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From cen...@apache.org
Subject svn commit: r1811793 - in /poi/trunk/src: java/org/apache/poi/hpsf/ java/org/apache/poi/ss/formula/ java/org/apache/poi/util/ ooxml/java/org/apache/poi/openxml4j/opc/internal/ scratchpad/testcases/org/apache/poi/hwpf/model/ testcases/org/apache/poi/util/
Date Wed, 11 Oct 2017 05:32:06 GMT
Author: centic
Date: Wed Oct 11 05:32:05 2017
New Revision: 1811793

URL: http://svn.apache.org/viewvc?rev=1811793&view=rev
Log:
Remove "filling" in IntList as this has no effect whatsoever as far as I could see
Fix some IntelliJ warnings, missing JavaDoc, typos, Findbugs issues

Modified:
    poi/trunk/src/java/org/apache/poi/hpsf/CustomProperties.java
    poi/trunk/src/java/org/apache/poi/hpsf/PropertySet.java
    poi/trunk/src/java/org/apache/poi/hpsf/Section.java
    poi/trunk/src/java/org/apache/poi/ss/formula/DataValidationEvaluator.java
    poi/trunk/src/java/org/apache/poi/util/IntList.java
    poi/trunk/src/ooxml/java/org/apache/poi/openxml4j/opc/internal/FileHelper.java
    poi/trunk/src/scratchpad/testcases/org/apache/poi/hwpf/model/TestDocumentProperties.java
    poi/trunk/src/testcases/org/apache/poi/util/TestIntList.java

Modified: poi/trunk/src/java/org/apache/poi/hpsf/CustomProperties.java
URL: http://svn.apache.org/viewvc/poi/trunk/src/java/org/apache/poi/hpsf/CustomProperties.java?rev=1811793&r1=1811792&r2=1811793&view=diff
==============================================================================
--- poi/trunk/src/java/org/apache/poi/hpsf/CustomProperties.java (original)
+++ poi/trunk/src/java/org/apache/poi/hpsf/CustomProperties.java Wed Oct 11 05:32:05 2017
@@ -202,15 +202,12 @@ public class CustomProperties implements
 
     @Override
     public boolean equals(Object obj) {
-        if (!(obj instanceof CustomProperties)) {
-            return false;
-        }
-        return props.equals(((CustomProperties)obj).props);
+        return obj instanceof CustomProperties && props.equals(((CustomProperties)
obj).props);
     }
 
     @Override
-    public void putAll(Map<? extends String, ? extends Object> m) {
-        for (Map.Entry<? extends String, ? extends Object> me : m.entrySet()) {
+    public void putAll(Map<? extends String, ?> m) {
+        for (Map.Entry<? extends String, ?> me : m.entrySet()) {
             put(me.getKey(), me.getValue());
         }
     }
@@ -365,7 +362,7 @@ public class CustomProperties implements
      * <li>Otherwise find the highest ID and use its value plus one.
      * </ul>
      *
-     * @param customProperty
+     * @param customProperty The {@link CustomProperty} to add.
      * @return If there was already a property with the same name, the old property
      * @throws ClassCastException
      */

Modified: poi/trunk/src/java/org/apache/poi/hpsf/PropertySet.java
URL: http://svn.apache.org/viewvc/poi/trunk/src/java/org/apache/poi/hpsf/PropertySet.java?rev=1811793&r1=1811792&r2=1811793&view=diff
==============================================================================
--- poi/trunk/src/java/org/apache/poi/hpsf/PropertySet.java (original)
+++ poi/trunk/src/java/org/apache/poi/hpsf/PropertySet.java Wed Oct 11 05:32:05 2017
@@ -754,8 +754,8 @@ public class PropertySet {
      * #getPropertyIntValue} or {@link #getProperty} tried to access
      * was available or not. This information might be important for
      * callers of {@link #getPropertyIntValue} since the latter
-     * returns 0 if the property does not exist. Using {@link
-     * #wasNull}, the caller can distiguish this case from a
+     * returns 0 if the property does not exist. Using wasNull,
+     * the caller can distinguish this case from a
      * property's real value of 0.
      *
      * @return {@code true} if the last call to {@link

