Assert the exec resource to restart ovs service

This change implements unit tests for the exec resource which was added
by [1].

[1] 1fe71cf5e3

Change-Id: I1dd62d917783f66b11e953ab1c8be6a259553782

spec/classes/vswitch_dpdk_spec.rb

@@ -57,7 +57,13 @@ describe 'vswitch::dpdk' do
         is_expected.to contain_vs_config('other_config:vlan-limit').with(
           :value => nil, :wait => true,
         )
-
+      end
+      it 'restarts the service when needed' do
+        is_expected.to contain_exec('restart openvswitch').with(
+          :path        => ['/sbin', '/usr/sbin', '/bin', '/usr/bin'],
+          :command     => "systemctl -q restart %s.service" % platform_params[:ovs_service_name],
+          :refreshonly => true
+        )
       end
     end
 

spec/classes/vswitch_ovs_spec.rb

@@ -55,6 +55,14 @@ describe 'vswitch::ovs' do
           :before => 'Service[openvswitch]'
         )
       end
+
+      it 'restarts the service when needed' do
+        is_expected.to contain_exec('restart openvswitch').with(
+          :path        => ['/sbin', '/usr/sbin', '/bin', '/usr/bin'],
+          :command     => "systemctl -q restart %s.service" % platform_params[:ovs_service_name],
+          :refreshonly => true
+        )
+      end
     end
 
     context 'custom parameters' do