MathLogFunctionUnitTest.java

package com.googlecode.aviator.runtime.function.math;

import static org.junit.Assert.assertEquals;

import java.math.BigDecimal;
import java.math.BigInteger;
import java.util.HashMap;
import java.util.Map;

import org.junit.Before;
import org.junit.Test;

import com.googlecode.aviator.runtime.type.AviatorJavaType;
import com.googlecode.aviator.runtime.type.AviatorNumber;


public class MathLogFunctionUnitTest extends BaseMathFunctionUnitTestForOneArgument {
    @Before
    public void setUp() {
        this.function = new MathLogFunction();
    }


    @Test
    public void testCall() {
        assertEquals(2.197, this.function.call(null, AviatorNumber.valueOf(9)).getValue(null));
        assertEquals(4.394, this.function.call(null, AviatorNumber.valueOf(81)).getValue(null));
        assertEquals(5.991, this.function.call(null, AviatorNumber.valueOf(400)).getValue(null));

        assertEquals(new BigDecimal("5.991"), this.function.call(null, AviatorNumber.valueOf(new BigInteger("400")))
            .getValue(null));
        assertEquals(new BigDecimal("6.907755268982137"),
            this.function.call(null, AviatorNumber.valueOf(new BigDecimal("999.99999"))).getValue(null));

        Map<String, Object> env = new HashMap<String, Object>();
        env.put("a", 400);
        env.put("b", 9.0);

        assertEquals(5.991, this.function.call(env, new AviatorJavaType("a")).getValue(null));
        assertEquals(2.197, this.function.call(env, new AviatorJavaType("b")).getValue(null));
    }

}