Created step definitions for request and response header

features/MachinesCollection.feature

@@ -9,6 +9,7 @@ Feature: Machines collection
 
     Scenario: Create a Machine
         When I do action Machines > Machines collection > Create a Machine
+        And the request message header Accept is application/json
         And the request message body is JSON
         """
         {
@@ -17,6 +18,7 @@ Feature: Machines collection
         }
         """
         Then It should be Accepted (202)
+        And the response message header Content-Encoding is none
         And the response message body is JSON
         """
         {
@@ -26,7 +28,9 @@ Feature: Machines collection
 
     Scenario: Retrieve all Machines
         When I do action Machines > Machines collection > Retrieve all Machines
+        And the request message header Accept is application/json
         Then It should be Ok
+        And the response message header Content-Encoding is none
         And the response message body is JSON
         """
         [{

src/step-definitions.coffee

@@ -17,19 +17,27 @@ class ApiBlueprintStepDefinitionsWrapper
       @reset()
       @setAction action, callback, callback.fail
 
-    this.When /^the request message body is(?: (\w+))?$/, (contentType, body, callback) ->
+    this.When /^the request message header ([\w-]+) is (.*)$/, (header, value, callback) ->
+      @reset()
+      @getRequest().setHeader header, value
+      callback()
+
+    this.When /^the request message body is(?: ([\w-]+))?$/, (contentType, body, callback) ->
       @reset()
       @getRequest().setHeader 'Content-Type', contentTypeTranslate(contentType)
       @getRequest().setBody body
-
       callback()
 
-    this.Then /It should be ([^()]+)(?: \((\d+)\))?$/, (name, code, callback) ->
+    this.Then /^It should be ([^()]+)(?: \((\d+)\))?$/, (name, code, callback) ->
       code = statusCodeTranslate name if !code
       @expectedResponse.setStatusCode code ? parseInt(code)
       @processRequest callback, callback.fail
 
-    this.Then /^the response message body is(?: (\w+))?$/, (contentType, body, callback) ->
+    this.Then /^the response message header ([\w-]+) is (.*)$/, (header, value, callback) ->
+      @expectedResponse.setHeader header, value
+      @processRequest callback, callback.fail
+
+    this.Then /^the response message body is(?: ([\w-]+))?$/, (contentType, body, callback) ->
       @expectedResponse.setHeader 'Content-Type', contentTypeTranslate(contentType)
       @expectedResponse.setBody body
       @processRequest callback, callback.fail

test/server.coffee

@@ -7,12 +7,14 @@ app = express()
 
 app.post '/machines', (req, res) ->
   res.setHeader 'Content-Type', 'application/json'
+  res.setHeader 'Content-Encoding', 'none'
   response =
     message: "Accepted"
   res.send 202, response
 
 app.get '/machines', (req, res) ->
   res.setHeader 'Content-Type', 'application/json'
+  res.setHeader 'Content-Encoding', 'none'
   machine =
     _id: '52341870ed55224b15ff07ef'
     type: 'bulldozer'