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Posted to commits@directory.apache.org by fe...@apache.org on 2007/11/05 18:15:02 UTC

svn commit: r592094 [35/35] - in /directory/sandbox/felixk/studio-schemaeditor: ./ META-INF/ src/ src/main/ src/main/java/ src/main/java/org/ src/main/java/org/apache/ src/main/java/org/apache/directory/ src/main/java/org/apache/directory/studio/ src/m...

Added: directory/sandbox/felixk/studio-schemaeditor/src/test/java/org/apache/directory/studio/schemaeditor/model/difference/DifferenceEngineTest.java
URL: http://svn.apache.org/viewvc/directory/sandbox/felixk/studio-schemaeditor/src/test/java/org/apache/directory/studio/schemaeditor/model/difference/DifferenceEngineTest.java?rev=592094&view=auto
==============================================================================
--- directory/sandbox/felixk/studio-schemaeditor/src/test/java/org/apache/directory/studio/schemaeditor/model/difference/DifferenceEngineTest.java (added)
+++ directory/sandbox/felixk/studio-schemaeditor/src/test/java/org/apache/directory/studio/schemaeditor/model/difference/DifferenceEngineTest.java Mon Nov  5 09:14:24 2007
@@ -0,0 +1,1023 @@
+/*
+ *  Licensed to the Apache Software Foundation (ASF) under one
+ *  or more contributor license agreements.  See the NOTICE file
+ *  distributed with this work for additional information
+ *  regarding copyright ownership.  The ASF licenses this file
+ *  to you under the Apache License, Version 2.0 (the
+ *  "License"); you may not use this file except in compliance
+ *  with the License.  You may obtain a copy of the License at
+ *  
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *  
+ *  Unless required by applicable law or agreed to in writing,
+ *  software distributed under the License is distributed on an
+ *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ *  KIND, either express or implied.  See the License for the
+ *  specific language governing permissions and limitations
+ *  under the License. 
+ *  
+ */
+package org.apache.directory.studio.schemaeditor.model.difference;
+
+
+import java.util.List;
+
+import junit.framework.TestCase;
+
+import org.apache.directory.shared.ldap.schema.ObjectClassTypeEnum;
+import org.apache.directory.shared.ldap.schema.UsageEnum;
+import org.apache.directory.studio.schemaeditor.model.AttributeTypeImpl;
+import org.apache.directory.studio.schemaeditor.model.ObjectClassImpl;
+
+
+/**
+ * This class tests the DifferenceEngine class.
+ *
+ * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
+ * @version $Rev$, $Date$
+ */
+public class DifferenceEngineTest extends TestCase
+{
+    /**
+     * Tests the AddAliasDifference.
+     *
+     * @throws Exception
+     */
+    public void testAddAliasDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setNames( new String[]
+            { "alias" } );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof AliasDifference ) || ( !difference.getType().equals( DifferenceType.ADDED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "alias", ( ( AliasDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the AddDescriptionDifference.
+     *
+     * @throws Exception
+     */
+    public void testAddDescriptionDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setDescription( "Description" );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof DescriptionDifference )
+            || ( !difference.getType().equals( DifferenceType.ADDED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "Description", ( ( DescriptionDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the AddEqualityDifference.
+     *
+     * @throws Exception
+     */
+    public void testAddEqualityDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setEqualityName( "Equality" );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof EqualityDifference ) || ( !difference.getType().equals( DifferenceType.ADDED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "Equality", ( ( EqualityDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the AddMandatoryATDifference.
+     *
+     * @throws Exception
+     */
+    public void testAddMandatoryATDifference() throws Exception
+    {
+        ObjectClassImpl o1 = new ObjectClassImpl( "1.2.3.4" );
+        ObjectClassImpl o2 = new ObjectClassImpl( "1.2.3.4" );
+        o2.setMustNamesList( new String[]
+            { "must" } );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof MandatoryATDifference )
+            || ( !difference.getType().equals( DifferenceType.ADDED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "must", ( ( MandatoryATDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the AddOptionalATDifference.
+     *
+     * @throws Exception
+     */
+    public void testAddOptionalATDifference() throws Exception
+    {
+        ObjectClassImpl o1 = new ObjectClassImpl( "1.2.3.4" );
+        ObjectClassImpl o2 = new ObjectClassImpl( "1.2.3.4" );
+        o2.setMayNamesList( new String[]
+            { "may" } );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof OptionalATDifference ) || ( !difference.getType().equals( DifferenceType.ADDED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "may", ( ( OptionalATDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the AddOrderingDifference.
