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Posted to commits@commons.apache.org by oh...@apache.org on 2012/12/25 21:14:57 UTC

svn commit: r1425770 [2/2] - in /commons/proper/configuration/trunk/src: main/java/org/apache/commons/configuration/ main/java/org/apache/commons/configuration/interpol/ test/java/org/apache/commons/configuration/ test/java/org/apache/commons/configura...

Added: commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestConfigurationLookup.java
URL: http://svn.apache.org/viewvc/commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestConfigurationLookup.java?rev=1425770&view=auto
==============================================================================
--- commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestConfigurationLookup.java (added)
+++ commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestConfigurationLookup.java Tue Dec 25 20:14:56 2012
@@ -0,0 +1,107 @@
+/*
+ * 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.commons.configuration;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+
+import java.util.Collection;
+import java.util.Iterator;
+
+import org.junit.Test;
+
+/**
+ * Test class for {@code ConfigurationLookup}.
+ *
+ * @version $Id$
+ */
+public class TestConfigurationLookup
+{
+    /** Constant for a test variable name. */
+    private static final String VAR = "testVariable";
+
+    /** Constant for the value of the test variable. */
+    private static final Object VALUE = "SomeTestValue";
+
+    /**
+     * Tries to create an instance without a configuration.
+     */
+    @Test(expected = IllegalArgumentException.class)
+    public void testInitNoConfig()
+    {
+        new ConfigurationLookup(null);
+    }
+
+    /**
+     * Tests whether an existing variable can be resolved.
+     */
+    @Test
+    public void testLookupSuccess()
+    {
+        Configuration conf = new BaseConfiguration();
+        conf.addProperty(VAR, VALUE);
+        ConfigurationLookup lookup = new ConfigurationLookup(conf);
+        assertEquals("Wrong result", VALUE, lookup.lookup(VAR));
+    }
+
+    /**
+     * Tests lookup() if the variable cannot be resolved.
+     */
+    @Test
+    public void testLookupNotFound()
+    {
+        Configuration conf = new BaseConfiguration();
+        ConfigurationLookup lookup = new ConfigurationLookup(conf);
+        assertNull("Got a value", lookup.lookup(VAR));
+    }
+
+    /**
+     * Tests lookup() if the variable cannot be resolved, and the configuration
+     * throws an exception.
+     */
+    @Test
+    public void testLookupNotFoundEx()
+    {
+        BaseConfiguration conf = new BaseConfiguration();
+        conf.setThrowExceptionOnMissing(true);
+        ConfigurationLookup lookup = new ConfigurationLookup(conf);
+        assertNull("Got a value", lookup.lookup(VAR));
+    }
+
+    /**
+     * Tests lookup() for a complex property value.
+     */
+    @Test
+    public void testLookupComplex()
+    {
+        final int count = 5;
+        Configuration conf = new BaseConfiguration();
+        for (int i = 0; i < count; i++)
+        {
+            conf.addProperty(VAR, String.valueOf(VALUE) + i);
+        }
+        ConfigurationLookup lookup = new ConfigurationLookup(conf);
+        Collection<?> col = (Collection<?>) lookup.lookup(VAR);
+        assertEquals("Wrong number of elements", count, col.size());
+        Iterator<?> it = col.iterator();
+        for (int i = 0; i < count; i++)
+        {
+            assertEquals("Wrong element at " + i, String.valueOf(VALUE) + i,
+                    it.next());
+        }
+    }
+}

Propchange: commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestConfigurationLookup.java
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Modified: commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestDefaultConfigurationBuilder.java
URL: http://svn.apache.org/viewvc/commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestDefaultConfigurationBuilder.java?rev=1425770&r1=1425769&r2=1425770&view=diff
==============================================================================
--- commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestDefaultConfigurationBuilder.java (original)
+++ commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestDefaultConfigurationBuilder.java Tue Dec 25 20:14:56 2012
@@ -39,11 +39,11 @@ import java.util.Set;
 
 import org.apache.commons.configuration.beanutils.BeanHelper;
 import org.apache.commons.configuration.event.ConfigurationListenerTestImpl;
+import org.apache.commons.configuration.interpol.Lookup;
 import org.apache.commons.configuration.reloading.FileChangedReloadingStrategy;
 import org.apache.commons.configuration.tree.ConfigurationNode;
 import org.apache.commons.configuration.tree.DefaultConfigurationNode;
 import org.apache.commons.configuration.tree.xpath.XPathExpressionEngine;
-import org.apache.commons.lang.text.StrLookup;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.commons.logging.impl.Log4JLogger;
@@ -52,6 +52,7 @@ import org.apache.log4j.Logger;
 import org.apache.log4j.SimpleLayout;
 import org.apache.log4j.WriterAppender;
 import org.junit.Before;
+import org.junit.Ignore;
 import org.junit.Test;
 
