compacted class default value class methods in ssh, and tightened up the tests

lib/hobo/ssh.rb

@@ -1,28 +1,21 @@
 module Hobo
   class SSH
     SCRIPT = File.join(File.dirname(__FILE__), '..', '..', 'bin', 'hobo-ssh-expect.sh')
+    
+    def self.connect(opts={})
+      Kernel.exec "#{SCRIPT} #{uname(opts)} #{pass(opts)} #{host(opts)} #{port(opts)}".strip
+    end
 
-    class << self
-      def connect(opts={})
-        Kernel.exec "#{SCRIPT} #{opts[:uname] || uname_default} #{opts[:pass] || pass_default} #{opts[:host] || host_default}".strip
-      end
-
+    private 
+    module ClassMethods
       private
-      def port_default
-        Hobo.config[:ssh][:port]
-      end
-      
-      def host_default
-        Hobo.config[:ssh][:host]
-      end
-
-      def pass_default
-        Hobo.config[:ssh][:pass]
-      end
-
-      def uname_default
-        Hobo.config[:ssh][:uname]
+      [:port, :host, :pass, :uname].each do |method|
+        define_method(method) do |opts|
+          opts[method] || Hobo.config[:ssh][method]
+        end
       end
     end
+
+    extend ClassMethods
   end
 end

test/hobo/ssh_test.rb

@@ -9,14 +9,14 @@ class SshTest < Test::Unit::TestCase
     end
     
     test "should call exec with defaults when no options are supplied" do
-      # NOTE HOBO_MOCK_CONFIG only contains the :uname at this stage, adding further params will break this test
-      Kernel.expects(:exec).with("#{@script} #{HOBO_MOCK_CONFIG[:ssh][:uname]}")
+      ssh = HOBO_MOCK_CONFIG[:ssh]
+      Kernel.expects(:exec).with("#{@script} #{ssh[:uname]} #{ssh[:pass]} #{ssh[:host]} #{ssh[:port]}")
       Hobo::SSH.connect
     end
 
     test "should call exec with supplied params" do
-      args = {:uname => 'bar', :pass => 'baz', :host => 'bak'}
-      Kernel.expects(:exec).with("#{@script} #{args[:uname]} #{args[:pass]} #{args[:host]}")
+      args = {:uname => 'bar', :pass => 'baz', :host => 'bak', :port => 'bag'}
+      Kernel.expects(:exec).with("#{@script} #{args[:uname]} #{args[:pass]} #{args[:host]} #{args[:port]}")
       Hobo::SSH.connect(args)
     end
   end

test/test_helper.rb

@@ -22,4 +22,12 @@ require File.join(File.dirname(__FILE__), '..', 'lib', 'hobo')
 require 'contest'
 require 'mocha'
 
-HOBO_MOCK_CONFIG = { :ssh => { :uname => 'foo'} }
+HOBO_MOCK_CONFIG = 
+{ :ssh => 
+  { 
+    :uname => 'foo',
+    :pass => 'bar',
+    :host => 'baz',
+    :port => 'bak' 
+  } 
+}