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Finished implementing the JsonSearializer. I have one TODO, but it's …

…minor. I thought it best to go ahead and check-in and push.
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dragan committed Aug 18, 2010
1 parent 3e3a0a5 commit 88f337d6d547a96ef251928011eb0401051c2ae4
@@ -0,0 +1,227 @@
+using System;
+using System.Collections.Generic;
+
+using NSubstitute;
+using NUnit.Framework;
+using SineSignal.Ottoman.Specs.Framework;
+
+using SineSignal.Ottoman.Serialization;
+
+namespace SineSignal.Ottoman.Specs.Serialization
+{
+ public class JsonSerializerSpecs
+ {
+ public abstract class JsonSerializerConcern : ConcernFor<JsonSerializer>
+ {
+ public override JsonSerializer CreateSystemUnderTest()
+ {
+ return new JsonSerializer();
+ }
+ }
+
+ public class When_serializing_an_array : JsonSerializerConcern
+ {
+ private string[] val;
+ private string output;
+
+ protected override void Given()
+ {
+ val = new string[] { "One", "Two", "Three", "Four", "Five" };
+ }
+
+ protected override void When()
+ {
+ output = Sut.Serialize(val);
+ }
+
+ [Test]
+ public void Should_write_out_array_items_in_JSON_format()
+ {
+ Assert.That(output, Is.EqualTo("[\"One\",\"Two\",\"Three\",\"Four\",\"Five\"]"));
+ }
+ }
+
+ public class When_serializing_a_dictionary : JsonSerializerConcern
+ {
+ private IDictionary<string,int> val;
+ private string output;
+
+ protected override void Given()
+ {
+ val = new Dictionary<string,int>();
+ val.Add("One", 1);
+ val.Add("Two", 2);
+ val.Add("Three", 3);
+ val.Add("Four", 4);
+ val.Add("Five", 5);
+ }
+
+ protected override void When()
+ {
+ output = Sut.Serialize(val);
+ }
+
+ [Test]
+ public void Should_write_out_dictionary_items_in_JSON_format()
+ {
+ Assert.That(output, Is.EqualTo("{\"One\":1,\"Two\":2,\"Three\":3,\"Four\":4,\"Five\":5}"));
+ }
+ }
+
+ public class When_serializing_a_complex_type : JsonSerializerConcern
+ {
+ private ComplexType val;
+ private DateTime now;
+ private DateTime independenceDay;
+ private Guid newGuid;
+ private string output;
+
+ protected override void Given()
+ {
+ now = DateTime.Now;
+ independenceDay = new DateTime(1776, 7, 4);
+ newGuid = Guid.NewGuid();
+ val = new ComplexType
+ {
+ Property1 = "One",
+ Property2 = false,
+ Property3 = 1,
+ Property4 = 1.5F,
+ Property5 = 1.75,
+ Property6 = now,
+ Property7 = independenceDay,
+ Property8 = newGuid,
+ Property9 = null,
+ Property10 = new AnotherComplexType { Property1 = "Two", Property2 = 2 }
+ };
+ }
+
+ protected override void When()
+ {
+ output = Sut.Serialize(val);
+ }
+
+ [Test]
+ public void Should_write_out_complex_type_in_JSON_format()
+ {
+ Assert.That(output, Is.EqualTo("{\"Property1\":\"One\",\"Property2\":false,\"Property3\":1,\"Property4\":1.5,\"Property5\":1.75,\"Property6\":\"" + now.ToString("yyyy'-'MM'-'dd'T'HH':'mm':'ssK") + "\",\"Property7\":\"" + independenceDay.ToString("yyyy'-'MM'-'dd'T'HH':'mm':'ssK") + "\",\"Property8\":\"" + newGuid + "\",\"Property10\":{\"Property1\":\"Two\",\"Property2\":2}}"));
+ }
+ }
+
+ public class When_serializing_a_complex_type_with_a_custom_json_member_attribute : JsonSerializerConcern
+ {
+ private ComplexTypeWithCustomProperty complexType;
+ private string output;
+
+ protected override void Given()
+ {
+ complexType = new ComplexTypeWithCustomProperty { Property1 = 10 };
+ }
+
+ protected override void When()
+ {
+ output = Sut.Serialize(complexType);
+ }
+
+ [Test]
+ public void Should_use_custom_property_name_instead_of_property_name_when_writing()
