Validation of extension api callback and event parameters in DEBUG

chrome/renderer/extensions/extension_api_client_unittest.cc

 // Copyright (c) 2009 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.
 
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/string_util.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/render_messages.h"
 #include "chrome/renderer/extensions/extension_process_bindings.h"
@@ skipping 53 matching lines @@
 // same way.
 TEST_F(ExtensionAPIClientTest, CallbackDispatching) {
   ExecuteJavaScript(
     "function assert(truth, message) {"
     "  if (!truth) {"
     "    throw new Error(message);"
     "  }"
     "}"
     "function callback(result) {"
     "  assert(typeof result == 'object', 'result not object');"
-    "  assert(JSON.stringify(result) == '{\"foo\":\"bar\"}', "
+    "  assert(JSON.stringify(result) == '{\"id\":1,\"index\":1,\"windowId\":1,"
+                                        "\"selected\":true,"
+                                        "\"url\":\"http://www.google.com/\"}',"
     "         'incorrect result');"
     "  console.log('pass')"
     "}"
     "chrome.tabs.create({}, callback);"
   );
 
   EXPECT_EQ("", GetConsoleMessage());
 
   // Ok, we should have gotten a message to create a tab, grab the callback ID.
   const IPC::Message* request_msg =
       render_thread_.sink().GetUniqueMessageMatching(
           ViewHostMsg_ExtensionRequest::ID);
   ASSERT_TRUE(request_msg);
   ViewHostMsg_ExtensionRequest::Param params;
   ViewHostMsg_ExtensionRequest::Read(request_msg, &params);
   int callback_id = params.c;
   ASSERT_GE(callback_id, 0);
 
   // Now send the callback a response
   ExtensionProcessBindings::HandleResponse(
-      callback_id, true, "{\"foo\":\"bar\"}", "");
+    callback_id, true, "{\"id\":1,\"index\":1,\"windowId\":1,\"selected\":true,"
+                       "\"url\":\"http://www.google.com/\"}", "");
 
   // And verify that it worked
   ASSERT_EQ("pass", GetConsoleMessage());
 }
 
 // The remainder of these tests exercise the client side of the various
 // extension functions. We test both error and success conditions, but do not
 // test errors exhaustively as json schema code is well tested by itself.
 
 // Window API tests
@@ skipping 458 matching lines @@
                "toolstrip.collapse",
                "\"http://foo/\"");
 
   ExpectJsFail("chrome.toolstrip.collapse(100)",
                "Uncaught Error: Invalid value for argument 0. "
                "Expected 'string' but got 'integer'.");
   ExpectJsFail("chrome.toolstrip.collapse('http://foo/', 32)",
                "Uncaught Error: Invalid value for argument 1. "
                "Expected 'function' but got 'integer'.");
 }