net.grinder.testutility.AbstractJUnit4FileTestCase Maven / Gradle / Ivy

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// Copyright (C) 2004 - 2012 Philip Aston
// All rights reserved.
//
// This file is part of The Grinder software distribution. Refer to
// the file LICENSE which is part of The Grinder distribution for
// licensing details. The Grinder distribution is available on the
// Internet at http://grinder.sourceforge.net/
//
// 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 HOLDERS 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 net.grinder.testutility;

import static org.junit.Assert.assertTrue;

import java.io.File;
import java.io.IOException;

import org.junit.After;


/**
 * Abstract base class for test cases that manage a temporary directory.
 *
 * @author Philip Aston
 */
public abstract class AbstractJUnit4FileTestCase {

  private File m_directory;

  @After public void tearDown() throws Exception {
    if (m_directory != null) {
      delete(m_directory);
    }
  }

  private static void delete(File f) throws Exception {

    if (f.isDirectory()) {
      final File[] children = f.listFiles();

      if (children == null) {
        System.err.println("Could not list directory '" + f + "'");
      }
      else {
        for (int i=0; i