sticher_test1.go

package main

import (
	"fmt"
	"net/http"
	"net/http/httptest"
	"testing"
)

func Test_it_calls_the_services_and_concatenates_the_results(t *testing.T) {

	helloAPI := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		fmt.Fprint(w, "Hello")
	}))

	worldAPI := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		fmt.Fprint(w, "world")
	}))

	result := Stitcher(helloAPI.URL, worldAPI.URL)
	expected := "Hello, world"

	if result != expected {
		t.Errorf("Stitcher failed, expected [%s], got [%s]", expected, result)
	}
}