| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.commons.io.file; |
| |
| import static org.apache.commons.io.file.CounterAssertions.assertCounts; |
| 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.junit.jupiter.api.Assumptions.assumeFalse; |
| |
| import java.io.IOException; |
| import java.nio.file.Files; |
| import java.nio.file.LinkOption; |
| import java.nio.file.NoSuchFileException; |
| import java.nio.file.Path; |
| import java.nio.file.Paths; |
| |
| import org.apache.commons.io.file.Counters.PathCounters; |
| import org.apache.commons.lang3.SystemUtils; |
| import org.junit.jupiter.api.Assertions; |
| import org.junit.jupiter.api.Test; |
| |
| /** |
| * Tests {@link DeletingPathVisitor}. |
| */ |
| public class PathUtilsDeleteFileTest extends AbstractTempDirTest { |
| |
| @Test |
| public void testDeleteBrokenLink() throws IOException { |
| assumeFalse(SystemUtils.IS_OS_WINDOWS); |
| final Path missingFile = tempDirPath.resolve("missing.txt"); |
| final Path brokenLink = tempDirPath.resolve("broken.txt"); |
| Files.createSymbolicLink(brokenLink, missingFile); |
| assertTrue(Files.exists(brokenLink, LinkOption.NOFOLLOW_LINKS)); |
| assertFalse(Files.exists(missingFile, LinkOption.NOFOLLOW_LINKS)); |
| PathUtils.deleteFile(brokenLink); |
| assertFalse(Files.exists(brokenLink, LinkOption.NOFOLLOW_LINKS), "Symbolic link not removed"); |
| } |
| |
| /** |
| * Tests a directory with one file of size 0. |
| */ |
| @Test |
| public void testDeleteFileDirectory1FileSize0() throws IOException { |
| final String fileName = "file-size-0.bin"; |
| PathUtils.copyFileToDirectory(Paths.get("src/test/resources/org/apache/commons/io/dirs-1-file-size-0/" + fileName), tempDirPath); |
| assertCounts(0, 1, 0, PathUtils.deleteFile(tempDirPath.resolve(fileName))); |
| // This will throw if not empty. |
| Files.deleteIfExists(tempDirPath); |
| } |
| |
| /** |
| * Tests a directory with one file of size 1. |
| */ |
| @Test |
| public void testDeleteFileDirectory1FileSize1() throws IOException { |
| final String fileName = "file-size-1.bin"; |
| PathUtils.copyFileToDirectory(Paths.get("src/test/resources/org/apache/commons/io/dirs-1-file-size-1/" + fileName), tempDirPath); |
| assertCounts(0, 1, 1, PathUtils.deleteFile(tempDirPath.resolve(fileName))); |
| // This will throw if not empty. |
| Files.deleteIfExists(tempDirPath); |
| } |
| |
| /** |
| * Tests a file that does not exist. |
| */ |
| @Test |
| public void testDeleteFileDoesNotExist() throws IOException { |
| testDeleteFileEmpty(PathUtils.deleteFile(tempDirPath.resolve("file-does-not-exist.bin"))); |
| // This will throw if not empty. |
| Files.deleteIfExists(tempDirPath); |
| } |
| |
| private void testDeleteFileEmpty(final PathCounters pathCounts) { |
| assertCounts(0, 0, 0, pathCounts); |
| } |
| |
| /** |
| * Tests an empty folder. |
| */ |
| @Test |
| public void testDeleteFileEmptyDirectory() throws IOException { |
| Assertions.assertThrows(NoSuchFileException.class, () -> testDeleteFileEmpty(PathUtils.deleteFile(tempDirPath))); |
| // This will throw if not empty. |
| Files.deleteIfExists(tempDirPath); |
| } |
| |
| /** |
| * Tests a directory with one file of size 1. |
| */ |
| @Test |
| public void testDeleteReadOnlyFileDirectory1FileSize1() throws IOException { |
| final String fileName = "file-size-1.bin"; |
| PathUtils.copyFileToDirectory(Paths.get("src/test/resources/org/apache/commons/io/dirs-1-file-size-1/" + fileName), tempDirPath); |
| final Path resolved = tempDirPath.resolve(fileName); |
| PathUtils.setReadOnly(resolved, true); |
| if (SystemUtils.IS_OS_WINDOWS) { |
| // Fails on Windows's Ubuntu subsystem. |
| assertFalse(Files.isWritable(resolved)); |
| assertThrows(IOException.class, () -> PathUtils.deleteFile(resolved)); |
| } |
| assertCounts(0, 1, 1, PathUtils.deleteFile(resolved, StandardDeleteOption.OVERRIDE_READ_ONLY)); |
| // This will throw if not empty. |
| Files.deleteIfExists(tempDirPath); |
| } |
| |
| /** |
| * Tests a directory with one file of size 1. |
| */ |
| @Test |
| public void testSetReadOnlyFileDirectory1FileSize1() throws IOException { |
| final String fileName = "file-size-1.bin"; |
| PathUtils.copyFileToDirectory(Paths.get("src/test/resources/org/apache/commons/io/dirs-1-file-size-1/" + fileName), tempDirPath); |
| final Path resolved = tempDirPath.resolve(fileName); |
| PathUtils.setReadOnly(resolved, true); |
| if (SystemUtils.IS_OS_WINDOWS) { |
| // Fails on Windows's Ubuntu subsystem. |
| assertFalse(Files.isWritable(resolved)); |
| assertThrows(IOException.class, () -> PathUtils.deleteFile(resolved)); |
| } |
| PathUtils.setReadOnly(resolved, false); |
| PathUtils.deleteFile(resolved); |
| // This will throw if not empty. |
| Files.deleteIfExists(tempDirPath); |
| } |
| } |