123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113 |
- /*
- * Copyright (C) 2018 Ericsson 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.assertFalse;
- import static org.junit.Assert.assertTrue;
-
- import java.io.IOException;
- import java.nio.file.Files;
- import java.nio.file.Path;
- import java.nio.file.Paths;
- import java.nio.file.attribute.FileTime;
- import java.time.Instant;
-
- import org.junit.Before;
- import org.junit.Test;
-
- public class GcDeleteEmptyRefsFoldersTest extends GcTestCase {
- private static final String REF_FOLDER_01 = "A/B/01";
- private static final String REF_FOLDER_02 = "C/D/02";
-
- private Path refsDir;
- private Path heads;
-
- @Override
- @Before
- public void setUp() throws Exception {
- super.setUp();
- refsDir = Paths.get(repo.getDirectory().getAbsolutePath())
- .resolve("refs");
- heads = refsDir.resolve("heads");
- }
-
- @Test
- public void emptyRefFoldersAreDeleted() throws Exception {
- FileTime fileTime = FileTime.from(Instant.now().minusSeconds(31));
- Path refDir01 = Files.createDirectories(heads.resolve(REF_FOLDER_01));
- Path refDir02 = Files.createDirectories(heads.resolve(REF_FOLDER_02));
- setLastModifiedTime(fileTime, heads, REF_FOLDER_01);
- setLastModifiedTime(fileTime, heads, REF_FOLDER_02);
- assertTrue(refDir01.toFile().exists());
- assertTrue(refDir02.toFile().exists());
- gc.gc();
-
- assertFalse(refDir01.toFile().exists());
- assertFalse(refDir01.getParent().toFile().exists());
- assertFalse(refDir01.getParent().getParent().toFile().exists());
- assertFalse(refDir02.toFile().exists());
- assertFalse(refDir02.getParent().toFile().exists());
- assertFalse(refDir02.getParent().getParent().toFile().exists());
- }
-
- @Test
- public void emptyRefFoldersSkipFiles() throws Exception {
- FileTime fileTime = FileTime.from(Instant.now().minusSeconds(31));
- Path refFile = Files.createFile(refsDir.resolve(".DS_Store"));
- Path refDir01 = Files.createDirectories(heads.resolve(REF_FOLDER_01));
- Path refDir02 = Files.createDirectories(heads.resolve(REF_FOLDER_02));
- setLastModifiedTime(fileTime, heads, REF_FOLDER_01);
- setLastModifiedTime(fileTime, heads, REF_FOLDER_02);
- assertTrue(refDir01.toFile().exists());
- assertTrue(refDir02.toFile().exists());
- gc.gc();
- assertTrue(Files.exists(refFile));
- }
-
- private void setLastModifiedTime(FileTime fileTime, Path path, String folder) throws IOException {
- long numParents = folder.chars().filter(c -> c == '/').count();
- Path folderPath = path.resolve(folder);
- for(int folderLevel = 0; folderLevel <= numParents; folderLevel ++ ) {
- Files.setLastModifiedTime(folderPath, fileTime);
- folderPath = folderPath.getParent();
- }
- }
-
- @Test
- public void emptyRefFoldersAreKeptIfTheyAreTooRecent()
- throws Exception {
- Path refDir01 = Files.createDirectories(heads.resolve(REF_FOLDER_01));
- Path refDir02 = Files.createDirectories(heads.resolve(REF_FOLDER_02));
- assertTrue(refDir01.toFile().exists());
- assertTrue(refDir02.toFile().exists());
- gc.gc();
-
- assertTrue(refDir01.toFile().exists());
- assertTrue(refDir02.toFile().exists());
- }
-
- @Test
- public void nonEmptyRefsFoldersAreKept() throws Exception {
- Path refDir01 = Files.createDirectories(heads.resolve(REF_FOLDER_01));
- Path refDir02 = Files.createDirectories(heads.resolve(REF_FOLDER_02));
- Path ref01 = Files.createFile(refDir01.resolve("ref01"));
- Path ref02 = Files.createFile(refDir01.resolve("ref02"));
- assertTrue(refDir01.toFile().exists());
- assertTrue(refDir02.toFile().exists());
- assertTrue(ref01.toFile().exists());
- assertTrue(ref02.toFile().exists());
- gc.gc();
- assertTrue(refDir01.toFile().exists());
- assertTrue(refDir02.toFile().exists());
- assertTrue(ref01.toFile().exists());
- assertTrue(ref02.toFile().exists());
- }
- }
|