home-automation/src/components/homeassistant/homeassistant_test.go

package homeassistant

import (
	"bytes"
	"log/slog"
	"net/http"
	"net/http/httptest"
	"strings"
	"testing"

	"github.com/spf13/viper"
	"github.com/stretchr/testify/assert"
)

var (
	loggerText = new(bytes.Buffer)
)

func LoggerSetupTeardown(t *testing.T) func() {
	logger := slog.New(slog.NewTextHandler(loggerText, nil))
	defaultLogger := slog.Default()
	slog.SetDefault(logger)

	return func() {
		slog.SetDefault(defaultLogger)
		loggerText.Reset()
	}
}

func TestHandlePooRecorderMsgGetLatest(t *testing.T) {
	teardown := LoggerSetupTeardown(t)
	defer teardown()
	requestBody := `{"target": "poo_recorder", "action": "get_latest", "content": ""}`
	req := httptest.NewRequest(http.MethodPost, "/homeassistant/publish", strings.NewReader(requestBody))
	w := httptest.NewRecorder()
	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		assert.Equal(t, "/poo/latest", r.URL.Path)
	}))
	defer server.Close()
	port := strings.Split(server.URL, ":")[2]
	viper.Set("port", port)

	HandleHaMessage(w, req)
	assert.Equal(t, http.StatusOK, w.Code)
	assert.Empty(t, loggerText.String())
}