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From rwaldh...@apache.org
Subject cvs commit: jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/example/kata TestAll.java
Date Mon, 01 Dec 2003 07:30:24 GMT
rwaldhoff    2003/11/30 23:30:24

  Modified:    functor/src/test/org/apache/commons/functor/example/kata
                        TestAll.java
  Added:       functor/src/test/org/apache/commons/functor/example/kata/two
                        FunctoredChop.java BinaryChop.java
                        BaseBinaryChop.java TestBinaryChop.java
                        TestAll.java
  Log:
  add kata two examples
  
  Revision  Changes    Path
  1.1                  jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/example/kata/two/FunctoredChop.java
  
  Index: FunctoredChop.java
  ===================================================================
  /* 
   * $Header: /home/cvs/jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/example/kata/two/FunctoredChop.java,v
1.1 2003/12/01 07:30:24 rwaldhoff Exp $
   * ====================================================================
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 2003 The Apache Software Foundation.  All rights
   * reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * 3. The end-user documentation included with the redistribution,
   *    if any, must include the following acknowledgment:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowledgment may appear in the software itself,
   *    if and wherever such third-party acknowledgments normally appear.
   *
   * 4. The names "The Jakarta Project", "Commons", and "Apache Software
   *    Foundation" must not be used to endorse or promote products derived 
   *    from this software without prior written permission. For written
   *    permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache",
   *    nor may "Apache" appear in their name, without prior written
   *    permission of the Apache Software Foundation.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 APACHE SOFTWARE FOUNDATION OR
   * ITS 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.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   *
   */
  package org.apache.commons.functor.example.kata.two;
  
  import java.util.List;
  
  import org.apache.commons.functor.BinaryFunction;
  
  public class FunctoredChop extends BaseBinaryChop {
      public FunctoredChop(BinaryFunction function) {
          this.function = function;
      }
      
      public int find(Object seeking, List list) {
          return ((Number)function.evaluate(seeking,list)).intValue();
      }
  
      private BinaryFunction function;
  }
  
  
  1.1                  jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/example/kata/two/BinaryChop.java
  
  Index: BinaryChop.java
  ===================================================================
  /* 
   * $Header: /home/cvs/jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/example/kata/two/BinaryChop.java,v
1.1 2003/12/01 07:30:24 rwaldhoff Exp $
   * ====================================================================
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 2003 The Apache Software Foundation.  All rights
   * reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * 3. The end-user documentation included with the redistribution,
   *    if any, must include the following acknowledgment:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowledgment may appear in the software itself,
   *    if and wherever such third-party acknowledgments normally appear.
   *
   * 4. The names "The Jakarta Project", "Commons", and "Apache Software
   *    Foundation" must not be used to endorse or promote products derived 
   *    from this software without prior written permission. For written
   *    permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache",
   *    nor may "Apache" appear in their name, without prior written
   *    permission of the Apache Software Foundation.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 APACHE SOFTWARE FOUNDATION OR
   * ITS 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.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   *
   */
  package org.apache.commons.functor.example.kata.two;
  
  import java.util.List;
  
  /**
   * See http://pragprog.com/pragdave/Practices/Kata/KataTwo.rdoc,v
   * for more information on this Kata.
   * 
   * @version $Revision: 1.1 $ $Date: 2003/12/01 07:30:24 $
   * @author Rodney Waldhoff
   */
  public interface BinaryChop {
      int find(int seeking, int[] in);
      int find(Object seeking, Object[] in);
      int find(Object seeking, List in);
  }
  
  
  1.1                  jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/example/kata/two/BaseBinaryChop.java
  
  Index: BaseBinaryChop.java
  ===================================================================
  /* 
   * $Header: /home/cvs/jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/example/kata/two/BaseBinaryChop.java,v
1.1 2003/12/01 07:30:24 rwaldhoff Exp $
   * ====================================================================
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 2003 The Apache Software Foundation.  All rights
   * reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * 3. The end-user documentation included with the redistribution,
   *    if any, must include the following acknowledgment:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowledgment may appear in the software itself,
   *    if and wherever such third-party acknowledgments normally appear.
   *
   * 4. The names "The Jakarta Project", "Commons", and "Apache Software
   *    Foundation" must not be used to endorse or promote products derived 
   *    from this software without prior written permission. For written
   *    permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache",
   *    nor may "Apache" appear in their name, without prior written
   *    permission of the Apache Software Foundation.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 APACHE SOFTWARE FOUNDATION OR
   * ITS 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.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   *
   */
  package org.apache.commons.functor.example.kata.two;
  
  import java.util.Arrays;
  import java.util.List;
  
