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- /*
- * 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);
- }
- }
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