gistfile1.rb

will_respond_with(
   {
      status: 200,
      headers: {
         'Content-Type': 'application/atom+xml'
      },
      schema: {
         # this is the document we expect the mock server to return.
         example: '<atom:entry>
                      <atom:title>Atom-Powered Robots Run Amok</atom:title>
                      <atom:link rel="self" href="http://example.org/2003/12/13/atom03"/>
                      <atom:id>urn:uuid:1225c695-cfb8-4ebb-aaaa-80da344efa6a</atom:id>
                  </atom:entry>',
         # this is an optional mapping from schema-prefixes to namespace URIs
         nsmap: {'atom':'http://www.w3.org/2005/Atom'},
         # patterns is a list of named 'test-suites' to run on a document
         # each pattern has a context, which is the node we execute xpath on
         # plus a set of assertions, each of which is an xpath expression, with a message in case of failure
         patterns: [
                 '<pattern name="Link tests">
		    <rule context="atom:entry">
                       <assert test="link[@rel=\'self\'">An entry must have a self link</assert>
                    </rule>
	          </pattern>'
         ]
      }
   })

gistfile2.rb

will_respond_with(
   {
      status: 200,
      headers: {
         'Content-Type': 'application/atom+xml'
      },
      schema: {
         example: '<atom:entry>
                      <atom:title>Atom-Powered Robots Run Amok</atom:title>
                      <atom:link rel="self" href="http://example.org/2003/12/13/atom03"/>
                      <atom:id>urn:uuid:1225c695-cfb8-4ebb-aaaa-80da344efa6a</atom:id>
                      <atom:category term="Robot" />
                      <atom:content>AAAAARGH!</atom:content>
                  </atom:entry>',
         nsmap: {'atom':'http://www.w3.org/2005/Atom'},
         patterns: [
                    { 
                     name: 'Link Tests',
                     rules: [
                         { context: 'atom:entry',
                           assert: [{test: 'link[@rel="self"]', msg:  'entry must have a self link'}]
                      }]
		    },
                    {
                      name: 'Content Tests',
                      rules: [
                         {
                           content: 'atom:entry',
                           assert: [
                             { test: 'content', msg: 'entries must contain a content element'},
                             { test: 'normalize-space(content)', msg: 'content must not be empty'}
                           ]
                         }
                      ]
                    }
         ]
      }
   })

gistfile3.rb

will_respond_with(
   {
      status: 200,
      headers: {
         'Content-Type': 'application/atom+xml'
      },
      schema: {
         example: '<entry>
                      <title>% title %</title>
                      <link rel="self" href="%self_href%" />
                      <category term="Robot" />
                      <content>%content%</content>
                  </entry>',
         match: {
                 title: { pattern : '.+' },
                 self_href: { type: 'anyURI' },
                 content: { eg: "Here come the robots" }
         }
         
      }
   })