dj-nitehawk’s gists

dj-nitehawk / 1.Program.cs

Created November 21, 2025 05:57

Using a Test/Mock Authentication Handler With Integration Tests

	var bld = WebApplication.CreateBuilder(args);
	bld.Services
	.AddAuthenticationJwtBearer(s => s.SigningKey = bld.Configuration["Auth:JwtKey"])
	.AddAuthorization()
	.AddFastEndpoints();

	var app = bld.Build();
	app.UseAuthentication()
	.UseAuthorization()
	.UseFastEndpoints();

dj-nitehawk / Program.cs

Last active July 5, 2025 10:50

Content Negotiation Example

	using System.Xml.Serialization;
	using Microsoft.AspNetCore.Http.Metadata;

	var bld = WebApplication.CreateBuilder();
	bld.Services
	.AddSingleton(typeof(IRequestBinder<>), typeof(NegotiatingBinder<>))
	.AddFastEndpoints()
	.SwaggerDocument(o => o.SerializerSettings = s => s.PropertyNamingPolicy = null);

	var app = bld.Build();

dj-nitehawk / 1-xunit.runner.json

Last active May 13, 2025 11:01

Forwarding app log messages to xUnit message sink

dj-nitehawk / 1-Program.cs

Last active July 22, 2025 14:18

Update JWT Signing Key during runtime

	var bld = WebApplication.CreateBuilder(args);
	bld.Services
	.Configure<JwtSigningOptions>(s => s.SigningKey = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx") //must register signing options
	.Configure<JwtCreationOptions>(c => c.SigningKey = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx") //optional
	.SwaggerDocument()
	.AddAuthenticationJwtBearer(s => { }) //no need to specify signing options here due to above
	.AddAuthorization()
	.AddFastEndpoints();

	var app = bld.Build();

dj-nitehawk / 1-Event.cs

Last active July 22, 2025 14:14

Integration testing an endpoint that publishes an event

	sealed class MyEvent : IEvent
	{
	public string? Message { get; set; }
	}

	sealed class MyEventHandler : IEventHandler<MyEvent>
	{
	public Task HandleAsync(MyEvent e, CancellationToken c)
	=> Task.CompletedTask;
	}

dj-nitehawk / Program.cs

Last active July 22, 2025 13:41

Global response modifier

	var bld = WebApplication.CreateBuilder(args);
	bld.Services
	.SwaggerDocument()
	.AddFastEndpoints();

	var app = bld.Build();
	app.UseFastEndpoints(
	c => c.Endpoints.GlobalResponseModifier
	= (ctx, content) =>
	{

dj-nitehawk / Program.cs

Last active July 22, 2025 13:40

Response interceptor example

	var bld = WebApplication.CreateBuilder(args);
	bld.Services
	.SwaggerDocument()
	.AddFastEndpoints();

	var app = bld.Build();
	app.UseFastEndpoints()
	.UseSwaggerGen();
	app.Run();

dj-nitehawk / Program.cs

Last active November 4, 2025 06:43

API Visualization with Scalar

	using FastEndpoints.Swagger;
	using Scalar.AspNetCore; //dotnet add package Scalar.AspNetCore

	var bld = WebApplication.CreateBuilder(args);
	bld.Services
	.AddFastEndpoints()
	.SwaggerDocument(); //define a swagger doc - v1 by default

	var app = bld.Build();
	app.UseFastEndpoints(); //must come before the UseOpenApi() call

dj-nitehawk / Endpoint.cs

Last active July 22, 2025 14:15

Unit testing an endpoint that publishes an event

	[HttpGet("publish"), AllowAnonymous]
	sealed class MyEndpoint : EndpointWithoutRequest
	{
	public override async Task HandleAsync(CancellationToken c)
	{
	var evnt = new MyEvent { Message = "hello!" };
	await PublishAsync(evnt);
	await Send.OkAsync("all good!");
	}
	}

dj-nitehawk / 1-Program.cs

Last active November 16, 2024 23:12

Response sending post-processor with ErrorOr package

	var bld = WebApplication.CreateBuilder(args);
	bld.Services
	.SwaggerDocument()
	.AddFastEndpoints();

	var app = bld.Build();
	app.UseFastEndpoints(
	c =>
	{
	c.Errors.UseProblemDetails();

Dĵ ΝιΓΞΗΛψΚ dj-nitehawk