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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.node.admin.task.util.file;
import com.yahoo.vespa.hosted.node.admin.component.TaskContext;
import com.yahoo.vespa.test.file.TestFileSystem;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Nested;
import org.junit.jupiter.api.Test;
import java.io.IOException;
import java.io.UncheckedIOException;
import java.nio.file.FileSystem;
import java.nio.file.Files;
import java.nio.file.NoSuchFileException;
import java.nio.file.Path;
import java.nio.file.attribute.BasicFileAttributes;
import java.nio.file.attribute.FileTime;
import java.time.Duration;
import java.time.Instant;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import static java.util.Set.of;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
/**
* @author freva
*/
public class FileFinderTest {
@Nested
public class GeneralLogicTests {
private final FileSystem fileSystem = TestFileSystem.create();
@Test
void all_files_non_recursive() {
assertFileHelper(FileFinder.files(testRoot())
.maxDepth(1),
of("file-1.json", "test.json", "test.txt"),
of("test", "test/file.txt", "test/data.json", "test/subdir-1", "test/subdir-1/test", "test/subdir-2"));
}
@Test
void all_files_recursive() {
assertFileHelper(FileFinder.files(testRoot()),
of("file-1.json", "test.json", "test.txt", "test/file.txt", "test/data.json", "test/subdir-1/test"),
of("test", "test/subdir-1", "test/subdir-2"));
}
@Test
void all_files_recursive_with_prune_relative() {
assertFileHelper(FileFinder.files(testRoot()).prune(fileSystem.getPath("test")),
of("file-1.json", "test.json", "test.txt"),
of("test", "test/file.txt", "test/data.json", "test/subdir-1", "test/subdir-1/test", "test/subdir-2"));
}
@Test
void all_files_recursive_with_prune_absolute() {
assertFileHelper(FileFinder.files(testRoot()).prune(testRoot().resolve("test/subdir-1")),
of("file-1.json", "test.json", "test.txt", "test/file.txt", "test/data.json"),
of("test", "test/subdir-1", "test/subdir-1/test", "test/subdir-2"));
}
@Test
void throws_if_prune_path_not_under_base_path() {
assertThrows(IllegalArgumentException.class, () -> {
FileFinder.files(Path.of("/some/path")).prune(Path.of("/other/path"));
});
}
@Test
void with_file_filter_recursive() {
assertFileHelper(FileFinder.files(testRoot())
.match(FileFinder.nameEndsWith(".json")),
of("file-1.json", "test.json", "test/data.json"),
of("test.txt", "test", "test/file.txt", "test/subdir-1", "test/subdir-1/test", "test/subdir-2"));
}
@Test
void all_files_limited_depth() {
assertFileHelper(FileFinder.files(testRoot())
.maxDepth(2),
of("test.txt", "file-1.json", "test.json", "test/file.txt", "test/data.json"),
of("test", "test/subdir-1", "test/subdir-1/test", "test/subdir-2"));
}
@Test
void directory_with_filter() {
assertFileHelper(FileFinder.directories(testRoot())
.match(FileFinder.nameStartsWith("subdir"))
.maxDepth(2),
of("test/subdir-1", "test/subdir-2"),
of("file-1.json", "test.json", "test.txt", "test", "test/file.txt", "test/data.json"));
}
@Test
void match_file_and_directory_with_same_name() {
assertFileHelper(FileFinder.from(testRoot())
.match(FileFinder.nameEndsWith("test")),
of("test", "test/subdir-1/test"),
of("file-1.json", "test.json", "test.txt"));
}
@Test
void all_contents() {
assertFileHelper(FileFinder.from(testRoot())
.maxDepth(1),
of("file-1.json", "test.json", "test.txt", "test"),
of());
assertTrue(Files.exists(testRoot()));
}
@BeforeEach
public void setup() throws IOException {
Path root = testRoot();
Files.createDirectories(root);