+     *
+     * @throws Exception
+     */
+    public void testAddOrderingDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setOrderingName( "Ordering" );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof OrderingDifference ) || ( !difference.getType().equals( DifferenceType.ADDED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "Ordering", ( ( OrderingDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the AddSubstringDifference.
+     *
+     * @throws Exception
+     */
+    public void testAddSubstringDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setSubstrName( "Substring" );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof SubstringDifference ) || ( !difference.getType().equals( DifferenceType.ADDED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "Substring", ( ( SubstringDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the AddSuperiorATDifference.
+     *
+     * @throws Exception
+     */
+    public void testAddSuperiorATDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setSuperiorName( "superiorAT" );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof SuperiorATDifference ) || ( !difference.getType().equals( DifferenceType.ADDED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "superiorAT", ( ( SuperiorATDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the AddSuperiorOCDifference.
+     *
+     * @throws Exception
+     */
+    public void testAddSuperiorOCDifference() throws Exception
+    {
+        ObjectClassImpl o1 = new ObjectClassImpl( "1.2.3.4" );
+        ObjectClassImpl o2 = new ObjectClassImpl( "1.2.3.4" );
+        o2.setSuperClassesNames( new String[]
+            { "superiorOC" } );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof SuperiorOCDifference ) || ( !difference.getType().equals( DifferenceType.ADDED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "superiorOC", ( ( SuperiorOCDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the AddSyntaxDifference.
+     *
+     * @throws Exception
+     */
+    public void testAddSyntaxDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setSyntaxOid( "1.2.3.4.5" );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof SyntaxDifference ) || ( !difference.getType().equals( DifferenceType.ADDED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "1.2.3.4.5", ( ( SyntaxDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the AddSyntaxLengthDifference.
+     *
+     * @throws Exception
+     */
+    public void testAddSyntaxLengthDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setLength( 1234 );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof SyntaxLengthDifference )
+            || ( !difference.getType().equals( DifferenceType.ADDED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( 1234, ( ( SyntaxLengthDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the ModifyClassTypeDifference.
+     *
+     * @throws Exception
+     */
+    public void testModifyClassTypeDifference() throws Exception
+    {
+        ObjectClassImpl o1 = new ObjectClassImpl( "1.2.3.4" );
+        o1.setType( ObjectClassTypeEnum.STRUCTURAL );
+        ObjectClassImpl o2 = new ObjectClassImpl( "1.2.3.4" );
+        o2.setType( ObjectClassTypeEnum.ABSTRACT );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof ClassTypeDifference )
+            || ( !difference.getType().equals( DifferenceType.MODIFIED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( ObjectClassTypeEnum.STRUCTURAL, ( ( ClassTypeDifference ) difference ).getOldValue() );
+        assertEquals( ObjectClassTypeEnum.ABSTRACT, ( ( ClassTypeDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the ModifyCollectiveDifference.
+     *
+     * @throws Exception
+     */
+    public void testModifyCollectiveDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setCollective( true );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setCollective( false );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof CollectiveDifference )
+            || ( !difference.getType().equals( DifferenceType.MODIFIED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( true, ( ( CollectiveDifference ) difference ).getOldValue() );
+        assertEquals( false, ( ( CollectiveDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the ModifyDescriptionDifference.
+     *
+     * @throws Exception
+     */
+    public void testModifyDescriptionDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setDescription( "Description" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setDescription( "New Description" );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof DescriptionDifference )
+            || ( !difference.getType().equals( DifferenceType.MODIFIED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "Description", ( ( DescriptionDifference ) difference ).getOldValue() );
+        assertEquals( "New Description", ( ( DescriptionDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the ModifyEqualityDifference.
+     *
+     * @throws Exception
+     */
+    public void testModifyEqualityDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setEqualityName( "equalityName" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setEqualityName( "newEqualityName" );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof EqualityDifference )
+            || ( !difference.getType().equals( DifferenceType.MODIFIED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "equalityName", ( ( EqualityDifference ) difference ).getOldValue() );
+        assertEquals( "newEqualityName", ( ( EqualityDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the ModifyNoUserModificationDifference.
+     *
+     * @throws Exception
+     */
+    public void testModifyNoUserModificationDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setCanUserModify( true );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setCanUserModify( false );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof NoUserModificationDifference )
+            || ( !difference.getType().equals( DifferenceType.MODIFIED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( true, ( ( NoUserModificationDifference ) difference ).getOldValue() );
+        assertEquals( false, ( ( NoUserModificationDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the ModifyObsoleteDifference.
+     *
+     * @throws Exception
+     */
+    public void testModifyObsoleteDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setObsolete( true );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setObsolete( false );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof ObsoleteDifference )
+            || ( !difference.getType().equals( DifferenceType.MODIFIED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( true, ( ( ObsoleteDifference ) difference ).getOldValue() );
+        assertEquals( false, ( ( ObsoleteDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the ModifyOrderingDifference.
