Make sure that a given app/extension requests only its own resources.

chrome/browser/extensions/extension_function_test_utils.cc

 // Copyright (c) 2012 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 "chrome/browser/extensions/extension_function_test_utils.h"
 
 #include <string>
 
 #include "base/file_path.h"
 #include "base/json/json_reader.h"
@@ skipping 87 matching lines @@
   EXPECT_EQ(base::Value::TYPE_LIST, val->GetType());
   return static_cast<base::ListValue*>(val);
 }
 
 scoped_refptr<Extension> CreateEmptyExtension() {
   return CreateEmptyExtensionWithLocation(Extension::INTERNAL);
 }
 
 scoped_refptr<Extension> CreateEmptyExtensionWithLocation(
     Extension::Location location) {
+  return CreateEmptyExtension(location, std::string());
+}
+
+scoped_refptr<Extension> CreateEmptyExtension(Extension::Location location,
+                                              const std::string& id_input) {
   std::string error;
   const FilePath test_extension_path;
   scoped_ptr<base::DictionaryValue> test_extension_value(
       ParseDictionary("{\"name\": \"Test\", \"version\": \"1.0\"}"));
+  std::string id;
+  if (!id_input.empty())
+    CHECK(Extension::GenerateId(id_input, &id));
   scoped_refptr<Extension> extension(Extension::Create(
       test_extension_path,
       location,
       *test_extension_value.get(),
       Extension::NO_FLAGS,
+      id,
       &error));
   EXPECT_TRUE(error.empty()) << "Could not parse test extension " << error;
   return extension;
 }
 
 std::string RunFunctionAndReturnError(UIThreadExtensionFunction* function,
                                       const std::string& args,
                                       Browser* browser) {
   return RunFunctionAndReturnError(function, args, browser, NONE);
 }
@@ skipping 98 matching lines @@
   if (!response_delegate.HasResponse()) {
     response_delegate.set_should_post_quit(true);
     content::RunMessageLoop();
   }
 
   EXPECT_TRUE(response_delegate.HasResponse());
   return response_delegate.GetResponse();
 }
 
 } // namespace extension_function_test_utils