse(request.responseText);
+      } catch (err) {
+        console.log('Could not parse server response.');
+        return;
+      }
+      // If keypress succeeded then
+      // update relevant vars and stop polling.
+      if (data.keypressSucceeded == true) {
+        keyTestNamespace.keypressSucceeded = data.keypressSucceeded;
+        keyTestNamespace.keypressText = data.keypressText;
+      } else {
+        // If keypress did not succeed we should
+        // continue polling.
+        setTimeout(poll, 1000);
+      }
+    }
+  };
+
+  request.onerror = function() {
+    console.log('Polling failed');
+  };
+
+  request.send();
+}
+
+window.addEventListener(
+    'load',
+    poll.bind(null),
+    false);
+