public static IServiceCollection AddPipeline <TOut>(
this IServiceCollection services,
Func <HttpContext, TOut, Task> parseResponse)
{
var instructions = new PipelineInstructions <TOut>(
WrapParseResponse(parseResponse)
);
services.AddSingleton(instructions);
return(services);
}
public static IServiceCollection AddPipeline <TIn, TOut>(
this IServiceCollection services,
Func <HttpContext, Task <TIn> > parseModel,
Func <HttpContext, PipelineResponse <TOut>, Task> parseResponse)
{
var instructions = new PipelineInstructions <TIn, TOut>(
parseModel, parseResponse
);
services.AddSingleton(instructions);
return(services);
}
private static async Task TryRunPipeline <TIn, TOut>(
IServiceProvider sp,
PipelineInstructions <TIn, TOut> instructions,
IRetriever <TIn, TOut> retriever,
HttpContext context)
{
var(pipeline, ok) = instructions.TryGetPipeline <TIn, TOut>(sp);
if (!ok)
{
throw new Exception("Could not create pipeline");
}
await pipeline.Run(retriever, context);
}
public void CanCreatePipeline()
{
// Arrange
var instructions = new PipelineInstructions <ModelRequest, ModelResponse>(
ModelParser.FromBody,
ModelParser.SetFromModelResponse);
var services = new ServiceCollection();
var sp = services.BuildServiceProvider();
// Act
var(pipeline, ok) = instructions.TryGetPipeline <ModelRequest, ModelResponse>(sp);
// Assert
Assert.True(ok);
Assert.NotNull(pipeline);
}
public static IServiceCollection AddPipeline <TIn, TOut>(
this IServiceCollection services,
Func <HttpContext, TIn> parseModel,
Func <HttpContext, PipelineResponse <TOut>, Task> parseResponse,
Action <PipelineInstructions <TIn, TOut> > builder = null)
{
var instructions = new PipelineInstructions <TIn, TOut>(
parseModel, parseResponse
);
if (builder != null)
{
builder(instructions);
}
services.AddSingleton(instructions);
return(services);
}
public void CanBuildMiddleware()
{
// Arrange
var instructions = new PipelineInstructions <ModelRequest, ModelResponse>(
ModelParser.FromBody,
ModelParser.SetFromModelResponse)
.WithMiddleware <TimingMiddleware>();
var services = new ServiceCollection();
services.AddTransient <TimingMiddleware>();
var sp = services.BuildServiceProvider();
// Act
var middleware = instructions.BuildMiddleware(sp);
// Assert
Assert.NotNull(middleware);
}
