Wordpress: How to copy your productive environment to create a test-environment?

What are the steps, which are needed to create a copy of a productive 开发者_运维知识库wordpress environment for testing purposes, respectively to create a staging environment?

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This was discussed extensively on WordPress.Stackexchange.com @Mike Schinkel is developing a migration plugin that handles the database and url issues. The download link is in the above referenced answer.

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1. Create a folder for the test-environment
2. Password-protect this folder (e.g. with htaccess/htpasswd), so that no one (user, search-engine) accesses this test-environment by accident
3. Copy content of the folder in which wordpress is installed into the test-folder
4. Copy the database
5. Change the following in the wp-config.php:
   1. Database-Connection settings
   2. change define('WP_SITEURL', 'myUrlToTestInstallation');
6. Login into the Wordpress-Backend of the test-environment and go to
   1. Options -> General and change "Blog-Address (URL)"
   2. Options -> Media and change "Upload path"

You're finished. Now you should have a staging environment set up.