+     *
+     * @throws Exception
+     */
+    public void testModifyOrderingDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setOrderingName( "orderingName" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setOrderingName( "newOrderingName" );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof OrderingDifference )
+            || ( !difference.getType().equals( DifferenceType.MODIFIED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "orderingName", ( ( OrderingDifference ) difference ).getOldValue() );
+        assertEquals( "newOrderingName", ( ( OrderingDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the ModifySingleValueDifference.
+     *
+     * @throws Exception
+     */
+    public void testModifySingleValueDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setSingleValue( true );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setSingleValue( false );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof SingleValueDifference )
+            || ( !difference.getType().equals( DifferenceType.MODIFIED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( true, ( ( SingleValueDifference ) difference ).getOldValue() );
+        assertEquals( false, ( ( SingleValueDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the ModifySubstringDifference.
+     *
+     * @throws Exception
+     */
+    public void testModifySubstringDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setSubstrName( "substrName" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setSubstrName( "newSubstrName" );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof SubstringDifference )
+            || ( !difference.getType().equals( DifferenceType.MODIFIED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "substrName", ( ( SubstringDifference ) difference ).getOldValue() );
+        assertEquals( "newSubstrName", ( ( SubstringDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the ModifySuperiorATDifference.
+     *
+     * @throws Exception
+     */
+    public void testModifySuperiorATDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setSuperiorName( "superiorName" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setSuperiorName( "newSuperiorName" );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof SuperiorATDifference )
+            || ( !difference.getType().equals( DifferenceType.MODIFIED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "superiorName", ( ( SuperiorATDifference ) difference ).getOldValue() );
+        assertEquals( "newSuperiorName", ( ( SuperiorATDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the ModifySyntaxDifference.
+     *
+     * @throws Exception
+     */
+    public void testModifySyntaxDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setSyntaxOid( "1.2.3.4.5" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setSyntaxOid( "1.2.3.4.6" );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof SyntaxDifference ) || ( !difference.getType().equals( DifferenceType.MODIFIED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "1.2.3.4.5", ( ( SyntaxDifference ) difference ).getOldValue() );
+        assertEquals( "1.2.3.4.6", ( ( SyntaxDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the ModifySyntaxLengthDifference.
+     *
+     * @throws Exception
+     */
+    public void testModifySyntaxLengthDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setLength( 1234 );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setLength( 12345 );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof SyntaxLengthDifference )
+            || ( !difference.getType().equals( DifferenceType.MODIFIED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( 1234, ( ( SyntaxLengthDifference ) difference ).getOldValue() );
+        assertEquals( 12345, ( ( SyntaxLengthDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the ModifyUsageDifference.
+     *
+     * @throws Exception
+     */
+    public void testModifyUsageDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setUsage( UsageEnum.DISTRIBUTED_OPERATION );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setUsage( UsageEnum.DIRECTORY_OPERATION );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof UsageDifference ) || ( !difference.getType().equals( DifferenceType.MODIFIED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( UsageEnum.DISTRIBUTED_OPERATION, ( ( UsageDifference ) difference ).getOldValue() );
+        assertEquals( UsageEnum.DIRECTORY_OPERATION, ( ( UsageDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the RemoveAliasDifference.
+     *
+     * @throws Exception
+     */
+    public void testRemoveAliasDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setNames( new String[]
+            { "name1", "name2" } );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+        o2.setNames( new String[]
+            { "name2" } );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof AliasDifference ) || ( !difference.getType().equals( DifferenceType.REMOVED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "name1", ( ( AliasDifference ) difference ).getOldValue() );
+        assertNull( ( ( AliasDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the RemoveDescriptionDifference.
+     *
+     * @throws Exception
+     */
+    public void testRemoveDescriptionDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setDescription( "Description" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof DescriptionDifference )
+            || ( !difference.getType().equals( DifferenceType.REMOVED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "Description", ( ( DescriptionDifference ) difference ).getOldValue() );
+        assertNull( ( ( DescriptionDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the RemoveEqualityDifference.
+     *
+     * @throws Exception
+     */
+    public void testRemoveEqualityDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setEqualityName( "equalityName" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof EqualityDifference ) || ( !difference.getType().equals( DifferenceType.REMOVED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "equalityName", ( ( EqualityDifference ) difference ).getOldValue() );
+        assertNull( ( ( EqualityDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the RemoveMandatoryATDifference.
