t.Fatalf("Test %d: expected %v but got %v for %v", i+1, tc.ondisk, actual, tc.meta)
		}
	}
}

func TestObjectIsRemote(t *testing.T) {
	fi := newFileInfo("object", 8, 8)
	fi.Erasure.Index = 1
	if !fi.IsValid() {
		t.Fatalf("unable to get xl meta")
	}

	testCases := []struct {
		meta   map[string]string
		remote bool
	}{
		{
			// restore in progress
			meta: map[string]string{

	atomic.StoreUint64(&sys.LastRefreshTimeUnixNano, uint64(loadStartTime.Add(loadDuration).UnixNano()))
	atomic.AddUint64(&sys.TotalRefreshSuccesses, 1)

	if !globalSiteReplicatorCred.IsValid() {
		sa, _, err := sys.getServiceAccount(ctx, siteReplicatorSvcAcc)
		if err == nil {
			globalSiteReplicatorCred.Set(sa.Credentials)
		}
	}

	if firstTime {

	}

	// Iterate through all the modTimes and count the FileInfo(s) with latest time.
	for index, t := range modTimes {
		if partsMetadata[index].IsValid() && t.Equal(modTime) {
			latestFileInfo = partsMetadata[index]
			count++
		}
	}

	if !latestFileInfo.IsValid() {
		return FileInfo{}, errErasureReadQuorum
	}

	if count < latestFileInfo.Erasure.DataBlocks {
		return FileInfo{}, errErasureReadQuorum
	}

		return
	}

	// Validate storage class metadata if present
	dstSc := r.Header.Get(xhttp.AmzStorageClass)
	if dstSc != "" && !storageclass.IsValid(dstSc) {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidStorageClass), r.URL)
		return
	}

	// Check if bucket encryption is enabled
	sseConfig, _ := globalBucketSSEConfigSys.Get(dstBucket)

	sseConfig.Apply(r.Header, sse.ApplyOptions{
		AutoEncrypt: globalAutoEncryption,
	})

	// Validate storage class metadata if present
	if sc := r.Header.Get(xhttp.AmzStorageClass); sc != "" {
		if !storageclass.IsValid(sc) {
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidStorageClass), r.URL)
			return
		}
	}

	encMetadata := map[string]string{}

	if crypto.Requested(r.Header) {

	}

	// When looking for a user's policies, we also check if the user
	// and the groups they are member of are enabled.
	u, ok := c.iamUsersMap[name]
	if ok {
		if !u.Credentials.IsValid() {
			return nil, time.Time{}, nil
		}
	}

	// For internal IDP regular/service account user accounts, the policy
	// mapping is iamUserPolicyMap. For STS accounts, the parent user would be

}

func (s *siteReplicatorCred) Set(c auth.Credentials) {
	s.Lock()
	defer s.Unlock()
	s.Creds = c
}

func (s *siteReplicatorCred) IsValid() bool {
	s.RLock()
	defer s.RUnlock()
	return s.Creds.IsValid()

			for index, e := range etags {
				if partsMetadata[index].IsValid() && e == etag {
					onlineDisks[index] = disks[index]
				} else {
					onlineDisks[index] = nil
				}
			}
			return onlineDisks, modTime, etag
		}
	}

	// Create a new online disks slice, which have common uuid.
	for index, t := range modTimes {
		if partsMetadata[index].IsValid() && t.Equal(modTime) {
			onlineDisks[index] = disks[index]

		{7, 4},
		// Insert part.
		{3, 2},
		// Replace existing part.
		{4, 3},
		// Missing part.
		{6, -1},
	}

	// Setup.
	fi := newFileInfo("test-object", 8, 8)
	fi.Erasure.Index = 1
	if !fi.IsValid() {
		t.Fatalf("unable to get xl meta")
	}

	// Test them.
	for _, testCase := range testCases {
		if testCase.expectedIndex > -1 {
			partNumString := strconv.Itoa(testCase.partNum)

			continue
		}
		if parity != tt.expectedParity {
			t.Errorf("Test %d, Expected parity drives %d, got %d", i+1, tt.expectedParity, parity)
		}
	}
}

// Test IsValid method with valid and invalid inputs
func TestIsValidStorageClassKind(t *testing.T) {
	tests := []struct {
		sc   string
		want bool
	}{
		{"STANDARD", true},
		{"REDUCED_REDUNDANCY", true},
		{"", false},