picross-commit Mailing List for picross (Page 5)

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Revision: 41
          http://picross.svn.sourceforge.net/picross/?rev=41&view=rev
Author:   yvan_norsa
Date:     2007-06-17 11:55:46 -0700 (Sun, 17 Jun 2007)

Log Message:
-----------
more tests

Modified Paths:
--------------
    trunk/build.xml
    trunk/src/picross/PicrossException.java
    trunk/src/picross/game/simple/XBMModel.java
    trunk/src/picross/tests/AbstractPicrossGridTest.java

Added Paths:
-----------
    trunk/src/picross/game/simple/XBMException.java
    trunk/src/picross/game/simple/XBMModelTest.java

Modified: trunk/build.xml
===================================================================

--- trunk/build.xml	2007-06-15 19:57:57 UTC (rev 40)
+++ trunk/build.xml	2007-06-17 18:55:46 UTC (rev 41)
@@ -148,8 +148,8 @@
 
   <target name="doc"
           depends="compile">
-    <!-- FIXME test classes which are *not* in a "tests" subpackage
-         are included in the Javadoc -->
+    <!-- FIXME test classes which are not in a "tests" subpackage
+         shouldn't be included in the generated Javadoc -->
     <javadoc destdir="${doc.dir}"
              link="http://java.sun.com/j2se/1.5.0/docs/api">
       <packageset dir="${src.dir}"

Modified: trunk/src/picross/PicrossException.java
===================================================================
--- trunk/src/picross/PicrossException.java	2007-06-15 19:57:57 UTC (rev 40)
+++ trunk/src/picross/PicrossException.java	2007-06-17 18:55:46 UTC (rev 41)
@@ -38,13 +38,13 @@
  *
  * @author Y. Norsa
  */
-public final class PicrossException extends Exception {
+public class PicrossException extends Exception {
     /*** Constant ***/
 
     /** Serialisation ID. */
     private static final long serialVersionUID = 1716838910721477345L;
 
-    /*** Constructor ***/
+    /*** Constructors ***/
 
     /**
      * Constructor.
@@ -54,5 +54,14 @@
     public PicrossException(Throwable cause) {
         super(cause);
     }
+
+    /**
+     * Constructor.
+     *
+     * @param msg message describing the exception
+     */
+    public PicrossException(String msg) {
+        super(msg);
+    }
 }
 

Added: trunk/src/picross/game/simple/XBMException.java
===================================================================
--- trunk/src/picross/game/simple/XBMException.java	                        (rev 0)
+++ trunk/src/picross/game/simple/XBMException.java	2007-06-17 18:55:46 UTC (rev 41)
@@ -0,0 +1,68 @@
+/*
+ * $Id$
+ *
+ * Copyright (c) 2007
+ *
+ * This software is governed by the CeCILL license under French law and
+ * abiding by the rules of distribution of free software. You can use,
+ * modify and/ or redistribute the software under the terms of the CeCILL
+ * license as circulated by CEA, CNRS and INRIA at the following URL
+ * "http://www.cecill.info".
+ *
+ * As a counterpart to the access to the source code and rights to copy,
+ * modify and redistribute granted by the license, users are provided only
+ * with a limited warranty and the software's author, the holder of the
+ * economic rights, and the successive licensors have only limited
+ * liability.
+ *
+ * In this respect, the user's attention is drawn to the risks associated
+ * with loading, using, modifying and/or developing or reproducing the
+ * software by the user in light of its specific status of free software,
+ * that may mean that it is complicated to manipulate, and that also
+ * therefore means that it is reserved for developers and experienced
+ * professionals having in-depth computer knowledge. Users are therefore
+ * encouraged to load and test the software's suitability as regards their
+ * requirements in conditions enabling the security of their systems and/or
+ * data to be ensured and, more generally, to use and operate it in the
+ * same conditions as regards security.
+ *
+ * The fact that you are presently reading this means that you have had
+ * knowledge of the CeCILL license and that you accept its terms.
+ */
+
+
+package picross.game.simple;
+
+import picross.PicrossException;
+
+/**
+ * Exception thrown when reading an invalid XBM file.
+ *
+ * @author Y. Norsa
+ */
+final class XBMException extends PicrossException {
+    /*** Constant ***/
+
+    /** Serialisation ID. */
+    private static final long serialVersionUID = 3928727649077087059L;
+
+    /*** Constructors ***/
+
+    /**
+     * Constructor.
+     *
+     * @param msg message describing the exception
+     */
+    XBMException(String msg) {
+        super(msg);
+    }
+
+    /**
+     * Constructor.
+     *
+     * @param cause parent exception
+     */
+    XBMException(Throwable cause) {
+        super(cause);
+    }
+}


