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server_test.go
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server_test.go
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package main
import (
"encoding/json"
"net/http"
"net/http/httptest"
"testing"
"github.com/labstack/echo/v4"
"github.com/stretchr/testify/assert"
)
func TestGreeterAnonymous(t *testing.T) {
greeting := Greeting{
Name: "Kamesh",
Message: "Hello,Anonymous",
}
// Setup
e := echo.New()
req := httptest.NewRequest(http.MethodGet, "/", nil)
req.Header.Add("Content-Type", "application/json")
rec := httptest.NewRecorder()
c := e.NewContext(req, rec)
// Assertions
if assert.NoError(t, sayHello(c)) {
assert.Equal(t, http.StatusOK, rec.Code)
var got Greeting
err := json.Unmarshal(rec.Body.Bytes(), &got)
assert.NoError(t, err)
assert.Equalf(t, greeting.Message, got.Message, "Expecting %s but got %s", greeting.Message, got.Message)
}
}
func TestGreetNamed(t *testing.T) {
greeting := Greeting{
Name: "Kamesh",
Message: "Hello,Kamesh",
}
// Setup
e := echo.New()
req := httptest.NewRequest(http.MethodGet, "/?name=Kamesh", nil)
req.Header.Add("Content-Type", "application/json")
rec := httptest.NewRecorder()
c := e.NewContext(req, rec)
// Assertions
if assert.NoError(t, sayHello(c)) {
assert.Equal(t, http.StatusOK, rec.Code)
var got Greeting
err := json.Unmarshal(rec.Body.Bytes(), &got)
assert.NoError(t, err)
assert.Equalf(t, greeting.Message, got.Message, "Expecting %s but got %s", greeting.Message, got.Message)
}
}
func TestGreetNamedPrefix(t *testing.T) {
greeting := Greeting{
Name: "Kamesh",
Message: "Hi,Kamesh",
}
// Setup
t.Setenv("GREETING_PREFIX", "Hi")
e := echo.New()
req := httptest.NewRequest(http.MethodGet, "/?name=Kamesh", nil)
req.Header.Add("Content-Type", "application/json")
rec := httptest.NewRecorder()
c := e.NewContext(req, rec)
// Assertions
if assert.NoError(t, sayHello(c)) {
assert.Equal(t, http.StatusOK, rec.Code)
var got Greeting
err := json.Unmarshal(rec.Body.Bytes(), &got)
assert.NoError(t, err)
assert.Equalf(t, greeting.Message, got.Message, "Expecting %s but got %s", greeting.Message, got.Message)
}
}