/// <summary>Gets the default serializer settings representing System.Text.Json.</summary>
/// <returns>The settings.</returns>
public static JsonSerializerSettings GetSystemTextJsonSettings(IServiceProvider serviceProvider)
{
// If the ASP.NET Core website does not use Newtonsoft.JSON we need to provide a
// contract resolver which reflects best the System.Text.Json behavior.
// See https://github.com/RicoSuter/NSwag/issues/2243
if (serviceProvider != null)
{
try
{
var optionsAssembly = Assembly.Load(new AssemblyName("Microsoft.AspNetCore.Mvc.Core"));
var optionsType = typeof(IOptions <>).MakeGenericType(optionsAssembly.GetType("Microsoft.AspNetCore.Mvc.JsonOptions", true));
var options = serviceProvider.GetService(optionsType);
var value = optionsType.GetProperty("Value")?.GetValue(options);
var jsonOptions = value?.GetType().GetProperty("JsonSerializerOptions")?.GetValue(value);
if (jsonOptions != null && jsonOptions.GetType().FullName == "System.Text.Json.JsonSerializerOptions")
{
return(SystemTextJsonUtilities.ConvertJsonOptionsToNewtonsoftSettings(jsonOptions));
}
}
catch
{
}
}
return(new JsonSerializerSettings
{
ContractResolver = new CamelCasePropertyNamesContractResolver()
});
}
public async Task Invoke(HttpContext context)
{
var settings = new JsonSchemaGeneratorSettings();
//settings.SerializerOptions = _jsonOpts;
settings.SerializerSettings = SystemTextJsonUtilities.ConvertJsonOptionsToNewtonsoftSettings(_jsonOpts);
var schema = JsonSchema.FromType <Core.WingmanMod>(settings);
var schemeJson = schema.ToJson();
context.Response.StatusCode = 200;
await context.Response.WriteAsync(schemeJson);
}
public async Task SystemTextJson_WhenEnumsAreSerializedAsStrings_ThenGlobalConverterExists()
{
// Arrange
var options = new JsonSerializerOptions
{
Converters =
{
new JsonStringEnumConverter()
}
};
// Act
var settings = SystemTextJsonUtilities.ConvertJsonOptionsToNewtonsoftSettings(options);
// Assert
Assert.Contains(settings.Converters, c => c is StringEnumConverter);
}
