/*
* The MIT License
*
* Copyright (c) 2014 The Broad Institute
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package htsjdk.tribble.index.tabix;
import htsjdk.samtools.util.BlockCompressedOutputStream;
import htsjdk.tribble.util.LittleEndianOutputStream;
import htsjdk.tribble.util.TabixUtils;
import org.testng.Assert;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
import java.io.File;
public class TabixIndexTest {
private static final File SMALL_TABIX_FILE = new File("testdata/htsjdk/tribble/tabix/trioDup.vcf.gz.tbi");
private static final File BIGGER_TABIX_FILE = new File("testdata/htsjdk/tribble/tabix/bigger.vcf.gz.tbi");
/**
* Read an existing index from disk, write it to a temp file, read that in, and assert that both in-memory
* representations are identical. Disk representations may not be identical due to arbitrary bin order and
* compression differences.
*/
@Test(dataProvider = "readWriteTestDataProvider")
public void readWriteTest(final File tabixFile) throws Exception {
final TabixIndex index = new TabixIndex(tabixFile);
final File indexFile = File.createTempFile("TabixIndexTest.", TabixUtils.STANDARD_INDEX_EXTENSION);
indexFile.deleteOnExit();
final LittleEndianOutputStream los = new LittleEndianOutputStream(new BlockCompressedOutputStream(indexFile));
index.write(los);
los.close();
final TabixIndex index2 = new TabixIndex(indexFile);
Assert.assertEquals(index, index2);
// Unfortunately, can't do byte comparison of original file and temp file, because 1) different compression
// levels; and more importantly, arbitrary order of bins in bin list.
}
@DataProvider(name = "readWriteTestDataProvider")
public Object[][] readWriteTestDataProvider() {
return new Object[][] {
{SMALL_TABIX_FILE},
{BIGGER_TABIX_FILE}
};
}
}