[chromedriver] Create release script and handle Chrome/ChromeDriver versions.

chrome/test/chromedriver/commands_unittest.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 <string>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/file_path.h"
@@ skipping 38 matching lines @@
                                     const std::string& function,
                                     const base::ListValue& args,
                                     std::string* out_frame) OVERRIDE {
     return Status(kOk);
   }
   virtual Status Quit() OVERRIDE {
     return Status(kOk);
   }
 };
 
+class OkChrome : public StubChrome {
+ public:
+  OkChrome() {}
+  virtual ~OkChrome() {}
+
+  // Overridden from StubChrome:
+  virtual Status EvaluateScript(const std::string& frame,
+                                const std::string& function,
+                                scoped_ptr<base::Value>* result) OVERRIDE {
+    result->reset(base::Value::CreateStringValue("99.0.99999.0"));
+    return Status(kOk);
+  }
+};
+
 class OkLauncher : public ChromeLauncher {
  public:
   OkLauncher() {}
   virtual ~OkLauncher() {}
 
   // Overridden from ChromeLauncher:
   virtual Status Launch(const FilePath& chrome_exe,
                         scoped_ptr<Chrome>* chrome) OVERRIDE {
-    chrome->reset(new StubChrome());
+    chrome->reset(new OkChrome());
     return Status(kOk);
   }
 };
 
 }  // namespace
 
 TEST(CommandsTest, NewSession) {
   OkLauncher launcher;
   SessionMap map;
   base::DictionaryValue params;
@@ skipping 324 matching lines @@
 TEST(CommandsTest, ErrorFindElement) {
   Session session("id", scoped_ptr<Chrome>(new ErrorCallFunctionChrome()));
   base::DictionaryValue params;
   params.SetString("using", "id");
   params.SetString("value", "a");
   scoped_ptr<base::Value> value;
   ASSERT_EQ(kUnknownError, ExecuteFindElement(&session, params, &value).code());
   ASSERT_EQ(kUnknownError,
             ExecuteFindElements(&session, params, &value).code());
 }