| /* |
| * Copyright (c) 1998, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code 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 General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* @test |
| @bug 4130498 4391178 6198547 |
| @summary Basic test for createNewFile method |
| */ |
| |
| import java.io.*; |
| |
| |
| public class CreateNewFile { |
| |
| public static void main(String[] args) throws Exception { |
| |
| File f = new File(System.getProperty("test.dir", "."), |
| "x.CreateNewFile"); |
| if (f.exists() && !f.delete()) |
| throw new Exception("Cannot delete test file " + f); |
| if (!f.createNewFile()) |
| throw new Exception("Cannot create new file " + f); |
| if (!f.exists()) |
| throw new Exception("Did not create new file " + f); |
| if (f.createNewFile()) |
| throw new Exception("Created existing file " + f); |
| |
| try { |
| f = new File("/"); |
| if (f.createNewFile()) |
| throw new Exception("Created root directory!"); |
| } catch (IOException e) { |
| // Exception expected |
| } |
| |
| testCreateExistingDir(); |
| } |
| |
| // Test JDK-6198547 |
| private static void testCreateExistingDir() throws IOException { |
| File tmpFile = new File("hugo"); |
| if (tmpFile.exists() && !tmpFile.delete()) |
| throw new RuntimeException("Cannot delete " + tmpFile); |
| if (!tmpFile.mkdir()) |
| throw new RuntimeException("Cannot create dir " + tmpFile); |
| if (!tmpFile.exists()) |
| throw new RuntimeException("Cannot see created dir " + tmpFile); |
| if (tmpFile.createNewFile()) |
| throw new RuntimeException("Should fail to create file " + tmpFile); |
| } |
| } |