Files.createFile(root.resolve("file-1.json"));
Files.createFile(root.resolve("test.json"));
Files.createFile(root.resolve("test.txt"));
Files.createDirectories(root.resolve("test"));
Files.createFile(root.resolve("test/file.txt"));
Files.createFile(root.resolve("test/data.json"));
Files.createDirectories(root.resolve("test/subdir-1"));
Files.createFile(root.resolve("test/subdir-1/test"));
Files.createDirectories(root.resolve("test/subdir-2"));
}
private Path testRoot() {
return fileSystem.getPath("/file-finder");
}
private void assertFileHelper(FileFinder fileFinder, Set<String> expectedList, Set<String> expectedContentsAfterDelete) {
Set<String> actualList = fileFinder.stream()
.map(FileFinder.FileAttributes::path)
.map(testRoot()::relativize)
.map(Path::toString)
.collect(Collectors.toSet());
assertEquals(expectedList, actualList);
fileFinder.deleteRecursively(mock(TaskContext.class));
Set<String> actualContentsAfterDelete = recursivelyListContents(testRoot()).stream()
.map(testRoot()::relativize)
.map(Path::toString)
.collect(Collectors.toSet());
assertEquals(expectedContentsAfterDelete, actualContentsAfterDelete);
}
private List<Path> recursivelyListContents(Path basePath) {
try (Stream<Path> pathStream = Files.list(basePath)) {
List<Path> paths = new LinkedList<>();
pathStream.forEach(path -> {
paths.add(path);
if (Files.isDirectory(path))
paths.addAll(recursivelyListContents(path));
});
return paths;
} catch (NoSuchFileException e) {
return List.of();
} catch (IOException e) {
throw new UncheckedIOException(e);
}
}
}
@Nested
public class FilterUnitTests {
private final BasicFileAttributes attributes = mock(BasicFileAttributes.class);
@Test
void age_filter_test() {
Path path = Path.of("/my/fake/path");
when(attributes.lastModifiedTime()).thenReturn(FileTime.from(Instant.now().minus(Duration.ofHours(1))));
FileFinder.FileAttributes fileAttributes = new FileFinder.FileAttributes(path, attributes);
assertFalse(FileFinder.olderThan(Duration.ofMinutes(61)).test(fileAttributes));
assertTrue(FileFinder.olderThan(Duration.ofMinutes(59)).test(fileAttributes));
assertTrue(FileFinder.youngerThan(Duration.ofMinutes(61)).test(fileAttributes));
assertFalse(FileFinder.youngerThan(Duration.ofMinutes(59)).test(fileAttributes));
}
@Test
void size_filters() {
Path path = Path.of("/my/fake/path");
when(attributes.size()).thenReturn(100L);
FileFinder.FileAttributes fileAttributes = new FileFinder.FileAttributes(path, attributes);
assertFalse(FileFinder.largerThan(101).test(fileAttributes));
assertTrue(FileFinder.largerThan(99).test(fileAttributes));
assertTrue(FileFinder.smallerThan(101).test(fileAttributes));
assertFalse(FileFinder.smallerThan(99).test(fileAttributes));
}
@Test
void filename_filters() {
Path path = Path.of("/my/fake/path/some-12352-file.json");
FileFinder.FileAttributes fileAttributes = new FileFinder.FileAttributes(path, attributes);
assertTrue(FileFinder.nameStartsWith("some-").test(fileAttributes));
assertFalse(FileFinder.nameStartsWith("som-").test(fileAttributes));
assertTrue(FileFinder.nameEndsWith(".json").test(fileAttributes));
assertFalse(FileFinder.nameEndsWith("file").test(fileAttributes));
assertTrue(FileFinder.nameMatches(Pattern.compile("some-[0-9]+-file.json")).test(fileAttributes));
assertTrue(FileFinder.nameMatches(Pattern.compile("^some-[0-9]+-file.json$")).test(fileAttributes));
assertFalse(FileFinder.nameMatches(Pattern.compile("some-[0-9]-file.json")).test(fileAttributes));
}
}
}
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