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/*
* Copyright (C) 2008, Marek Zawirski <marek.zawirski@gmail.com>
* and other copyright owners as documented in the project's IP log.
*
* This program and the accompanying materials are made available
* under the terms of the Eclipse Distribution License v1.0 which
* accompanies this distribution, is reproduced below, and is
* available at http://www.eclipse.org/org/documents/edl-v10.php
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* - Neither the name of the Eclipse Foundation, Inc. nor the
* names of its contributors may be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.eclipse.jgit.storage.file;
import java.io.File;
import java.util.Iterator;
import java.util.NoSuchElementException;
import org.eclipse.jgit.errors.MissingObjectException;
import org.eclipse.jgit.lib.RepositoryTestCase;
import org.eclipse.jgit.storage.file.PackIndex.MutableEntry;
public abstract class PackIndexTestCase extends RepositoryTestCase {
PackIndex smallIdx;
PackIndex denseIdx;
public void setUp() throws Exception {
super.setUp();
smallIdx = PackIndex.open(getFileForPack34be9032());
denseIdx = PackIndex.open(getFileForPackdf2982f28());
}
/**
* Return file with appropriate index version for prepared pack.
*
* @return file with index
*/
public abstract File getFileForPack34be9032();
/**
* Return file with appropriate index version for prepared pack.
*
* @return file with index
*/
public abstract File getFileForPackdf2982f28();
/**
* Verify CRC32 support.
*
* @throws MissingObjectException
* @throws UnsupportedOperationException
*/
public abstract void testCRC32() throws MissingObjectException,
UnsupportedOperationException;
/**
* Test contracts of Iterator methods and this implementation remove()
* limitations.
*/
public void testIteratorMethodsContract() {
Iterator<PackIndex.MutableEntry> iter = smallIdx.iterator();
while (iter.hasNext()) {
iter.next();
}
try {
iter.next();
fail("next() unexpectedly returned element");
} catch (NoSuchElementException x) {
// expected
}
try {
iter.remove();
fail("remove() shouldn't be implemented");
} catch (UnsupportedOperationException x) {
// expected
}
}
/**
* Test results of iterator comparing to content of well-known (prepared)
* small index.
*/
public void testIteratorReturnedValues1() {
Iterator<PackIndex.MutableEntry> iter = smallIdx.iterator();
assertEquals("4b825dc642cb6eb9a060e54bf8d69288fbee4904", iter.next()
.name());
assertEquals("540a36d136cf413e4b064c2b0e0a4db60f77feab", iter.next()
.name());
assertEquals("5b6e7c66c276e7610d4a73c70ec1a1f7c1003259", iter.next()
.name());
assertEquals("6ff87c4664981e4397625791c8ea3bbb5f2279a3", iter.next()
.name());
assertEquals("82c6b885ff600be425b4ea96dee75dca255b69e7", iter.next()
.name());
assertEquals("902d5476fa249b7abc9d84c611577a81381f0327", iter.next()
.name());
assertEquals("aabf2ffaec9b497f0950352b3e582d73035c2035", iter.next()
.name());
assertEquals("c59759f143fb1fe21c197981df75a7ee00290799", iter.next()
.name());
assertFalse(iter.hasNext());
}
/**
* Compare offset from iterator entries with output of findOffset() method.
*/
public void testCompareEntriesOffsetsWithFindOffsets() {
for (MutableEntry me : smallIdx) {
assertEquals(smallIdx.findOffset(me.toObjectId()), me.getOffset());
}
for (MutableEntry me : denseIdx) {
assertEquals(denseIdx.findOffset(me.toObjectId()), me.getOffset());
}
}
/**
* Test partial results of iterator comparing to content of well-known
* (prepared) dense index, that may need multi-level indexing.
*/
public void testIteratorReturnedValues2() {
Iterator<PackIndex.MutableEntry> iter = denseIdx.iterator();
while (!iter.next().name().equals(
"0a3d7772488b6b106fb62813c4d6d627918d9181")) {
// just iterating
}
assertEquals("1004d0d7ac26fbf63050a234c9b88a46075719d3", iter.next()
.name()); // same level-1
assertEquals("10da5895682013006950e7da534b705252b03be6", iter.next()
.name()); // same level-1
assertEquals("1203b03dc816ccbb67773f28b3c19318654b0bc8", iter.next()
.name());
}
}
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