+ {
+ Assert.That(output, Is.EqualTo("{\"property_one\":10}"));
+ }
+ }
+
+ public class When_deserializing_a_complex_type : JsonSerializerConcern
+ {
+ private DateTime now;
+ private DateTime independenceDay;
+ private Guid newGuid;
+ private string input;
+ private ComplexType output;
+
+ protected override void Given()
+ {
+ now = DateTime.Now;
+ independenceDay = new DateTime(1776, 7, 4);
+ newGuid = Guid.NewGuid();
+
+ input = "{\"Property1\":\"One\",\"Property2\":false,\"Property3\":1,\"Property4\":1.5,\"Property5\":1.75,\"Property6\":\"" + now.ToString("yyyy'-'MM'-'dd'T'HH':'mm':'ssK") + "\",\"Property7\":\"" + independenceDay.ToString("yyyy'-'MM'-'dd'T'HH':'mm':'ssK") + "\",\"Property8\":\"" + newGuid + "\",\"Property10\":{\"Property1\":\"Two\",\"Property2\":2}}";
+ }
+
+ protected override void When()
+ {
+ output = Sut.Deserialize<ComplexType>(input);
+ }
+
+ [Test]
+ public void Should_create_an_instance_of_our_complex_type_from_JSON_string()
+ {
+ Assert.That(output, Is.Not.Null);
+ }
+
+ [Test]
+ public void Should_set_all_the_complex_types_properties_from_JSON_string()
+ {
+ Assert.That(output.Property1, Is.EqualTo("One"));
+ Assert.That(output.Property2, Is.False);
+ Assert.That(output.Property3, Is.EqualTo(1));
+ Assert.That(output.Property4, Is.EqualTo(1.5F));
+ Assert.That(output.Property5, Is.EqualTo(1.75));
+ Assert.That(output.Property6.ToString(), Is.EqualTo(now.ToString()));
+ Assert.That(output.Property7, Is.EqualTo(independenceDay));
+ Assert.That(output.Property8, Is.EqualTo(newGuid));
+ Assert.That(output.Property9, Is.Null);
+ Assert.That(output.Property10.Property1, Is.EqualTo("Two"));
+ Assert.That(output.Property10.Property2, Is.EqualTo(2));
+ }
+ }
+
+ // TODO: Uncomment and get this test passing by adding logic to read the member attribute if one exists.
+// public class When_deserializing_a_complex_type_with_a_custom_json_member_attribute : JsonSerializerConcern
+// {
+// private string input;
+// private ComplexTypeWithCustomProperty output;
+//
+// protected override void Given()
+// {
+// input = "{\"property_one\":10}";
+// }
+//
+// protected override void When()
+// {
+// output = Sut.Deserialize<ComplexTypeWithCustomProperty>(input);
+// }
+//
+// [Test]
+// public void Should_use_custom_property_name_instead_of_property_name_when_reading()
+// {
+// Assert.That(output.Property1, Is.EqualTo(10));
+// }
+// }
+ }
+
+ public class ComplexType
+ {
+ public string Property1 { get; set; }
+ public bool Property2 { get; set; }
+ public int Property3 { get; set; }
+ public double Property4 { get; set; }
+ public double Property5 { get; set; }
+ public DateTime Property6 { get; set; }
+ public DateTime Property7 { get; set; }
+ public Guid Property8 { get; set; }
+ public string Property9 { get; set; }
+ public AnotherComplexType Property10 { get; set; }
+ }
+
+ public class AnotherComplexType
+ {
+ public string Property1 { get; set; }
+ public int Property2 { get; set; }
+ }
+
+ public class ComplexTypeWithCustomProperty
+ {
+ [JsonMember("property_one")]
+ public int Property1 { get; set; }
+ }
+}
@@ -42,6 +42,7 @@
<Compile Include="Serialization\JsonWriterSpecs.cs" />
<Compile Include="Serialization\JsonReaderSpecs\ReadingObjectsSpecs.cs" />
<Compile Include="Serialization\JsonReaderSpecs\ReadingArraySpecs.cs" />
+ <Compile Include="Serialization\JsonSerializerSpecs.cs" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\SineSignal.Ottoman\SineSignal.Ottoman.csproj">
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