public async Task IMiddlewareBuilderExtensions_Run()
{
// arrange
var builder = new MiddlewareBuilder <Context>();
var list = new List <string>();
// act
var messageHandler = builder
.Use(next => async context => { list.Add("A"); next(context); })
.Use(async context => list.Add("B"))
.Run(async context => list.Add("C"))
.Use(next => async context => { list.Add("D"); next(context); })
.Build();
var x = new OtherContext("bar");
await messageHandler(x);
// assert
Assert.Collection(list,
l => Assert.Equal("A", l),
l => Assert.Equal("B", l),
l => Assert.Equal("C", l)
);
}
public async Task IMiddlewareBuilderExtensions_Use_OtherContext()
{
// arrange
var builder = new MiddlewareBuilder <OtherContext>();
var list = new List <string>();
// act
builder.Use(next => { return(async context => { list.Add(context.GetType().Name + " B " + context.Foo); await next(context); }); });
builder.Use(new TestMiddleware <OtherContext>(list));
builder.Use(async(context, next) => { list.Add(context.GetType().Name + " C " + context.Foo); await next(context); });
var executeAsync = builder.Build();
var x = new OtherContext("bar");
await executeAsync(x);
// assert
Assert.Collection(list,
l => Assert.Equal("OtherContext B bar", l),
l => Assert.Equal("TestMiddleware", l),
l => Assert.Equal("OtherContext C bar", l)
);
}
