203 lines
8.4 KiB
Java
203 lines
8.4 KiB
Java
package org.mustangproject.ZUGFeRD;
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import static java.math.BigDecimal.TEN;
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import static java.math.BigDecimal.valueOf;
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import static org.junit.Assert.assertEquals;
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import org.junit.Test;
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import org.mustangproject.*;
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import java.math.BigDecimal;
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import java.text.SimpleDateFormat;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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/***
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* tests the linecalculator and transactioncalculator classes
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*
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*/
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public class CalculationTest {
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@Test
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public void testLineCalculator_simpleAmounts_resultInValidVATAmount() {
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final IZUGFeRDExportableProduct product = new IZUGFeRDExportableProductImpl().setVatPercent(valueOf(16));
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final IZUGFeRDExportableItem currentItem = new IZUGFeRDExportableItemImpl().setPrice(valueOf(100))
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.setQuantity(TEN)
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.setProduct(product);
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final LineCalculator calculator = new LineCalculator(currentItem);
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assertEquals(valueOf(100).stripTrailingZeros(), calculator.getPrice().stripTrailingZeros());
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assertEquals(valueOf(1000).stripTrailingZeros(), calculator.getItemTotalNetAmount().stripTrailingZeros());
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assertEquals(valueOf(160).stripTrailingZeros(), calculator.getItemTotalVATAmount().stripTrailingZeros());
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}
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@Test
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public void testLineCalculatorInclusiveAllowance() {
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//This test failed with previous implementation. By rounding the totalVATAmount to 2 decimal places the result became wrong
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final IZUGFeRDExportableProduct product = new IZUGFeRDExportableProductImpl().setVatPercent(valueOf(16));
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// 10 % discount on each item
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final IZUGFeRDAllowanceCharge allowance = new IZUGFeRDAllowanceChargeImpl().setTotalAmount(valueOf(14.8730));
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final IZUGFeRDExportableItem currentItem = new IZUGFeRDExportableItemImpl().setPrice(valueOf(148.73))
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.setQuantity(valueOf(12))
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.setItemAllowances(new IZUGFeRDAllowanceCharge[]{allowance})
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.setProduct(product);
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final LineCalculator calculator = new LineCalculator(currentItem);
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assertEquals(valueOf(133.857).stripTrailingZeros(), calculator.getPrice().stripTrailingZeros());
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assertEquals(valueOf(1606.28).stripTrailingZeros(), calculator.getItemTotalNetAmount().stripTrailingZeros());
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assertEquals(valueOf(257.0048).stripTrailingZeros(), calculator.getItemTotalVATAmount().stripTrailingZeros());
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}
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@Test
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public void testLineCalculatorInclusiveAllowanceAndCharge() {
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final IZUGFeRDExportableProduct product = new IZUGFeRDExportableProductImpl().setVatPercent(valueOf(16));
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// 10 % discount on each item
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final IZUGFeRDAllowanceCharge allowance = new IZUGFeRDAllowanceChargeImpl().setTotalAmount(valueOf(14.873));
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// 20 % charge
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final IZUGFeRDAllowanceCharge charge = new IZUGFeRDAllowanceChargeImpl().setTotalAmount(valueOf(29.746));
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final IZUGFeRDExportableItem currentItem = new IZUGFeRDExportableItemImpl().setPrice(valueOf(148.73))
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.setQuantity(valueOf(12))
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.setItemAllowances(new IZUGFeRDAllowanceCharge[]{allowance})
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.setItemCharges(new IZUGFeRDAllowanceCharge[]{charge})
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.setProduct(product);
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final LineCalculator calculator = new LineCalculator(currentItem);
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assertEquals(valueOf(163.603).stripTrailingZeros(), calculator.getPrice().stripTrailingZeros());
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assertEquals(valueOf(1963.24).stripTrailingZeros(), calculator.getItemTotalNetAmount().stripTrailingZeros());
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assertEquals(valueOf(314.1184).stripTrailingZeros(), calculator.getItemTotalVATAmount().stripTrailingZeros());
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}
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@Test
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public void testTotalCalculatorGrandTotalRounding() {
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SimpleDateFormat sqlDate = new SimpleDateFormat("yyyy-MM-dd");
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BigDecimal sales_tax_percent1 = new BigDecimal(16);
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BigDecimal total_increase_percent = new BigDecimal(0.80);
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BigDecimal total_discount_percent = new BigDecimal(2.00);
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/* invoice (1st part) */
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Invoice invoice = new Invoice();
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invoice.setDocumentName("Rechnung");
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invoice.setNumber("777777");
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try {
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invoice.setIssueDate(sqlDate.parse("2020-12-31"));
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invoice.setDetailedDeliveryPeriod(sqlDate.parse("2020-12-01 - 2020-12-31".split(" - ")[0]), sqlDate.parse("2020-12-01 - 2020-12-31".split(" - ")[1]));
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invoice.setDeliveryDate(sqlDate.parse("2020-12-31"));
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invoice.setDueDate(sqlDate.parse("2021-01-15"));
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} catch (Exception e) {
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Logger.getLogger(CalculationTest.class.getName()).log(Level.SEVERE, null, e);
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}
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/* trade party (sender) */
