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Commons Math example source code file (

This example Commons Math source code file ( is included in the "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Commons Math tags/keywords

fractionfield, fractionfield, fractionfieldtest, fractionfieldtest, test, test

The Commons Math source code

 * 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
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * See the License for the specific language governing permissions and
 * limitations under the License.
package org.apache.commons.math.fraction;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

import org.apache.commons.math.TestUtils;
import org.junit.Test;

public class FractionFieldTest {

    public void testZero() {
        assertEquals(Fraction.ZERO, FractionField.getInstance().getZero());

    public void testOne() {
        assertEquals(Fraction.ONE, FractionField.getInstance().getOne());

    public void testSerial() {
        // deserializing the singleton should give the singleton itself back
        FractionField field = FractionField.getInstance();
        assertTrue(field == TestUtils.serializeAndRecover(field));


Other Commons Math examples (source code examples)

Here is a short list of links related to this Commons Math source code file:

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