public void testAddMoney() { try { customerManager.addMoney(1, 1.75); customerManager.addMoney(2, 2.50); customerManager.addMoney(3, 1.25); customerManager.addMoney(4, 1.50); assertEquals("Running total should be 1.75.", localVends.get(1).getRunningTotal(), 1.75); assertEquals("Running total should be 2.50.", localVends.get(2).getRunningTotal(), 2.50); assertEquals("Running total should be 1.25.", localVends.get(3).getRunningTotal(), 1.25); assertEquals("Running total should be 1.50.", localVends.get(4).getRunningTotal(), 1.50); } catch (Exception e) { e.printStackTrace(); } }