}
		ts.sel = ts.sel.Add(*req)
		if !reflect.DeepEqual(ts.sel, ts.refSelector) {
			t.Errorf("%s - Expected %v found %v", ts.name, ts.refSelector, ts.sel)
		}
	}
}

func TestSafeSort(t *testing.T) {
	tests := []struct {
		name   string
		in     []string
		inCopy []string
		want   []string
	}{
		{
			name:   "nil strings",
			in:     nil,
			inCopy: nil,