migrate transport runner tests

lib/resources/command.rb

@@ -25,7 +25,7 @@ class Cmd < Vulcano.resource(1)
   end
 
   def exist?
-    res = vulcano.run_command("type \"#{@command}\" > /dev/null")
+    res = vulcano.backend.run_command("type \"#{@command}\" > /dev/null")
     res.exit_status.to_i == 0
   end
 end

test/resource/command_test.rb

@@ -1,4 +1,5 @@
 # encoding: utf-8
+
 describe command('echo hello') do
   its(:stdout) { should eq "hello\n" }
   its(:stderr) { should eq '' }

test/runner/docker_test_container.rb

@@ -11,9 +11,8 @@ puts ''
 
 backends = {}
 backends[:docker] = proc {
-  backend_conf = Vulcano::Backend.target_config({ 'host' => container_id })
-  backend_class = Vulcano::Backend.registry['docker']
-  backend_class.new(backend_conf)
+  opt = { 'host' => container_id }
+  Vulcano::Backend.create('docker', opt)
 }
 
 backends.each do |type, get_backend|

test/runner/test_local.rb

@@ -5,15 +5,12 @@ require 'vulcano/backend'
 backends = {}
 
 backends[:local] = proc {
-  backend_conf = Vulcano::Backend.target_config({})
-  backend_class = Vulcano::Backend.registry['local']
-  backend_class.new(backend_conf)
+  Vulcano::Backend.create('local', {}).backend
 }
 
 backends[:specinfra_local] = proc {
-  backend_conf = Vulcano::Backend.target_config({ 'backend' => 'exec' })
-  backend_class = Vulcano::Backend.registry['specinfra']
-  backend_class.new(backend_conf)
+  opt = { 'backend' => 'exec' }
+  Vulcano::Backend.create('specinfra', opt).backend
 }
 
 tests = ARGV

test/runner/test_ssh.rb

@@ -3,19 +3,17 @@ require_relative 'helper'
 require 'vulcano/backend'
 
 backends = {}
-backend_conf = Vulcano::Backend.target_config({
+backend_conf = {
   'target' => 'ssh://vagrant@localhost',
   'key_file' => '/root/.ssh/id_rsa',
-})
+}
 
 backends[:specinfra_ssh] = proc {
-  backend_class = Vulcano::Backend.registry['specinfra']
-  backend_class.new(backend_conf)
+  Vulcano::Backend.create('specinfra', backend_conf).backend
 }
 
 backends[:ssh] = proc {
-  backend_class = Vulcano::Backend.registry['ssh']
-  backend_class.new(backend_conf)
+  Vulcano::Backend.create('ssh', backend_conf).backend
 }
 
 tests = ARGV