"fmt"
	"io"
	"testing"

	"github.com/minio/minio/internal/ioutil"
)

// Tests functions like Size(), MD5*(), SHA256*()
func TestHashReaderHelperMethods(t *testing.T) {
	r, err := NewReader(context.Background(), bytes.NewReader([]byte("abcd")), 4, "e2fc714c4727ee9395f324cd2e7f331f", "88d4266fd4e6338d13b845fcf289579d209c897823b9217da3e161936f031589", 4)
	if err != nil {
		t.Fatal(err)
	}
	_, err = io.Copy(io.Discard, r)

				runAllIAMSTSTests(testCase, &check{t, testCase.serverType})
			},
		)
	}
}

func (s *TestSuiteIAM) TestSTSServiceAccountsWithUsername(c *check) {
	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
	defer cancel()

	bucket := "dillon-bucket"
	err := s.client.MakeBucket(ctx, bucket, minio.MakeBucketOptions{})
	if err != nil {
		c.Fatalf("bucket create error: %v", err)
	}

	}

	if debug {
		s3Client.TraceOn(os.Stderr)
	}

	var buckets []string
	if bucket != "" {
		buckets = append(buckets, bucket)
	} else {
		bucketsInfo, err := s3Client.ListBuckets(context.Background())
		if err != nil {
			log.Fatalln(err)
		}
		for _, b := range bucketsInfo {
			buckets = append(buckets, b.Name)
		}
	}

	for _, bucket := range buckets {
		opts := minio.ListObjectsOptions{

	versions            []byte
	setIndex, poolIndex int
	queued              time.Time
	scanMode            madmin.HealScanMode
}

// mrfState sncapsulates all the information
// related to the global background MRF.
type mrfState struct {
	opCh chan partialOperation
}

// Add a partial S3 operation (put/delete) when one or more disks are offline.
func (m *mrfState) addPartialOp(op partialOperation) {
	if m == nil {

				return
			}
			sizeS.totalSize = s.Size()
			sizeS.versions++
			return sizeS, nil
		}
		return
	}

	weSleep := func() bool { return false }

	got, err := scanDataFolder(context.Background(), nil, base, dataUsageCache{Info: dataUsageCacheInfo{Name: bucket}}, getSize, 0, weSleep)
	if err != nil {
		t.Fatal(err)
	}

	// Test dirs
	want := []struct {
		path       string
		isNil      bool

		if err != nil {
			t.Fatalf("Test %d: failed to setup Erasure environment: %v", i, err)
		}
		disks := setup.disks
		erasure, err := NewErasure(context.Background(), test.dataBlocks, test.disks-test.dataBlocks, test.blocksize)
		if err != nil {
			t.Fatalf("Test %d: failed to create ErasureStorage: %v", i, err)
		}
		data := make([]byte, test.size)

			break
		}
	}
}

// Tests presigned v2 signature.
func TestDoesPresignedV2SignatureMatch(t *testing.T) {
	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	obj, fsDir, err := prepareFS(ctx)
	if err != nil {
		t.Fatal(err)
	}
	defer os.RemoveAll(fsDir)
	if err = newTestConfig(globalMinioDefaultRegion, obj); err != nil {
		t.Fatal(err)
	}

	if err != nil {
		if !errors.Is(err, sarama.ErrOutOfBrokers) {
			target.loggerOnce(context.Background(), err, target.ID().String())
		}
		return err
	}

	producer, err := sarama.NewSyncProducerFromClient(client)
	if err != nil {
		if !errors.Is(err, sarama.ErrOutOfBrokers) {
			target.loggerOnce(context.Background(), err, target.ID().String())
		}
		return err
	}
	target.client = client

		log.Fatalln(err)
	}

	var opts minio.GetObjectOptions

	// Add extract header to request:
	opts.Set("x-minio-extract", "true")

	// Download API.md from the archive
	rd, err := s3Client.GetObject(context.Background(), "your-bucket", "path/to/file.zip/data.csv", opts)
	if err != nil {
		log.Fatalln(err)
	}
	_, err = io.Copy(os.Stdout, rd)
	if err != nil {
		log.Fatalln(err)
	}

	objAPI, disks, err := prepareErasure(context.Background(), 8)
	if err != nil {
		t.Fatalf("Failed to initialize object layer: %v", err)
	}
	defer removeRoots(disks)
	setObjectLayer(objAPI)
	globalBucketMetadataSys = NewBucketMetadataSys()
	globalBucketObjectLockSys = &BucketObjectLockSys{}
	globalBucketVersioningSys = &BucketVersioningSys{}
	es := newExpiryState(context.Background(), objAPI, 0)