add unit tests for windows feature

test/helper.rb

@@ -69,6 +69,7 @@ def loadResource (resource, *args)
     'pip show jinja2' => cmd.call('pip-show-jinja2'),
     "Get-Package -Name 'Mozilla Firefox' | ConvertTo-Json" => cmd.call('get-package'),
     "New-Object -Type PSObject | Add-Member -MemberType NoteProperty -Name Service -Value (Get-Service -Name dhcp| Select-Object -Property Name, DisplayName, Status) -PassThru | Add-Member -MemberType NoteProperty -Name WMI -Value (Get-WmiObject -Class Win32_Service | Where-Object {$_.Name -eq 'dhcp' -or $_.DisplayName -eq 'dhcp'} | Select-Object -Property StartMode) -PassThru | ConvertTo-Json" => cmd.call('get-service-dhcp'),
+    "Get-WindowsFeature | Where-Object {$_.Name -eq 'dhcp' -or $_.DisplayName -eq 'dhcp'} | Select-Object -Property Name,DisplayName,Description,Installed,InstallState | ConvertTo-Json" => cmd.call('get-windows-feature'),
   }
 
   # load resource

test/unit/mock/cmd/get-windows-feature

@@ -0,0 +1,7 @@
+{
+    "Name":  "DHCP",
+    "DisplayName":  "DHCP Server",
+    "Description":  "Dynamic Host Configuration Protocol (DHCP) Server enables you to centrally configure, manage, and provide temporary IP addresses and related information for client computers.",
+    "Installed":  false,
+    "InstallState":  0
+}

test/unit/resource_windows_feature.rb

@@ -0,0 +1,18 @@
+# encoding utf-8
+
+require 'helper'
+require 'vulcano/resource'
+
+describe 'Vulcano:Resources::Feature' do
+  describe 'feature' do
+
+    let(:resource) { loadResource('windows_feature', 'dhcp') }
+
+    # TODO: set windows as mock os
+    it 'verify windows feature parsing' do
+      pkg = { name: 'DHCP', description: 'Dynamic Host Configuration Protocol (DHCP) Server enables you to centrally configure, manage, and provide temporary IP addresses and related information for client computers.', installed: false, type: 'windows-feature' }
+      _(resource.info).must_equal pkg
+      _(resource.installed?).must_equal false
+    end
+  end
+end