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package bsh;

import org.junit.Assert;
import org.junit.Test;

/**
 * This tests serialization of the beanshell interpreter
 *
 * @author Jessen Yu
 */
public class BshSerializationTest {

    /**
     * Tests that Special.NULL_VALUE is correctly serialized/deserialized
     *
     * @throws Exception in case of failure
     */
    @Test
    public void testNullValueSerialization() throws Exception {
        final Interpreter origInterpreter = new Interpreter();
        origInterpreter.eval("myNull = null;");
        Assert.assertNull(origInterpreter.eval("myNull"));
        final Interpreter deserInterpreter = TestUtil.serDeser(origInterpreter);
        Assert.assertNull(deserInterpreter.eval("myNull"));
    }


    /**
     * Tests that Primitive.NULL is correctly serialized/deserialized
     *
     * @throws Exception in case of failure
     */
    @Test
    public void testSpecialNullSerialization() throws Exception {
        final Interpreter originalInterpreter = new Interpreter();
        originalInterpreter.eval("myNull = null;");
        Assert.assertTrue((Boolean) originalInterpreter.eval("myNull == null"));
        final Interpreter deserInterpreter = TestUtil.serDeser(originalInterpreter);
        Assert.assertTrue((Boolean) deserInterpreter.eval("myNull == null"));
    }
}
