public void WhenDefaultValuesSetOnContext_PropertyInheritsFromContextIfNotSetOnType()
{
ISerializerSettings config = new SerializerSettings();
ITypeData typeData = config.Types[typeof(SimpleObject)];
typeData.DefaultValueSetting = DefaultValueOption.SuppressDefaultValues;
config.DefaultValues[typeof(string)] = "FromType";
typeData.DefaultValues[typeof(int)] = 22;
IPropertyData stringProperty = config.Types[typeof(SimpleObject)].FindProperty("StringValue");
Assert.IsFalse(stringProperty.ShouldWriteValue(config, "FromType"));
Assert.IsTrue(stringProperty.ShouldWriteValue(config, ""));
IPropertyData intProperty = config.Types[typeof(SimpleObject)].FindProperty("IntValue");
Assert.IsFalse(intProperty.ShouldWriteValue(config, 22));
Assert.IsTrue(intProperty.ShouldWriteValue(config, 0));
IPropertyData shortProperty = config.Types[typeof(SimpleObject)].FindProperty("ShortValue");
shortProperty.DefaultValue = (short)9;
Assert.IsFalse(shortProperty.ShouldWriteValue(config, (short)9));
Assert.IsTrue(shortProperty.ShouldWriteValue(config, 0));
}
public void DefaultValuesOnPropertyAreConvertedIfNotSameType()
{
ISerializerSettings config = new SerializerSettings();
ITypeData typeData = config.Types[typeof(MockDefaultValues)];
IPropertyData property = typeData.FindProperty("ConvertedValue");
Assert.IsFalse(property.ShouldWriteValue(config, (short)32));
Assert.IsTrue(property.ShouldWriteValue(config, 0));
}
public void WhenDefaultValuesSetByAttributeOnType_PropertyInheritsIt()
{
ISerializerSettings config = new SerializerSettings();
ITypeData typeData = config.Types[typeof(MockDefaultValuesCascade)];
IPropertyData property = typeData.FindProperty("EmptyString");
Assert.IsFalse(property.ShouldWriteValue(config, ""));
Assert.IsTrue(property.ShouldWriteValue(config, null));
}
public void WhenDefaultValuesSetOnType_PropertyInheritsIt()
{
ISerializerSettings config = new SerializerSettings();
ITypeData typeData = config.Types[typeof(SimpleObject)];
typeData.DefaultValueSetting = DefaultValueOption.SuppressDefaultValues;
typeData.DefaultValues[typeof(string)] = "FromType";
IPropertyData property = config.Types[typeof(SimpleObject)].FindProperty("StringValue");
Assert.IsFalse(property.ShouldWriteValue(config, "FromType"));
Assert.IsTrue(property.ShouldWriteValue(config, ""));
}
public void WhenSuppressDefaultValuesOnProperty_ValueIsNotDefault_PropertyIsWritten(string propertyName, object value)
{
Serializer serializer = new Serializer();
ISerializerSettings config = serializer.Settings;
IPropertyData property = config.Types[typeof(SimpleObject)].FindProperty(propertyName);
property.DefaultValueSetting = DefaultValueOption.SuppressDefaultValues;
Assert.IsTrue(property.ShouldWriteValue(config, value));
}
public void WhenWriteAllValuesOnProperty_ValueIsDefault_PropertyWritten(string propertyName)
{
Serializer serializer = new Serializer();
ISerializerSettings config = serializer.Settings;
IPropertyData property = config.Types[typeof(SimpleObject)].FindProperty(propertyName);
SimpleObject testObject = new SimpleObject();
property.DefaultValueSetting = DefaultValueOption.WriteAllValues;
Assert.IsTrue(property.ShouldWriteValue(config, property.GetValue(testObject)));
}
public void WhenSuppressDefaultValuesOnType_CascadesToProperty()
{
ISerializerSettings config = new SerializerSettings();
ITypeData typeData = config.Types[typeof(SimpleObject)];
typeData.DefaultValueSetting = DefaultValueOption.SuppressDefaultValues;
IPropertyData property = config.Types[typeof(SimpleObject)].FindProperty("IntValue");
Assert.IsFalse(property.ShouldWriteValue(config, 0));
}
public void TestDefaultPropertyAttributes()
{
ISerializerSettings config = new SerializerSettings();
ITypeData typeData = config.Types.Type <MockDefaultValues>();
IPropertyData intDefault = typeData.FindProperty("IntDefault");
Assert.AreEqual(DefaultValueOption.SuppressDefaultValues, intDefault.DefaultValueSetting, "IntDefault DefaultValueSetting");
Assert.IsFalse(intDefault.ShouldWriteValue(config, 0));
IPropertyData intCustomDefault = typeData.FindProperty("IntCustomDefault");
Assert.AreEqual(DefaultValueOption.SuppressDefaultValues, intCustomDefault.DefaultValueSetting, "IntCustomDefault DefaultValueSetting");
Assert.IsFalse(intCustomDefault.ShouldWriteValue(config, 10));
IPropertyData stringDefaultDisabled = typeData.FindProperty("StringDefaultDisabled");
Assert.AreEqual(DefaultValueOption.WriteAllValues, stringDefaultDisabled.DefaultValueSetting, "StringDefaultDisabled DefaultValueSetting");
Assert.IsTrue(stringDefaultDisabled.ShouldWriteValue(config, null));
}
/// <summary>
/// Generates an expression for an item and adds it to the object
/// </summary>
/// <param name="data">the item being serialized</param>
/// <param name="currentPath">the current path to the object</param>
/// <param name="serializer">serializer instance</param>
/// <param name="expression">the object expression</param>
/// <param name="prop">the property being serialized</param>
protected virtual void GenerateItemExpression(object data, JsonPath currentPath, IExpressionBuilder serializer, ObjectExpression expression, IPropertyData prop)
{
object value = prop.GetValue(data);
if (!prop.ShouldWriteValue(this.Config, value))
return;
Expression valueExpr;
if (prop.HasConverter)
{
valueExpr = serializer.Serialize(value, currentPath.Append(prop.Alias), prop.TypeConverter);
}
else
{
valueExpr = serializer.Serialize(value, currentPath.Append(prop.Alias));
}
if (value != null && !ReflectionUtils.AreEquivalentTypes(value.GetType(), prop.PropertyType))
{
valueExpr = new CastExpression(value.GetType(), valueExpr);
}
expression.Add(prop.Alias, valueExpr);
}
/// <summary>
/// Generates an expression for an item and adds it to the object
/// </summary>
/// <param name="data">the item being serialized</param>
/// <param name="currentPath">the current path to the object</param>
/// <param name="serializer">serializer instance</param>
/// <param name="expression">the object expression</param>
/// <param name="prop">the property being serialized</param>
protected virtual void GenerateItemExpression(object data, JsonPath currentPath, IExpressionBuilder serializer, ObjectExpression expression, IPropertyData prop)
{
object value = prop.GetValue(data);
if (!prop.ShouldWriteValue(this.Settings, value))
{
return;
}
Expression valueExpr;
if (prop.HasConverter)
{
valueExpr = serializer.Serialize(value, currentPath.Append(prop.Alias), prop.TypeConverter);
}
else
{
valueExpr = serializer.Serialize(value, currentPath.Append(prop.Alias));
}
if (value != null && !ReflectionUtils.AreEquivalentTypes(value.GetType(), prop.PropertyType))
{
valueExpr = new CastExpression(value.GetType(), valueExpr);
}
expression.Add(prop.Alias, valueExpr);
}
