BigDecimalTest.java

package com.alibaba.json.bvt.parser.deser;

import java.math.BigDecimal;

import org.junit.Assert;
import junit.framework.TestCase;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.serializer.SerializerFeature;

public class BigDecimalTest extends TestCase {
    public void test_null () throws Exception {
        Assert.assertNull(JSON.parseObject("null", VO.class));
        Assert.assertNull(JSON.parseObject("{value:null}", VO.class).getValue());
        Assert.assertNull(JSON.parseObject("{'value':null}", VO.class).getValue());
        Assert.assertNull(JSON.parseObject("{\"value\":null}", VO.class).getValue());
        Assert.assertNull(JSON.parseArray("null", BigDecimal.class));
        Assert.assertNull(JSON.parseObject("null", BigDecimal.class));
    }
    
    public void test_postfix () throws Exception {
        Assert.assertEquals(new BigDecimal ("123"), JSON.parseObject("123L", BigDecimal.class));
        Assert.assertEquals(new BigDecimal ("123"), JSON.parseObject("123D", BigDecimal.class));
        Assert.assertEquals(new BigDecimal ("123"), JSON.parseObject("123F", BigDecimal.class));
        Assert.assertEquals(new BigDecimal ("123"), JSON.parseObject("123S", BigDecimal.class));
        Assert.assertEquals(new BigDecimal ("123"), JSON.parseObject("123B", BigDecimal.class));
    }
    
    public void test_className() throws Exception {
        Assert.assertEquals("123.", JSON.toJSONString(new BigDecimal("123"), SerializerFeature.WriteClassName));
        Assert.assertEquals("123.00", JSON.toJSONString(new BigDecimal("123.00"), SerializerFeature.WriteClassName));
        Assert.assertEquals("123.45", JSON.toJSONString(new BigDecimal("123.45"), SerializerFeature.WriteClassName));
        Assert.assertEquals(new BigDecimal("123"), JSON.parse("123."));
    }
    
    public static class VO {

        private BigDecimal value;

        public BigDecimal getValue() {
            return value;
        }

        public void setValue(BigDecimal value) {
            this.value = value;
        }

    }
}