package com.alibaba.json.bvt.serializer;
import java.lang.reflect.Field;
import org.junit.Assert;
import com.alibaba.fastjson.serializer.IntegerCodec;
import com.alibaba.fastjson.serializer.SerializeConfig;
import com.alibaba.fastjson.util.IdentityHashMap;
import junit.framework.TestCase;
@SuppressWarnings("deprecation")
public class JSONSerializerMapTest extends TestCase {
public void test_0() throws Exception {
SerializeConfig map = new SerializeConfig();
Assert.assertFalse(0 == size(map));
Assert.assertEquals(true, map.get(Integer.class) == IntegerCodec.instance);
Assert.assertEquals(true, map.put(Integer.class, IntegerCodec.instance));
Assert.assertEquals(true, map.put(Integer.class, IntegerCodec.instance));
Assert.assertEquals(true, map.put(Integer.class, IntegerCodec.instance));
Assert.assertEquals(true, map.get(Integer.class) == IntegerCodec.instance);
Assert.assertFalse(0 == size(map));
}
public static int size(SerializeConfig config) throws Exception {
Field serializersField = SerializeConfig.class.getDeclaredField("serializers");
serializersField.setAccessible(true);
Object map = serializersField.get(config);
Field bucketsField = IdentityHashMap.class.getDeclaredField("buckets");
bucketsField.setAccessible(true);
Object[] buckets = (Object[]) bucketsField.get(map);
Field nextField = Class.forName("com.alibaba.fastjson.util.IdentityHashMap$Entry").getDeclaredField("next");
int size = 0;
for (int i = 0; i < buckets.length; ++i) {
for (Object entry = buckets[i]; entry != null; entry = nextField.get(entry)) {
size++;
}
}
return size;
}
}