+     *
+     * @throws Exception
+     */
+    public void testRemoveMandatoryATDifference() throws Exception
+    {
+        ObjectClassImpl o1 = new ObjectClassImpl( "1.2.3.4" );
+        o1.setMustNamesList( new String[]
+            { "must1", "must2" } );
+        ObjectClassImpl o2 = new ObjectClassImpl( "1.2.3.4" );
+        o2.setMustNamesList( new String[]
+            { "must2" } );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof MandatoryATDifference )
+            || ( !difference.getType().equals( DifferenceType.REMOVED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "must1", ( ( MandatoryATDifference ) difference ).getOldValue() );
+        assertNull( ( ( MandatoryATDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the RemoveOptionalATDifference.
+     *
+     * @throws Exception
+     */
+    public void testRemoveOptionalATDifference() throws Exception
+    {
+        ObjectClassImpl o1 = new ObjectClassImpl( "1.2.3.4" );
+        o1.setMayNamesList( new String[]
+            { "may1", "may2" } );
+        ObjectClassImpl o2 = new ObjectClassImpl( "1.2.3.4" );
+        o2.setMayNamesList( new String[]
+            { "may2" } );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof OptionalATDifference )
+            || ( !difference.getType().equals( DifferenceType.REMOVED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "may1", ( ( OptionalATDifference ) difference ).getOldValue() );
+        assertNull( ( ( OptionalATDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the RemoveOrderingDifference.
+     *
+     * @throws Exception
+     */
+    public void testRemoveOrderingDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setOrderingName( "orderingName" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof OrderingDifference ) || ( !difference.getType().equals( DifferenceType.REMOVED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "orderingName", ( ( OrderingDifference ) difference ).getOldValue() );
+        assertNull( ( ( OrderingDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the RemoveSubstringDifference.
+     *
+     * @throws Exception
+     */
+    public void testRemoveSubstringDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setSubstrName( "substrName" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof SubstringDifference )
+            || ( !difference.getType().equals( DifferenceType.REMOVED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "substrName", ( ( SubstringDifference ) difference ).getOldValue() );
+        assertNull( ( ( SubstringDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the RemoveSuperiorATDifference.
+     *
+     * @throws Exception
+     */
+    public void testRemoveSuperiorATDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setSuperiorName( "superiorName" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof SuperiorATDifference )
+            || ( !difference.getType().equals( DifferenceType.REMOVED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "superiorName", ( ( SuperiorATDifference ) difference ).getOldValue() );
+        assertNull( ( ( SuperiorATDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the RemoveSuperiorOCDifference.
+     *
+     * @throws Exception
+     */
+    public void testRemoveSuperiorOCDifference() throws Exception
+    {
+        ObjectClassImpl o1 = new ObjectClassImpl( "1.2.3.4" );
+        o1.setSuperClassesNames( new String[]
+            { "sup1", "sup2" } );
+        ObjectClassImpl o2 = new ObjectClassImpl( "1.2.3.4" );
+        o2.setSuperClassesNames( new String[]
+            { "sup2" } );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof SuperiorOCDifference )
+            || ( !difference.getType().equals( DifferenceType.REMOVED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "sup1", ( ( SuperiorOCDifference ) difference ).getOldValue() );
+        assertNull( ( ( SuperiorOCDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the RemoveSyntaxDifference.
+     *
+     * @throws Exception
+     */
+    public void testRemoveSyntaxDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setSyntaxOid( "1.2.3.4.5" );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof SyntaxDifference ) || ( !difference.getType().equals( DifferenceType.REMOVED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( "1.2.3.4.5", ( ( SyntaxDifference ) difference ).getOldValue() );
+        assertNull( ( ( SyntaxDifference ) difference ).getNewValue() );
+    }
+
+
+    /**
+     * Tests the RemoveSyntaxLengthDifference.
+     *
+     * @throws Exception
+     */
+    public void testRemoveSyntaxLengthDifference() throws Exception
+    {
+        AttributeTypeImpl o1 = new AttributeTypeImpl( "1.2.3.4" );
+        o1.setLength( 1234 );
+        AttributeTypeImpl o2 = new AttributeTypeImpl( "1.2.3.4" );
+
+        List<PropertyDifference> differences = DifferenceEngine.getDifferences( o1, o2 );
+
+        assertEquals( 1, differences.size() );
+
+        Difference difference = differences.get( 0 );
+
+        if ( !( difference instanceof SyntaxLengthDifference )
+            || ( !difference.getType().equals( DifferenceType.REMOVED ) ) )
+        {
+            fail();
+        }
+
+        assertEquals( 1234, ( ( SyntaxLengthDifference ) difference ).getOldValue() );
+        assertNull( ( ( SyntaxLengthDifference ) difference ).getNewValue() );
+    }
+}

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