public virtual void test_total_multipleCurrency()
 {
     assertEquals(SENSI_2.total(USD, FX_RATE).Amount, MATRIX_USD2.total() + MATRIX_EUR1.total() * 1.6d, 1e-8);
 }
 //-------------------------------------------------------------------------
 public virtual void test_total_singleCurrency()
 {
     assertEquals(SENSI_1.total(USD, FxMatrix.empty()).Amount, MATRIX_USD1.total(), 1e-8);
 }