Merge pull request #67 from JavaMoney/add_identical_test

adds IdentityRateProviderTest

Author: Otávio Santana

src/test/java/org/javamoney/moneta/convert/internal/IdentityRateProviderTest.java

@@ -0,0 +1,86 @@
+package org.javamoney.moneta.convert.internal;
+
+import static javax.money.convert.MonetaryConversions.getExchangeRateProvider;
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertNotNull;
+import static org.testng.Assert.assertTrue;
+
+import java.math.BigDecimal;
+import java.util.Objects;
+
+import javax.money.CurrencyUnit;
+import javax.money.MonetaryAmount;
+import javax.money.MonetaryCurrencies;
+import javax.money.convert.CurrencyConversion;
+import javax.money.convert.ExchangeRateProvider;
+
+import org.javamoney.moneta.ExchangeRateType;
+import org.javamoney.moneta.Money;
+import org.testng.annotations.BeforeTest;
+import org.testng.annotations.Test;
+
+public class IdentityRateProviderTest {
+
+	private static final CurrencyUnit EURO = MonetaryCurrencies
+			.getCurrency("EUR");
+	private static final CurrencyUnit DOLLAR = MonetaryCurrencies
+			.getCurrency("USD");
+	private static final CurrencyUnit BRAZILIAN_REAL = MonetaryCurrencies
+			.getCurrency("BRL");
+
+	private ExchangeRateProvider provider;
+
+	@BeforeTest
+	public void setup() throws InterruptedException {
+		provider = getExchangeRateProvider(ExchangeRateType.IDENTITY);
+	}
+
+	@Test
+	public void shouldReturnsIdentityRateProvider() {
+		assertTrue(Objects.nonNull(provider));
+		assertEquals(provider.getClass(), IdentityRateProvider.class);
+	}
+
+	@Test
+	public void shouldReturnsSameDollarValue() {
+		CurrencyConversion currencyConversion = provider.getCurrencyConversion(DOLLAR);
+		assertNotNull(currencyConversion);
+		MonetaryAmount money = Money.of(BigDecimal.TEN, DOLLAR);
+		MonetaryAmount result = currencyConversion.apply(money);
+
+		assertEquals(result.getCurrency(), DOLLAR);
+		assertEquals(result.getNumber().numberValue(BigDecimal.class),
+				BigDecimal.TEN);
+
+	}
+
+	@Test
+	public void shouldReturnsSameBrazilianValue() {
+		CurrencyConversion currencyConversion = provider
+				.getCurrencyConversion(BRAZILIAN_REAL);
+		assertNotNull(currencyConversion);
+		MonetaryAmount money = Money.of(BigDecimal.TEN, BRAZILIAN_REAL);
+		MonetaryAmount result = currencyConversion.apply(money);
+
+		assertEquals(result.getCurrency(), BRAZILIAN_REAL);
+		assertEquals(result.getNumber().numberValue(BigDecimal.class),
+				BigDecimal.TEN);
+
+	}
+
+	@Test
+	public void shouldReturnsSameEuroValue() {
+		CurrencyConversion currencyConversion = provider
+				.getCurrencyConversion(EURO);
+		assertNotNull(currencyConversion);
+		MonetaryAmount money = Money.of(BigDecimal.TEN, EURO);
+		MonetaryAmount result = currencyConversion.apply(money);
+
+		assertEquals(result.getCurrency(), EURO);
+		assertEquals(result.getNumber().numberValue(BigDecimal.class),
+				BigDecimal.TEN);
+
+	}
+
+
+}