Modified: poi/trunk/src/java/org/apache/poi/hpsf/Section.java
URL: http://svn.apache.org/viewvc/poi/trunk/src/java/org/apache/poi/hpsf/Section.java?rev=1811793&r1=1811792&r2=1811793&view=diff
==============================================================================
--- poi/trunk/src/java/org/apache/poi/hpsf/Section.java (original)
+++ poi/trunk/src/java/org/apache/poi/hpsf/Section.java Wed Oct 11 05:32:05 2017
@@ -516,10 +516,7 @@ public class Section {
      */
     protected boolean getPropertyBooleanValue(final int id) {
         final Boolean b = (Boolean) getProperty(id);
-        if (b == null) {
-            return false;
-        }
-        return b.booleanValue();
+        return b != null && b.booleanValue();
     }
 
     /**
@@ -560,8 +557,8 @@ public class Section {
      * properties) and the properties themselves.
      *
      * @return the section's length in bytes.
-     * @throws WritingNotSupportedException
-     * @throws IOException
+     * @throws WritingNotSupportedException If the document is opened read-only.
+     * @throws IOException If an error happens while writing.
      */
     private int calcSize() throws WritingNotSupportedException, IOException {
         sectionBytes.reset();
@@ -765,9 +762,6 @@ public class Section {
                  * property. */
                 position += p.write(propertyStream, codepage);
             } else {
-                if (codepage == -1) {
-                    throw new IllegalPropertySetDataException("Codepage (property 1) is undefined.");
-                }
                 position += writeDictionary(propertyStream, codepage);
             }
         }
@@ -865,7 +859,6 @@ public class Section {
      * Writes the section's dictionary.
      *
      * @param out The output stream to write to.
-     * @param dictionary The dictionary.
      * @param codepage The codepage to be used to write the dictionary items.
      * @return The number of bytes written
      * @exception IOException if an I/O exception occurs.
@@ -956,8 +949,8 @@ public class Section {
         long hashCode = 0;
         hashCode += getFormatID().hashCode();
         final Property[] pa = getProperties();
-        for (int i = 0; i < pa.length; i++) {
-            hashCode += pa[i].hashCode();
+        for (Property aPa : pa) {
+            hashCode += aPa.hashCode();
         }
         return (int) (hashCode & 0x0ffffffffL);
     }
@@ -973,7 +966,7 @@ public class Section {
     }
     
     public String toString(PropertyIDMap idMap) {
-        final StringBuffer b = new StringBuffer();
+        final StringBuilder b = new StringBuilder();
         final Property[] pa = getProperties();
         b.append("\n\n\n");
         b.append(getClass().getName());

Modified: poi/trunk/src/java/org/apache/poi/ss/formula/DataValidationEvaluator.java
URL: http://svn.apache.org/viewvc/poi/trunk/src/java/org/apache/poi/ss/formula/DataValidationEvaluator.java?rev=1811793&r1=1811792&r2=1811793&view=diff
==============================================================================
--- poi/trunk/src/java/org/apache/poi/ss/formula/DataValidationEvaluator.java (original)
+++ poi/trunk/src/java/org/apache/poi/ss/formula/DataValidationEvaluator.java Wed Oct 11 05:32:05
2017
@@ -96,7 +96,8 @@ public class DataValidationEvaluator {
     
     /**
      * Lazy load validations by sheet, since reading the CT* types is expensive
-     * @param sheet
+     *
+     * @param sheet The {@link Sheet} to load validations for.
      * @return The {@link DataValidation}s for the sheet
      */
     private List<? extends DataValidation> getValidations(Sheet sheet) {
@@ -250,8 +251,9 @@ public class DataValidationEvaluator {
 
     /**
     * Note that this assumes the cell cached value is up to date and in sync with data edits
-    * @param cell
-    * @param type
+     *
+    * @param cell The {@link Cell} to check.
+    * @param type The {@link CellType} to check for.
     * @return true if the cell or cached cell formula result type match the given type
     */
     public static boolean isType(Cell cell, CellType type) {
@@ -278,7 +280,7 @@ public class DataValidationEvaluator {
                 if (super.isValidValue(cell, context)) {
                     // we know it is a number in the proper range, now check if it is an
int
                     final double value = cell.getNumericCellValue(); // can't get here without
a valid numeric value
-                    return Double.valueOf(value).compareTo(Double.valueOf((int) value)) ==
0;
+                    return Double.compare(value, (int) value) == 0;
                 }
                 return false;
             }
@@ -342,7 +344,7 @@ public class DataValidationEvaluator {
             /**
              * Note the formula result must either be a boolean result, or anything not in
error.
              * If boolean, value must be true to pass, anything else valid is also passing,
errors fail.
-             * @see org.apache.poi.ss.formula.DataValidationEvaluator.ValidationEnum#isValidValue(org.apache.poi.ss.usermodel.Cell,
org.apache.poi.ss.usermodel.DataValidationConstraint, org.apache.poi.ss.formula.WorkbookEvaluator)
+             * @see org.apache.poi.ss.formula.DataValidationEvaluator.ValidationEnum#isValidValue(Cell,
DataValidationContext)
              */
             public boolean isValidValue(Cell cell, DataValidationContext context) {
                 // unwrapped single value
@@ -409,8 +411,9 @@ public class DataValidationEvaluator {
          * Evaluate a numeric formula value as either a constant or numeric expression.
          * Note that Excel treats validations with constraint formulas that evaluate to null
as valid,
          * but evaluations in error or non-numeric are marked invalid.
-         * @param formula
-         * @param context
+         *
+         * @param formula The text of the formula or a numeric value
+         * @param context The {@link DataValidationContext} which is used for evaluation
          * @return numeric value or null if not defined or the formula evaluates to an empty/missing
cell.
          * @throws NumberFormatException if the formula is non-numeric when it should be
          */
@@ -522,11 +525,7 @@ public class DataValidationEvaluator {
         private final CellReference target;
         
