@Test
public void deleteFileTest() throws Exception {
long fileId = mFsMaster.createFile(new AlluxioURI("/testFile"), CreateFileOptions.defaults());
Assert.assertEquals(fileId, mFsMaster.getFileId(new AlluxioURI("/testFile")));
mFsMaster.delete(new AlluxioURI("/testFile"), true);
Assert.assertEquals(IdUtils.INVALID_FILE_ID, mFsMaster.getFileId(new AlluxioURI("/testFile")));
}
@Test
public void deleteDirectoryWithDirectoriesTest2() throws Exception {
mFsMaster.createDirectory(new AlluxioURI("/testFolder"), CreateDirectoryOptions.defaults());
mFsMaster.createDirectory(
new AlluxioURI("/testFolder/testFolder2"), CreateDirectoryOptions.defaults());
long fileId =
mFsMaster.createFile(new AlluxioURI("/testFolder/testFile"), CreateFileOptions.defaults());
long fileId2 =
mFsMaster.createFile(
new AlluxioURI("/testFolder/testFolder2/testFile2"), CreateFileOptions.defaults());
Assert.assertEquals(1, mFsMaster.getFileId(new AlluxioURI("/testFolder")));
Assert.assertEquals(2, mFsMaster.getFileId(new AlluxioURI("/testFolder/testFolder2")));
Assert.assertEquals(fileId, mFsMaster.getFileId(new AlluxioURI("/testFolder/testFile")));
Assert.assertEquals(
fileId2, mFsMaster.getFileId(new AlluxioURI("/testFolder/testFolder2/testFile2")));
try {
mFsMaster.delete(new AlluxioURI("/testFolder/testFolder2"), false);
Assert.fail("Deleting a nonempty directory nonrecursively should fail");
} catch (DirectoryNotEmptyException e) {
Assert.assertEquals(
ExceptionMessage.DELETE_NONEMPTY_DIRECTORY_NONRECURSIVE.getMessage("testFolder2"),
e.getMessage());
}
Assert.assertEquals(1, mFsMaster.getFileId(new AlluxioURI("/testFolder")));
Assert.assertEquals(2, mFsMaster.getFileId(new AlluxioURI("/testFolder/testFolder2")));
Assert.assertEquals(fileId, mFsMaster.getFileId(new AlluxioURI("/testFolder/testFile")));
Assert.assertEquals(
fileId2, mFsMaster.getFileId(new AlluxioURI("/testFolder/testFolder2/testFile2")));
}
@Test
public void deleteEmptyDirectoryTest() throws Exception {
mFsMaster.createDirectory(new AlluxioURI("/testFolder"), CreateDirectoryOptions.defaults());
Assert.assertEquals(1, mFsMaster.getFileId(new AlluxioURI("/testFolder")));
mFsMaster.delete(new AlluxioURI("/testFolder"), true);
Assert.assertEquals(
IdUtils.INVALID_FILE_ID, mFsMaster.getFileId(new AlluxioURI("/testFolder")));
}
/** Tests that deleting a file from a folder updates the folder's last modification time. */
@Test
public void lastModificationTimeDeleteTest() throws Exception {
mFsMaster.createDirectory(new AlluxioURI("/testFolder"), CreateDirectoryOptions.defaults());
mFsMaster.createFile(new AlluxioURI("/testFolder/testFile"), CreateFileOptions.defaults());
long folderId = mFsMaster.getFileId(new AlluxioURI("/testFolder"));
long modificationTimeBeforeDelete = mFsMaster.getFileInfo(folderId).getLastModificationTimeMs();
CommonUtils.sleepMs(2);
mFsMaster.delete(new AlluxioURI("/testFolder/testFile"), true);
long modificationTimeAfterDelete = mFsMaster.getFileInfo(folderId).getLastModificationTimeMs();
Assert.assertTrue(modificationTimeBeforeDelete < modificationTimeAfterDelete);
}
@Test
public void deleteDirectoryWithDirectoriesTest() throws Exception {
mFsMaster.createDirectory(new AlluxioURI("/testFolder"), CreateDirectoryOptions.defaults());
mFsMaster.createDirectory(
new AlluxioURI("/testFolder/testFolder2"), CreateDirectoryOptions.defaults());
long fileId =
mFsMaster.createFile(new AlluxioURI("/testFolder/testFile"), CreateFileOptions.defaults());
long fileId2 =
mFsMaster.createFile(
new AlluxioURI("/testFolder/testFolder2/testFile2"), CreateFileOptions.defaults());
Assert.assertEquals(1, mFsMaster.getFileId(new AlluxioURI("/testFolder")));
Assert.assertEquals(2, mFsMaster.getFileId(new AlluxioURI("/testFolder/testFolder2")));
Assert.assertEquals(fileId, mFsMaster.getFileId(new AlluxioURI("/testFolder/testFile")));
Assert.assertEquals(
fileId2, mFsMaster.getFileId(new AlluxioURI("/testFolder/testFolder2/testFile2")));
mFsMaster.delete(new AlluxioURI("/testFolder"), true);
Assert.assertEquals(
IdUtils.INVALID_FILE_ID,
mFsMaster.getFileId(new AlluxioURI("/testFolder/testFolder2/testFile2")));
}
@Test
public void deleteRootTest() throws Exception {
mThrown.expect(InvalidPathException.class);
mThrown.expectMessage(ExceptionMessage.DELETE_ROOT_DIRECTORY.getMessage());
mFsMaster.delete(new AlluxioURI("/"), true);
}