author | Jaroslav Tulach <jtulach@netbeans.org> |
Sat, 14 Jun 2008 09:53:05 +0200 | |
changeset 64 | 7b26c64804c2 |
parent 63 | cbba5b31d11c |
child 67 | b029a28df444 |
permissions | -rw-r--r-- |
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package org.apidesign.delegatingwriter; |
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import java.io.IOException; |
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import java.io.StringWriter; |
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import java.io.StringWriter; |
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import org.junit.Before; |
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import org.junit.Test; |
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import static org.junit.Assert.*; |
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/** Emulates what goes wrong when delegating directly |
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* |
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* @author Jaroslav Tulach <jaroslav.tulach@apidesign.org> |
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*/ |
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public class BufferedWriterCryptoTest { |
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private StringWriter writer; |
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public BufferedWriterCryptoTest() { |
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} |
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@Before |
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public void setUp() { |
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writer = new StringWriter(); |
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} |
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@Test |
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public void testBehaviourOfRealBufferInJDKWorksFine() throws IOException { |
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// BEGIN: writer.crypto.ok |
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CryptoWriter bufferedWriter = new CryptoWriter(writer); |
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bufferedWriter.append("VMS"); |
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bufferedWriter.flush(); |
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assertEquals("Converted", "WNT", writer.toString()); |
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// END: writer.crypto.ok |
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} |
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@Test |
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public void testBehaviourOfBufferThatDelegatesToAppendFails() throws IOException { |
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CryptoWriter bufferedWriter = new CryptoWriter(writer, CryptoWriter.Behaviour.DELEGATE_TO_OUT); |
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bufferedWriter.append("VMS"); |
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bufferedWriter.flush(); |
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assertEquals("This will fail, as the direct delegation from append to " + |
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"the underlaying writer will skip all the crypto methods", |
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"WNT", writer.toString() |
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); |
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} |
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@Test |
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public void testBehaviourWhenDelegatingConditionallyIsOK() throws IOException { |
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CryptoWriter bufferedWriter = new CryptoWriter(writer, AltBufferedWriter.Behaviour.DELEGATE_CONDITIONALLY); |
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bufferedWriter.append("VMS"); |
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bufferedWriter.flush(); |
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assertEquals("Converted", "WNT", writer.toString()); |
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} |
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} |