         /**
-         *
-         * @param dv
-         * @param dve
-         * @param region
-         * @param target
+         * Populate the context with the necessary values.
          */
         public DataValidationContext(DataValidation dv, DataValidationEvaluator dve, CellRangeAddressBase
region, CellReference target) {
             this.dv = dv;

Modified: poi/trunk/src/java/org/apache/poi/util/IntList.java
URL: http://svn.apache.org/viewvc/poi/trunk/src/java/org/apache/poi/util/IntList.java?rev=1811793&r1=1811792&r2=1811793&view=diff
==============================================================================
--- poi/trunk/src/java/org/apache/poi/util/IntList.java (original)
+++ poi/trunk/src/java/org/apache/poi/util/IntList.java Wed Oct 11 05:32:05 2017
@@ -47,7 +47,6 @@ public class IntList
 {
     private int[]            _array;
     private int              _limit;
-    private int              fillval;
     private static final int _default_size = 128;
 
     /**
@@ -61,7 +60,8 @@ public class IntList
 
     public IntList(final int initialCapacity)
     {
-        this(initialCapacity,0);
+        _array = new int[ initialCapacity ];
+        _limit = 0;
     }
 
 
@@ -79,29 +79,7 @@ public class IntList
     }
 
     /**
-     * create an IntList with a predefined initial size
-     *
-     * @param initialCapacity the size for the internal array
-     */
-
-    public IntList(final int initialCapacity, int fillvalue)
-    {
-        _array = new int[ initialCapacity ];
-        if (fillval != 0) {
-            fillval = fillvalue;
-            fillArray(fillval, _array, 0);
-        }
-        _limit = 0;
-    }
-
-    private void fillArray(int val, int[] array, int index) {
-      for (int k = index; k < array.length; k++) {
-        array[k] = val;
-      }
-    }
-
-    /**
-     * add the specfied value at the specified index
+     * add the specified value at the specified index
      *
      * @param index the index where the new value is to be added
      * @param value the new value
@@ -651,12 +629,7 @@ public class IntList
                                                       : new_size;
         int[] new_array = new int[ size ];
 
-        if (fillval != 0) {
-          fillArray(fillval, new_array, _array.length);
-        }
-
         System.arraycopy(_array, 0, new_array, 0, _limit);
         _array = new_array;
     }
-}   // end public class IntList
-
+}

Modified: poi/trunk/src/ooxml/java/org/apache/poi/openxml4j/opc/internal/FileHelper.java
URL: http://svn.apache.org/viewvc/poi/trunk/src/ooxml/java/org/apache/poi/openxml4j/opc/internal/FileHelper.java?rev=1811793&r1=1811792&r2=1811793&view=diff
==============================================================================
--- poi/trunk/src/ooxml/java/org/apache/poi/openxml4j/opc/internal/FileHelper.java (original)
+++ poi/trunk/src/ooxml/java/org/apache/poi/openxml4j/opc/internal/FileHelper.java Wed Oct
11 05:32:05 2017
@@ -31,64 +31,62 @@ import java.nio.channels.FileChannel;
  */
 public final class FileHelper {
 
