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Merge branch '2.3.x' into 2.4.x

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Closes gh-25982
This commit is contained in:
Andy Wilkinson 2021-04-09 14:40:34 +01:00
commit 638aa87d13
1 changed files with 21 additions and 29 deletions
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50
spring-boot-project/spring-boot-devtools/src/test/java/org/springframework/boot/devtools/filewatch/FileSystemWatcherTests.java
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@ -1,5 +1,5 @@
/*
* Copyright 2012-2020 the original author or authors.
* Copyright 2012-2021 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -23,10 +23,10 @@ import java.time.Duration;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Set;
import java.util.UUID;
import java.util.stream.Collectors;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
@ -44,6 +44,7 @@ import static org.mockito.Mockito.mock;
* Tests for {@link FileSystemWatcher}.
*
* @author Phillip Webb
* @author Andy Wilkinson
*/
class FileSystemWatcherTests {
@ -120,9 +121,8 @@ class FileSystemWatcherTests {
File directory = startWithNewDirectory();
File file = touch(new File(directory, "test.txt"));
this.watcher.stopAfter(1);
ChangedFiles changedFiles = getSingleChangedFiles();
ChangedFile expected = new ChangedFile(directory, file, Type.ADD);
assertThat(changedFiles.getFiles()).contains(expected);
assertThat(getAllFileChanges()).containsExactly(expected);
}
@Test
@ -130,9 +130,8 @@ class FileSystemWatcherTests {
File directory = startWithNewDirectory();
File file = touch(new File(new File(directory, "sub"), "text.txt"));
this.watcher.stopAfter(1);
ChangedFiles changedFiles = getSingleChangedFiles();
ChangedFile expected = new ChangedFile(directory, file, Type.ADD);
assertThat(changedFiles.getFiles()).contains(expected);
assertThat(getAllFileChanges()).containsExactly(expected);
}
@Test
@ -144,9 +143,8 @@ class FileSystemWatcherTests {
directory.mkdirs();
File file = touch(new File(directory, "text.txt"));
this.watcher.stopAfter(1);
ChangedFiles changedFiles = getSingleChangedFiles();
ChangedFile expected = new ChangedFile(directory, file, Type.ADD);
assertThat(changedFiles.getFiles()).contains(expected);
assertThat(getAllFileChanges()).containsExactly(expected);
}
@Test
@ -171,8 +169,7 @@ class FileSystemWatcherTests {
Thread.sleep(10);
}
this.watcher.stopAfter(1);
ChangedFiles changedFiles = getSingleChangedFiles();
assertThat(changedFiles.getFiles()).hasSize(100);
assertThat(getAllFileChanges()).hasSize(100);
}
@Test
@ -184,9 +181,8 @@ class FileSystemWatcherTests {
this.watcher.start();
File file = touch(new File(directory, "test2.txt"));
this.watcher.stopAfter(1);
ChangedFiles changedFiles = getSingleChangedFiles();
ChangedFile expected = new ChangedFile(directory, file, Type.ADD);
assertThat(changedFiles.getFiles()).contains(expected);
assertThat(getAllFileChanges()).contains(expected);
}
@Test
@ -201,7 +197,7 @@ class FileSystemWatcherTests {
File file1 = touch(new File(directory1, "test.txt"));
File file2 = touch(new File(directory2, "test.txt"));
this.watcher.stopAfter(1);
Set<ChangedFiles> change = getSingleOnChange();
Set<ChangedFiles> change = this.changes.stream().flatMap(Set<ChangedFiles>::stream).collect(Collectors.toSet());
assertThat(change.size()).isEqualTo(2);
for (ChangedFiles changedFiles : change) {
if (changedFiles.getSourceDirectory().equals(directory1)) {
@ -219,16 +215,16 @@ class FileSystemWatcherTests {
void multipleListeners() throws Exception {
File directory = new File(this.tempDir, UUID.randomUUID().toString());
directory.mkdir();
final Set<ChangedFiles> listener2Changes = new LinkedHashSet<>();
final List<Set<ChangedFiles>> listener2Changes = new ArrayList<>();
this.watcher.addSourceDirectory(directory);
this.watcher.addListener(listener2Changes::addAll);
this.watcher.addListener(listener2Changes::add);
this.watcher.start();
File file = touch(new File(directory, "test.txt"));
this.watcher.stopAfter(1);
ChangedFiles changedFiles = getSingleChangedFiles();
ChangedFile expected = new ChangedFile(directory, file, Type.ADD);
assertThat(changedFiles.getFiles()).contains(expected);
assertThat(listener2Changes).isEqualTo(this.changes.get(0));
Set<ChangedFile> changeSet = getAllFileChanges();
assertThat(changeSet).contains(expected);
assertThat(getAllFileChanges(listener2Changes)).isEqualTo(changeSet);
}
@Test
@ -243,8 +239,7 @@ class FileSystemWatcherTests {
delete.delete();
File add = touch(new File(directory, "add.txt"));
this.watcher.stopAfter(1);
ChangedFiles changedFiles = getSingleChangedFiles();
Set<ChangedFile> actual = changedFiles.getFiles();
Set<ChangedFile> actual = getAllFileChanges();
Set<ChangedFile> expected = new HashSet<>();
expected.add(new ChangedFile(directory, modify, Type.MODIFY));
expected.add(new ChangedFile(directory, delete, Type.DELETE));
@ -266,8 +261,7 @@ class FileSystemWatcherTests {
assertThat(this.changes).isEmpty();
FileCopyUtils.copy("abc".getBytes(), trigger);
this.watcher.stopAfter(1);
ChangedFiles changedFiles = getSingleChangedFiles();
Set<ChangedFile> actual = changedFiles.getFiles();
Set<ChangedFile> actual = getAllFileChanges();
Set<ChangedFile> expected = new HashSet<>();
expected.add(new ChangedFile(directory, file, Type.MODIFY));
assertThat(actual).isEqualTo(expected);
@ -315,15 +309,13 @@ class FileSystemWatcherTests {
return directory;
}
private ChangedFiles getSingleChangedFiles() {
Set<ChangedFiles> singleChange = getSingleOnChange();
assertThat(singleChange).hasSize(1);
return singleChange.iterator().next();
private Set<ChangedFile> getAllFileChanges() {
return getAllFileChanges(this.changes);
}
private Set<ChangedFiles> getSingleOnChange() {
assertThat(this.changes).hasSize(1);
return this.changes.get(0);
private Set<ChangedFile> getAllFileChanges(List<Set<ChangedFiles>> changes) {
return changes.stream().flatMap(Set<ChangedFiles>::stream)
.flatMap((changedFiles) -> changedFiles.getFiles().stream()).collect(Collectors.toSet());
}
private File touch(File file) throws IOException {