glide.lock

hash: 26d5b8a8318cdb9b411e542057344c2142c5bd93d2a9b8962fb49188a5db0b65
updated: 2017-10-01T19:57:23.106136898+02:00
imports:
- name: github.com/gorilla/mux
  version: 24fca303ac6da784b9e8269f724ddeb0b2eea5e7
- name: github.com/stretchr/testify
  version: 69483b4bd14f5845b5a1e55bca19e954e827f1d0
testImports: []

glide.yaml

package: github.com/agonzalezro/apiai-workshop-test
import:
- package: github.com/gorilla/mux
  version: ~1.5.0
- package: github.com/stretchr/testify
  version: ~1.1.4

main.go

package main

import (
	"encoding/json"
	"log"
	"net/http"

	"github.com/gorilla/mux"
)

type Request struct {
	Result struct {
		Parameters struct {
			GivenName string `json:"given-name"`
		}
	}
}

type Response struct {
	Speech string `json:"speech"`
}

func HomeHandler(w http.ResponseWriter, r *http.Request) {
	var req Request
	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
		w.WriteHeader(http.StatusBadRequest)
		return
	}

	resp := Response{
		Speech: "Hi " + req.Result.Parameters.GivenName,
	}
	bs, err := json.Marshal(resp)
	if err != nil {
		w.WriteHeader(http.StatusInternalServerError)
	}
	w.Write(bs)

}

func main() {
	r := mux.NewRouter()
	r.HandleFunc("/", HomeHandler)

	addr := ":8080"
	log.Println("Listening on " + addr)
	log.Println(http.ListenAndServe(addr, r))
}

main_test.go

package main

import (
	"bytes"
	"encoding/json"
	"fmt"
	"io/ioutil"
	"net/http/httptest"
	"os"
	"testing"

	"github.com/stretchr/testify/assert"
)

func payloadFromFixture(name string) ([]byte, error) {
	path := fmt.Sprintf("fixtures/%s.json", name) // CAREFUL! Create your fixture in fixtures/xxx.json
	f, err := os.Open(path)
	if err != nil {
		return nil, err
	}
	return ioutil.ReadAll(f)
}

func TestMyNameIsAlex(t *testing.T) {
	assert := assert.New(t)

	payload, err := payloadFromFixture("myNameIsAlex")
	assert.NoError(err)

	w := httptest.NewRecorder()
	r := httptest.NewRequest("POST", "/", bytes.NewReader(payload))

	HomeHandler(w, r)

	var resp Response
	err = json.NewDecoder(w.Body).Decode(&resp)
	assert.NoError(err)
	assert.Equal(resp.Speech, "Hi Alex")
}