-	/**
-	 * Get the directory part of the specified file path.
-	 *
-	 * @param f
-	 *            File to process.
-	 * @return The directory path from the specified
-	 */
-	public static File getDirectory(File f) {
-		if (f != null) {
-			String path = f.getPath();
+    /**
+     * Get the directory part of the specified file path.
+     *
+     * @param f
+     *            File to process.
+     * @return The directory path from the specified
+     */
+    public static File getDirectory(File f) {
+        if (f != null) {
+            String path = f.getPath();
             int num2 = path.length();
-			while (--num2 >= 0) {
-				char ch1 = path.charAt(num2);
-				if (ch1 == File.separatorChar) {
-					return new File(path.substring(0, num2));
-				}
-			}
-		}
-		return null;
-	}
+            while (--num2 >= 0) {
+                char ch1 = path.charAt(num2);
+                if (ch1 == File.separatorChar) {
+                    return new File(path.substring(0, num2));
+                }
+            }
+        }
+        return null;
+    }
 
-	/**
-	 * Copy a file.
-	 *
-	 * @param in
-	 *            The source file.
-	 * @param out
-	 *            The target location.
-	 * @throws IOException
-	 *             If an I/O error occur.
-	 */
-	public static void copyFile(File in, File out) throws IOException {
-	    FileInputStream fis = new FileInputStream(in);
-	    FileOutputStream fos = new FileOutputStream(out);
-		FileChannel sourceChannel = fis.getChannel();
-		FileChannel destinationChannel = fos.getChannel();
-		sourceChannel.transferTo(0, sourceChannel.size(), destinationChannel);
-		sourceChannel.close();
-		destinationChannel.close();
-		fos.close();
-		fis.close();
-	}
-
-	/**
-	 * Get file name from the specified File object.
-	 */
-	public static String getFilename(File file) {
-		if (file != null) {
-			String path = file.getPath();
-			int len = path.length();
-			int num2 = len;
-			while (--num2 >= 0) {
-				char ch1 = path.charAt(num2);
-				if (ch1 == File.separatorChar)
-					return path.substring(num2 + 1, len);
-			}
-		}
-		return "";
-	}
+    /**
+     * Copy a file.
+     *
+     * @param in
+     *            The source file.
+     * @param out
+     *            The target location.
+     * @throws IOException
+     *             If an I/O error occur.
+     */
+    public static void copyFile(File in, File out) throws IOException {
+        try (FileInputStream fis = new FileInputStream(in);
+             FileOutputStream fos = new FileOutputStream(out);
+             FileChannel sourceChannel = fis.getChannel();
+             FileChannel destinationChannel = fos.getChannel()) {
+            
+            sourceChannel.transferTo(0, sourceChannel.size(), destinationChannel);
+            sourceChannel.close();
+        }
+    }
 
+    /**
+     * Get file name from the specified File object.
+     */
+    public static String getFilename(File file) {
+        if (file != null) {
+            String path = file.getPath();
+            int len = path.length();
+            int num2 = len;
+            while (--num2 >= 0) {
+                char ch1 = path.charAt(num2);
+                if (ch1 == File.separatorChar)
+                    return path.substring(num2 + 1, len);
+            }
+        }
+        return "";
+    }
 }

Modified: poi/trunk/src/scratchpad/testcases/org/apache/poi/hwpf/model/TestDocumentProperties.java
URL: http://svn.apache.org/viewvc/poi/trunk/src/scratchpad/testcases/org/apache/poi/hwpf/model/TestDocumentProperties.java?rev=1811793&r1=1811792&r2=1811793&view=diff
==============================================================================
--- poi/trunk/src/scratchpad/testcases/org/apache/poi/hwpf/model/TestDocumentProperties.java
(original)
+++ poi/trunk/src/scratchpad/testcases/org/apache/poi/hwpf/model/TestDocumentProperties.java
Wed Oct 11 05:32:05 2017
@@ -17,33 +17,23 @@
 
 package org.apache.poi.hwpf.model;
 
-import static org.apache.poi.POITestCase.assertReflectEquals;
-
 import org.apache.poi.hwpf.HWPFDocFixture;
 import org.apache.poi.hwpf.model.types.DOPAbstractType;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 
+import static org.apache.poi.POITestCase.assertReflectEquals;
+
 // TODO: Add DocumentProperties#equals ???
 
 public final class TestDocumentProperties {
     private DocumentProperties _documentProperties;
     private HWPFDocFixture _hWPFDocFixture;
 