Property changes on: trunk/src/picross/game/simple/XBMException.java
___________________________________________________________________
Name: svn:keywords
   + Id

Modified: trunk/src/picross/game/simple/XBMModel.java
===================================================================
--- trunk/src/picross/game/simple/XBMModel.java	2007-06-15 19:57:57 UTC (rev 40)
+++ trunk/src/picross/game/simple/XBMModel.java	2007-06-17 18:55:46 UTC (rev 41)
@@ -51,6 +51,44 @@
  * @author Y. Norsa
  */
 final class XBMModel extends AbstractPicrossModel {
+    /*** Constants ***/
+
+    /** Indicates a constant definition. */
+    private static final String DEFINE_DIRECTIVE = "#define ";
+
+    /** The width value. */
+    private static final String WIDTH_KEYWORD = "width";
+
+    /** The height value. */
+    private static final String HEIGHT_KEYWORD = "height";
+
+    /** Character before the int value. */
+    private static final char VALUE_MARKER = ' ';
+
+    /** The data values. */
+    private static final String BITS_KEYWORD = "bits";
+
+    /** Value separator. */
+    private static final String VALUE_SEPARATOR = ",";
+
+    /** String indicating a hex value. */
+    private static final String HEX_LEADING = "0x";
+
+    /** In case of error. */
+    private static final int ERROR_VALUE = -1;
+
+    /** Beginning of the actual value. */
+    private static final int VALUE_BEGINNING_POS = 2;
+
+    /** End of the actual value. */
+    private static final int VALUE_END_POS = 4;
+
+    /** Hexadecimal number radix. */
+    private static final int HEX_RADIX = 16;
+
+    /** Length of a byte. */
+    private static final int BYTE_LENGTH = 8;
+
     /*** Static field ***/
 
     /** The class' logger. */
@@ -62,11 +100,19 @@
      * Constructor.
      *
      * @param input XBM file input stream
+     * @throws IllegalArgumentException if <code>input</code>
+     * is <code>null</code>
      * @throws IOException if there is a problem while reading the file
+     * @throws XBMException if the file isn't a valid XBM file
      */
-    XBMModel(InputStream input) throws IOException {
+    XBMModel(InputStream input) throws IOException, XBMException,
+                                       IllegalArgumentException {
         super();
 
+        if (input == null) {
+            throw new IllegalArgumentException("input can't be null");
+        }
+
         List<String> byteValues = new ArrayList<String>();
 
         BufferedReader in = new BufferedReader(new InputStreamReader(input));
@@ -75,37 +121,39 @@
 
         try {
             while ((line = in.readLine()) != null) {
-                if (line.contains("width")) {
-                    this.width =
-                        Integer.parseInt(line.substring(line
-                                                        .lastIndexOf(' '))
-                                         .trim());
+                if (line.startsWith(XBMModel.DEFINE_DIRECTIVE)
+                    && line.contains(XBMModel.WIDTH_KEYWORD)) {
+
+                    this.width = XBMModel.readLineValue(line);
+
                     XBMModel.log.debug("width = " + this.width);
                     continue;
                 }
 
