org.marketcetera.util.test.SerializableAssertTest.java Source code

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Here is the source code for org.marketcetera.util.test.SerializableAssertTest.java

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package org.marketcetera.util.test;

import java.io.Serializable;
import org.apache.commons.lang.ObjectUtils;
import org.apache.commons.lang.SerializationException;
import org.junit.Test;

import static org.junit.Assert.*;
import static org.marketcetera.util.test.SerializableAssert.*;

/**
 * @author tlerios@marketcetera.com
 * @since 1.0.0
 * @version $Id$
 */

/* $License$ */

public class SerializableAssertTest {
    private static final class TransientData implements Serializable {
        private static final long serialVersionUID = 1L;

        private transient int mValue;

        public TransientData(int value) {
            mValue = value;
        }

        public int getValue() {
            return mValue;
        }

        @Override
        public String toString() {
            return "I am " + getValue();
        }

        @Override
        public int hashCode() {
            return getValue();
        }

        @Override
        public boolean equals(Object other) {
            if (this == other) {
                return true;
            }
            if ((other == null) || !getClass().equals(other.getClass())) {
                return false;
            }
            TransientData o = (TransientData) other;
            return (getValue() == o.getValue());
        }
    }

    private static final class NonSerializableMember {
        private int mValue;

        public NonSerializableMember(int value) {
            mValue = value;
        }

        public int getValue() {
            return mValue;
        }

        @Override
        public String toString() {
            return "I am " + getValue();
        }

        @Override
        public int hashCode() {
            return getValue();
        }

        @Override
        public boolean equals(Object other) {
            if (this == other) {
                return true;
            }
            if ((other == null) || !getClass().equals(other.getClass())) {
                return false;
            }
            NonSerializableMember o = (NonSerializableMember) other;
            return (getValue() == o.getValue());
        }
    }

    private static final class NonSerializableClass implements Serializable {
        private static final long serialVersionUID = 1L;

        private NonSerializableMember mValue;

        public NonSerializableClass(NonSerializableMember value) {
            mValue = value;
        }

        public NonSerializableMember getValue() {
            return mValue;
        }

        @Override
        public String toString() {
            return ObjectUtils.toString(getValue());
        }

        @Override
        public int hashCode() {
            return ObjectUtils.hashCode(getValue());
        }

        @Override
        public boolean equals(Object other) {
            if (this == other) {
                return true;
            }
            if ((other == null) || !getClass().equals(other.getClass())) {
                return false;
            }
            NonSerializableClass o = (NonSerializableClass) other;
            return ObjectUtils.equals(getValue(), o.getValue());
        }
    }

    @Test
    public void serializable() {
        assertSerializable(0);
    }

    @Test
    public void transientData() {
        try {
            assertSerializable(new TransientData(1));
        } catch (AssertionError ex) {
            assertEquals("expected object is 'I am 1' actual is 'I am 0'", ex.getMessage());
            assertNull(ex.getCause());
            return;
        }
        fail();
    }

    @Test
    public void nonSerializable() {
        try {
            assertSerializable(new NonSerializableClass(new NonSerializableMember(1)));
        } catch (AssertionError ex) {
            assertEquals("de/serialization failed", ex.getMessage());
            assertEquals(SerializationException.class, ex.getCause().getClass());
            return;
        }
        fail();
    }

    @Test
    public void message() {
        try {
            assertSerializable("Right now,", new TransientData(1));
        } catch (AssertionError ex) {
            assertEquals("Right now, expected object is 'I am 1' actual is 'I am 0'", ex.getMessage());
            assertNull(ex.getCause());
            return;
        }
        fail();
    }
}