- Use explicit fakefs tag in specs

- Clean up trailing whitespace

spec/foreman/cli_spec.rb

@@ -1,7 +1,7 @@
 require "spec_helper"
 require "foreman/cli"
 
-describe "Foreman::CLI" do
+describe "Foreman::CLI", :fakefs do
   subject { Foreman::CLI.new }
 
   describe "start" do

spec/foreman/engine_spec.rb

@@ -1,7 +1,7 @@
 require "spec_helper"
 require "foreman/engine"
 
-describe "Foreman::Engine" do
+describe "Foreman::Engine", :fakefs do
   subject { Foreman::Engine.new("Procfile", {}) }
 
   describe "initialize" do

spec/foreman/export/bluepill_spec.rb

@@ -3,7 +3,7 @@ require "foreman/engine"
 require "foreman/export/bluepill"
 require "tmpdir"
 
-describe Foreman::Export::Bluepill do
+describe Foreman::Export::Bluepill, :fakefs do
   let(:procfile) { FileUtils.mkdir_p("/tmp/app"); write_procfile("/tmp/app/Procfile") }
   let(:engine) { Foreman::Engine.new(procfile) }
   let(:bluepill) { Foreman::Export::Bluepill.new(engine) }

spec/foreman/export/runit_spec.rb

@@ -3,7 +3,7 @@ require "foreman/engine"
 require "foreman/export/runit"
 require "tmpdir"
 
-describe Foreman::Export::Runit do
+describe Foreman::Export::Runit, :fakefs do
   let(:procfile) { FileUtils.mkdir_p("/tmp/app"); write_procfile("/tmp/app/Procfile", 'bar=baz') }
   let(:engine) { Foreman::Engine.new(procfile) }
   let(:runit) { Foreman::Export::Runit.new(engine) }

spec/foreman/export/upstart_spec.rb

@@ -3,7 +3,7 @@ require "foreman/engine"
 require "foreman/export/upstart"
 require "tmpdir"
 
-describe Foreman::Export::Upstart do
+describe Foreman::Export::Upstart, :fakefs do
   let(:procfile) { FileUtils.mkdir_p("/tmp/app"); write_procfile("/tmp/app/Procfile") }
   let(:engine) { Foreman::Engine.new(procfile) }
   let(:upstart) { Foreman::Export::Upstart.new(engine) }

spec/foreman_spec.rb

@@ -8,13 +8,8 @@ describe Foreman do
     it { should be_a String }
   end
 
-  describe "::load_env!(env_file)" do
-    before do
-      FakeFS.activate!
-    end
-
+  describe "::load_env!(env_file)", :fakefs do
     after do
-      FakeFS.deactivate!
       ENV['FOO'] = nil
     end
 

spec/spec_helper.rb

@@ -78,8 +78,9 @@ def normalize_space(s)
 end
 
 RSpec.configure do |config|
+  config.treat_symbols_as_metadata_keys_with_true_values = true
   config.color_enabled = true
   config.order = 'rand'
-  config.include FakeFS::SpecHelpers
+  config.include FakeFS::SpecHelpers, :fakefs
   config.mock_with :rr
 end