package de.micromata.borgbutler.cache;
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import de.micromata.borgbutler.config.BorgRepoConfig;
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import de.micromata.borgbutler.data.Archive;
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import org.junit.jupiter.api.Test;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.io.File;
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import java.io.IOException;
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import java.lang.reflect.Field;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.attribute.FileTime;
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import java.util.ArrayList;
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import java.util.List;
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import static org.junit.jupiter.api.Assertions.*;
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public class ArchiveFilelistCacheTest {
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private static Logger log = LoggerFactory.getLogger(ArchiveFilelistCacheTest.class);
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@Test
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void readWriteTest() throws Exception {
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List<FilesystemItem> list = createList(1000000);
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ArchiveFilelistCache cache = new ArchiveFilelistCache(new File("out"), 100);
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cache.removeAllCacheFiles();
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BorgRepoConfig repoConfig = new BorgRepoConfig();
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repoConfig.setRepo("repo");
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Archive archive = createArchive("2018-12-10");
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log.info("Saving " + list.size() + " items to out dir.");
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cache.save(repoConfig, archive, list);
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log.info("Saving done.");
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log.info("Loading items from out dir.");
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List<FilesystemItem> filesystemItems = cache.load(repoConfig, archive);
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log.info("Loading " + filesystemItems.size() + " items done.");
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assertEquals(list.size(), filesystemItems.size());
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for (int i = 0; i < filesystemItems.size(); i++) {
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assertEquals(list.get(i).getPath(), filesystemItems.get(i).getPath());
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}
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cache.removeAllCacheFiles();
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}
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@Test
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void readWriteEmptyTest() throws Exception {
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List<FilesystemItem> list = new ArrayList<>();
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ArchiveFilelistCache cache = new ArchiveFilelistCache(new File("out"), 100);
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cache.removeAllCacheFiles();
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BorgRepoConfig repoConfig = new BorgRepoConfig();
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repoConfig.setRepo("repo");
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Archive archive = createArchive("2018-12-09");
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assertNull(cache.load(repoConfig, archive));
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cache.save(repoConfig, archive, list);
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List<FilesystemItem> filesystemItems = cache.load(repoConfig, archive);
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assertNull(cache.load(repoConfig, archive));
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cache.removeAllCacheFiles();
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}
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@Test
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void cleanUpMaximumSizeTest() throws Exception {
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List<FilesystemItem> list = createList(1000000);
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ArchiveFilelistCache cache = new ArchiveFilelistCache(new File("out"), 3);
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cache.removeAllCacheFiles();
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BorgRepoConfig repoConfig = new BorgRepoConfig();
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repoConfig.setRepo("repo");
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long millis = System.currentTimeMillis();
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Archive archive = createArchive("2018-11-20");
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cache.save(repoConfig, archive, list);
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File oldestFile = cache.getFile(repoConfig, archive);
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setLastModificationTime(oldestFile, millis - 10 * 3600000); // Fake lastModifiedTime - 10 h
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archive = createArchive("2018-11-21");
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cache.save(repoConfig, archive, list);
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File newestFile = cache.getFile(repoConfig, archive);
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setLastModificationTime(newestFile, millis - 60000); // Fake lastModifiedTime - 1min
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archive = createArchive("2018-11-22");
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cache.save(repoConfig, archive, list);
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File file = cache.getFile(repoConfig, archive);
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setLastModificationTime(file, millis - 3600000); // Fake lastModifiedTime - 1 hour
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assertTrue(oldestFile.exists());
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assertTrue(newestFile.exists());
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assertTrue(file.exists());
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cache.cleanUp();
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assertFalse(oldestFile.exists());
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assertFalse(file.exists());
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assertTrue(newestFile.exists());
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cache.removeAllCacheFiles();
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}
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@Test
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void cleanUpExpiredTest() throws Exception {
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List<FilesystemItem> list = createList(1000);
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ArchiveFilelistCache cache = new ArchiveFilelistCache(new File("out"), 3);
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cache.removeAllCacheFiles();
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BorgRepoConfig repoConfig = new BorgRepoConfig();
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repoConfig.setRepo("repo");
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long millis = System.currentTimeMillis();
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Archive archive = createArchive("2018-10-20");
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cache.save(repoConfig, archive, list);
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File notExpiredFile = cache.getFile(repoConfig, archive);
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setLastModificationTime(notExpiredFile, millis - 6 * 24 * 3600000); // Fake lastModifiedTime - 10 h
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archive = createArchive("2018-10-21");
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cache.save(repoConfig, archive, list);
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File expiredFile = cache.getFile(repoConfig, archive);
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setLastModificationTime(expiredFile, millis - 8 * 24 * 3600000); // Fake lastModifiedTime - 10 h
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assertTrue(expiredFile.exists());
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assertTrue(notExpiredFile.exists());
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cache.cleanUp();
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assertFalse(expiredFile.exists());
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assertTrue(notExpiredFile.exists());
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cache.removeAllCacheFiles();
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}
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private List<FilesystemItem> createList(int number) throws Exception {
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List<FilesystemItem> list = new ArrayList<>();
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for (int i = 0; i < 1000000; i++) {
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list.add(create(i));
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}
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return list;
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}
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private FilesystemItem create(int i) throws Exception {
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FilesystemItem item = new FilesystemItem();
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set(item, "type", "-").set(item, "mode", "drwxr-xr-x")
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.set(item, "user", "kai").set(item, "group", "user")
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.set(item, "path", "/Users/kai/Test" + i + ".java").set(item, "size", 1000);
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return item;
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}
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private ArchiveFilelistCacheTest set(Object obj, String field, Object value) throws Exception {
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Field f1 = obj.getClass().getDeclaredField(field);
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f1.setAccessible(true);
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f1.set(obj, value);
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return this;
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}
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private Archive createArchive(String time) throws Exception {
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Archive archive = new Archive();
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set(archive, "name", "archive-" + time);
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set(archive, "time", time);
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return archive;
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}
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private void setLastModificationTime(File file, long lastModificationTime) throws IOException {
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Path path = file.toPath();
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FileTime fileTime = FileTime.fromMillis(lastModificationTime);
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Files.setAttribute(path, "lastModifiedTime", fileTime);
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}
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}
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