namer:            namer,
		initialized:      make(chan struct{}),
	}
	// When the schema initialization is completed, the channel will be closed
	defer close(schema.initialized)

	// Load exist schema cache, return if exists
	if v, ok := cacheStore.Load(schemaCacheKey); ok {
		s := v.(*Schema)
		// Wait for the initialization of other goroutines to complete
		<-s.initialized
		return s, s.err
	}

package cmd

import (
	"net/http"
	"net/http/httptest"
	"testing"

	"github.com/minio/mux"
)

// Test cross domain xml handler.
func TestCrossXMLHandler(t *testing.T) {
	// Server initialization.
	router := mux.NewRouter().SkipClean(true).UseEncodedPath()
	handler := setCrossDomainPolicyMiddleware(router)
	srv := httptest.NewServer(handler)

	resp, err := http.Get(srv.URL + crossDomainXMLEntity)

	obj, err := newObjectLayer(ctx, mustGetPoolEndpoints(0, disks...))
	if err != nil {
		t.Fatal("Unexpected object layer initialization error", err)
	}

	_, ok := obj.(*erasureServerPools)
	if !ok {
		t.Fatal("Unexpected object layer detected", reflect.TypeOf(obj))
	}

	// Tests for Erasure object layer initialization.

	// Create temporary backend for the test server.
	nDisks = 16
	disks, err = getRandomDisks(nDisks)

		return nil, errors.New("AWS Role cannot be activated with static credentials or the web identity token file")
	case conf.Bucket == "":
		return nil, errors.New("no bucket name was provided")
	}

	// Credentials initialization
	var creds *credentials.Credentials
	switch {
	case conf.AWSRole:
		creds = credentials.New(&credentials.IAM{
			Client: &http.Client{
				Transport: NewHTTPTransport(),
			},
		})

	}

	if crcHashElement := hashKey("UNKNOWN", "This will fail", 0, testUUID); crcHashElement != -1 {
		t.Errorf("Test: Expected \"-1\" but got \"%v\"", crcHashElement)
	}
}

// TestNewErasure - tests initialization of all input disks
// and constructs a valid `Erasure` object
func TestNewErasureSets(t *testing.T) {
	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	nDisks := 16 // Maximum disks.

)

const (
	// MetaMultipart indicates that the object has been uploaded
	// in multiple parts - via the S3 multipart API.
	MetaMultipart = "X-Minio-Internal-Encrypted-Multipart"

	// MetaIV is the random initialization vector (IV) used for
	// the MinIO-internal key derivation.
	MetaIV = "X-Minio-Internal-Server-Side-Encryption-Iv"

	// MetaAlgorithm is the algorithm used to derive internal keys
	// and encrypt the objects.

func newPeerS3Client(node Node) peerS3Client {
	var gridConn atomic.Pointer[grid.Connection]

	return &remotePeerS3Client{
		node: node,
		gridConn: func() *grid.Connection {
			// Lazy initialization of grid connection.
			// When we create this peer client, the grid connection is likely not yet initialized.
			if node.GridHost == "" {

	Writer          bool      // Bool whether write or read lock.
	UID             string    // UID to uniquely identify request of client.
	Timestamp       time.Time // Timestamp set at the time of initialization.
	TimeLastRefresh time.Time // Timestamp for last lock refresh.
	Source          string    // Contains line, function and filename requesting the lock.
	Group           bool      // indicates if it was a group lock.

		return nil, nil, errInvalidArgument
	}

	globalDeploymentIDPtr.Store(&format.ID)
	return storageDisks, format, nil
}

// Format disks before initialization of object layer.
func waitForFormatErasure(firstDisk bool, endpoints Endpoints, poolCount, setCount, setDriveCount int, deploymentID string) ([]StorageAPI, *formatErasureV3, error) {

	resetTestGlobals()

	objLayer, fsDir, err := prepareFS(ctx)
	if err != nil {
		t.Fatalf("Initialization of object layer failed for single node setup: %s", err)
	}

	bucketFS, fsAPIRouter, err := initAPIHandlerTest(ctx, objLayer, endpoints)
	if err != nil {
		t.Fatalf("Initialization of API handler tests failed: <ERROR> %s", err)
	}

	// initialize the server and obtain the credentials and root.