-    @Test
-    public void testReadWrite() throws Exception  {
-        int size = DOPAbstractType.getSize();
-        byte[] buf = new byte[size];
-        _documentProperties.serialize(buf, 0);
-        DocumentProperties newDocProperties = new DocumentProperties(buf, 0, size);
-
-        assertReflectEquals(_documentProperties, newDocProperties);
-    }
-
     @Before
     public void setUp() throws Exception {
-        /** TODO verify the constructors*/
+        // TODO verify the constructors
         _hWPFDocFixture = new HWPFDocFixture(this, HWPFDocFixture.DEFAULT_TEST_FILE);
         _hWPFDocFixture.setUp();
         _documentProperties = new DocumentProperties(_hWPFDocFixture._tableStream, _hWPFDocFixture._fib.getFcDop(),
_hWPFDocFixture._fib.getLcbDop());
@@ -55,4 +45,14 @@ public final class TestDocumentPropertie
         _hWPFDocFixture.tearDown();
         _hWPFDocFixture = null;
     }
+
+    @Test
+    public void testReadWrite() throws Exception  {
+        int size = DOPAbstractType.getSize();
+        byte[] buf = new byte[size];
+        _documentProperties.serialize(buf, 0);
+        DocumentProperties newDocProperties = new DocumentProperties(buf, 0, size);
+
+        assertReflectEquals(_documentProperties, newDocProperties);
+    }
 }

Modified: poi/trunk/src/testcases/org/apache/poi/util/TestIntList.java
URL: http://svn.apache.org/viewvc/poi/trunk/src/testcases/org/apache/poi/util/TestIntList.java?rev=1811793&r1=1811792&r2=1811793&view=diff
==============================================================================
--- poi/trunk/src/testcases/org/apache/poi/util/TestIntList.java (original)
+++ poi/trunk/src/testcases/org/apache/poi/util/TestIntList.java Wed Oct 11 05:32:05 2017
@@ -17,15 +17,21 @@
 
 package org.apache.poi.util;
 
-import junit.framework.TestCase;
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertSame;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
 
 /**
  * Class to test IntList
  *
  * @author Marc Johnson
  */
-public final class TestIntList extends TestCase {
-
+public final class TestIntList {
+    @Test
     public void testConstructors() {
         IntList list = new IntList();
 
@@ -40,6 +46,7 @@ public final class TestIntList extends T
         assertTrue(list3.isEmpty());
     }
 
+    @Test
     public void testAdd() {
         IntList list      = new IntList();
         int[]   testArray =
@@ -117,6 +124,7 @@ public final class TestIntList extends T
         }
     }
 
+    @Test
     public void testAddAll() {
         IntList list = new IntList();
 
@@ -191,6 +199,17 @@ public final class TestIntList extends T
         assertEquals(list.get(4), empty.get(14));
     }
 
+    @Test
+    public void testAddAllGrow() {
+        IntList list = new IntList(0);
+        IntList addList = new IntList(0);
+        addList.add(1);
+        addList.add(2);
+
+        assertTrue(list.addAll(0, addList));
+    }
+
+    @Test
     public void testClear() {
         IntList list = new IntList();
 
@@ -212,6 +231,7 @@ public final class TestIntList extends T
         }
     }
 
+    @Test
     public void testContains() {
         IntList list = new IntList();
 
@@ -227,11 +247,12 @@ public final class TestIntList extends T
             }
             else
             {
-                assertTrue(!list.contains(j));
+                assertFalse(list.contains(j));
             }
         }
     }
 
+    @Test
     public void testContainsAll() {
         IntList list = new IntList();
 
@@ -246,18 +267,19 @@ public final class TestIntList extends T
         assertTrue(list.containsAll(list2));
         list2.add(10);
         assertTrue(list2.containsAll(list));
-        assertTrue(!list.containsAll(list2));
+        assertFalse(list.containsAll(list2));
         list.add(11);
-        assertTrue(!list2.containsAll(list));
-        assertTrue(!list.containsAll(list2));
+        assertFalse(list2.containsAll(list));
+        assertFalse(list.containsAll(list2));
     }
 
+    @Test
     public void testEquals() {
         IntList list = new IntList();
 
         assertEquals(list, list);
         //noinspection ObjectEqualsNull
-        assertTrue(!list.equals(null));
+        assertFalse(list.equals(null));
         IntList list2 = new IntList(200);
 
         assertEquals(list, list2);
@@ -267,16 +289,18 @@ public final class TestIntList extends T
         list.add(1);
         list2.add(1);
         list2.add(0);
-        assertTrue(!list.equals(list2));
+        assertFalse(list.equals(list2));
         list2.removeValue(1);
         list2.add(1);
         assertEquals(list, list2);
         assertEquals(list2, list);
+        assertEquals(list.hashCode(), list2.hashCode());
         list2.add(2);
-        assertTrue(!list.equals(list2));
-        assertTrue(!list2.equals(list));
+        assertFalse(list.equals(list2));
+        assertFalse(list2.equals(list));
     }
 