-                if (line.contains("height")) {
-                    this.height =
-                        Integer.parseInt(line.substring(line
-                                                        .lastIndexOf(' '))
-                                         .trim());
+                if (line.startsWith(XBMModel.DEFINE_DIRECTIVE)
+                    && line.contains(XBMModel.HEIGHT_KEYWORD)) {
+
+                    this.height = XBMModel.readLineValue(line);
+
                     XBMModel.log.debug("height = " + this.height);
                     continue;
                 }
 
-                if (line.contains("bits")) {
+                if (line.contains(XBMModel.BITS_KEYWORD)) {
                     this.data = new boolean[this.width][this.height];
 
                     while ((line = in.readLine()) != null) {
-                        String[] values = line.split(",");
+                        String[] values = line.split(XBMModel.VALUE_SEPARATOR);
 
                         for (int i = 0; i < values.length; i++) {
                             //XBMModel.log.debug("values[" + i + "] = "
                             //+ values[i]);
 
-                            if (values[i].contains("0x")) {
+                            if (values[i].contains(XBMModel.HEX_LEADING)) {
                                 String byteStr =
-                                    values[i].trim().substring(2, 4);
+                                    values[i].trim()
+                                    .substring(XBMModel.VALUE_BEGINNING_POS,
+                                               XBMModel.VALUE_END_POS);
                                 byteValues.add(byteStr);
                             }
                         }
@@ -122,20 +170,19 @@
             }
         }
 
+        if (width <= 0 || height <= 0 || this.data == null) {
+            throw new XBMException("Invalid XBM file");
+        }
+
         int xIndex = 0;
         int yIndex = 0;
 
         for (String byteStr : byteValues) {
-            int byteVal = Integer.parseInt(byteStr, 16);
-            String binaryStr = Integer.toBinaryString(byteVal);
+            String binaryStr = XBMModel.toBits(byteStr);
 
-            while (binaryStr.length() < 8) {
-                binaryStr = "0" + binaryStr;
-            }
-
             //XBMModel.log.debug(binaryStr);
 
-            for (int j = 8 - 1; j >= 0; j--) {
+            for (int j = XBMModel.BYTE_LENGTH - 1; j >= 0; j--) {
                 //XBMModel.log.debug("this.data[" + yIndex
                 //+ "][" + xIndex + "] = "
                 //+ (binaryStr.charAt(j) == '1' ? true
@@ -155,5 +202,45 @@
             }
         }
     }
+
+    /*** Static methods ***/
+
+    /**
+     * Reads a constant value (C-style) in a line.
+     *
+     * @param line the line to read
+     * @return defined value or -1
+     * @throws XBMException if the line format is incorrect
+     */
+    private static int readLineValue(String line) throws XBMException {
+        int spaceIndex = line.lastIndexOf(XBMModel.VALUE_MARKER);
+
+        if (spaceIndex == -1) {
+            return XBMModel.ERROR_VALUE;
+        }
+
+        try {
+            return Integer.parseInt(line.substring(spaceIndex).trim());
+        } catch (NumberFormatException numberEx) {
+            throw new XBMException(numberEx);
+        }
+    }
+
+    /**
+     * Converts a hex value to its binary representation.
+     *
+     * @param byteStr the original String
+     * @return binary representation
+     */
+    private static String toBits(String byteStr) {
+        int byteVal = Integer.parseInt(byteStr, XBMModel.HEX_RADIX);
+        String binaryStr = Integer.toBinaryString(byteVal);
+
+        while (binaryStr.length() < XBMModel.BYTE_LENGTH) {
+            binaryStr = '0' + binaryStr;
+        }
+
+        return binaryStr;
+    }
 }
 

