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/*
* 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.assertFalse;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;
import java.io.File;
import java.io.IOException;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.io.TempDir;
/**
* This class ensure the correctness of {@link FileUtils#directoryContains(File,File)}.
*
* @see FileUtils#directoryContains(File, File)
* @since 2.2
*/
public class FileUtilsDirectoryContainsTest {
private File directory1;
private File directory2;
private File directory3;
private File file1;
private File file1ByRelativeDirectory2;
private File file2;
private File file2ByRelativeDirectory1;
private File file3;
@TempDir
public File top;
@SuppressWarnings("ResultOfMethodCallIgnored")
@BeforeEach
public void setUp() throws Exception {
directory1 = new File(top, "directory1");
directory2 = new File(top, "directory2");
directory3 = new File(directory2, "directory3");
directory1.mkdir();
directory2.mkdir();
directory3.mkdir();
file1 = new File(directory1, "file1");
file2 = new File(directory2, "file2");
file3 = new File(top, "file3");
// Tests case with relative path
file1ByRelativeDirectory2 = new File(top, "directory2/../directory1/file1");
file2ByRelativeDirectory1 = new File(top, "directory1/../directory2/file2");
FileUtils.touch(file1);
FileUtils.touch(file2);
FileUtils.touch(file3);
}
@Test
public void testCanonicalPath() throws IOException {
assertTrue(FileUtils.directoryContains(directory1, file1ByRelativeDirectory2));
assertTrue(FileUtils.directoryContains(directory2, file2ByRelativeDirectory1));
assertFalse(FileUtils.directoryContains(directory1, file2ByRelativeDirectory1));
assertFalse(FileUtils.directoryContains(directory2, file1ByRelativeDirectory2));
}
@Test
public void testDirectoryContainsDirectory() throws IOException {
assertTrue(FileUtils.directoryContains(top, directory1));
assertTrue(FileUtils.directoryContains(top, directory2));
assertTrue(FileUtils.directoryContains(top, directory3));
assertTrue(FileUtils.directoryContains(directory2, directory3));
}
@Test
public void testDirectoryContainsFile() throws IOException {
assertTrue(FileUtils.directoryContains(directory1, file1));
assertTrue(FileUtils.directoryContains(directory2, file2));
}
@Test
public void testDirectoryDoesNotContainFile() throws IOException {
assertFalse(FileUtils.directoryContains(directory1, file2));
assertFalse(FileUtils.directoryContains(directory2, file1));
assertFalse(FileUtils.directoryContains(directory1, file3));
assertFalse(FileUtils.directoryContains(directory2, file3));
}
@Test
public void testDirectoryDoesNotContainsDirectory() throws IOException {
assertFalse(FileUtils.directoryContains(directory1, top));
assertFalse(FileUtils.directoryContains(directory2, top));
assertFalse(FileUtils.directoryContains(directory3, top));
assertFalse(FileUtils.directoryContains(directory3, directory2));
}
@Test
public void testDirectoryDoesNotExist() {
final File dir = new File("DOESNOTEXIST");
assertFalse(dir.exists());
assertThrows(IllegalArgumentException.class, () -> FileUtils.directoryContains(dir, file1));
}
@Test
public void testFileDoesNotExist() throws IOException {
assertFalse(FileUtils.directoryContains(top, null));
final File file = new File("DOESNOTEXIST");
assertFalse(file.exists());
assertFalse(FileUtils.directoryContains(top, file));
}
/**
* Test to demonstrate a file which does not exist returns false
* @throws IOException If an I/O error occurs
*/
@Test
public void testFileDoesNotExistBug() throws IOException {
final File file = new File(top, "DOESNOTEXIST");
assertTrue(top.exists(), "Check directory exists");
assertFalse(file.exists(), "Check file does not exist");
assertFalse(FileUtils.directoryContains(top, file), "Directory does not contain unrealized file");
}
@Test
public void testFileHavingSamePrefixBug() throws IOException {
final File foo = new File(top, "foo");
final File foobar = new File(top, "foobar");
final File fooTxt = new File(top, "foo.txt");
foo.mkdir();
foobar.mkdir();
FileUtils.touch(fooTxt);
assertFalse(FileUtils.directoryContains(foo, foobar));
assertFalse(FileUtils.directoryContains(foo, fooTxt));
}
@Test
public void testIO466() throws IOException {
final File fooFile = new File(directory1.getParent(), "directory1.txt");
assertFalse(FileUtils.directoryContains(directory1, fooFile));
}
@Test
public void testSameFile() {
assertThrows(IllegalArgumentException.class, () -> FileUtils.directoryContains(file1, file1));
}
@Test
public void testUnrealizedContainment() {
final File dir = new File("DOESNOTEXIST");
final File file = new File(dir, "DOESNOTEXIST2");
assertFalse(dir.exists());
assertFalse(file.exists());
assertThrows(IllegalArgumentException.class, () -> FileUtils.directoryContains(dir, file));
}
}
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