package org.apache.el.lang;

import junit.framework.TestCase;

import java.math.BigDecimal;

import java.math.BigInteger;

public class TestELArithmetic extends TestCase {

    private final String a = "1.1";

    private final BigInteger b = new BigInteger("1000000000000000000000");

    public void testAdd() throws Exception {

        assertEquals("1000000000000000000001.1", String.valueOf(ELArithmetic.add(a, b)));

    }

    public void testSubtract() throws Exception {

        assertEquals("-999999999999999999998.9", String.valueOf(ELArithmetic.subtract(a, b)));

    }

    public void testMultiply() throws Exception {

        assertEquals("1100000000000000000000.0", String.valueOf(ELArithmetic.multiply(a, b)));

    }

    public void testDivide() throws Exception {

        assertEquals("0.0", String.valueOf(ELArithmetic.divide(a, b)));

    }

    public void testMod() throws Exception {

        assertEquals("1.1", String.valueOf(ELArithmetic.mod(a, b)));

    }

}