com.ettrema.zsync.UploadReaderTests.java Source code

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Here is the source code for com.ettrema.zsync.UploadReaderTests.java

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/*
 * Copyright (C) 2012 McEvoy Software Ltd
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

package com.ettrema.zsync;

import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.List;

import org.apache.commons.io.FileUtils;
import org.junit.Assert;
import org.junit.Test;

import com.bradmcevoy.http.Range;

/**
 * Tests for the UploadReader class
 * 
 * @author Nick
 *
 */
public class UploadReaderTests {

    File servercopy;
    File updatedcopy;

    @Test
    public void testMoveBlocks() throws UnsupportedEncodingException {

        int blocksize = 5;
        String inString = "XXXXXXXXXXXXXXXXXXXXMOVEBLOCKSXXXXX";
        String outString = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
        byte[] inbytes = inString.getBytes("US-ASCII");
        byte[] outbytes = outString.getBytes("US-ASCII");

        List<RelocateRange> relocs = new ArrayList<RelocateRange>();
        relocs.add(new RelocateRange(new Range(4, 6), 4));

        UploadReader.moveBlocks(inbytes, relocs, blocksize, outbytes);
        String expResult = "XXXXMOVEBLOCKSXXXXXXXXXXXXXXXXXXXXXXXXXX";
        String actResult = new String(outbytes, "US-ASCII");

        Assert.assertEquals(expResult, actResult);

    }

    @Test
    public void testSendBytes() throws UnsupportedEncodingException {

        String inString = "MOVEBLOCKSXXXXXXXXXXXXXXXXXXXXXXXXX";
        String outString = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
        byte[] inbytes = inString.getBytes("US-ASCII");
        byte[] outbytes = outString.getBytes("US-ASCII");

        List<Range> ranges = new ArrayList<Range>();
        ranges.add(new Range(20, 30));

        UploadReader.sendRanges(inbytes, ranges, outbytes);
        String expResult = "XXXXXXXXXXXXXXXXXXXXMOVEBLOCKSXXXXXXXXXX";
        String actResult = new String(outbytes, "US-ASCII");

        Assert.assertEquals(expResult, actResult);

    }

    @Test
    public void testMoveBlocksFileInput() throws IOException {

        createTestFiles();

        int blocksize = 5;
        List<RelocateRange> relocs = new ArrayList<RelocateRange>();
        relocs.add(new RelocateRange(new Range(4, 6), 4));

        Enumeration<RelocateRange> relocEnum = new Upload.IteratorEnum<RelocateRange>(relocs);
        UploadReader.moveBlocks(servercopy, relocEnum, blocksize, updatedcopy);

        byte[] updatedbytes = FileUtils.readFileToByteArray(updatedcopy);

        String expResult = "XXXXMOVEBLOCKSXXXXXXXXXXXXXXXXXXXXXXXXXX";
        String actResult = new String(updatedbytes, "US-ASCII");

        Assert.assertEquals(expResult, actResult);

    }

    @Test
    public void testSendRangesFileInput() throws IOException {

        createTestFiles();

        String inString = "MOVEBLOCKSXXXXXXXXXXXXXXXXXXXXXXXXX";
        InputStream dataIn = new ByteArrayInputStream(inString.getBytes("US-ASCII"));

        List<ByteRange> ranges = new ArrayList<ByteRange>();
        ranges.add(new ByteRange(new Range(20, 30), dataIn));

        Enumeration<ByteRange> dataEnum = new Upload.IteratorEnum<ByteRange>(ranges);
        UploadReader.sendRanges(dataEnum, updatedcopy);

        byte[] updatedbytes = FileUtils.readFileToByteArray(updatedcopy);

        String expResult = "XXXXXXXXXXXXXXXXXXXXMOVEBLOCKSXXXXXXXXXX";
        String actResult = new String(updatedbytes, "US-ASCII");

        Assert.assertEquals(expResult, actResult);

    }

    private void createTestFiles() throws IOException {

        String inString = "XXXXXXXXXXXXXXXXXXXXMOVEBLOCKSXXXXX";
        String outString = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";

        servercopy = File.createTempFile("servercopy", "test");
        updatedcopy = File.createTempFile("updatedcopy", "test");

        FileOutputStream serverOut = new FileOutputStream(servercopy);
        FileOutputStream updatedOut = new FileOutputStream(updatedcopy);

        serverOut.write(inString.getBytes("US-ASCII"));
        updatedOut.write(outString.getBytes("US-ASCII"));

        serverOut.close();
        updatedOut.close();

    }

}