  /**
   * See http://pragprog.com/pragdave/Practices/Kata/KataTwo.rdoc,v
   * for more information on this Kata.
   * 
   * @version $Revision: 1.1 $ $Date: 2003/12/01 07:30:24 $
   * @author Rodney Waldhoff
   */
  public abstract class BaseBinaryChop implements BinaryChop {
      public int find(int seeking, int[] in) {
          Object[] In = new Object[in.length];
          for(int i=0;i<in.length;i++) {
              In[i] = new Integer(in[i]);
          }
          return find(new Integer(seeking), In);
      }
  
      public int find(Object seeking, Object[] in) {
          return find(seeking, Arrays.asList(in));
      }
      
      public abstract int find(Object seeking, List in);
  } 
  
  
  1.1                  jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/example/kata/two/TestBinaryChop.java
  
  Index: TestBinaryChop.java
  ===================================================================
  /* 
   * $Header: /home/cvs/jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/example/kata/two/TestBinaryChop.java,v
1.1 2003/12/01 07:30:24 rwaldhoff Exp $
   * ====================================================================
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 2003 The Apache Software Foundation.  All rights
   * reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * 3. The end-user documentation included with the redistribution,
   *    if any, must include the following acknowledgment:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowledgment may appear in the software itself,
   *    if and wherever such third-party acknowledgments normally appear.
   *
   * 4. The names "The Jakarta Project", "Commons", and "Apache Software
   *    Foundation" must not be used to endorse or promote products derived 
   *    from this software without prior written permission. For written
   *    permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache",
   *    nor may "Apache" appear in their name, without prior written
   *    permission of the Apache Software Foundation.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 APACHE SOFTWARE FOUNDATION OR
   * ITS 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.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   *
   */
  package org.apache.commons.functor.example.kata.two;
  
  import java.util.List;
  
  import junit.framework.Test;
  import junit.framework.TestCase;
  import junit.framework.TestSuite;
  
  import org.apache.commons.functor.util.BinarySearch;
  
  /**
   * See http://pragprog.com/pragdave/Practices/Kata/KataTwo.rdoc,v
   * for more information on this Kata.
   * 
   * @version $Revision: 1.1 $ $Date: 2003/12/01 07:30:24 $
   * @author Rodney Waldhoff
   */
  public class TestBinaryChop extends TestCase {
      public TestBinaryChop(String testName) {
          super(testName);
      }
  
      public static Test suite() {
          return new TestSuite(TestBinaryChop.class);
      }
          
      public void setUp() throws Exception {
          super.setUp();
      }
      
      public void tearDown() throws Exception {
          super.tearDown();
      }
      
      private void chopTest(BinaryChop chopper) {
          assertEquals(-1, chopper.find(3, new int[0]));
          assertEquals(-1, chopper.find(3, new int[] { 1 }));
          assertEquals(0,  chopper.find(1, new int[] { 1 }));
  
          assertEquals(0,  chopper.find(1, new int[] { 1, 3, 5 }));
          assertEquals(1,  chopper.find(3, new int[] { 1, 3, 5 }));
          assertEquals(2,  chopper.find(5, new int[] { 1, 3, 5 }));
          assertEquals(-1, chopper.find(0, new int[] { 1, 3, 5 }));
          assertEquals(-1, chopper.find(2, new int[] { 1, 3, 5 }));
          assertEquals(-1, chopper.find(4, new int[] { 1, 3, 5 }));
          assertEquals(-1, chopper.find(6, new int[] { 1, 3, 5 }));
  
          assertEquals(0,  chopper.find(1, new int[] { 1, 3, 5, 7 }));
          assertEquals(1,  chopper.find(3, new int[] { 1, 3, 5, 7 }));
          assertEquals(2,  chopper.find(5, new int[] { 1, 3, 5, 7 }));
          assertEquals(3,  chopper.find(7, new int[] { 1, 3, 5, 7 }));
          assertEquals(-1, chopper.find(0, new int[] { 1, 3, 5, 7 }));
          assertEquals(-1, chopper.find(2, new int[] { 1, 3, 5, 7 }));
          assertEquals(-1, chopper.find(4, new int[] { 1, 3, 5, 7 }));
          assertEquals(-1, chopper.find(6, new int[] { 1, 3, 5, 7 }));
          assertEquals(-1, chopper.find(8, new int[] { 1, 3, 5, 7 }));
       }
  
