316 lines
10 KiB
Java
316 lines
10 KiB
Java
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/* ====================================================================
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* The Apache Software License, Version 1.1
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*
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* Copyright (c) 2002 The Apache Software Foundation. All rights
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* reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. The end-user documentation included with the redistribution,
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* if any, must include the following acknowledgment:
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* "This product includes software developed by the
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* Apache Software Foundation (http://www.apache.org/)."
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* Alternately, this acknowledgment may appear in the software itself,
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* if and wherever such third-party acknowledgments normally appear.
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*
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* 4. The names "Apache" and "Apache Software Foundation" and
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* "Apache POI" must not be used to endorse or promote products
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* derived from this software without prior written permission. For
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* written permission, please contact apache@apache.org.
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*
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* 5. Products derived from this software may not be called "Apache",
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* "Apache POI", nor may "Apache" appear in their name, without
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* prior written permission of the Apache Software Foundation.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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* ====================================================================
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*
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* This software consists of voluntary contributions made by many
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* individuals on behalf of the Apache Software Foundation. For more
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* information on the Apache Software Foundation, please see
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* <http://www.apache.org/>.
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*/
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package org.apache.poi.util;
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import junit.framework.*;
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import java.text.NumberFormat;
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/**
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* Unit test for StringUtil
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*
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* @author Marc Johnson (mjohnson at apache dot org
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* @author Glen Stampoultzis (glens at apache.org)
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*/
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public class TestStringUtil
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extends TestCase
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{
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/**
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* Creates new TestStringUtil
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*
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* @param name
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*/
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public TestStringUtil(String name)
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{
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super(name);
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}
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/**
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* test simple form of getFromUnicode
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*/
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public void testSimpleGetFromUnicode()
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{
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byte[] test_data = new byte[ 32 ];
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int index = 0;
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for (int k = 0; k < 16; k++)
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{
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test_data[ index++ ] = ( byte ) 0;
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test_data[ index++ ] = ( byte ) ('a' + k);
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}
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assertEquals("abcdefghijklmnop",
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StringUtil.getFromUnicode(test_data));
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}
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/**
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* Test more complex form of getFromUnicode
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*/
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public void testComplexGetFromUnicode()
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{
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byte[] test_data = new byte[ 32 ];
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int index = 0;
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for (int k = 0; k < 16; k++)
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{
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test_data[ index++ ] = ( byte ) 0;
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test_data[ index++ ] = ( byte ) ('a' + k);
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}
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assertEquals("abcdefghijklmno",
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StringUtil.getFromUnicode(test_data, 0, 15));
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assertEquals("bcdefghijklmnop",
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StringUtil.getFromUnicode(test_data, 2, 15));
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try
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{
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StringUtil.getFromUnicode(test_data, -1, 16);
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fail("Should have caught ArrayIndexOutOfBoundsException");
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}
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catch (ArrayIndexOutOfBoundsException ignored)
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{
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// as expected
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}
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try
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{
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StringUtil.getFromUnicode(test_data, 32, 16);
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fail("Should have caught ArrayIndexOutOfBoundsException");
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}
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catch (ArrayIndexOutOfBoundsException ignored)
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{
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// as expected
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}
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try
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{
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StringUtil.getFromUnicode(test_data, 1, 16);
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fail("Should have caught IllegalArgumentException");
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}
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catch (IllegalArgumentException ignored)
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{
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// as expected
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}
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try
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{
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StringUtil.getFromUnicode(test_data, 1, -1);
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fail("Should have caught IllegalArgumentException");
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}
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catch (IllegalArgumentException ignored)
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{
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// as expected
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}
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}
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/**
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* Test putCompressedUnicode
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*/
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public void testPutCompressedUnicode()
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{
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byte[] output = new byte[ 100 ];
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byte[] expected_output =
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{
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( byte ) 'H', ( byte ) 'e', ( byte ) 'l', ( byte ) 'l',
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( byte ) 'o', ( byte ) ' ', ( byte ) 'W', ( byte ) 'o',
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( byte ) 'r', ( byte ) 'l', ( byte ) 'd', ( byte ) 0xAE
