Add some new delegators in Test class:

* #remote (delegates to env.remote)
* #fs (delegates to env.remote.fs)

spec/producer/core/test_spec.rb

@@ -2,7 +2,7 @@ require 'spec_helper'
 
 module Producer::Core
   describe Test do
-    let(:env)         { double 'env' }
+    let(:env)         { Env.new }
     let(:arguments)   { [:some, :arguments] }
     subject(:test)    { Test.new(env, *arguments) }
 
@@ -34,6 +34,18 @@ module Producer::Core
       end
     end
 
+    describe '#remote' do
+      it 'returns env remote' do
+        expect(test.remote).to be test.env.remote
+      end
+    end
+
+    describe '#fs' do
+      it 'returns env remote fs' do
+        expect(test.fs).to be test.env.remote.fs
+      end
+    end
+
     describe '#arguments' do
       it 'returns the assigned arguments' do
         expect(test.arguments).to eq arguments