/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.isis.applib.value;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.math.BigDecimal;
import org.junit.Test;
public class MoneyTest {
@Test
public void testAdd() {
final Money m1 = new Money(110, "pds");
final Money m2 = new Money(220, "pds");
final Money m3 = m1.add(m2);
assertEquals(330.0, m3.doubleValue(), 0.0);
}
@Test
public void testAddWithCents() {
final Money m1 = new Money(110.10, "pds");
final Money m2 = new Money(220.50, "pds");
final Money m3 = m1.add(m2);
assertEquals(330.60, m3.doubleValue(), 0.0);
}
@Test(expected = IllegalArgumentException.class)
public void testAddThrowsExceptionForDifferentCurrencies() {
final Money m1 = new Money(100, "pds");
final Money m2 = new Money(200, "uds");
m1.add(m2);
}
@Test(expected = IllegalArgumentException.class)
public void testDoubleConstructorExpectsCurrencyToBeSpecified() {
new Money(100.50, null);
}
@Test(expected = IllegalArgumentException.class)
public void testLongConstructorExpectsCurrencyToBeSpecified() {
new Money(100L, null);
}
@Test
public void testCreateFromDouble() {
final Money m1 = new Money(100.50, "pds");
assertEquals("100.50", m1.getAmount().toString());
assertEquals(100.50, m1.doubleValue(), 0.0);
}
@Test
public void testDouble() {
final Money m1 = new Money(100, "pds");
assertEquals(100.0, m1.doubleValue(), 0.0);
}
@Test
public void testDoubleConstructor() {
final Money m1 = new Money(100.15, "pds");
assertEquals(100.15, m1.doubleValue(), 0.0);
}
@Test
public void testDoubleRoundingDown() {
final Money m1 = new Money(100.154, "pds");
assertEquals(100.15, m1.doubleValue(), 0.0);
}
@Test
public void testDoubleRoundingUp() {
final Money m1 = new Money(100.156, "pds");
assertEquals(100.16, m1.doubleValue(), 0.0);
}
@Test
public void testEqualsObject() {
final Money m1 = new Money(100.25, "pds");
final Money m2 = new Money(100.25, "pds");
assertTrue(m1.equals(m2));
}
@Test
public void testEqualsObjectFailsWithDifferentAmounts() {
final Money m1 = new Money(100, "pds");
final Money m2 = new Money(101, "pds");
assertFalse(m1.equals(m2));
}
@Test
public void testEqualsObjectFailsWithDifferentCurrencies() {
final Money m1 = new Money(100, "pds");
final Money m2 = new Money(100, "usd");
assertFalse(m1.equals(m2));
}
@Test
public void testGetAmount() {
final Money m1 = new Money(100, "pds");
assertEquals(BigDecimal.valueOf(10000, 2), m1.getAmount());
}
@Test
public void testHasSameCurrency() {
final Money m1 = new Money(100, "pds");
final Money m2 = new Money(200, "pds");
final Money m3 = new Money(200, "usd");
assertTrue(m1.hasSameCurrency(m2));
assertFalse(m1.hasSameCurrency(m3));
}
@Test
public void testIsEqualTo() {
final Money m1 = new Money(100, "pds");
final Money m2 = new Money(100, "pds");
assertTrue(m1.isEqualTo(m2));
}
@Test
public void testIsEqualToFailsWithDifferentAmount() {
final Money m1 = new Money(100, "pds");
final Money m2 = new Money(101, "pds");
assertFalse(m1.isEqualTo(m2));
}
@Test(expected = IllegalArgumentException.class)
public void testIsEqualToThrowsExceptionWithDifferentCurrencies() {
final Money m1 = new Money(100, "pds");
final Money m2 = new Money(100, "usd");
m1.isEqualTo(m2);
}
@Test
public void testIsGreaterThanZero() {
final Money m1 = new Money(1, "usd");
assertTrue(m1.isGreaterThanZero());
}
@Test
public void testIsGreaterThanZeroFailsWhenZero() {
final Money m1 = new Money(0, "usd");
assertFalse(m1.isGreaterThanZero());
}
@Test
public void testIsLessThan() {
final Money m1 = new Money(98, "pds");
final Money m2 = new Money(100, "pds");
assertTrue(m1.isLessThan(m2));
}
@Test
public void testIsLessThanFails() {
final Money m1 = new Money(98, "pds");
final Money m2 = new Money(100, "pds");
assertFalse(m2.isLessThan(m1));
}
@Test
public void testIsLessThanZero() {
final Money m1 = new Money(-1, "usd");
assertTrue(m1.isLessThanZero());
}
@Test
public void testIsLessThanZeroFailsWhenZero() {
final Money m1 = new Money(0, "usd");
assertFalse(m1.isLessThanZero());
}
public void testIsLessThrowsExceptionWithDifferentCurrencies() {
final Money m1 = new Money(98, "pds");
final Money m2 = new Money(100, "usd");
try {
m2.isLessThan(m1);
fail();
} catch (final IllegalArgumentException expected) {
}
}
@Test
public void testIsZero() {
final Money m1 = new Money(0, "usd");
assertTrue(m1.isZero());
}
@Test
public void testIsZeroFailsWhenPositive() {
final Money m1 = new Money(1, "usd");
assertFalse(m1.isZero());
}
@Test
public void testSubtract() {
final Money m1 = new Money(300, "pds");
final Money m2 = new Money(100, "pds");
final Money m3 = m1.subtract(m2);
assertEquals(200.0, m3.doubleValue(), 0.0);
}
@Test(expected = IllegalArgumentException.class)
public void testSubtractThrowsExceptionForDifferentCurrencies() {
final Money m1 = new Money(100, "pds");
final Money m2 = new Money(200, "uds");
m1.subtract(m2);
}
}