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};
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String input = new String(expected_output);
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StringUtil.putCompressedUnicode(input, output, 0);
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for (int j = 0; j < expected_output.length; j++)
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{
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assertEquals("testing offset " + j, expected_output[ j ],
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output[ j ]);
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}
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StringUtil.putCompressedUnicode(input, output,
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100 - expected_output.length);
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for (int j = 0; j < expected_output.length; j++)
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{
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assertEquals("testing offset " + j, expected_output[ j ],
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output[ 100 + j - expected_output.length ]);
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}
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try
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{
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StringUtil.putCompressedUnicode(input, output,
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101 - expected_output.length);
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fail("Should have caught ArrayIndexOutOfBoundsException");
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}
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catch (ArrayIndexOutOfBoundsException ignored)
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{
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// as expected
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}
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}
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/**
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* Test putUncompressedUnicode
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*/
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public void testPutUncompressedUnicode()
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{
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byte[] output = new byte[ 100 ];
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String input = "Hello World";
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byte[] expected_output =
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{
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( byte ) 'H', ( byte ) 0, ( byte ) 'e', ( byte ) 0, ( byte ) 'l',
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( byte ) 0, ( byte ) 'l', ( byte ) 0, ( byte ) 'o', ( byte ) 0,
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( byte ) ' ', ( byte ) 0, ( byte ) 'W', ( byte ) 0, ( byte ) 'o',
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( byte ) 0, ( byte ) 'r', ( byte ) 0, ( byte ) 'l', ( byte ) 0,
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( byte ) 'd', ( byte ) 0
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};
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StringUtil.putUncompressedUnicode(input, output, 0);
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for (int j = 0; j < expected_output.length; j++)
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{
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assertEquals("testing offset " + j, expected_output[ j ],
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output[ j ]);
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}
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StringUtil.putUncompressedUnicode(input, output,
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100 - expected_output.length);
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for (int j = 0; j < expected_output.length; j++)
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{
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assertEquals("testing offset " + j, expected_output[ j ],
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output[ 100 + j - expected_output.length ]);
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}
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try
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{
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StringUtil.putUncompressedUnicode(input, output,
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101 - expected_output.length);
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fail("Should have caught ArrayIndexOutOfBoundsException");
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}
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catch (ArrayIndexOutOfBoundsException ignored)
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{
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// as expected
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}
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}
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public void testFormat()
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throws Exception
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{
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assertEquals("This is a test " + fmt(1.2345, 2, 2),
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StringUtil.format("This is a test %2.2", new Object[]
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{
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new Double(1.2345)
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}));
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assertEquals("This is a test " + fmt(1.2345, -1, 3),
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StringUtil.format("This is a test %.3", new Object[]
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{
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new Double(1.2345)
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}));
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assertEquals("This is a great test " + fmt(1.2345, -1, 3),
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StringUtil.format("This is a % test %.3", new Object[]
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{
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"great", new Double(1.2345)
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}));
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assertEquals("This is a test 1",
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StringUtil.format("This is a test %", new Object[]
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{
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new Integer(1)
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}));
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assertEquals("This is a test 1",
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StringUtil.format("This is a test %", new Object[]
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{
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new Integer(1), new Integer(1)
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}));
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assertEquals("This is a test 1.x",
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StringUtil.format("This is a test %1.x", new Object[]
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{
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new Integer(1)
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}));
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assertEquals("This is a test ?missing data?1.x",
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StringUtil.format("This is a test %1.x", new Object[]
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{
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}));
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assertEquals("This is a test %1.x",
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StringUtil.format("This is a test \\%1.x", new Object[]
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{
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}));
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}
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private String fmt(double num, int minIntDigits, int maxFracDigitis)
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{
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NumberFormat nf = NumberFormat.getInstance();
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if (minIntDigits != -1)
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{
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nf.setMinimumIntegerDigits(minIntDigits);
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}
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if (maxFracDigitis != -1)
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{
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nf.setMaximumFractionDigits(maxFracDigitis);
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}
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return nf.format(num);
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}
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/**
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* main
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*
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* @param ignored_args
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*/
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public static void main(String [] ignored_args)
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{
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System.out.println("Testing util.StringUtil functionality");
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junit.textui.TestRunner.run(TestStringUtil.class);
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}
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}
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