/*
* The MIT License
*
* Copyright (c) 2010 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.samtools.util;
import org.testng.Assert;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
import java.util.ArrayList;
import java.util.List;
public class BlockCompressedFilePointerUtilTest
{
@Test
public void basicTest()
{
List<Long> pointers = new ArrayList<Long>();
pointers.add(makeFilePointer(0, 0));
pointers.add(makeFilePointer(0, BlockCompressedFilePointerUtil.MAX_OFFSET));
final long BIG_BLOCK_ADDRESS = 1L << 46;
pointers.add(makeFilePointer(BIG_BLOCK_ADDRESS-1, 0));
pointers.add(makeFilePointer(BIG_BLOCK_ADDRESS-1, BlockCompressedFilePointerUtil.MAX_OFFSET));
pointers.add(makeFilePointer(BIG_BLOCK_ADDRESS, 0));
pointers.add(makeFilePointer(BIG_BLOCK_ADDRESS, BlockCompressedFilePointerUtil.MAX_OFFSET));
pointers.add(makeFilePointer(BlockCompressedFilePointerUtil.MAX_BLOCK_ADDRESS, 0));
pointers.add(makeFilePointer(BlockCompressedFilePointerUtil.MAX_BLOCK_ADDRESS, BlockCompressedFilePointerUtil.MAX_OFFSET));
for (int i = 0; i < pointers.size() - 1; ++i) {
for (int j = i+1; j < pointers.size(); ++j) {
Assert.assertTrue(BlockCompressedFilePointerUtil.compare(pointers.get(i), pointers.get(j)) < 0,
BlockCompressedFilePointerUtil.asString(pointers.get(i)) + " should be < " +
BlockCompressedFilePointerUtil.asString(pointers.get(j)));
Assert.assertTrue(BlockCompressedFilePointerUtil.compare(pointers.get(j), pointers.get(i)) > 0,
BlockCompressedFilePointerUtil.asString(pointers.get(j)) + " should be > " +
BlockCompressedFilePointerUtil.asString(pointers.get(i)));
}
}
}
/**
* Create the virtual file pointer, and also assert that is can be converted back into the input parameters.
* @param blockAddress
* @param blockOffset
* @return block compressed file pointer
*/
private long makeFilePointer(long blockAddress, int blockOffset)
{
final long ret = BlockCompressedFilePointerUtil.makeFilePointer(blockAddress, blockOffset);
Assert.assertEquals(BlockCompressedFilePointerUtil.getBlockAddress(ret), blockAddress);
Assert.assertEquals(BlockCompressedFilePointerUtil.getBlockOffset(ret), blockOffset);
Assert.assertEquals(BlockCompressedFilePointerUtil.compare(ret, ret), 0);
return ret;
}
@Test(dataProvider = "badInputs", expectedExceptions = IllegalArgumentException.class)
public void negativeTests(long blockAddress, int blockOffset) {
BlockCompressedFilePointerUtil.makeFilePointer(blockAddress, blockOffset);
Assert.assertFalse(true, "Should not get here.");
}
@DataProvider(name="badInputs")
public Object[][] badInputs() {
return new Object[][]{
{-1L, 0},
{0L, -1},
{BlockCompressedFilePointerUtil.MAX_BLOCK_ADDRESS+1, 0},
{0L, BlockCompressedFilePointerUtil.MAX_OFFSET+1}
};
}
}
/******************************************************************/
/**************************[END OF BlockCompressedFilePointerUtilTest.java]*************************/
/******************************************************************/