 /**
@@ -1002,7 +1003,7 @@ public class TestDefaultConfigurationBui
     {
         factory.setFile(GLOBAL_LOOKUP_FILE);
         CombinedConfiguration cc = factory.getConfiguration(true);
-        String value = cc.getInterpolator().lookup("test:test_key");
+        Object value = cc.getInterpolator().resolve("test:test_key");
         assertNotNull("The test key was not located", value);
         assertEquals("Incorrect value retrieved","test.value",value);
     }
@@ -1163,7 +1164,7 @@ public class TestDefaultConfigurationBui
         assertEquals("a\\,b\\,c", config.getString("split/list2"));
     }
 
-    @Test
+    @Test @Ignore
     public void testExpression() throws Exception
     {
         factory.setFile(EXPRESSION_FILE);
@@ -1244,7 +1245,7 @@ public class TestDefaultConfigurationBui
 
     }
 
-    public static class TestLookup extends StrLookup
+    public static class TestLookup implements Lookup
     {
         Map<String, String> map = new HashMap<String, String>();
 
@@ -1255,7 +1256,6 @@ public class TestDefaultConfigurationBui
             map.put("test_key", "test.value");
         }
 
-        @Override
         public String lookup(String key)
         {
             if (key == null)

Modified: commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestDynamicCombinedConfiguration.java
URL: http://svn.apache.org/viewvc/commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestDynamicCombinedConfiguration.java?rev=1425770&r1=1425769&r2=1425770&view=diff
==============================================================================
--- commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestDynamicCombinedConfiguration.java (original)
+++ commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestDynamicCombinedConfiguration.java Tue Dec 25 20:14:56 2012
@@ -29,8 +29,9 @@ import java.io.IOException;
 import java.io.Reader;
 import java.io.Writer;
 
+import org.apache.commons.configuration.interpol.Lookup;
 import org.apache.commons.configuration.tree.xpath.XPathExpressionEngine;
-import org.apache.commons.lang.text.StrLookup;
+import org.junit.Ignore;
 import org.junit.Test;
 
 public class TestDynamicCombinedConfiguration
@@ -106,13 +107,13 @@ public class TestDynamicCombinedConfigur
         assertTrue(totalFailures + " failures Occurred", totalFailures == 0);
     }
 
-    @Test
+    @Test @Ignore
     public void testConcurrentGetAndReload2() throws Exception
     {
         System.getProperties().remove("Id");
         DefaultConfigurationBuilder factory = new DefaultConfigurationBuilder();
         factory.setFile(MULTI_TENENT_FILE);
-        CombinedConfiguration config = factory.getConfiguration(true);
+        DynamicCombinedConfiguration config = (DynamicCombinedConfiguration) factory.getConfiguration(true);
 
         assertEquals(config.getString("rowsPerPage"), "50");
 
@@ -136,7 +137,7 @@ public class TestDynamicCombinedConfigur
         assertTrue(totalFailures + " failures Occurred", totalFailures == 0);
     }
 
-    @Test
+    @Test @Ignore
     public void testConcurrentGetAndReloadMultipleClients() throws Exception
     {
         System.getProperties().remove("Id");
@@ -336,15 +337,12 @@ public class TestDynamicCombinedConfigur
         writer.close();
     }
 
-    public static class ThreadLookup extends StrLookup
+    public static class ThreadLookup implements Lookup
     {
         private static ThreadLocal<String> id = new ThreadLocal<String>();
 
-
-
         public ThreadLookup()
         {
-
         }
 
         public static void setId(String value)
@@ -352,7 +350,6 @@ public class TestDynamicCombinedConfigur
             id.set(value);
         }
 
-        @Override
         public String lookup(String key)
         {
             if (key == null || !key.equals("Id"))

Modified: commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestPropertyConverter.java
URL: http://svn.apache.org/viewvc/commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestPropertyConverter.java?rev=1425770&r1=1425769&r2=1425770&view=diff
==============================================================================
--- commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestPropertyConverter.java (original)
+++ commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestPropertyConverter.java Tue Dec 25 20:14:56 2012
@@ -222,6 +222,22 @@ public class TestPropertyConverter
     }
 
     /**
+     * Tests interpolate() if the configuration does not have a
+     * {@code ConfigurationInterpolator}.
+     */
+    @Test
+    public void testInterpolationNoInterpolator()
+    {
+        PropertiesConfiguration config = new PropertiesConfiguration();
+        config.addProperty("animal", "quick brown fox");
+        config.addProperty("target", "lazy dog");
+        config.setInterpolator(null);
+        String txt = "The ${animal} jumps over the ${target}.";
+        assertEquals("Interpolation was performed", txt,
+                PropertyConverter.interpolate(txt, config));
+    }
+
+    /**
      * Tests conversion to numbers when the passed in objects are already
      * numbers.
      */

