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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 static org.junit.Assert.assertFalse;
- import static org.junit.Assert.assertNotNull;
- import static org.junit.Assert.assertTrue;
-
- import java.io.File;
- import java.util.Collections;
- import java.util.Date;
-
- import org.eclipse.jgit.junit.TestRepository.BranchBuilder;
- import org.eclipse.jgit.lib.ObjectId;
- import org.eclipse.jgit.revwalk.RevBlob;
- import org.eclipse.jgit.revwalk.RevCommit;
- import org.eclipse.jgit.revwalk.RevTree;
- import org.junit.Test;
-
- public class GcPruneNonReferencedTest extends GcTestCase {
- @Test
- public void nonReferencedNonExpiredObject_notPruned() throws Exception {
- RevBlob a = tr.blob("a");
- gc.setExpire(new Date(lastModified(a)));
- gc.prune(Collections.<ObjectId> emptySet());
- assertTrue(repo.getObjectDatabase().has(a));
- }
-
- @Test
- public void nonReferencedExpiredObject_pruned() throws Exception {
- RevBlob a = tr.blob("a");
- gc.setExpireAgeMillis(0);
- fsTick();
- gc.prune(Collections.<ObjectId> emptySet());
- assertFalse(repo.getObjectDatabase().has(a));
- }
-
- @Test
- public void nonReferencedExpiredObjectTree_pruned() throws Exception {
- RevBlob a = tr.blob("a");
- RevTree t = tr.tree(tr.file("a", a));
- gc.setExpireAgeMillis(0);
- fsTick();
- gc.prune(Collections.<ObjectId> emptySet());
- assertFalse(repo.getObjectDatabase().has(t));
- assertFalse(repo.getObjectDatabase().has(a));
- }
-
- @Test
- public void nonReferencedObjects_onlyExpiredPruned() throws Exception {
- RevBlob a = tr.blob("a");
- gc.setExpire(new Date(lastModified(a) + 1));
-
- fsTick();
- RevBlob b = tr.blob("b");
-
- gc.prune(Collections.<ObjectId> emptySet());
- assertFalse(repo.getObjectDatabase().has(a));
- assertTrue(repo.getObjectDatabase().has(b));
- }
-
- @Test
- public void testPackCommitsAndLooseOneWithPruneNow() 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);
- gc.setExpireAgeMillis(0);
- fsTick();
- gc.gc();
- stats = gc.getStatistics();
- assertNoEmptyFanoutDirectories();
- assertEquals(0, stats.numberOfLooseObjects);
- assertEquals(8, stats.numberOfPackedObjects);
- assertEquals(2, stats.numberOfPackFiles);
- }
-
- private void assertNoEmptyFanoutDirectories() {
- File[] fanout = repo.getObjectsDirectory().listFiles();
- assertNotNull(fanout);
- for (File f : fanout) {
- if (f.isDirectory()) {
- String[] entries = f.list();
- if (entries == null || entries.length == 0) {
- assertFalse(
- "Found empty fanout directory "
- + f.getAbsolutePath() + " after pruning",
- f.getName().length() == 2);
- }
- }
- }
- }
- }
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