| /* |
| * Copyright (C) 2012, Christian Halstrick <christian.halstrick@sap.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.internal.storage.file; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import java.io.File; |
| import java.util.Collections; |
| |
| import org.eclipse.jgit.api.Git; |
| import org.eclipse.jgit.junit.TestRepository.BranchBuilder; |
| import org.eclipse.jgit.lib.Constants; |
| import org.eclipse.jgit.lib.ObjectId; |
| import org.eclipse.jgit.lib.RefUpdate; |
| import org.eclipse.jgit.revwalk.RevCommit; |
| import org.eclipse.jgit.util.FileUtils; |
| import org.junit.Test; |
| |
| public class GcReflogTest extends GcTestCase { |
| @Test |
| public void testPruneNone() throws Exception { |
| BranchBuilder bb = tr.branch("refs/heads/master"); |
| bb.commit().add("A", "A").add("B", "B").create(); |
| bb.commit().add("A", "A2").add("B", "B2").create(); |
| new File(repo.getDirectory(), Constants.LOGS + "/refs/heads/master") |
| .delete(); |
| stats = gc.getStatistics(); |
| assertEquals(8, stats.numberOfLooseObjects); |
| gc.setExpireAgeMillis(0); |
| fsTick(); |
| gc.prune(Collections.<ObjectId> emptySet()); |
| stats = gc.getStatistics(); |
| assertEquals(8, stats.numberOfLooseObjects); |
| tr.blob("x"); |
| stats = gc.getStatistics(); |
| assertEquals(9, stats.numberOfLooseObjects); |
| fsTick(); |
| gc.prune(Collections.<ObjectId> emptySet()); |
| stats = gc.getStatistics(); |
| assertEquals(8, stats.numberOfLooseObjects); |
| } |
| |
| @Test |
| public void testPackRepoWithCorruptReflog() throws Exception { |
| // create a reflog entry "0000... 0000... foobar" by doing an initial |
| // refupdate for HEAD which points to a non-existing ref. The |
| // All-Projects repo of gerrit instances had such entries |
| RefUpdate ru = repo.updateRef(Constants.HEAD); |
| ru.link("refs/to/garbage"); |
| tr.branch("refs/heads/master").commit().add("A", "A").add("B", "B") |
| .create(); |
| // make sure HEAD exists |
| Git.wrap(repo).checkout().setName("refs/heads/master").call(); |
| gc.gc(); |
| } |
| |
| @Test |
| public void testPackCommitsAndLooseOneNoReflog() throws Exception { |
| BranchBuilder bb = tr.branch("refs/heads/master"); |
| RevCommit first = bb.commit().add("A", "A").add("B", "B").create(); |
| bb.commit().add("A", "A2").add("B", "B2").create(); |
| tr.update("refs/heads/master", first); |
| |
| stats = gc.getStatistics(); |
| assertEquals(8, stats.numberOfLooseObjects); |
| assertEquals(0, stats.numberOfPackedObjects); |
| |
| FileUtils.delete(new File(repo.getDirectory(), "logs/HEAD"), |
| FileUtils.RETRY | FileUtils.SKIP_MISSING); |
| FileUtils.delete( |
| new File(repo.getDirectory(), "logs/refs/heads/master"), |
| FileUtils.RETRY | FileUtils.SKIP_MISSING); |
| gc.gc(); |
| |
| stats = gc.getStatistics(); |
| assertEquals(4, stats.numberOfLooseObjects); |
| assertEquals(4, stats.numberOfPackedObjects); |
| assertEquals(1, stats.numberOfPackFiles); |
| } |
| |
| @Test |
| public void testPackCommitsAndLooseOneWithPruneNowNoReflog() |
| throws Exception { |
| BranchBuilder bb = tr.branch("refs/heads/master"); |
| RevCommit first = bb.commit().add("A", "A").add("B", "B").create(); |
| bb.commit().add("A", "A2").add("B", "B2").create(); |
| tr.update("refs/heads/master", first); |
| |
| stats = gc.getStatistics(); |
| assertEquals(8, stats.numberOfLooseObjects); |
| assertEquals(0, stats.numberOfPackedObjects); |
| |
| FileUtils.delete(new File(repo.getDirectory(), "logs/HEAD"), |
| FileUtils.RETRY | FileUtils.SKIP_MISSING); |
| FileUtils.delete( |
| new File(repo.getDirectory(), "logs/refs/heads/master"), |
| FileUtils.RETRY | FileUtils.SKIP_MISSING); |
| gc.setExpireAgeMillis(0); |
| gc.gc(); |
| |
| stats = gc.getStatistics(); |
| assertEquals(0, stats.numberOfLooseObjects); |
| assertEquals(4, stats.numberOfPackedObjects); |
| assertEquals(1, stats.numberOfPackFiles); |
| } |
| } |