spec/unit/docker_client_spec.rb in vocker-0.2.1 vs spec/unit/docker_client_spec.rb in vocker-0.3.0

@@ -47,9 +47,16 @@
       containers['mysql'][:cidfile] = '/foo/bla'
       subject.run containers
       expect(communicator).to have_received.sudo(with{|cmd| cmd =~ /-cidfile=\/foo\/bla/})
     end
 
+    it 'allows a dns to be specified' do
+      stub(communicator).test(with{|cmd| cmd =~ /docker ps/}) { false }
+      containers['mysql'][:dns] = '127.0.0.1'
+      subject.run containers
+      expect(communicator).to have_received.sudo(with{|cmd| cmd =~ /-dns=127\.0\.0\.1/})
+    end
+
     context 'when the container already exists' do
       before do
         stub(communicator).test(with{|cmd| cmd =~ /docker ps/}) { true }
         subject.run containers
       end