public void ExtendedComplex()
        {
            string first = @"{
  ""id"":""first"",
  ""type"":""object"",
  ""properties"":
  {
    ""firstproperty"":{""type"":""string""},
    ""secondproperty"":{""type"":""string"",""maxLength"":10},
    ""thirdproperty"":{
      ""type"":""object"",
      ""properties"":
      {
        ""thirdproperty_firstproperty"":{""type"":""string"",""maxLength"":10,""minLength"":7}
      }
    }
  },
  ""additionalProperties"":{}
}";

            string second = @"{
  ""id"":""second"",
  ""type"":""object"",
  ""extends"":{""$ref"":""first""},
  ""properties"":
  {
    ""secondproperty"":{""type"":""any""},
    ""thirdproperty"":{
      ""extends"":{
        ""properties"":
        {
          ""thirdproperty_firstproperty"":{""maxLength"":9,""minLength"":6,""pattern"":""hi2u""}
        },
        ""additionalProperties"":{""maxLength"":9,""minLength"":6,""enum"":[""one"",""two""]}
      },
      ""type"":""object"",
      ""properties"":
      {
        ""thirdproperty_firstproperty"":{""pattern"":""hi""}
      },
      ""additionalProperties"":{""type"":""string"",""enum"":[""two"",""three""]}
    },
    ""fourthproperty"":{""type"":""string""}
  },
  ""additionalProperties"":false
}";

            JsonSchemaResolver resolver = new JsonSchemaResolver();
            JsonSchema firstSchema = JsonSchema.Parse(first, resolver);
            JsonSchema secondSchema = JsonSchema.Parse(second, resolver);

            JsonSchemaModelBuilder modelBuilder = new JsonSchemaModelBuilder();

            JsonSchemaModel model = modelBuilder.Build(secondSchema);

            Assert.Equal(4, model.Properties.Count);

            Assert.Equal(JsonSchemaType.String, model.Properties["firstproperty"].Type);

            Assert.Equal(JsonSchemaType.String, model.Properties["secondproperty"].Type);
            Assert.Equal(10, model.Properties["secondproperty"].MaximumLength);
            Assert.Equal(null, model.Properties["secondproperty"].Enum);
            Assert.Equal(null, model.Properties["secondproperty"].Patterns);

            Assert.Equal(JsonSchemaType.Object, model.Properties["thirdproperty"].Type);
            Assert.Equal(3, model.Properties["thirdproperty"].AdditionalProperties.Enum.Count);
            Assert.Equal("two", (string)model.Properties["thirdproperty"].AdditionalProperties.Enum[0]);
            Assert.Equal("three", (string)model.Properties["thirdproperty"].AdditionalProperties.Enum[1]);
            Assert.Equal("one", (string)model.Properties["thirdproperty"].AdditionalProperties.Enum[2]);

            Assert.Equal(JsonSchemaType.String, model.Properties["thirdproperty"].Properties["thirdproperty_firstproperty"].Type);
            Assert.Equal(9, model.Properties["thirdproperty"].Properties["thirdproperty_firstproperty"].MaximumLength);
            Assert.Equal(7, model.Properties["thirdproperty"].Properties["thirdproperty_firstproperty"].MinimumLength);
            Assert.Equal(2, model.Properties["thirdproperty"].Properties["thirdproperty_firstproperty"].Patterns.Count);
            Assert.Equal("hi", model.Properties["thirdproperty"].Properties["thirdproperty_firstproperty"].Patterns[0]);
            Assert.Equal("hi2u", model.Properties["thirdproperty"].Properties["thirdproperty_firstproperty"].Patterns[1]);
            Assert.Equal(null, model.Properties["thirdproperty"].Properties["thirdproperty_firstproperty"].Properties);
            Assert.Equal(null, model.Properties["thirdproperty"].Properties["thirdproperty_firstproperty"].Items);
            Assert.Equal(null, model.Properties["thirdproperty"].Properties["thirdproperty_firstproperty"].AdditionalProperties);
        }
        public void CircularReference()
        {
            string json = @"{
  ""id"":""CircularReferenceArray"",
  ""description"":""CircularReference"",
  ""type"":[""array""],
  ""items"":{""$ref"":""CircularReferenceArray""}
}";

            JsonSchema schema = JsonSchema.Parse(json);

            JsonSchemaModelBuilder modelBuilder = new JsonSchemaModelBuilder();

            JsonSchemaModel model = modelBuilder.Build(schema);

            Assert.Equal(JsonSchemaType.Array, model.Type);

