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},
		{"INVALID", false},
		{"123", false},