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/*
* SonarQube
* Copyright (C) 2009-2025 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.api.impl.utils;
import java.io.File;
import org.apache.commons.io.FileUtils;
import org.junit.BeforeClass;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TemporaryFolder;
import org.slf4j.event.Level;
import org.sonar.api.testfixtures.log.LogTester;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatThrownBy;
public class DefaultTempFolderTest {
@Rule
public TemporaryFolder temp = new TemporaryFolder();
@Rule
public LogTester logTester = new LogTester();
private static StringBuilder tooLong = new StringBuilder("tooooolong");
@BeforeClass
public static void setUp() {
for (int i = 0; i < 50; i++) {
tooLong.append("tooooolong");
}
}
@Test
public void createTempFolderAndFile() throws Exception {
File rootTempFolder = temp.newFolder();
DefaultTempFolder underTest = new DefaultTempFolder(rootTempFolder);
File dir = underTest.newDir();
assertThat(dir).exists().isDirectory();
File file = underTest.newFile();
assertThat(file).exists().isFile();
underTest.clean();
assertThat(rootTempFolder).doesNotExist();
}
@Test
public void createTempFolderWithName() throws Exception {
File rootTempFolder = temp.newFolder();
DefaultTempFolder underTest = new DefaultTempFolder(rootTempFolder);
File dir = underTest.newDir("sample");
assertThat(dir).exists().isDirectory();
assertThat(new File(rootTempFolder, "sample")).isEqualTo(dir);
underTest.clean();
assertThat(rootTempFolder).doesNotExist();
}
@Test
public void newDir_throws_ISE_if_name_is_not_valid() throws Exception {
File rootTempFolder = temp.newFolder();
DefaultTempFolder underTest = new DefaultTempFolder(rootTempFolder);
assertThatThrownBy(() -> underTest.newDir(tooLong.toString()))
.isInstanceOf(IllegalStateException.class)
.hasMessageContaining("Failed to create temp directory");
}
@Test
public void newFile_throws_ISE_if_name_is_not_valid() throws Exception {
File rootTempFolder = temp.newFolder();
DefaultTempFolder underTest = new DefaultTempFolder(rootTempFolder);
assertThatThrownBy(() -> underTest.newFile(tooLong.toString(), ".txt"))
.isInstanceOf(IllegalStateException.class)
.hasMessage("Failed to create temp file");
}
@Test
public void clean_deletes_non_empty_directory() throws Exception {
File dir = temp.newFolder();
FileUtils.touch(new File(dir, "foo.txt"));
DefaultTempFolder underTest = new DefaultTempFolder(dir);
underTest.clean();
assertThat(dir).doesNotExist();
}
@Test
public void clean_does_not_fail_if_directory_has_already_been_deleted() throws Exception {
File dir = temp.newFolder();
DefaultTempFolder underTest = new DefaultTempFolder(dir);
underTest.clean();
assertThat(dir).doesNotExist();
// second call does not fail, nor log ERROR logs
underTest.clean();
assertThat(logTester.logs(Level.ERROR)).isEmpty();
}
}
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