001 /* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 package org.apache.commons.math.fraction; 018 019 import static org.junit.Assert.assertEquals; 020 import static org.junit.Assert.assertTrue; 021 022 import org.apache.commons.math.TestUtils; 023 import org.junit.Test; 024 025 public class BigFractionFieldTest { 026 027 @Test 028 public void testZero() { 029 assertEquals(BigFraction.ZERO, BigFractionField.getInstance().getZero()); 030 } 031 032 @Test 033 public void testOne() { 034 assertEquals(BigFraction.ONE, BigFractionField.getInstance().getOne()); 035 } 036 037 @Test 038 public void testSerial() { 039 // deserializing the singleton should give the singleton itself back 040 BigFractionField field = BigFractionField.getInstance(); 041 assertTrue(field == TestUtils.serializeAndRecover(field)); 042 } 043 044 }