| /* |
| * Copyright (C) 2012, Christian Halstrick <christian.halstrick@sap.com> and others |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Distribution License v. 1.0 which is available at |
| * https://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| 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); |
| } |
| } |