err := ValidateFilterRuleValue(testCase.value)
		expectErr := (err != nil)

		if expectErr != testCase.expectErr {
			t.Fatalf("test %v: error: expected: %v, got: %v", i+1, testCase.expectErr, expectErr)
		}
	}
}

func TestFilterRuleUnmarshalXML(t *testing.T) {
	testCases := []struct {
		data           []byte
		expectedResult *FilterRule
		expectErr      bool
	}{
		{[]byte(`<FilterRule></FilterRule>`), nil, true},

				WriteSectors: 157049224,
				WriteTicks:   7469810,
				CurrentIOs:   0,
				TotalTicks:   7580552,
				ReqTicks:     9869354,
			},
			expectErr: false,
		},
		{
			stat:            "1432553   420084 66247626  2398227",
			expectedIOStats: IOStats{},
			expectErr:       true,
		},
	}

	for _, testCase := range testCases {
		testCase := testCase
		t.Run("", func(t *testing.T) {

	testCases := []struct {
		expectErr bool
	}{
		{true},
	}

	for i, testCase := range testCases {
		_, err := storage.DiskInfo(t.Context(), DiskInfoOptions{Metrics: true})
		expectErr := (err != nil)

		if expectErr != testCase.expectErr {
			t.Fatalf("case %v: error: expected: %v, got: %v", i+1, testCase.expectErr, expectErr)
		}
		if err != errUnformattedDisk {

	}

	for i, testCase := range testCases {
		err := testCase.targetList.Add(testCase.target)
		expectErr := (err != nil)

		if expectErr != testCase.expectErr {
			t.Fatalf("test %v: error: expected: %v, got: %v", i+1, testCase.expectErr, expectErr)
		}

		if !testCase.expectErr {
			result := testCase.targetList.List()

			if len(result) != len(testCase.expectedResult) {

		value       DefaultRetention
		expectedErr error
		expectErr   bool
	}{
		{
			value:       DefaultRetention{Mode: "retain"},
			expectedErr: fmt.Errorf("unknown retention mode retain"),
			expectErr:   true,
		},
		{
			value:       DefaultRetention{Mode: RetGovernance},
			expectedErr: fmt.Errorf("either Days or Years must be specified"),
			expectErr:   true,
		},
		{

		reqURL    string
		duration  time.Duration
		expectErr bool
	}{
		{
			reqURL:   "http://127.0.0.1:8443/?Token=xxxxx",
			duration: time.Duration(60) * time.Minute,
		},
		{
			reqURL:    "http://127.0.0.1:8443/?DurationSeconds=9s",
			expectErr: true,
		},
		{
			reqURL:    "http://127.0.0.1:8443/?DurationSeconds=31536001",
			expectErr: true,
		},
		{