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BAEL - 606 - Tests for JSR 354 Money implementation

This commit is contained in:
slavisa-baeldung 2017-03-03 06:57:03 +01:00
parent 1df0503b20
commit 8ffc21e8cf
1 changed files with 27 additions and 42 deletions
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63
core-java/src/test/java/com/baeldung/money/JavaMoneyTest.java
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@ -1,13 +1,9 @@
package com.baeldung.money; package com.baeldung.money;
import static org.junit.Assert.assertEquals; import org.javamoney.moneta.FastMoney;
import static org.junit.Assert.assertFalse; import org.javamoney.moneta.Money;
import static org.junit.Assert.assertNotNull; import org.javamoney.moneta.format.CurrencyStyle;
import static org.junit.Assert.assertNull; import org.junit.Test;
import static org.junit.Assert.assertTrue;
import java.math.BigDecimal;
import java.util.Locale;
import javax.money.CurrencyUnit; import javax.money.CurrencyUnit;
import javax.money.Monetary; import javax.money.Monetary;
@ -19,43 +15,36 @@ import javax.money.convert.MonetaryConversions;
import javax.money.format.AmountFormatQueryBuilder; import javax.money.format.AmountFormatQueryBuilder;
import javax.money.format.MonetaryAmountFormat; import javax.money.format.MonetaryAmountFormat;
import javax.money.format.MonetaryFormats; import javax.money.format.MonetaryFormats;
import java.util.Locale;
import org.javamoney.moneta.FastMoney; import static org.junit.Assert.*;
import org.javamoney.moneta.Money;
import org.javamoney.moneta.format.CurrencyStyle;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
public class JavaMoneyTest { public class JavaMoneyTest {
@Rule
public ExpectedException thrown = ExpectedException.none();
@Test @Test
public void givenCurrencyCode_whenString_thanExist() { public void givenCurrencyCode_whenString_thanExist() {
CurrencyUnit USD = Monetary.getCurrency("USD"); CurrencyUnit usd = Monetary.getCurrency("USD");
assertNotNull(USD);
assertEquals(USD.getCurrencyCode(), "USD"); assertNotNull(usd);
assertEquals(USD.getNumericCode(), 840); assertEquals(usd.getCurrencyCode(), "USD");
assertEquals(USD.getDefaultFractionDigits(), 2); assertEquals(usd.getNumericCode(), 840);
assertEquals(usd.getDefaultFractionDigits(), 2);
assertFalse(Monetary.isCurrencyAvailable("AAA")); assertFalse(Monetary.isCurrencyAvailable("AAA"));
} }
@Test @Test(expected = UnknownCurrencyException.class)
public void givenCurrencyCode_whenNoExist_thanThrowsError() { public void givenCurrencyCode_whenNoExist_thanThrowsError() {
thrown.expect(UnknownCurrencyException.class); CurrencyUnit aaa = Monetary.getCurrency("AAA");
CurrencyUnit AAA = Monetary.getCurrency("AAA"); fail(); // if no exception
assertNull(AAA);
throw new UnknownCurrencyException("AAA");
} }
@Test @Test
public void givenAmounts_whenStrinfied_thanEquals() { public void givenAmounts_whenStringified_thanEquals() {
CurrencyUnit USD = Monetary.getCurrency("USD"); CurrencyUnit USD = Monetary.getCurrency("USD");
MonetaryAmount fstAmtUSD = Monetary.getDefaultAmountFactory().setCurrency(USD).setNumber(200.50).create(); MonetaryAmount fstAmtUSD = Monetary.getDefaultAmountFactory().setCurrency(USD).setNumber(200.50).create();
