type ListObjectVersionsInfo struct {
	// Indicates whether the returned list objects response is truncated. A
	// value of true indicates that the list was truncated. The list can be truncated
	// if the number of objects exceeds the limit allowed or specified
	// by max keys.
	IsTruncated bool

	// When response is truncated (the IsTruncated element value in the response is true),

		},
		{
			desc:       "Correct sha256, nested, truncated",
			src:        mustReader(t, bytes.NewReader([]byte("abcd-more-stuff-to-be ignored")), 4, "", "", 4),
			size:       4,
			actualSize: -1,
			sha256hex:  "88d4266fd4e6338d13b845fcf289579d209c897823b9217da3e161936f031589",
			err:        ioutil.ErrOverread,
		},
		7: {
			desc:       "Correct sha256, nested, truncated, swapped",

						t.Errorf("Test %d: %s: Expected NextMarker to contain a string since listing is truncated, but instead found it to be empty", i+1, instanceType)
					}

					if !testCase.resultL.IsTruncated && resultL.NextMarker != "" {
						if !resultL.IsTruncated || len(resultL.Objects) == 0 {
							t.Errorf("Test %d: %s: Expected NextMarker to be empty since listing is not truncated, but instead found `%v`", i+1, instanceType, resultL.NextMarker)
						}
					}

		return entries, listErr
	}
	entries.reuse = true
	truncated := entries.len() > o.Limit || err == nil
	entries.truncate(o.Limit)
	if !o.Transient && truncated {
		if o.ID == "" {
			entries.listID = mustGetUUID()
		} else {
			entries.listID = o.ID
		}
	}
	if !truncated {
		return entries, io.EOF
	}
	return entries, nil
}

	KeyMarker string

	// When response is truncated (the IsTruncated element value in the response
	// is true), you can use the key name in this field as marker in the subsequent
	// request to get next set of objects. Server lists objects in alphabetical
	// order Note: This element is returned only if you have delimiter request parameter
	// specified. If response does not include the NextMaker and it is truncated,

				r.Close()
				if err == nil {
					response := time.Since(t)
					ttfb := time.Since(*fbr.t)
					// Only capture success criteria - do not
					// have to capture failed reads, truncated
					// reads etc.
					atomic.AddUint64(&totalBytesRead, uint64(n))
					mu.Lock()
					downloadTimes = append(downloadTimes, response)
					downloadTTFB = append(downloadTTFB, ttfb)
					mu.Unlock()
				}

				diskHealthCheckOK(ctx, err)
				if err != nil {
					// It is totally possible that xl.meta was overwritten
					// while being concurrently listed at the same time in
					// such scenarios the 'xl.meta' might get truncated
					if !IsErrIgnored(err, io.EOF, io.ErrUnexpectedEOF) {
						internalLogOnceIf(ctx, err, "metacache-walk-read-metadata")
					}
					continue
				}
				meta.name = strings.TrimSuffix(entry, xlStorageFormatFile)

		fieldDelimiter  string
		sendErr         error
		header          bool
		wantColumns     []string
		wantFields      string
		wantErr         error
	}{
		{
			file:            "truncated-records.csv",
			recordDelimiter: "^Y",
			fieldDelimiter:  ",",
			header:          true,

type readBadSeeker struct{ io.ReadSeeker }

func (rbs *readBadSeeker) Seek(int64, int) (int64, error) { return 0, fmt.Errorf("illegal seek") }

// TestReadTruncation test the ending condition on various truncated files and
// that truncated files are still detected even if the underlying io.Reader
// satisfies io.Seeker.
func TestReadTruncation(t *testing.T) {
	var ss []string
	for _, p := range []string{
		"testdata/gnu.tar",

			},
		},
	},
	// Issue 66869: Don't skip over an EOCDR with a truncated comment.
	// The test file sneakily hides a second EOCDR before the first one;
	// previously we would extract one file ("file") from this archive,
	// while most other tools would reject the file or extract a different one ("FILE").
	{
		Name:  "comment-truncated.zip",
		Error: ErrFormat,
	},
}

func TestReader(t *testing.T) {