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Merge branch '2.3.x' into 2.4.x
Closes gh-25982
This commit is contained in:
commit
638aa87d13
@ -1,5 +1,5 @@
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/*
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* Copyright 2012-2020 the original author or authors.
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* Copyright 2012-2021 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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@ -23,10 +23,10 @@ import java.time.Duration;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.HashSet;
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import java.util.LinkedHashSet;
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import java.util.List;
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import java.util.Set;
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import java.util.UUID;
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import java.util.stream.Collectors;
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import org.junit.jupiter.api.BeforeEach;
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import org.junit.jupiter.api.Test;
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@ -44,6 +44,7 @@ import static org.mockito.Mockito.mock;
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* Tests for {@link FileSystemWatcher}.
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*
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* @author Phillip Webb
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* @author Andy Wilkinson
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*/
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class FileSystemWatcherTests {
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@ -120,9 +121,8 @@ class FileSystemWatcherTests {
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File directory = startWithNewDirectory();
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File file = touch(new File(directory, "test.txt"));
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this.watcher.stopAfter(1);
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ChangedFiles changedFiles = getSingleChangedFiles();
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ChangedFile expected = new ChangedFile(directory, file, Type.ADD);
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assertThat(changedFiles.getFiles()).contains(expected);
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assertThat(getAllFileChanges()).containsExactly(expected);
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}
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@Test
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@ -130,9 +130,8 @@ class FileSystemWatcherTests {
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File directory = startWithNewDirectory();
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File file = touch(new File(new File(directory, "sub"), "text.txt"));
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this.watcher.stopAfter(1);
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ChangedFiles changedFiles = getSingleChangedFiles();
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ChangedFile expected = new ChangedFile(directory, file, Type.ADD);
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assertThat(changedFiles.getFiles()).contains(expected);
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assertThat(getAllFileChanges()).containsExactly(expected);
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}
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@Test
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@ -144,9 +143,8 @@ class FileSystemWatcherTests {
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directory.mkdirs();
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File file = touch(new File(directory, "text.txt"));
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this.watcher.stopAfter(1);
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ChangedFiles changedFiles = getSingleChangedFiles();
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ChangedFile expected = new ChangedFile(directory, file, Type.ADD);
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assertThat(changedFiles.getFiles()).contains(expected);
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assertThat(getAllFileChanges()).containsExactly(expected);
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}
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@Test
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@ -171,8 +169,7 @@ class FileSystemWatcherTests {
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Thread.sleep(10);
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}
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this.watcher.stopAfter(1);
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ChangedFiles changedFiles = getSingleChangedFiles();
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assertThat(changedFiles.getFiles()).hasSize(100);
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assertThat(getAllFileChanges()).hasSize(100);
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}
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@Test
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@ -184,9 +181,8 @@ class FileSystemWatcherTests {
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this.watcher.start();
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File file = touch(new File(directory, "test2.txt"));
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this.watcher.stopAfter(1);
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ChangedFiles changedFiles = getSingleChangedFiles();
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ChangedFile expected = new ChangedFile(directory, file, Type.ADD);
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assertThat(changedFiles.getFiles()).contains(expected);
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assertThat(getAllFileChanges()).contains(expected);
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}
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@Test
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@ -201,7 +197,7 @@ class FileSystemWatcherTests {
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File file1 = touch(new File(directory1, "test.txt"));
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File file2 = touch(new File(directory2, "test.txt"));
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this.watcher.stopAfter(1);
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Set<ChangedFiles> change = getSingleOnChange();
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Set<ChangedFiles> change = this.changes.stream().flatMap(Set<ChangedFiles>::stream).collect(Collectors.toSet());
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assertThat(change.size()).isEqualTo(2);
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for (ChangedFiles changedFiles : change) {
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if (changedFiles.getSourceDirectory().equals(directory1)) {
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@ -219,16 +215,16 @@ class FileSystemWatcherTests {
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void multipleListeners() throws Exception {
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File directory = new File(this.tempDir, UUID.randomUUID().toString());
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directory.mkdir();
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final Set<ChangedFiles> listener2Changes = new LinkedHashSet<>();
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final List<Set<ChangedFiles>> listener2Changes = new ArrayList<>();
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this.watcher.addSourceDirectory(directory);
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this.watcher.addListener(listener2Changes::addAll);
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this.watcher.addListener(listener2Changes::add);
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this.watcher.start();
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File file = touch(new File(directory, "test.txt"));
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this.watcher.stopAfter(1);
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ChangedFiles changedFiles = getSingleChangedFiles();
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ChangedFile expected = new ChangedFile(directory, file, Type.ADD);
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assertThat(changedFiles.getFiles()).contains(expected);
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assertThat(listener2Changes).isEqualTo(this.changes.get(0));
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Set<ChangedFile> changeSet = getAllFileChanges();
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assertThat(changeSet).contains(expected);
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assertThat(getAllFileChanges(listener2Changes)).isEqualTo(changeSet);
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}
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@Test
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@ -243,8 +239,7 @@ class FileSystemWatcherTests {
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delete.delete();
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File add = touch(new File(directory, "add.txt"));
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this.watcher.stopAfter(1);
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ChangedFiles changedFiles = getSingleChangedFiles();
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Set<ChangedFile> actual = changedFiles.getFiles();
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Set<ChangedFile> actual = getAllFileChanges();
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Set<ChangedFile> expected = new HashSet<>();
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expected.add(new ChangedFile(directory, modify, Type.MODIFY));
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expected.add(new ChangedFile(directory, delete, Type.DELETE));
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@ -266,8 +261,7 @@ class FileSystemWatcherTests {
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assertThat(this.changes).isEmpty();
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FileCopyUtils.copy("abc".getBytes(), trigger);
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this.watcher.stopAfter(1);
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ChangedFiles changedFiles = getSingleChangedFiles();
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Set<ChangedFile> actual = changedFiles.getFiles();
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Set<ChangedFile> actual = getAllFileChanges();
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Set<ChangedFile> expected = new HashSet<>();
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expected.add(new ChangedFile(directory, file, Type.MODIFY));
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assertThat(actual).isEqualTo(expected);
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@ -315,15 +309,13 @@ class FileSystemWatcherTests {
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return directory;
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}
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private ChangedFiles getSingleChangedFiles() {
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Set<ChangedFiles> singleChange = getSingleOnChange();
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assertThat(singleChange).hasSize(1);
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return singleChange.iterator().next();
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private Set<ChangedFile> getAllFileChanges() {
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return getAllFileChanges(this.changes);
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}
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private Set<ChangedFiles> getSingleOnChange() {
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assertThat(this.changes).hasSize(1);
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return this.changes.get(0);
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private Set<ChangedFile> getAllFileChanges(List<Set<ChangedFiles>> changes) {
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return changes.stream().flatMap(Set<ChangedFiles>::stream)
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.flatMap((changedFiles) -> changedFiles.getFiles().stream()).collect(Collectors.toSet());
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}
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private File touch(File file) throws IOException {
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