COOK-4086, add omnios support

Signed-off-by: Sean OMeara <someara@opscode.com>

files/default/tests/minitest/aliases_test.rb

@@ -19,8 +19,8 @@ require File.expand_path('../support/helpers', __FILE__)
 describe 'postfix::aliases' do
   include Helpers::Postfix
 
-  it 'manages /etc/aliases' do
-    file('/etc/aliases').must_match(/^# This file is generated by Chef for/)
+  it 'manages aliases' do
+    file("#{node['postfix']['conf_dir']}/aliases").must_match(/^# This file is generated by Chef for/)
   end
 
 end

files/default/tests/minitest/default_test.rb

@@ -32,7 +32,7 @@ describe 'postfix::default' do
   end
 
   it 'configures postfix main.cf' do
-    file('/etc/postfix/main.cf').must_match(/^# Generated by Chef for /)
+    file("#{node['postfix']['conf_dir']}/main.cf").must_match(/^# Generated by Chef for /)
   end
 
 end

files/default/tests/minitest/sasl_auth_test.rb

@@ -18,8 +18,8 @@ require File.expand_path('../support/helpers', __FILE__)
 describe 'postfix::sasl_auth' do
   include Helpers::Postfix
 
-  it 'manages /etc/postfix/sasl_passwd' do
-    file('/etc/postfix/sasl_passwd').must_match(/^# This file is generated by Chef for/)
+  it "manages postfix sasl_passwd" do
+    file("#{node['potfix']['conf_dir']}/sasl_passwd").must_match(/^# This file is generated by Chef for/)
   end
 
   it 'configures postfix to use /etc/postfix/sasl_passwd' do