71 lines
2.5 KiB
Java
71 lines
2.5 KiB
Java
/*
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* Copyright (c) 1998, 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/* @test
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@bug 4130498 4391178 6198547
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@summary Basic test for createNewFile method
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*/
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import java.io.*;
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public class CreateNewFile {
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public static void main(String[] args) throws Exception {
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File f = new File(System.getProperty("test.dir", "."),
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"x.CreateNewFile");
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if (f.exists() && !f.delete())
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throw new Exception("Cannot delete test file " + f);
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if (!f.createNewFile())
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throw new Exception("Cannot create new file " + f);
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if (!f.exists())
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throw new Exception("Did not create new file " + f);
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if (f.createNewFile())
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throw new Exception("Created existing file " + f);
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try {
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f = new File("/");
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if (f.createNewFile())
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throw new Exception("Created root directory!");
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} catch (IOException e) {
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// Exception expected
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}
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testCreateExistingDir();
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}
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// Test JDK-6198547
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private static void testCreateExistingDir() throws IOException {
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File tmpFile = new File("hugo");
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if (tmpFile.exists() && !tmpFile.delete())
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throw new RuntimeException("Cannot delete " + tmpFile);
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if (!tmpFile.mkdir())
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throw new RuntimeException("Cannot create dir " + tmpFile);
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if (!tmpFile.exists())
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throw new RuntimeException("Cannot see created dir " + tmpFile);
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if (tmpFile.createNewFile())
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throw new RuntimeException("Should fail to create file " + tmpFile);
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}
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}
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