| /* |
| * 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; |
| |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.junit.jupiter.api.Assertions.assertFalse; |
| import static org.junit.jupiter.api.Assertions.assertTrue; |
| import static org.junit.jupiter.api.Assertions.fail; |
| |
| import java.io.BufferedOutputStream; |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| |
| import org.apache.commons.io.test.TestUtils; |
| import org.junit.jupiter.api.Test; |
| import org.junit.jupiter.api.io.TempDir; |
| /** |
| * Test for FileDeleteStrategy. |
| * |
| * @see FileDeleteStrategy |
| */ |
| public class FileDeleteStrategyTestCase { |
| |
| @TempDir |
| public File temporaryFolder; |
| |
| //----------------------------------------------------------------------- |
| @Test |
| public void testDeleteNormal() throws Exception { |
| final File baseDir = temporaryFolder; |
| final File subDir = new File(baseDir, "test"); |
| assertTrue(subDir.mkdir()); |
| final File subFile = new File(subDir, "a.txt"); |
| if (!subFile.getParentFile().exists()) { |
| throw new IOException("Cannot create file " + subFile |
| + " as the parent directory does not exist"); |
| } |
| try (final BufferedOutputStream output = |
| new BufferedOutputStream(new FileOutputStream(subFile))) { |
| TestUtils.generateTestData(output, 16); |
| } |
| |
| assertTrue(subDir.exists()); |
| assertTrue(subFile.exists()); |
| // delete dir |
| try { |
| FileDeleteStrategy.NORMAL.delete(subDir); |
| fail(); |
| } catch (final IOException ex) { |
| // expected |
| } |
| assertTrue(subDir.exists()); |
| assertTrue(subFile.exists()); |
| // delete file |
| FileDeleteStrategy.NORMAL.delete(subFile); |
| assertTrue(subDir.exists()); |
| assertFalse(subFile.exists()); |
| // delete dir |
| FileDeleteStrategy.NORMAL.delete(subDir); |
| assertFalse(subDir.exists()); |
| // delete dir |
| FileDeleteStrategy.NORMAL.delete(subDir); // no error |
| assertFalse(subDir.exists()); |
| } |
| |
| @Test |
| public void testDeleteQuietlyNormal() throws Exception { |
| final File baseDir = temporaryFolder; |
| final File subDir = new File(baseDir, "test"); |
| assertTrue(subDir.mkdir()); |
| final File subFile = new File(subDir, "a.txt"); |
| if (!subFile.getParentFile().exists()) { |
| throw new IOException("Cannot create file " + subFile |
| + " as the parent directory does not exist"); |
| } |
| try (final BufferedOutputStream output = |
| new BufferedOutputStream(new FileOutputStream(subFile))) { |
| TestUtils.generateTestData(output, 16); |
| } |
| |
| assertTrue(subDir.exists()); |
| assertTrue(subFile.exists()); |
| // delete dir |
| assertFalse(FileDeleteStrategy.NORMAL.deleteQuietly(subDir)); |
| assertTrue(subDir.exists()); |
| assertTrue(subFile.exists()); |
| // delete file |
| assertTrue(FileDeleteStrategy.NORMAL.deleteQuietly(subFile)); |
| assertTrue(subDir.exists()); |
| assertFalse(subFile.exists()); |
| // delete dir |
| assertTrue(FileDeleteStrategy.NORMAL.deleteQuietly(subDir)); |
| assertFalse(subDir.exists()); |
| // delete dir |
| assertTrue(FileDeleteStrategy.NORMAL.deleteQuietly(subDir)); // no error |
| assertFalse(subDir.exists()); |
| } |
| |
| @Test |
| public void testDeleteForce() throws Exception { |
| final File baseDir = temporaryFolder; |
| final File subDir = new File(baseDir, "test"); |
| assertTrue(subDir.mkdir()); |
| final File subFile = new File(subDir, "a.txt"); |
| if (!subFile.getParentFile().exists()) { |
| throw new IOException("Cannot create file " + subFile |
| + " as the parent directory does not exist"); |
| } |
| try (final BufferedOutputStream output = |
| new BufferedOutputStream(new FileOutputStream(subFile))) { |
| TestUtils.generateTestData(output, 16); |
| } |
| |
| assertTrue(subDir.exists()); |
| assertTrue(subFile.exists()); |
| // delete dir |
| FileDeleteStrategy.FORCE.delete(subDir); |
| assertFalse(subDir.exists()); |
| assertFalse(subFile.exists()); |
| // delete dir |
| FileDeleteStrategy.FORCE.delete(subDir); // no error |
| assertFalse(subDir.exists()); |
| } |
| |
| @Test |
| public void testDeleteNull() throws Exception { |
| try { |
| FileDeleteStrategy.NORMAL.delete(null); |
| fail(); |
| } catch (final NullPointerException ex) { |
| // expected |
| } |
| assertTrue(FileDeleteStrategy.NORMAL.deleteQuietly(null)); |
| } |
| |
| @Test |
| public void testToString() { |
| assertEquals("FileDeleteStrategy[Normal]", FileDeleteStrategy.NORMAL.toString()); |
| assertEquals("FileDeleteStrategy[Force]", FileDeleteStrategy.FORCE.toString()); |
| } |
| } |