package lifecycle

import (
	"encoding/xml"
)

// Prefix holds the prefix xml tag in <Rule> and <Filter>
type Prefix struct {
	string
	set    bool
	Unused struct{} // Needed for GOB compatibility
}

// UnmarshalXML - decodes XML data.
func (p *Prefix) UnmarshalXML(d *xml.Decoder, start xml.StartElement) (err error) {
	var s string

			prefix: "prefix/obj.ext",
			want:   "prefix/",
		},
		{
			name:   "folderfolderobj",
			prefix: "prefix/prefix2/obj.ext",
			want:   "prefix/prefix2/",
		},
		{
			name:   "folderfolder",
			prefix: "prefix/prefix2/",
			want:   "prefix/prefix2/",
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			if got := baseDirFromPrefix(tt.prefix); got != tt.want {

	"io"

	"github.com/minio/minio-go/v7/pkg/tags"
)

var errInvalidFilter = Errorf("Filter must have exactly one of Prefix, Tag, or And specified")

// Filter - a filter for a lifecycle configuration Rule.
type Filter struct {
	XMLName xml.Name `xml:"Filter"`
	set     bool

	Prefix Prefix

	ObjectSizeGreaterThan int64 `xml:"ObjectSizeGreaterThan,omitempty"`
	ObjectSizeLessThan    int64 `xml:"ObjectSizeLessThan,omitempty"`

)

type warmBackendAzure struct {
	serviceURL   azblob.ServiceURL
	Bucket       string
	Prefix       string
	StorageClass string
}

func (az *warmBackendAzure) getDest(object string) string {
	destObj := object
	if az.Prefix != "" {
		destObj = fmt.Sprintf("%s/%s", az.Prefix, object)
	}
	return destObj
}

func (az *warmBackendAzure) tier() azblob.AccessTierType {

	for i, prefix := range testPrefixes {
		if v.PrefixEnabled(prefix) || !v.PrefixSuspended(prefix) {
			t.Fatalf("Test %d: Expected versioning to be excluded for %s", i+1, prefix)
		}
	}

	// Test applicability for regular objects
	if prefix := "prefix-1/obj-1"; !v.PrefixEnabled(prefix) || v.PrefixSuspended(prefix) {
		t.Fatalf("Expected versioning to be enabled for %s", prefix)
	}

		}
	default:
		// Always print Prefix field when both And & Tag are empty
		if err := e.EncodeElement(f.Prefix, xml.StartElement{Name: xml.Name{Local: "Prefix"}}); err != nil {
			return err
		}
	}

	return e.EncodeToken(xml.EndElement{Name: start.Name})
}

// Validate - validates the filter element
func (f Filter) Validate() error {
	// A Filter must have exactly one of Prefix, Tag, or And specified.
	if !f.And.isEmpty() {

	}
	return nums
}

var (
	file, object, deploymentID, prefix string
	setCount, shards                   int
	verbose                            bool
)

func main() {
	flag.StringVar(&file, "file", "", "Read all objects from file, newline separated")
	flag.StringVar(&prefix, "prefix", "", "Add prefix to all objects")
	flag.StringVar(&object, "object", "", "Select an object")

var prefixUsageCache = cachevalue.New[map[string]uint64]()

// loadPrefixUsageFromBackend returns prefix usages found in passed buckets
//
//	e.g.:  /testbucket/prefix => 355601334
func loadPrefixUsageFromBackend(ctx context.Context, objAPI ObjectLayer, bucket string) (map[string]uint64, error) {
	z, ok := objAPI.(*erasureServerPools)
	if !ok {
		// Prefix usage is empty
		return map[string]uint64{}, nil
	}

	cache := dataUsageCache{}

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package cmd

import (
	"testing"
)

func TestExtractPrefixAndSuffix(t *testing.T) {
	specs := []struct {
		path, prefix, suffix string
		expected             string
	}{
		{"config/iam/groups/foo.json", "config/iam/groups/", ".json", "foo"},
		{"config/iam/groups/./foo.json", "config/iam/groups/", ".json", "foo"},

func checkListObjsArgs(ctx context.Context, bucket, prefix, marker string) error {
	// Verify if bucket is valid.
	if !isMinioMetaBucketName(bucket) && s3utils.CheckValidBucketNameStrict(bucket) != nil {
		return BucketNameInvalid{Bucket: bucket}
	}

	// Validates object prefix validity after bucket exists.
	if !IsValidObjectPrefix(prefix) {
		return ObjectNameInvalid{
			Bucket: bucket,
			Object: prefix,
		}
	}
	return nil
}