Cleanup rspec tests of nova::cert

Change-Id: Idc358a6a20ec5525f3c12a5356d405512f9b8590

spec/classes/nova_cert_spec.rb

@@ -6,51 +6,25 @@ describe 'nova::cert' do
     'include nova'
   end
 
-  describe 'on debian platforms' do
+  context 'on Debian platforms' do
     let :facts do
       { :osfamily => 'Debian' }
     end
-    it { should contain_service('nova-cert').with(
-      'name'       => 'nova-cert',
-      'ensure'     => 'stopped',
-      'hasstatus'  => true,
-      'enable'     => false
-    )}
-    it { should contain_package('nova-cert').with(
-      'name'   => 'nova-cert',
-      'ensure' => 'present',
-      'notify' => 'Service[nova-cert]'
-    )}
-    describe 'with enabled as true' do
-      let :params do
-        {:enabled => true}
-      end
-      it { should contain_service('nova-cert').with(
-        'name'      => 'nova-cert',
-        'ensure'    => 'running',
-        'hasstatus' => true,
-        'enable'    => true
-      )}
-    end
-    describe 'with package version' do
-      let :params do
-        {:ensure_package => '2012.1-2'}
-      end
-      it { should contain_package('nova-cert').with(
-        'ensure' => '2012.1-2'
-      )}
-    end
+
+    it_behaves_like 'generic nova service', {
+      :name         => 'nova-cert',
+      :package_name => 'nova-cert',
+      :service_name => 'nova-cert' }
   end
-  describe 'on rhel' do
+
+  context 'on RedHat platforms' do
     let :facts do
       { :osfamily => 'RedHat' }
     end
-    it { should contain_service('nova-cert').with(
-      'name'      => 'openstack-nova-cert',
-      'ensure'    => 'stopped',
-      'hasstatus' => true,
-      'enable'    => false
-    )}
-    it { should contain_package('nova-cert').with_name('openstack-nova-cert') }
+
+    it_behaves_like 'generic nova service', {
+      :name         => 'nova-cert',
+      :package_name => 'openstack-nova-cert',
+      :service_name => 'openstack-nova-cert' }
   end
 end

spec/shared_examples.rb

@@ -3,3 +3,43 @@ shared_examples_for "a Puppet::Error" do |description|
     expect { should have_class_count(1) }.to raise_error(Puppet::Error, description)
   end
 end
+
+shared_examples 'generic nova service' do |service|
+
+  context 'with default parameters' do
+    it 'installs package and service' do
+      should contain_package(service[:name]).with({
+        :name   => service[:package_name],
+        :ensure => 'present',
+        :notify => "Service[#{service[:name]}]"
+      })
+      should contain_service(service[:name]).with({
+        :name      => service[:service_name],
+        :ensure    => 'stopped',
+        :hasstatus => true,
+        :enable    => false
+      })
+    end
+  end
+
+  context 'with overridden parameters' do
+    let :params do
+      { :enabled        => true,
+        :ensure_package => '2012.1-2' }
+    end
+
+    it 'installs package and service' do
+      should contain_package(service[:name]).with({
+        :name   => service[:package_name],
+        :ensure => '2012.1-2',
+        :notify => "Service[#{service[:name]}]"
+      })
+      should contain_service(service[:name]).with({
+        :name      => service[:service_name],
+        :ensure    => 'running',
+        :hasstatus => true,
+        :enable    => true
+      })
+    end
+  end
+end