Write spec to test if default languages are created correctly

spec/models/person_spec.rb

@@ -113,4 +113,12 @@
       expect(person.errors[:shortname].first).to eq('ist zu lang (mehr als 100 Zeichen)')
     end
   end
+
+  context 'language_skills' do
+    it 'should automatically add default language on person creation' do
+      new_person = Person.new
+      expect(new_person.language_skills.length).to eq(3)
+      expect(new_person.language_skills.map(&:language)).to eql(%w[DE EN FR])
+    end
+  end
 end