diff --git a/.fixtures.yml b/.fixtures.yml
new file mode 100644
index 0000000..d78d3c7
--- /dev/null
+++ b/.fixtures.yml
@@ -0,0 +1,5 @@
+fixtures:
+  repositories:
+    stdlib: git://github.com/puppetlabs/puppetlabs-stdlib.git
+  symlinks:
+    java: "#{source_dir}"
diff --git a/.gitignore b/.gitignore
index 79d3358..73879ef 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 pkg/
 .DS_Store
 metadata.json
+spec/fixtures
diff --git a/Gemfile b/Gemfile
new file mode 100644
index 0000000..43256ba
--- /dev/null
+++ b/Gemfile
@@ -0,0 +1,13 @@
+source "http://rubygems.org"
+
+if ENV.key?('PUPPET_VERSION')
+  puppetversion = "= #{ENV['PUPPET_VERSION']}"
+else
+  puppetversion = ['~> 2.7']
+end
+
+gem "rake"
+gem "puppet", puppetversion
+gem "puppet-lint"
+gem "rspec-puppet"
+gem "puppetlabs_spec_helper"
diff --git a/Gemfile.lock b/Gemfile.lock
new file mode 100644
index 0000000..e5efb1b
--- /dev/null
+++ b/Gemfile.lock
@@ -0,0 +1,37 @@
+GEM
+  remote: http://rubygems.org/
+  specs:
+    diff-lcs (1.2.2)
+    facter (1.6.18)
+    metaclass (0.0.1)
+    mocha (0.13.3)
+      metaclass (~> 0.0.1)
+    puppet (2.7.21)
+      facter (~> 1.5)
+    puppet-lint (0.3.2)
+    puppetlabs_spec_helper (0.4.1)
+      mocha (>= 0.10.5)
+      rake
+      rspec (>= 2.9.0)
+      rspec-puppet (>= 0.1.1)
+    rake (10.0.4)
+    rspec (2.13.0)
+      rspec-core (~> 2.13.0)
+      rspec-expectations (~> 2.13.0)
+      rspec-mocks (~> 2.13.0)
+    rspec-core (2.13.1)
+    rspec-expectations (2.13.0)
+      diff-lcs (>= 1.1.3, < 2.0)
+    rspec-mocks (2.13.0)
+    rspec-puppet (0.1.6)
+      rspec
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  puppet (~> 2.7)
+  puppet-lint
+  puppetlabs_spec_helper
+  rake
+  rspec-puppet
diff --git a/Modulefile b/Modulefile
index fbc1f39..08a2b0e 100644
--- a/Modulefile
+++ b/Modulefile
@@ -1,11 +1,10 @@
-name    'puppetlabs-java'
-version '0.3.0'
-source 'git://github.com/puppetlabs/puppetlabs-java'
-author 'puppetlabs'
-license 'Apache'
-summary 'Manage the official Java runtime'
-description 'Manage the official Java runtime'
+name         'puppetlabs-java'
+version      '0.3.0'
+source       'git://github.com/puppetlabs/puppetlabs-java'
+author       'puppetlabs'
+license      'Apache'
+summary      'Manage the official Java runtime'
+description  'Manage the official Java runtime'
 project_page 'https://github.com/puppetlabs/puppetlabs-java'
 
-## Add dependencies, if any:
-dependency 'puppetlabs/stdlib', '>= 0.1.6'
+dependency   'puppetlabs/stdlib', '>= 0.1.6'
diff --git a/Rakefile b/Rakefile
new file mode 100644
index 0000000..bb968be
--- /dev/null
+++ b/Rakefile
@@ -0,0 +1,5 @@
+require 'puppetlabs_spec_helper/rake_tasks'
+require 'puppet-lint/tasks/puppet-lint'
+
+PuppetLint.configuration.send("disable_80chars")
+PuppetLint.configuration.log_format = "%{path}:%{linenumber}:%{check}:%{KIND}:%{message}"
diff --git a/manifests/params.pp b/manifests/params.pp
index 88b1b18..09981db 100644
--- a/manifests/params.pp
+++ b/manifests/params.pp
@@ -11,8 +11,14 @@ class java::params {
       case $::operatingsystem {
         default: { fail("unsupported os ${::operatingsystem}") }
         'RedHat', 'CentOS': {
-          $jdk_package = 'java-1.7.0-openjdk-devel'
-          $jre_package = 'java-1.7.0-openjdk'
+          if (versioncmp($::operatingsystemrelease, '6.3') < 0) {
+            $jdk_package = 'java-1.6.0-openjdk-devel'
+            $jre_package = 'java-1.6.0-openjdk'
+          }
+          else {
+            $jdk_package = 'java-1.7.0-openjdk-devel'
+            $jre_package = 'java-1.7.0-openjdk'
+          }
         }
         'Fedora': {
           $jdk_package = 'java'
diff --git a/spec/classes/java_spec.rb b/spec/classes/java_spec.rb
new file mode 100644
index 0000000..5e802c9
--- /dev/null
+++ b/spec/classes/java_spec.rb
@@ -0,0 +1,31 @@
+require 'spec_helper'
+
+describe 'java', :type => :class do
+
+  context 'select openjdk for Centos 5.8' do
+    let(:facts) { {:osfamily => 'RedHat', :operatingsystem => 'Centos', :operatingsystemrelease => '5.8'} }
+    it { should contain_package('java').with_name('java-1.6.0-openjdk-devel') }
+  end
+
+  context 'select openjdk for Centos 6.3' do
+    let(:facts) { {:osfamily => 'RedHat', :operatingsystem => 'Centos', :operatingsystemrelease => '6.3'} }
+    it { should contain_package('java').with_name('java-1.7.0-openjdk-devel') }
+  end
+
+  context 'select openjdk for Centos 6.2' do
+    let(:facts) { {:osfamily => 'RedHat', :operatingsystem => 'Centos', :operatingsystemrelease => '6.2'} }
+    it { should contain_package('java').with_name('java-1.6.0-openjdk-devel') }
+  end
+
+  context 'select passed value for Centos 5.3' do
+    let(:facts) { {:osfamily => 'RedHat', :operatingsystem => 'Centos', :operatingsystemrelease => '5.3'} }
+    let(:params) { { 'package' => 'jdk' } }
+    it { should contain_package('java').with_name('jdk') }
+  end
+  
+  context 'select default for Centos 5.3' do
+    let(:facts) { {:osfamily => 'RedHat', :operatingsystem => 'Centos', :operatingsystemrelease => '5.3'} }
+    it { should contain_package('java').with_name('java-1.6.0-openjdk-devel') }
+  end
+
+end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
new file mode 100644
index 0000000..2c6f566
--- /dev/null
+++ b/spec/spec_helper.rb
@@ -0,0 +1 @@
+require 'puppetlabs_spec_helper/module_spec_helper'