Inicial

backend/pkg/redis/redis.go

@@ -0,0 +1,36 @@
+package redis
+
+import (
+	"context"
+	"fmt"
+	"time"
+
+	goredis "github.com/redis/go-redis/v9"
+)
+
+type Redis struct {
+	Client *goredis.Client
+}
+
+func New(redisURL string) (*Redis, error) {
+	opts, err := goredis.ParseURL(redisURL)
+	if err != nil {
+		return nil, fmt.Errorf("redis: invalid URL: %w", err)
+	}
+
+	client := goredis.NewClient(opts)
+
+	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
+	defer cancel()
+
+	if err := client.Ping(ctx).Err(); err != nil {
+		client.Close()
+		return nil, fmt.Errorf("redis: failed to connect: %w", err)
+	}
+
+	return &Redis{Client: client}, nil
+}
+
+func (r *Redis) Close() error {
+	return r.Client.Close()
+}

backend/pkg/redis/redis_test.go

@@ -0,0 +1,37 @@
+package redis_test
+
+import (
+	"context"
+	"os"
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+
+	redispkg "github.com/techxcar/backend/pkg/redis"
+)
+
+func TestNew_invalidURL(t *testing.T) {
+	_, err := redispkg.New("not-a-valid-url")
+	assert.Error(t, err)
+}
+
+func TestNew_valid(t *testing.T) {
+	url := os.Getenv("TEST_REDIS_URL")
+	if url == "" {
+		t.Skip("TEST_REDIS_URL not set, skipping integration test")
+	}
+
+	rdb, err := redispkg.New(url)
+	require.NoError(t, err)
+	defer rdb.Close()
+
+	ctx := context.Background()
+	err = rdb.Client.Set(ctx, "test_key", "test_value", time.Second).Err()
+	assert.NoError(t, err)
+
+	val, err := rdb.Client.Get(ctx, "test_key").Result()
+	assert.NoError(t, err)
+	assert.Equal(t, "test_value", val)
+}