+    @Test
     public void testGet() {
         IntList list = new IntList();
 
@@ -304,6 +328,7 @@ public final class TestIntList extends T
         }
     }
 
+    @Test
     public void testIndexOf() {
         IntList list = new IntList();
 
@@ -324,6 +349,7 @@ public final class TestIntList extends T
         }
     }
 
+    @Test
     public void testIsEmpty() {
         IntList list1 = new IntList();
         IntList list2 = new IntList(1000);
@@ -335,9 +361,9 @@ public final class TestIntList extends T
         list1.add(1);
         list2.add(2);
         list3 = new IntList(list2);
-        assertTrue(!list1.isEmpty());
-        assertTrue(!list2.isEmpty());
-        assertTrue(!list3.isEmpty());
+        assertFalse(list1.isEmpty());
+        assertFalse(list2.isEmpty());
+        assertFalse(list3.isEmpty());
         list1.clear();
         list2.remove(0);
         list3.removeValue(2);
@@ -346,6 +372,7 @@ public final class TestIntList extends T
         assertTrue(list3.isEmpty());
     }
 
+    @Test
     public void testLastIndexOf() {
         IntList list = new IntList();
 
@@ -366,6 +393,7 @@ public final class TestIntList extends T
         }
     }
 
+    @Test
     public void testRemove() {
         IntList list = new IntList();
 
@@ -399,6 +427,7 @@ public final class TestIntList extends T
         }
     }
 
+    @Test
     public void testRemoveValue() {
         IntList list = new IntList();
 
@@ -413,10 +442,11 @@ public final class TestIntList extends T
                 assertTrue(list.removeValue(j));
                 assertTrue(list.removeValue(j));
             }
-            assertTrue(!list.removeValue(j));
+            assertFalse(list.removeValue(j));
         }
     }
 
+    @Test
     public void testRemoveAll() {
         IntList list = new IntList();
 
@@ -439,16 +469,26 @@ public final class TestIntList extends T
                 listOdd.add(j);
             }
         }
-        list.removeAll(listEven);
+
+        assertTrue(list.removeAll(listEven));
         assertEquals(list, listOdd);
-        list.removeAll(listOdd);
+
+        assertTrue(list.removeAll(listOdd));
         assertTrue(list.isEmpty());
-        listCopy.removeAll(listOdd);
+
+        assertTrue(listCopy.removeAll(listOdd));
         assertEquals(listCopy, listEven);
-        listCopy.removeAll(listEven);
+
+        assertTrue(listCopy.removeAll(listEven));
         assertTrue(listCopy.isEmpty());
+
+        assertFalse(list.removeAll(listEven));
+        assertFalse(list.removeAll(listOdd));
+        assertFalse(listCopy.removeAll(listEven));
+        assertFalse(listCopy.removeAll(listEven));
     }
 
+    @Test
     public void testRetainAll() {
         IntList list = new IntList();
 
@@ -471,16 +511,25 @@ public final class TestIntList extends T
                 listOdd.add(j);
             }
         }
-        list.retainAll(listOdd);
+        assertTrue(list.retainAll(listOdd));
         assertEquals(list, listOdd);
-        list.retainAll(listEven);
+
+        assertTrue(list.retainAll(listEven));
         assertTrue(list.isEmpty());
-        listCopy.retainAll(listEven);
+
+        assertTrue(listCopy.retainAll(listEven));
         assertEquals(listCopy, listEven);
-        listCopy.retainAll(listOdd);
+
+        assertTrue(listCopy.retainAll(listOdd));
         assertTrue(listCopy.isEmpty());
+
+        assertFalse(list.retainAll(listOdd));
+        assertFalse(list.retainAll(listEven));
+        assertFalse(listCopy.retainAll(listEven));
+        assertFalse(listCopy.retainAll(listOdd));
     }
 
+    @Test
     public void testSet() {
         IntList list = new IntList();
 
@@ -509,6 +558,7 @@ public final class TestIntList extends T
         }
     }
 
+    @Test
     public void testSize() {
         IntList list = new IntList();
 
@@ -526,6 +576,7 @@ public final class TestIntList extends T
         }
     }
 
+    @Test
     public void testToArray() {
         IntList list = new IntList();
 



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