diff options
Diffstat (limited to 'org.eclipse.jgit.test/tst/org/eclipse/jgit/util/FS_POSIXTest.java')
| -rw-r--r-- | org.eclipse.jgit.test/tst/org/eclipse/jgit/util/FS_POSIXTest.java | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/org.eclipse.jgit.test/tst/org/eclipse/jgit/util/FS_POSIXTest.java b/org.eclipse.jgit.test/tst/org/eclipse/jgit/util/FS_POSIXTest.java new file mode 100644 index 0000000000..87349a25a4 --- /dev/null +++ b/org.eclipse.jgit.test/tst/org/eclipse/jgit/util/FS_POSIXTest.java @@ -0,0 +1,139 @@ +/* + * Copyright (C) 2019, Vishal Devgire <vishaldevgire@gmail.com> + * and other copyright owners as documented in the project's IP log. + * + * This program and the accompanying materials are made available + * under the terms of the Eclipse Distribution License v1.0 which + * accompanies this distribution, is reproduced below, and is + * available at http://www.eclipse.org/org/documents/edl-v10.php + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials provided + * with the distribution. + * + * - Neither the name of the Eclipse Foundation, Inc. nor the + * names of its contributors may be used to endorse or promote + * products derived from this software without specific prior + * written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND + * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, + * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +package org.eclipse.jgit.util; + +import static org.junit.Assert.assertFalse; +import static org.junit.Assert.assertTrue; + +import java.io.File; +import java.io.IOException; +import java.nio.file.Files; +import java.nio.file.Path; + +import org.eclipse.jgit.junit.MockSystemReader; +import org.eclipse.jgit.lib.ConfigConstants; +import org.eclipse.jgit.storage.file.FileBasedConfig; +import org.junit.After; +import org.junit.Before; +import org.junit.Test; + +public class FS_POSIXTest { + private SystemReader originalSystemReaderInstance; + + private FileBasedConfig systemConfig; + + private FileBasedConfig userConfig; + + private Path tmp; + + @Before + public void setUp() throws Exception { + tmp = Files.createTempDirectory("jgit_test_"); + MockSystemReader mockSystemReader = new MockSystemReader(); + SystemReader.setInstance(mockSystemReader); + + // Measure timer resolution before the test to avoid time critical tests + // are affected by time needed for measurement. + // The MockSystemReader must be configured first since we need to use + // the same one here + FS.getFileStoreAttributes(tmp.getParent()); + systemConfig = new FileBasedConfig( + new File(tmp.toFile(), "systemgitconfig"), FS.DETECTED); + userConfig = new FileBasedConfig(systemConfig, + new File(tmp.toFile(), "usergitconfig"), FS.DETECTED); + // We have to set autoDetach to false for tests, because tests expect to + // be able to clean up by recursively removing the repository, and + // background GC might be in the middle of writing or deleting files, + // which would disrupt this. + userConfig.setBoolean(ConfigConstants.CONFIG_GC_SECTION, null, + ConfigConstants.CONFIG_KEY_AUTODETACH, false); + userConfig.save(); + mockSystemReader.setSystemGitConfig(systemConfig); + mockSystemReader.setUserGitConfig(userConfig); + + originalSystemReaderInstance = SystemReader.getInstance(); + SystemReader.setInstance(mockSystemReader); + } + + @After + public void tearDown() throws IOException { + SystemReader.setInstance(originalSystemReaderInstance); + FileUtils.delete(tmp.toFile(), FileUtils.RECURSIVE | FileUtils.RETRY); + } + + @Test + public void supportsAtomicCreateNewFile_shouldReturnSupportedAsDefault() { + assertTrue(new FS_POSIX().supportsAtomicCreateNewFile()); + } + + @Test + public void supportsAtomicCreateNewFile_shouldReturnTrueIfFlagIsSetInUserConfig() { + setAtomicCreateCreationFlag(userConfig, "true"); + assertTrue(new FS_POSIX().supportsAtomicCreateNewFile()); + } + + @Test + public void supportsAtomicCreateNewFile_shouldReturnTrueIfFlagIsSetInSystemConfig() { + setAtomicCreateCreationFlag(systemConfig, "true"); + assertTrue(new FS_POSIX().supportsAtomicCreateNewFile()); + } + + @Test + public void supportsAtomicCreateNewFile_shouldReturnFalseIfFlagUnsetInUserConfig() { + setAtomicCreateCreationFlag(userConfig, "false"); + assertFalse(new FS_POSIX().supportsAtomicCreateNewFile()); + } + + @Test + public void supportsAtomicCreateNewFile_shouldReturnFalseIfFlagUnsetInSystemConfig() { + setAtomicCreateCreationFlag(systemConfig, "false"); + assertFalse(new FS_POSIX().supportsAtomicCreateNewFile()); + } + + private void setAtomicCreateCreationFlag(FileBasedConfig config, + String value) { + config.setString(ConfigConstants.CONFIG_CORE_SECTION, null, + ConfigConstants.CONFIG_KEY_SUPPORTSATOMICFILECREATION, value); + } +} |