test vectors for hashes

 This module includes test vectors for various hash and
 cryptographic function. This test vectors are ready to use
 and packaged as JSON data.
 .
 This package is used for testsuite of another Node.js modules.
 .
 JavaScript Object Notation or JSON is an open-standard format that uses
 human-readable text to transmit data objects consisting of
 attribute–value pair.
 .
 Node.js is an event-based server-side JavaScript engine.