A serverspec example that should ssh to a remote host but connects to localhost instead.

gistfile1.rb

newatson@ltipc682:~/src/serverspec/test$ find
.
./spec
./spec/atlspf01
./spec/atlspf01/sample_spec.rb
./spec/spec_helper.rb
./Rakefile
./.rspec

newatson@ltipc682:~/src/serverspec/test$ cat Rakefile 
require 'rake'
require 'rspec/core/rake_task'

task :spec    => 'spec:all'
task :default => :spec

namespace :spec do
  targets = []
  Dir.glob('./spec/*').each do |dir|
    next unless File.directory?(dir)
    target = File.basename(dir)
    target = "_#{target}" if target == "default"
    targets << target
  end

  task :all     => targets
  task :default => :all

  targets.each do |target|
    original_target = target == "_default" ? target[1..-1] : target
    desc "Run serverspec tests to #{original_target}"
    RSpec::Core::RakeTask.new(target.to_sym) do |t|
      ENV['TARGET_HOST'] = original_target
      t.pattern = "spec/#{original_target}/*_spec.rb"
    end
  end
end

newatson@ltipc682:~/src/serverspec/test$ cat spec/spec_helper.rb 
require 'serverspec'
require 'net/ssh'

set :backend, :ssh

if ENV['ASK_SUDO_PASSWORD']
  begin
    require 'highline/import'
  rescue LoadError
    fail "highline is not available. Try installing it."
  end
  set :sudo_password, ask("Enter sudo password: ") { |q| q.echo = false }
else
  set :sudo_password, ENV['SUDO_PASSWORD']
end

host = ENV['TARGET_HOST']

options = Net::SSH::Config.for(host)

options[:user] ||= Etc.getlogin

set :host,        options[:host_name] || host
set :ssh_options, options

# Disable sudo
# set :disable_sudo, true


# Set environment variables
# set :env, :LANG => 'C', :LC_MESSAGES => 'C' 

# Set PATH
# set :path, '/sbin:/usr/local/sbin:$PATH'

newatson@ltipc682:~/src/serverspec/test$ cat spec/atlspf01/sample_spec.rb 
require 'spec_helper'

describe command( '/bin/hostname -s' ) do
   its(:stdout) { should match /atlspf01/ }
end

newatson@ltipc682:~/src/serverspec/test$ rspec

Command "/bin/hostname -s"
  stdout
Password:  
    should match /atlspf01/ (FAILED - 1)

Failures:

  1) Command "/bin/hostname -s" stdout should match /atlspf01/
     Failure/Error: its(:stdout) { should match /atlspf01/ }
       expected "ltipc682\n" to match /atlspf01/
       Diff:
       @@ -1,2 +1,2 @@
       -/atlspf01/
       +ltipc682
       
       sudo -p 'Password: ' /bin/sh -c /bin/hostname\ -s
       ltipc682

     # ./spec/atlspf01/sample_spec.rb:4:in `block (2 levels) in <top (required)>'

Finished in 27.27 seconds (files took 1.2 seconds to load)
1 example, 1 failure

Failed examples:

rspec ./spec/atlspf01/sample_spec.rb:4 # Command "/bin/hostname -s" stdout should match /atlspf01/