// and If-Unmodified-Since headers set are validated.
// If-Modified-Since - Return the object only if it has been modified since the specified time, else return a 304 (not modified).
// If-Unmodified-Since - Return the object only if it has not been modified since the specified time, else return a 412 (precondition failed).
func (s *TestSuiteCommon) TestHeadOnObjectLastModified(c *check) {

				return nil
			}
			return err
		}
		msg, err := target.toProducerMessage(eventData)
		if err != nil {
			return err
		}
		if err = target.batch.Add(key.Name, msg); err != nil {
			return err
		}
	}
	// commit the batch if the key is the last one present in the store.
	if key.IsLast || target.batch.IsFull() {
		return target.commitBatch()
	}
	return nil
}

		return "s3:ObjectAccessed:Head"
	case ObjectAccessedAttributes:
		return "s3:ObjectAccessed:Attributes"
	case ObjectCreatedAll:
		return "s3:ObjectCreated:*"
	case ObjectCreatedCompleteMultipartUpload:
		return "s3:ObjectCreated:CompleteMultipartUpload"
	case ObjectCreatedCopy:
		return "s3:ObjectCreated:Copy"
	case ObjectCreatedPost:
		return "s3:ObjectCreated:Post"
	case ObjectCreatedPut:
		return "s3:ObjectCreated:Put"

		return "BYTES"
	case []Value:
		return "ARRAY"
	case Missing:
		return "MISSING"
	}
	return "--"
}

// Repr returns a string representation of value.
func (v Value) Repr() string {
	switch x := v.value.(type) {
	case nil:
		return ":NULL"
	case bool, int64, float64:
		return fmt.Sprintf("%v:%s", v.value, v.GetTypeString())
	case time.Time:
		return fmt.Sprintf("%s:TIMESTAMP", x)
	case string:

	return d.disk.String()
}

func (d *naughtyDisk) IsOnline() bool {
	if err := d.calcError(); err != nil {
		return err == errDiskNotFound
	}
	return d.disk.IsOnline()
}

func (d *naughtyDisk) LastConn() time.Time {
	return d.disk.LastConn()
}

func (d *naughtyDisk) IsLocal() bool {
	return d.disk.IsLocal()
}

func (d *naughtyDisk) Endpoint() Endpoint {
	return d.disk.Endpoint()
}

	}
	err = en.WriteInt64(z.Size)
	if err != nil {
		err = msgp.WrapError(err, "Size")
		return
	}
	// write "os"
	err = en.Append(0xa2, 0x6f, 0x73)
	if err != nil {
		return
	}
	err = en.WriteUint64(z.Objects)
	if err != nil {
		err = msgp.WrapError(err, "Objects")
		return
	}
	// write "vs"
	err = en.Append(0xa2, 0x76, 0x73)
	if err != nil {
		return
	}

		err = msgp.WrapError(err, "Handler")
		return
	}
	err = en.WriteUint8(uint8(z.Op))
	if err != nil {
		err = msgp.WrapError(err, "Op")
		return
	}
	err = en.WriteUint8(uint8(z.Flags))
	if err != nil {
		err = msgp.WrapError(err, "Flags")
		return
	}
	err = en.WriteBytes(z.Payload)
	if err != nil {
		err = msgp.WrapError(err, "Payload")
		return
	}
	return
}

		zb0001, err = dc.ReadUint8()
		if err != nil {
			err = msgp.WrapError(err)
			return
		}
		(*z) = ChecksumAlgo(zb0001)
	}
	return
}

// EncodeMsg implements msgp.Encodable
func (z ChecksumAlgo) EncodeMsg(en *msgp.Writer) (err error) {
	err = en.WriteUint8(uint8(z))
	if err != nil {
		err = msgp.WrapError(err)
		return
	}
	return
}

// MarshalMsg implements msgp.Marshaler

			if err != nil {
				err = msgp.WrapError(err, "SecretKey")
				return
			}
		case "SessionToken":
			z.SessionToken, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "SessionToken")
				return
			}
		default:
			err = dc.Skip()
			if err != nil {
				err = msgp.WrapError(err)
				return
			}
		}
	}
	return
}

// EncodeMsg implements msgp.Encodable

	if err != nil {
		return
	}
	err = en.WriteInt64(z.ReplicatedCount)
	if err != nil {
		err = msgp.WrapError(err, "ReplicatedCount")
		return
	}
	// write "Failed"
	err = en.Append(0xa6, 0x46, 0x61, 0x69, 0x6c, 0x65, 0x64)
	if err != nil {
		return
	}
	err = z.Failed.EncodeMsg(en)
	if err != nil {
		err = msgp.WrapError(err, "Failed")
		return
	}
	return
}