      public void testIterative() {
          chopTest(
              new BaseBinaryChop() {
                  public int find(Object seeking, List list) {
                      int high = list.size();
                      int low = 0;
                      int cur = 0;
                      while(low < high) {
                          cur = (high+low)/2;
                          switch(((Comparable)(list.get(cur))).compareTo(seeking)) {
                              case 0: // equal
                                  return cur;
                              case 1:
                                  high = cur;
                                  break;
                              case -1:
                                  if(low == cur) { cur++; }
                                  low = cur;
                                  break;
                          }
                      }
                      return -1;
                  }
              });    
      }
  
      public void testRecursive() {
          chopTest(
              new BaseBinaryChop() {
                  public int find(Object seeking, List list) {                    
                      if(list.size() == 0) {
                          return -1;
                      } else {
                          int pivot = list.size()/2;
                          int offset = 0;
                          int comp = ((Comparable)(list.get(pivot))).compareTo(seeking); 
                          switch(comp) {
                              case 0:  
                                  return pivot;
                              case -1:
                                  offset = find(seeking,list.subList(Math.max(pivot,1),list.size()));
                               
                                  break;
                              case 1:
                                  offset = find(seeking,list.subList(0,pivot));
                                  break;
                          }
                          return -1 == offset ? -1 : (comp == 1) ? offset : pivot+offset;
                      }
                  }
              });    
      }
      
      public void testTailRecursion() {
          chopTest(
              new BaseBinaryChop() {
                  public int find(Object seeking, List list) { 
                      return BinarySearch.execute(list,(Comparable)seeking);
                  }                   
              });    
      }
      
  }
  
  
  
  1.1                  jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/example/kata/two/TestAll.java
  
  Index: TestAll.java
  ===================================================================
  /* 
   * $Header: /home/cvs/jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/example/kata/two/TestAll.java,v
1.1 2003/12/01 07:30:24 rwaldhoff Exp $
   * ====================================================================
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 2003 The Apache Software Foundation.  All rights
   * reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * 3. The end-user documentation included with the redistribution,
   *    if any, must include the following acknowledgment:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowledgment may appear in the software itself,
   *    if and wherever such third-party acknowledgments normally appear.
   *
   * 4. The names "The Jakarta Project", "Commons", and "Apache Software
   *    Foundation" must not be used to endorse or promote products derived 
   *    from this software without prior written permission. For written
   *    permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache",
   *    nor may "Apache" appear in their name, without prior written
   *    permission of the Apache Software Foundation.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 APACHE SOFTWARE FOUNDATION OR
   * ITS 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.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   *
   */
  package org.apache.commons.functor.example.kata.two;
  
  import junit.framework.Test;
  import junit.framework.TestCase;
  import junit.framework.TestSuite;
  
  /**
   * See http://pragprog.com/pragdave/Practices/Kata/KataTwo.rdoc,v
   * for more information on this Kata.
   * 
   * @version $Revision: 1.1 $ $Date: 2003/12/01 07:30:24 $
   * @author Rodney Waldhoff
   */
  public class TestAll extends TestCase {
      public TestAll(String testName) {
          super(testName);
      }
  
      public static Test suite() {
          TestSuite suite = new TestSuite();
          suite.addTest(TestBinaryChop.suite());
          return suite;
      }
  }
  
  
  
  1.2       +3 -4      jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/example/kata/TestAll.java
  
  Index: TestAll.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/example/kata/TestAll.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- TestAll.java	1 Dec 2003 05:29:09 -0000	1.1
  +++ TestAll.java	1 Dec 2003 07:30:24 -0000	1.2
  @@ -71,9 +71,8 @@
   
       public static Test suite() {
           TestSuite suite = new TestSuite();
  -
           suite.addTest(org.apache.commons.functor.example.kata.one.TestAll.suite());
  -        
  +        suite.addTest(org.apache.commons.functor.example.kata.two.TestAll.suite());
           return suite;
       }
   }
  
  
  

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