gistfile1.cs

namespace TrackAbout.Test.Unit.Spikes
{
    public class ClientConfigurationJsonConverterSpecs
    {
        public class when_serializing_the_client_configuration_to_a_JSON_string : ContextSpecification
        {
            private string ClientConfigurationJson;
            private ClientConfiguration ClientConfiguration;

            protected override void When()
            {
                ClientConfiguration = new ClientConfiguration();
                ClientConfigurationJson = new ClientConfigurationJsonConverter().Serialize(ClientConfiguration);
            }

            [Test]
            public void it_should_return_a_non_null_string()
            {
                ClientConfigurationJson.ShouldNotBeNull();
            }
        }

        public class when_deserializing_the_client_configuration : ContextSpecification
        {
            private string ClientConfigurationJson;
            private ClientConfiguration OriginalClientConfiguration;
            private ClientConfiguration DeserializedClientConfiguration;

            protected override void When()
            {
                OriginalClientConfiguration = new ClientConfiguration();
                ClientConfigurationJson = new ClientConfigurationJsonConverter().Serialize(OriginalClientConfiguration);
                DeserializedClientConfiguration = new ClientConfigurationJsonConverter().Deserialize(ClientConfigurationJson);
            }

            [Test]
            public void it_should_be_identical_to_the_original_client_configuration_that_was_serialized()
            {
                foreach (var property in typeof(ClientConfiguration).GetProperties())
                {
                    Console.Out.WriteLine("Validating property: {0}", property.Name);

                    property.GetValue(DeserializedClientConfiguration, null)
                        .ShouldEqual(property.GetValue(OriginalClientConfiguration, null));
                }
            }
        }
    }

    public class ClientConfigurationJsonConverter
    {
        public string Serialize(ClientConfiguration clientConfiguration)
        {
            return Converter.Serialize(clientConfiguration, ConvertValidationPatternsToRegEx);
        }

        private bool ConvertValidationPatternsToRegEx(string name, ref object value)
        {
            if (name.Contains("WarnOnSerialNumberPatterns"))
            {
                var palmPattern = value.ToString();
                value = TAUtil.ConvertPalmPatternToRegex(palmPattern);
            }
            else if (name.Contains("TrackNumValidationPatterns"))
            {
                var palmPattern = value.ToString();
                value = TAUtil.ConvertPalmPatternToRegex(palmPattern);
            }

            return true; 
        }

        public ClientConfiguration Deserialize(string json)
        {
            return Converter.Deserialize<ClientConfiguration>(json);
        }
    }
}