Mercurial > hg > release > icedtea7-forest-2.3 > jdk
view test/java/io/File/CreateNewFile.java @ 6383:6b5c05cfff7c
8013827: File.createTempFile hangs with temp file starting with 'com1.4'
8011950: java.io.File.createTempFile enters infinite loop when passed invalid data
Reviewed-by: alanb
author | dxu |
---|---|
date | Mon, 10 Jun 2013 11:06:26 -0700 |
parents | 00cd9dc3c2b5 |
children |
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/* * 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); } }