public void ToStringArrangedTest() { String s1 = "CO2 + H2O = C6H12O6 + O2"; ChemEqnMatrix cm = new ChemEqnMatrix(s1); string result = cm.ToStringArranged(); string expected = "1 0 -6 0 0 \n2 1 -6 -2 0 \n0 2 -12 0 0 \n1 0 0 0 1 \n"; Assert.AreEqual(expected, result); }