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Viewing changes to src/interfaces/jdbc/org/postgresql/test/jdbc2/EncodingTest.java

  • Committer: Bazaar Package Importer
  • Author(s): Stefan Gybas
  • Date: 2002-02-06 23:43:06 UTC
  • Revision ID: james.westby@ubuntu.com-20020206234306-hsg7suqr8q56qg40
Tags: upstream-7.2
Import upstream version 7.2

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src/interfaces/jdbc/org/postgresql/test/jdbc2/EncodingTest.java
 
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package org.postgresql.test.jdbc2;
 
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import junit.framework.*;
 
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import org.postgresql.core.Encoding;
 
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import java.io.*;
 
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/*
 
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 * Tests for the Encoding class.
 
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 *
 
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 * $Id: EncodingTest.java,v 1.4 2001/11/19 22:33:39 momjian Exp $
 
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 */
 
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public class EncodingTest extends TestCase
 
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{
 
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        public EncodingTest(String name)
 
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        {
 
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                super(name);
 
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        }
 
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        public void testCreation() throws Exception
 
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        {
 
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                Encoding encoding;
 
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                encoding = Encoding.getEncoding("UNICODE", null);
 
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                assertEquals("UTF", encoding.name().substring(0, 3).toUpperCase());
 
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                encoding = Encoding.getEncoding("SQL_ASCII", null);
 
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                assertTrue(encoding.name().toUpperCase().indexOf("ASCII") != -1);
 
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                assertEquals("When encoding is unknown the default encoding should be used",
 
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                                         Encoding.defaultEncoding(),
 
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                                         Encoding.getEncoding("UNKNOWN", null));
 
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                encoding = Encoding.getEncoding("SQL_ASCII", "utf-8");
 
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                assertTrue("Encoding passed in by the user should be preferred",
 
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                                   encoding.name().toUpperCase().indexOf("UTF") != -1);
 
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        }
 
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        public void testTransformations() throws Exception
 
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        {
 
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                Encoding encoding = Encoding.getEncoding("UNICODE", null);
 
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                assertEquals("ab", encoding.decode(new byte[] { 97, 98 }));
 
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                assertEquals(2, encoding.encode("ab").length);
 
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                assertEquals(97, encoding.encode("a")[0]);
 
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                assertEquals(98, encoding.encode("b")[0]);
 
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                encoding = Encoding.defaultEncoding();
 
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                assertEquals("a".getBytes()[0], encoding.encode("a")[0]);
 
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                assertEquals(new String(new byte[] { 97 }),
 
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                                         encoding.decode(new byte[] { 97 }));
 
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        }
 
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        public void testReader() throws Exception
 
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        {
 
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                Encoding encoding = Encoding.getEncoding("SQL_ASCII", null);
 
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                InputStream stream = new ByteArrayInputStream(new byte[] { 97, 98 });
 
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                Reader reader = encoding.getDecodingReader(stream);
 
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                assertEquals(97, reader.read());
 
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                assertEquals(98, reader.read());
 
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                assertEquals( -1, reader.read());
 
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        }
 
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}