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TradeParty sender = new TradeParty("Maier GmbH", "Musterweg 5", "11111", "Testung", "DE");
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sender.addVATID("DE2222222222");
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invoice.setSender(sender);
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/* trade party (recipient) */
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TradeParty recipient = new TradeParty("Teston GmbH" + " " + "Zentrale" + " " + "", "Testweg 5", "11111", "Testung", "DE");
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recipient.setID("111111");
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recipient.addVATID("DE111111111");
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invoice.setRecipient(recipient);
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/* item */
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Product product;
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Item item;
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BigDecimal item_increase = BigDecimal.ZERO;
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BigDecimal item_discount = BigDecimal.ZERO;
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product = new Product("AAA", "", "H84", sales_tax_percent1).setSellerAssignedID("1AAA");
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item = new Item(product, new BigDecimal("4.750"), new BigDecimal(5.00));
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item_discount = new BigDecimal("10.00");
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if (item_increase.compareTo(BigDecimal.ZERO) > 0) {
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item.addCharge(new Charge().setPercent(item_increase).setTaxPercent(sales_tax_percent1).setCategoryCode("ZZZ").setReason("Zuschlag"));
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}
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if (item_discount.compareTo(BigDecimal.ZERO) > 0) {
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item.addAllowance(new Allowance().setPercent(item_discount).setTaxPercent(sales_tax_percent1).setCategoryCode("95").setReason("Rabatt"));
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}
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invoice.addItem(item);
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product = new Product("BBB", "", "H84", sales_tax_percent1).setSellerAssignedID("2BBB");
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item = new Item(product, new BigDecimal("5.750"), new BigDecimal(4.00));
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item_discount = BigDecimal.ZERO;
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if (item_increase.compareTo(BigDecimal.ZERO) > 0) {
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item.addCharge(new Charge().setPercent(item_increase).setTaxPercent(sales_tax_percent1).setCategoryCode("ZZZ").setReason("Zuschlag"));
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}
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if (item_discount.compareTo(BigDecimal.ZERO) > 0) {
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item.addAllowance(new Allowance().setPercent(item_discount).setTaxPercent(sales_tax_percent1).setCategoryCode("95").setReason("Rabatt"));
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}
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invoice.addItem(item);
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product = new Product("CCC", "", "H84", sales_tax_percent1).setSellerAssignedID("3CCC");
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item = new Item(product, new BigDecimal("6.750"), new BigDecimal(3.00));
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item_discount = new BigDecimal("10.00");
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if (item_increase.compareTo(BigDecimal.ZERO) > 0) {
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item.addCharge(new Charge().setPercent(item_increase).setTaxPercent(sales_tax_percent1).setCategoryCode("ZZZ").setReason("Zuschlag"));
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}
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if (item_discount.compareTo(BigDecimal.ZERO) > 0) {
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item.addAllowance(new Allowance().setPercent(item_discount).setTaxPercent(sales_tax_percent1).setCategoryCode("95").setReason("Rabatt"));
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}
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invoice.addItem(item);
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product = new Product("DDD", "", "H84", sales_tax_percent1).setSellerAssignedID("4DDD");
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item = new Item(product, new BigDecimal("7.750"), new BigDecimal(2.00));
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item_discount = BigDecimal.ZERO;
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if (item_increase.compareTo(BigDecimal.ZERO) > 0) {
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item.addCharge(new Charge().setPercent(item_increase).setTaxPercent(sales_tax_percent1).setCategoryCode("ZZZ").setReason("Zuschlag"));
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}
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if (item_discount.compareTo(BigDecimal.ZERO) > 0) {
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item.addAllowance(new Allowance().setPercent(item_discount).setTaxPercent(sales_tax_percent1).setCategoryCode("95").setReason("Rabatt"));
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}
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invoice.addItem(item);
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product = new Product("EEE", "", "H84", sales_tax_percent1).setSellerAssignedID("5EEE");
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item = new Item(product, new BigDecimal("8.750"), new BigDecimal(1.00));
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item_discount = BigDecimal.ZERO;
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if (item_increase.compareTo(BigDecimal.ZERO) > 0) {
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item.addCharge(new Charge().setPercent(item_increase).setTaxPercent(sales_tax_percent1).setCategoryCode("ZZZ").setReason("Zuschlag"));
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}
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if (item_discount.compareTo(BigDecimal.ZERO) > 0) {
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item.addAllowance(new Allowance().setPercent(item_discount).setTaxPercent(sales_tax_percent1).setCategoryCode("95").setReason("Rabatt"));
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}
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invoice.addItem(item);
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if (total_increase_percent.compareTo(BigDecimal.ZERO) > 0) {
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invoice.addCharge(new Charge().setPercent(total_increase_percent).setTaxPercent(sales_tax_percent1).setCategoryCode("ZZZ").setReason("Zuschläge"));
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}
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if (total_discount_percent.compareTo(BigDecimal.ZERO) > 0) {
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invoice.addAllowance(new Allowance().setPercent(total_discount_percent).setTaxPercent(sales_tax_percent1).setCategoryCode("95").setReason("Rabatte"));
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}
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TransactionCalculator calculator = new TransactionCalculator(invoice);
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assertEquals(valueOf(99.54).stripTrailingZeros(), calculator.getGrandTotal().stripTrailingZeros());
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}
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}
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