Integration testing in Go using the Chi router is an effective way to ensure that your web application behaves as expected. Chi is a lightweight, idiomatic router for building Go HTTP services. Below is an example demonstrating how to write integration tests for a simple API using Chi.
package main
import (
"net/http"
"net/http/httptest"
"testing"
"github.com/go-chi/chi"
"github.com/stretchr/testify/assert"
)
// Define a simple handler
func GetGreeting(w http.ResponseWriter, r *http.Request) {
w.Write([]byte("Hello, World!"))
}
func TestGetGreeting(t *testing.T) {
r := chi.NewRouter()
r.Get("/", GetGreeting)
req, _ := http.NewRequest(http.MethodGet, "/", nil)
rr := httptest.NewRecorder()
r.ServeHTTP(rr, req)
assert.Equal(t, http.StatusOK, rr.Code)
assert.Equal(t, "Hello, World!", rr.Body.String())
}
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