MonetaryAmount fstAmtEUR = Monetary.getDefaultAmountFactory().setCurrency("EUR").setNumber(1.30473908).create(); MonetaryAmount fstAmtEUR = Monetary.getDefaultAmountFactory().setCurrency("EUR").setNumber(1.30473908).create();
MonetaryAmount oneDolar = Monetary.getDefaultAmountFactory().setCurrency("USD").setNumber(1).create(); MonetaryAmount oneDolar = Monetary.getDefaultAmountFactory().setCurrency("USD").setNumber(1).create();
Money moneyof = Money.of(12, USD); Money moneyof = Money.of(12, USD);
FastMoney fastmoneyof = FastMoney.of(2, USD); FastMoney fastmoneyof = FastMoney.of(2, USD);
Money oneEuro = Money.of(1, "EUR"); Money oneEuro = Money.of(1, "EUR");
@ -67,30 +56,26 @@ public class JavaMoneyTest {
assertEquals("EUR 1.30473908", fstAmtEUR.toString()); assertEquals("EUR 1.30473908", fstAmtEUR.toString());
assertEquals("USD 12", moneyof.toString()); assertEquals("USD 12", moneyof.toString());
assertEquals("USD 2.00000", fastmoneyof.toString()); assertEquals("USD 2.00000", fastmoneyof.toString());
} }
@Test @Test
public void givenCurrencies_whenCompared_thanNotequal() { public void givenCurrencies_whenCompared_thanNotequal() {
MonetaryAmount oneDolar = Monetary.getDefaultAmountFactory().setCurrency("USD").setNumber(1).create(); MonetaryAmount oneDolar = Monetary.getDefaultAmountFactory().setCurrency("USD").setNumber(1).create();
Money oneEuro = Money.of(1, "EUR"); Money oneEuro = Money.of(1, "EUR");
assertFalse(oneEuro.equals(FastMoney.of(1, "EUR"))); assertFalse(oneEuro.equals(FastMoney.of(1, "EUR")));
assertTrue(oneDolar.equals(Money.of(1, "USD"))); assertTrue(oneDolar.equals(Money.of(1, "USD")));
} }
@Test @Test(expected = ArithmeticException.class)
public void givenAmount_whenDivided_thanThrowsException() { public void givenAmount_whenDivided_thanThrowsException() {
MonetaryAmount oneDolar = Monetary.getDefaultAmountFactory().setCurrency("USD").setNumber(1).create(); MonetaryAmount oneDolar = Monetary.getDefaultAmountFactory().setCurrency("USD").setNumber(1).create();
thrown.expect(ArithmeticException.class); oneDolar.divide(3);
MonetaryAmount oneDivThree = oneDolar.divide(3); fail(); // if no exception
assertNull(oneDivThree);
throw new ArithmeticException();
} }
@Test @Test
public void givenArithmetic_whenStrinfied_thanEqualsAmount() { public void givenArithmetic_whenStringified_thanEqualsAmount() {
CurrencyUnit USD = Monetary.getCurrency("USD"); CurrencyUnit USD = Monetary.getCurrency("USD");
Money moneyof = Money.of(12, USD); Money moneyof = Money.of(12, USD);
MonetaryAmount fstAmtUSD = Monetary.getDefaultAmountFactory().setCurrency(USD).setNumber(200.50).create(); MonetaryAmount fstAmtUSD = Monetary.getDefaultAmountFactory().setCurrency(USD).setNumber(200.50).create();
@ -101,10 +86,10 @@ public class JavaMoneyTest {
MonetaryAmount multiplyAmount = oneDolar.multiply(0.25); MonetaryAmount multiplyAmount = oneDolar.multiply(0.25);
MonetaryAmount divideAmount = oneDolar.divide(0.25); MonetaryAmount divideAmount = oneDolar.divide(0.25);
MonetaryAmount[] monetaryAmounts = new MonetaryAmount[] { MonetaryAmount[] monetaryAmounts = new MonetaryAmount[]{
Money.of(100, "CHF"), Money.of(100, "CHF"),
Money.of(10.20, "CHF"), Money.of(10.20, "CHF"),
Money.of(1.15, "CHF"), }; Money.of(1.15, "CHF"),};
Money sumAmtCHF = Money.of(0, "CHF"); Money sumAmtCHF = Money.of(0, "CHF");