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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.assertTrue;
-
- import java.util.Collections;
-
- import org.eclipse.jgit.junit.TestRepository.CommitBuilder;
- import org.eclipse.jgit.lib.ObjectId;
- import org.eclipse.jgit.lib.RefUpdate;
- import org.eclipse.jgit.merge.MergeStrategy;
- import org.eclipse.jgit.merge.Merger;
- import org.eclipse.jgit.revwalk.RevCommit;
- import org.eclipse.jgit.revwalk.RevTree;
- import org.junit.Test;
-
- public class GcBranchPrunedTest extends GcTestCase {
-
- @Test
- public void branch_historyNotPruned() throws Exception {
- RevCommit tip = commitChain(10);
- tr.branch("b").update(tip);
- gc.setExpireAgeMillis(0);
- fsTick();
- gc.prune(Collections.<ObjectId> emptySet());
- do {
- assertTrue(repo.getObjectDatabase().has(tip));
- tr.parseBody(tip);
- RevTree t = tip.getTree();
- assertTrue(repo.getObjectDatabase().has(t));
- assertTrue(repo.getObjectDatabase().has(tr.get(t, "a")));
- tip = tip.getParentCount() > 0 ? tip.getParent(0) : null;
- } while (tip != null);
- }
-
- @Test
- public void deleteBranch_historyPruned() throws Exception {
- RevCommit tip = commitChain(10);
- tr.branch("b").update(tip);
- RefUpdate update = repo.updateRef("refs/heads/b");
- update.setForceUpdate(true);
- update.delete();
- gc.setExpireAgeMillis(0);
- fsTick();
- gc.prune(Collections.<ObjectId> emptySet());
- assertTrue(gc.getStatistics().numberOfLooseObjects == 0);
- }
-
- @Test
- public void deleteMergedBranch_historyNotPruned() throws Exception {
- RevCommit parent = tr.commit().create();
- RevCommit b1Tip = tr.branch("b1").commit().parent(parent).add("x", "x")
- .create();
- RevCommit b2Tip = tr.branch("b2").commit().parent(parent).add("y", "y")
- .create();
-
- // merge b1Tip and b2Tip and update refs/heads/b1 to the merge commit
- Merger merger = MergeStrategy.SIMPLE_TWO_WAY_IN_CORE.newMerger(repo);
- merger.merge(b1Tip, b2Tip);
- CommitBuilder cb = tr.commit();
- cb.parent(b1Tip).parent(b2Tip);
- cb.setTopLevelTree(merger.getResultTreeId());
- RevCommit mergeCommit = cb.create();
- RefUpdate u = repo.updateRef("refs/heads/b1");
- u.setNewObjectId(mergeCommit);
- u.update();
-
- RefUpdate update = repo.updateRef("refs/heads/b2");
- update.setForceUpdate(true);
- update.delete();
-
- gc.setExpireAgeMillis(0);
- fsTick();
- gc.prune(Collections.<ObjectId> emptySet());
- assertTrue(repo.getObjectDatabase().has(b2Tip));
- }
- }
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