            Assert.Equal(model, model.Items[0]);
        }
        public void Required()
        {
            string schemaJson = @"{
  ""description"":""A person"",
  ""type"":""object"",
  ""properties"":
  {
    ""name"":{""type"":""string""},
    ""hobbies"":{""type"":""string"",required:true},
    ""age"":{""type"":""integer"",required:true}
  }
}";

            JsonSchema schema = JsonSchema.Parse(schemaJson);
            JsonSchemaModelBuilder modelBuilder = new JsonSchemaModelBuilder();
            JsonSchemaModel model = modelBuilder.Build(schema);

            Assert.Equal(JsonSchemaType.Object, model.Type);
            Assert.Equal(3, model.Properties.Count);
            Assert.Equal(false, model.Properties["name"].Required);
            Assert.Equal(true, model.Properties["hobbies"].Required);
            Assert.Equal(true, model.Properties["age"].Required);
        }
        private void ValidateCurrentToken()
        {
            // first time validate has been called. build model
            if (_model == null)
            {
                JsonSchemaModelBuilder builder = new JsonSchemaModelBuilder();
                _model = builder.Build(_schema);

                if (!JsonWriter.IsStartToken(_reader.TokenType))
                    Push(new SchemaScope(JTokenType.None, CurrentMemberSchemas));
            }

            switch (_reader.TokenType)
            {
                case JsonToken.StartObject:
                    ProcessValue();
                    IList<JsonSchemaModel> objectSchemas = CurrentMemberSchemas.Where(ValidateObject).ToList();
                    Push(new SchemaScope(JTokenType.Object, objectSchemas));
                    WriteToken(CurrentSchemas);
                    break;
                case JsonToken.StartArray:
                    ProcessValue();
                    IList<JsonSchemaModel> arraySchemas = CurrentMemberSchemas.Where(ValidateArray).ToList();
                    Push(new SchemaScope(JTokenType.Array, arraySchemas));
                    WriteToken(CurrentSchemas);
                    break;
                case JsonToken.StartConstructor:
                    ProcessValue();
                    Push(new SchemaScope(JTokenType.Constructor, null));
                    WriteToken(CurrentSchemas);
                    break;
                case JsonToken.PropertyName:
                    WriteToken(CurrentSchemas);
                    foreach (JsonSchemaModel schema in CurrentSchemas)
                    {
                        ValidatePropertyName(schema);
                    }
                    break;
                case JsonToken.Raw:
                    ProcessValue();
                    break;
                case JsonToken.Integer:
                    ProcessValue();
                    WriteToken(CurrentMemberSchemas);
                    foreach (JsonSchemaModel schema in CurrentMemberSchemas)
                    {
                        ValidateInteger(schema);
                    }
                    break;
                case JsonToken.Float:
                    ProcessValue();
                    WriteToken(CurrentMemberSchemas);
                    foreach (JsonSchemaModel schema in CurrentMemberSchemas)
                    {
                        ValidateFloat(schema);
                    }
                    break;
                case JsonToken.String:
                    ProcessValue();
                    WriteToken(CurrentMemberSchemas);
                    foreach (JsonSchemaModel schema in CurrentMemberSchemas)
                    {
                        ValidateString(schema);
                    }
                    break;
                case JsonToken.Boolean:
                    ProcessValue();
                    WriteToken(CurrentMemberSchemas);
                    foreach (JsonSchemaModel schema in CurrentMemberSchemas)
                    {
                        ValidateBoolean(schema);
                    }
                    break;
                case JsonToken.Null:
                    ProcessValue();
                    WriteToken(CurrentMemberSchemas);
                    foreach (JsonSchemaModel schema in CurrentMemberSchemas)
                    {
                        ValidateNull(schema);
                    }
                    break;
                case JsonToken.EndObject:
                    WriteToken(CurrentSchemas);
                    foreach (JsonSchemaModel schema in CurrentSchemas)
                    {
                        ValidateEndObject(schema);
                    }
                    Pop();
                    break;
                case JsonToken.EndArray:
                    WriteToken(CurrentSchemas);
                    foreach (JsonSchemaModel schema in CurrentSchemas)
                    {
                        ValidateEndArray(schema);
                    }
                    Pop();
                    break;
                case JsonToken.EndConstructor:
                    WriteToken(CurrentSchemas);
                    Pop();
                    break;
                case JsonToken.Undefined:
                case JsonToken.Date:
                case JsonToken.Bytes:
                    // these have no equivalent in JSON schema
                    WriteToken(CurrentMemberSchemas);
                    break;
                case JsonToken.None:
                    // no content, do nothing
                    break;
                default:
                    throw new ArgumentOutOfRangeException();
            }
        }