// Copyright (C) 2011 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.util.logback;
  
  import static org.junit.Assert.assertFalse;
  import static org.junit.Assert.assertTrue;
  
  import java.io.File;
  import java.io.FileWriter;
  import java.io.IOException;
  
  import net.grinder.testutility.AbstractJUnit4FileTestCase;
  
  import org.junit.Test;
  
  
  /**
   * Unit tests for {@link RollOnStartUp}.
   *
   * @author Philip Aston
   */
  public class TestRollOnStartUp extends AbstractJUnit4FileTestCase {
  
    @Test public void testRollOnStartUp() throws IOException {
      final File f = new File(getDirectory(), "foo");
      final FileWriter out = new FileWriter(f);
      out.write("foo");
      out.close();
  
      final RollOnStartUp<Object> r1 = new RollOnStartUp<Object>();
      assertTrue(r1.isTriggeringEvent(f, null));
      assertFalse(r1.isTriggeringEvent(f, null));
      assertFalse(r1.isTriggeringEvent(f, null));
  
      assertTrue(new RollOnStartUp<Object>().isTriggeringEvent(f, null));
      assertFalse(r1.isTriggeringEvent(f, null));
    }
  
    @Test public void testRollOnStartUpNoFile() throws IOException {
      final File f = new File(getDirectory(), "foo");
  
      final RollOnStartUp<Object> r1 = new RollOnStartUp<Object>();
      assertFalse(r1.isTriggeringEvent(f, null));
    }
  
    @Test public void testRollOnStartUpEmptyFile() throws IOException {
      final File f = new File(getDirectory(), "foo");
      f.createNewFile();
  
      final RollOnStartUp<Object> r1 = new RollOnStartUp<Object>();
      assertFalse(r1.isTriggeringEvent(f, null));
    }
  }