}
	if err := tw.WriteHeader(hdr); err != nil {
		t.Fatalf("tw.WriteHeader: %v", err)
	}
	if _, err := tw.Write(data); err != nil {
		t.Fatalf("tw.Write: %v", err)
	}
	if err := tw.Close(); err != nil {
		t.Fatalf("tw.Close: %v", err)
	}

	// Read it back.
	tr := NewReader(&b)
	rHdr, err := tr.Next()
	if err != nil {
		t.Fatalf("tr.Next: %v", err)
	}
	if !reflect.DeepEqual(rHdr, hdr) {

		if err != nil {
			t.Fatalf("Test %d: failed to create test setup: %v", i, err)
		}
		disks := setup.disks
		erasure, err := NewErasure(t.Context(), test.dataBlocks, test.onDisks-test.dataBlocks, test.blocksize)
		if err != nil {
			t.Fatalf("Test %d: failed to create ErasureStorage: %v", i, err)
		}
		buffer := make([]byte, test.blocksize, 2*test.blocksize)

		switch {
		case testCase.expectedErr == nil:
			if err != nil {
				t.Fatalf("error: expected = <nil>, got = %v", err)
			}
		case err == nil:
			t.Fatalf("error: expected = %v, got = <nil>", testCase.expectedErr)
		case testCase.expectedErr.Error() != err.Error():
			t.Fatalf("error: expected = %v, got = %v", testCase.expectedErr, err)
		}
	}
}

)

func TestIsInvalidDBNameChar(t *testing.T) {
	for _, db := range []string{"db", "dbName", "db_name", "db1", "1dbname", "db$name"} {
		if fields := strings.FieldsFunc(db, IsInvalidDBNameChar); len(fields) != 1 {
			t.Fatalf("failed to parse db name %v", db)
		}
	}
}

func TestCheckTruth(t *testing.T) {
	checkTruthTests := []struct {
		v   string
		out bool
	}{
		{"123", true},
		{"true", true},
		{"", false},

		t.Fatalf("Expected %v data points when toLowerAPILabels=false but got %v", expPoints, len(metrics))
	}

	metrics = getHistogramMetrics(ttfbHist, getBucketTTFBDistributionMD(), true, false)
	// additional labels for +Inf for all histogram metrics
	if expPoints := len(labels) * (len(histBuckets) + 1); expPoints != len(metrics) {

func (w *Walker) pushScope(name string) (popFunc func()) {
	w.scope = append(w.scope, name)
	return func() {
		if len(w.scope) == 0 {
			log.Fatalf("attempt to leave scope %q with empty scope list", name)
		}
		if w.scope[len(w.scope)-1] != name {
			log.Fatalf("attempt to leave scope %q, but scope is currently %#v", name, w.scope)
		}
		w.scope = w.scope[:len(w.scope)-1]
	}
}

	defer func() {
		if recover() == nil {
			t.Fatalf("unlock of unlocked RWMutex did not panic")
		}
	}()
	mu := NewLRWMutex()
	mu.Unlock()
}

// Borrowed from rwmutex_test.go
func TestUnlockPanic2(t *testing.T) {
	defer func() {
		if recover() == nil {
			t.Fatalf("unlock of unlocked RWMutex did not panic")
		}
	}()
	mu := NewLRWMutex()
	mu.RLock()
	mu.Unlock()
}

		_, err := validateBucketSSEConfig(bytes.NewReader([]byte(tc.inputXML)))
		if tc.shouldPass && err != nil {
			t.Fatalf("Test case %d: Expected to succeed but got %s", i+1, err)
		}

		if !tc.shouldPass {
			if err == nil || err != nil && err.Error() != tc.expectedErr.Error() {
				t.Fatalf("Test case %d: Expected %s but got %s", i+1, tc.expectedErr, err)
			}
		}
	}

	}
	err := pubKeys.parseAndAdd(bytes.NewBuffer([]byte(jsonkey)))
	if err != nil {
		t.Fatal("Error loading pubkeys:", err)
	}
	if len(pubKeys.pkMap) != 1 {
		t.Fatalf("Expected 1 keys, got %d", len(pubKeys.pkMap))
	}

	u1, err := xnet.ParseHTTPURL("http://127.0.0.1:8443")
	if err != nil {
		t.Fatal(err)
	}

	provider := providerCfg{}
	provider.JWKS.URL = u1
	cfg := Config{
		Enabled: true,

			var expiration Expiration
			err := xml.Unmarshal([]byte(tc.inputXML), &expiration)
			if err != nil {
				t.Fatalf("%d: %v", i+1, err)
			}

			err = expiration.Validate()
			if err != tc.expectedErr {
				t.Fatalf("%d: got: %v, expected: %v", i+1, err, tc.expectedErr)
			}
		})
	}