Source file src/github.com/go-kit/kit/transport/http/example_test.go

Documentation: github.com/go-kit/kit/transport/http

     1  package http
     2  
     3  import (
     4  	"context"
     5  	"fmt"
     6  	"net/http"
     7  	"net/http/httptest"
     8  )
     9  
    10  func ExamplePopulateRequestContext() {
    11  	handler := NewServer(
    12  		func(ctx context.Context, request interface{}) (response interface{}, err error) {
    13  			fmt.Println("Method", ctx.Value(ContextKeyRequestMethod).(string))
    14  			fmt.Println("RequestPath", ctx.Value(ContextKeyRequestPath).(string))
    15  			fmt.Println("RequestURI", ctx.Value(ContextKeyRequestURI).(string))
    16  			fmt.Println("X-Request-ID", ctx.Value(ContextKeyRequestXRequestID).(string))
    17  			return struct{}{}, nil
    18  		},
    19  		func(context.Context, *http.Request) (interface{}, error) { return struct{}{}, nil },
    20  		func(context.Context, http.ResponseWriter, interface{}) error { return nil },
    21  		ServerBefore(PopulateRequestContext),
    22  	)
    23  
    24  	server := httptest.NewServer(handler)
    25  	defer server.Close()
    26  
    27  	req, _ := http.NewRequest("PATCH", fmt.Sprintf("%s/search?q=sympatico", server.URL), nil)
    28  	req.Header.Set("X-Request-Id", "a1b2c3d4e5")
    29  	http.DefaultClient.Do(req)
    30  
    31  	// Output:
    32  	// Method PATCH
    33  	// RequestPath /search
    34  	// RequestURI /search?q=sympatico
    35  	// X-Request-ID a1b2c3d4e5
    36  }
    37  

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