core/src/test/java/org/apache/james/mime4j/MimeExceptionTest.java

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package org.apache.james.mime4j;

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

public class MimeExceptionTest {

    @Test
    public void testMimeExceptionString() {
        MimeException e = new MimeException("message");
        Assert.assertEquals("message", e.getMessage());
        Assert.assertNull(e.getCause());
    }

    @Test
    public void testMimeExceptionThrowable() {
        NullPointerException npe = new NullPointerException("npe");
        MimeException e = new MimeException(npe);
        Assert.assertSame(npe, e.getCause());
        Assert.assertNotNull(e.getMessage());
    }

    @Test
    public void testMimeExceptionStringThrowable() {
        NullPointerException npe = new NullPointerException("npe");
        MimeException e = new MimeException("message", npe);
        Assert.assertEquals("message", e.getMessage());
        Assert.assertSame(npe, e.getCause());
    }

}