Added: trunk/src/picross/game/simple/XBMModelTest.java
===================================================================
--- trunk/src/picross/game/simple/XBMModelTest.java	                        (rev 0)
+++ trunk/src/picross/game/simple/XBMModelTest.java	2007-06-17 18:55:46 UTC (rev 41)
@@ -0,0 +1,99 @@
+/*
+ * $Id$
+ *
+ * Copyright (c) 2007
+ *
+ * This software is governed by the CeCILL license under French law and
+ * abiding by the rules of distribution of free software. You can use,
+ * modify and/ or redistribute the software under the terms of the CeCILL
+ * license as circulated by CEA, CNRS and INRIA at the following URL
+ * "http://www.cecill.info".
+ *
+ * As a counterpart to the access to the source code and rights to copy,
+ * modify and redistribute granted by the license, users are provided only
+ * with a limited warranty and the software's author, the holder of the
+ * economic rights, and the successive licensors have only limited
+ * liability.
+ *
+ * In this respect, the user's attention is drawn to the risks associated
+ * with loading, using, modifying and/or developing or reproducing the
+ * software by the user in light of its specific status of free software,
+ * that may mean that it is complicated to manipulate, and that also
+ * therefore means that it is reserved for developers and experienced
+ * professionals having in-depth computer knowledge. Users are therefore
+ * encouraged to load and test the software's suitability as regards their
+ * requirements in conditions enabling the security of their systems and/or
+ * data to be ensured and, more generally, to use and operate it in the
+ * same conditions as regards security.
+ *
+ * The fact that you are presently reading this means that you have had
+ * knowledge of the CeCILL license and that you accept its terms.
+ */
+
+
+package picross.game.simple;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+
+import org.apache.log4j.PropertyConfigurator;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+import picross.Picross;
+import picross.PicrossGrid;
+
+import picross.tests.AbstractPicrossGridTest;
+
+/**
+ * Unit tests for XBMModel.
+ *
+ * @author Y. Norsa
+ */
+public final class XBMModelTest extends AbstractPicrossGridTest {
+    /*** Static field ***/
+
+    /** Valid XBM model. */
+    private static PicrossGrid realModel;
+
+    /*** Static initialisation block. Loads a valid XBM file. ***/
+    static {
+        PropertyConfigurator.configure("log4j.properties");
+
+        try {
+            XBMModelTest.realModel =
+                new XBMModel(Picross.loadDataFile("blarg.xbm"));
+        } catch (IOException ioEx) {
+            throw new ExceptionInInitializerError(ioEx);
+        } catch (XBMException xbmEx) {
+            throw new ExceptionInInitializerError(xbmEx);
+        }
+    }
+
+    /*** Method overloaded from the class AbstractPicrossGridTest ***/
+
+    /** {@inheritDoc} */
+    protected PicrossGrid getPicrossGrid() {
+        return XBMModelTest.realModel;
+    }
+
+    /**
+     * Tests the XBMModel constructor.
+     *
+     * @throws IOException if there is a problem with a stream loading
+     * @throws XBMException if a file isn't valid
+     */
+    @Test
+    public void testXBMModel() throws IOException, XBMException {
+        try {
+            new XBMModel(null);
+            Assert.fail("Tried to load a null model");
+        } catch (IllegalArgumentException argEx) { }
+
+        try {
+            new XBMModel(new ByteArrayInputStream("".getBytes()));
+            Assert.fail("Empty file");
+        } catch (XBMException xbmEx) { }
+    }
+}


Property changes on: trunk/src/picross/game/simple/XBMModelTest.java
___________________________________________________________________
Name: svn:keywords
   + Id

Modified: trunk/src/picross/tests/AbstractPicrossGridTest.java
===================================================================
--- trunk/src/picross/tests/AbstractPicrossGridTest.java	2007-06-15 19:57:57 UTC (rev 40)
+++ trunk/src/picross/tests/AbstractPicrossGridTest.java	2007-06-17 18:55:46 UTC (rev 41)
@@ -97,5 +97,18 @@
             Assert.assertEquals("data[" + i + "].length = " + data[i].length,
                                 height, data[i].length);
         }
+
+        boolean atLeastOneCheckedBox = false;
+
+        for (int i = 0; i < width; i++) {
+            for (int j = 0; j < height; j++) {
+                if (data[i][j]) {
+                    atLeastOneCheckedBox = true;
+                    break;
+                }
+            }
+        }
+
+        Assert.assertTrue("Empty grid", atLeastOneCheckedBox);
     }
 }


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picross-commit Mailing List for picross (Page 5)

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