diff --git a/maven-core/src/test/java/org/apache/maven/settings/SettingsUtilsTest.java b/maven-core/src/test/java/org/apache/maven/settings/SettingsUtilsTest.java
index 6caf182c41..63ef4737ce 100644
--- a/maven-core/src/test/java/org/apache/maven/settings/SettingsUtilsTest.java
+++ b/maven-core/src/test/java/org/apache/maven/settings/SettingsUtilsTest.java
@@ -19,10 +19,13 @@ package org.apache.maven.settings;
  * under the License.
  */
 
-import java.util.List;
-
 import junit.framework.TestCase;
 
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Properties;
+import java.util.Random;
+
 public class SettingsUtilsTest
     extends TestCase
 {
@@ -47,4 +50,77 @@ public class SettingsUtilsTest
         assertEquals( "org.codehaus.plexus", pluginGroups.get( 2 ) );
     }
 
+    public void testRoundTripProfiles()
+    {
+        Random entropy = new Random();
+        Profile p = new Profile();
+        p.setId( "id" + Long.toHexString( entropy.nextLong() ) );
+        Activation a = new Activation();
+        a.setActiveByDefault( entropy.nextBoolean() );
+        a.setJdk( "jdk" + Long.toHexString( entropy.nextLong() ) );
+        ActivationFile af = new ActivationFile();
+        af.setExists( "exists" + Long.toHexString( entropy.nextLong() ) );
+        af.setMissing( "missing" + Long.toHexString( entropy.nextLong() ) );
+        a.setFile( af );
+        ActivationProperty ap = new ActivationProperty();
+        ap.setName( "name" + Long.toHexString( entropy.nextLong() ) );
+        ap.setValue( "value" + Long.toHexString( entropy.nextLong() ) );
+        a.setProperty( ap );
+        ActivationOS ao = new ActivationOS();
+        ao.setArch( "arch" + Long.toHexString( entropy.nextLong() ) );
+        ao.setFamily( "family" + Long.toHexString( entropy.nextLong() ) );
+        ao.setName( "name" + Long.toHexString( entropy.nextLong() ) );
+        ao.setVersion( "version" + Long.toHexString( entropy.nextLong() ) );
+        a.setOs( ao );
+        p.setActivation( a );
+        Properties props = new Properties();
+        int count = entropy.nextInt( 10 );
+        for ( int i = 0; i < count; i++ )
+        {
+            props.setProperty( "name" + Long.toHexString( entropy.nextLong() ),
+                               "value" + Long.toHexString( entropy.nextLong() ) );
+        }
+        p.setProperties( props );
+        count = entropy.nextInt( 3 );
+        List<Repository> repos = new ArrayList<Repository>();
+        for ( int i = 0; i < count; i++ )
+        {
+            Repository r = new Repository();
+            r.setId( "id" + Long.toHexString( entropy.nextLong() ) );
+            r.setName( "name" + Long.toHexString( entropy.nextLong() ) );
+            r.setUrl( "url" + Long.toHexString( entropy.nextLong() ) );
+            repos.add( r );
+        }
+        p.setRepositories( repos );
+        count = entropy.nextInt( 3 );
+        repos = new ArrayList<Repository>();
+        for ( int i = 0; i < count; i++ )
+        {
+            Repository r = new Repository();
+            r.setId( "id" + Long.toHexString( entropy.nextLong() ) );
+            r.setName( "name" + Long.toHexString( entropy.nextLong() ) );
+            r.setUrl( "url" + Long.toHexString( entropy.nextLong() ) );
+            repos.add( r );
+        }
+        p.setPluginRepositories( repos );
+
+        Profile clone = SettingsUtils.convertToSettingsProfile( SettingsUtils.convertFromSettingsProfile( p ) );
+
+        assertEquals( p.getId(), clone.getId() );
+        assertEquals( p.getActivation().getJdk(), clone.getActivation().getJdk() );
+        assertEquals( p.getActivation().getFile().getExists(), clone.getActivation().getFile().getExists() );
+        assertEquals( p.getActivation().getFile().getMissing(), clone.getActivation().getFile().getMissing() );
+        assertEquals( p.getActivation().getProperty().getName(), clone.getActivation().getProperty().getName() );
+        assertEquals( p.getActivation().getProperty().getValue(), clone.getActivation().getProperty().getValue() );
+        assertEquals( p.getActivation().getOs().getArch(), clone.getActivation().getOs().getArch() );
+        assertEquals( p.getActivation().getOs().getFamily(), clone.getActivation().getOs().getFamily() );
+        assertEquals( p.getActivation().getOs().getName(), clone.getActivation().getOs().getName() );
+        assertEquals( p.getActivation().getOs().getVersion(), clone.getActivation().getOs().getVersion() );
+        assertEquals( p.getProperties(), clone.getProperties() );
+        assertEquals( p.getRepositories().size(), clone.getRepositories().size() );
+        // TODO deep compare the lists
+        assertEquals( p.getPluginRepositories().size(), clone.getPluginRepositories().size() );
+        // TODO deep compare the lists
+    }
+
 }