1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/samples/delegatingwriter/test/org/apidesign/delegatingwriter/BufferedWriterCryptoTest.java	Sat Jun 14 09:53:04 2008 +0200
     1.3 @@ -0,0 +1,48 @@
     1.4 +
     1.5 +package org.apidesign.delegatingwriter;
     1.6 +
     1.7 +import java.io.IOException;
     1.8 +import java.io.StringWriter;
     1.9 +import java.io.StringWriter;
    1.10 +import org.junit.Before;
    1.11 +import org.junit.Test;
    1.12 +import static org.junit.Assert.*;
    1.13 +
    1.14 +/** Emulates what goes wrong when delegating directly
    1.15 + *
    1.16 + * @author Jaroslav Tulach <jaroslav.tulach@apidesign.org>
    1.17 + */
    1.18 +public class BufferedWriterCryptoTest {
    1.19 +    private StringWriter writer;
    1.20 +    
    1.21 +    
    1.22 +    public BufferedWriterCryptoTest() {
    1.23 +    }
    1.24 +    
    1.25 +    @Before
    1.26 +    public void setUp() {
    1.27 +        writer = new StringWriter();
    1.28 +    }
    1.29 +
    1.30 +    @Test
    1.31 +    public void testBehaviourOfRealBufferInJDKWorksFine() throws IOException {
    1.32 +        // BEGIN: writer.crypto.ok
    1.33 +        CryptoWriter bufferedWriter = new CryptoWriter(writer);
    1.34 +        bufferedWriter.append("VMS");
    1.35 +        bufferedWriter.flush();
    1.36 +        assertEquals("Converted", "WNT", writer.toString());
    1.37 +        // END: writer.crypto.ok
    1.38 +    }
    1.39 +
    1.40 +    @Test
    1.41 +    public void testBehaviourOfBufferThatDelegatesToAppendFails() throws IOException {
    1.42 +        CryptoWriter bufferedWriter = new CryptoWriter(writer, CryptoWriter.Behaviour.DELEGATE_TO_OUT);
    1.43 +        bufferedWriter.append("VMS");
    1.44 +        bufferedWriter.flush();
    1.45 +        assertEquals("This will fail, as the direct delegation from append to " +
    1.46 +            "the underlaying writer will skip all the crypto methods", 
    1.47 +            "WNT", writer.toString()
    1.48 +        );
    1.49 +    }
    1.50 +
    1.51 +}
    1.52 \ No newline at end of file