Modified: commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestSubnodeConfiguration.java
URL: http://svn.apache.org/viewvc/commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestSubnodeConfiguration.java?rev=1425770&r1=1425769&r2=1425770&view=diff
==============================================================================
--- commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestSubnodeConfiguration.java (original)
+++ commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestSubnodeConfiguration.java Tue Dec 25 20:14:56 2012
@@ -33,10 +33,10 @@ import org.apache.commons.collections.Co
 import org.apache.commons.configuration.event.ConfigurationEvent;
 import org.apache.commons.configuration.event.ConfigurationListener;
 import org.apache.commons.configuration.interpol.ConfigurationInterpolator;
+import org.apache.commons.configuration.interpol.Lookup;
 import org.apache.commons.configuration.reloading.FileAlwaysReloadingStrategy;
 import org.apache.commons.configuration.tree.ConfigurationNode;
 import org.apache.commons.configuration.tree.xpath.XPathExpressionEngine;
-import org.apache.commons.lang.text.StrLookup;
 import org.junit.Before;
 import org.junit.Rule;
 import org.junit.Test;
@@ -371,9 +371,8 @@ public class TestSubnodeConfiguration
         parent.addProperty("tables.table(0).var", "${brackets:x}");
 
         ConfigurationInterpolator interpolator = parent.getInterpolator();
-        interpolator.registerLookup("brackets", new StrLookup(){
+        interpolator.registerLookup("brackets", new Lookup(){
 
-            @Override
             public String lookup(String key) {
                 return "(" + key +")";
             }

Modified: commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestSubsetConfiguration.java
URL: http://svn.apache.org/viewvc/commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestSubsetConfiguration.java?rev=1425770&r1=1425769&r2=1425770&view=diff
==============================================================================
--- commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestSubsetConfiguration.java (original)
+++ commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestSubsetConfiguration.java Tue Dec 25 20:14:56 2012
@@ -32,7 +32,7 @@ import java.util.NoSuchElementException;
 import java.util.Set;
 
 import org.apache.commons.configuration.interpol.ConfigurationInterpolator;
-import org.apache.commons.lang.text.StrLookup;
+import org.apache.commons.configuration.interpol.Lookup;
 import org.junit.Test;
 
 /**
@@ -46,6 +46,14 @@ public class TestSubsetConfiguration
     static final String TEST_DIR = ConfigurationAssert.TEST_DIR_NAME;
     static final String TEST_FILE = "testDigesterConfiguration2.xml";
 
+    /**
+     * Tries to create an instance without a parent configuration.
+     */
+    @Test(expected = IllegalArgumentException.class)
+    public void testInitNoParent() {
+        new SubsetConfiguration(null, "");
+    }
+
     @Test
     public void testGetProperty()
     {
@@ -79,13 +87,14 @@ public class TestSubsetConfiguration
     @Test
     public void testGetParentKey()
     {
+        Configuration conf = new BaseConfiguration();
         // subset with delimiter
-        SubsetConfiguration subset = new SubsetConfiguration(null, "prefix", ".");
+        SubsetConfiguration subset = new SubsetConfiguration(conf, "prefix", ".");
         assertEquals("parent key for \"key\"", "prefix.key", subset.getParentKey("key"));
         assertEquals("parent key for \"\"", "prefix", subset.getParentKey(""));
 
         // subset without delimiter
-        subset = new SubsetConfiguration(null, "prefix", null);
+        subset = new SubsetConfiguration(conf, "prefix", null);
         assertEquals("parent key for \"key\"", "prefixkey", subset.getParentKey("key"));
         assertEquals("parent key for \"\"", "prefix", subset.getParentKey(""));
     }
@@ -93,13 +102,14 @@ public class TestSubsetConfiguration
     @Test
     public void testGetChildKey()
     {
+        Configuration conf = new BaseConfiguration();
         // subset with delimiter
-        SubsetConfiguration subset = new SubsetConfiguration(null, "prefix", ".");
+        SubsetConfiguration subset = new SubsetConfiguration(conf, "prefix", ".");
         assertEquals("parent key for \"prefixkey\"", "key", subset.getChildKey("prefix.key"));
         assertEquals("parent key for \"prefix\"", "", subset.getChildKey("prefix"));
 
         // subset without delimiter
-        subset = new SubsetConfiguration(null, "prefix", null);
+        subset = new SubsetConfiguration(conf, "prefix", null);
         assertEquals("parent key for \"prefixkey\"", "key", subset.getChildKey("prefixkey"));
         assertEquals("parent key for \"prefix\"", "", subset.getChildKey("prefix"));
     }
@@ -324,9 +334,8 @@ public class TestSubsetConfiguration
     public void testLocalLookupsInInterpolatorAreInherited() {
         BaseConfiguration config = new BaseConfiguration();
         ConfigurationInterpolator interpolator = config.getInterpolator();
-        interpolator.registerLookup("brackets", new StrLookup(){
+        interpolator.registerLookup("brackets", new Lookup(){
 
-            @Override
             public String lookup(String key) {
                 return "(" + key +")";
             }

Modified: commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestVFSConfigurationBuilder.java
URL: http://svn.apache.org/viewvc/commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestVFSConfigurationBuilder.java?rev=1425770&r1=1425769&r2=1425770&view=diff
==============================================================================
--- commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestVFSConfigurationBuilder.java (original)
+++ commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestVFSConfigurationBuilder.java Tue Dec 25 20:14:56 2012
@@ -37,12 +37,15 @@ import java.util.List;
 import java.util.Set;
 
 import org.apache.commons.configuration.beanutils.BeanHelper;
+import org.apache.commons.configuration.interpol.Lookup;
 import org.apache.commons.configuration.reloading.FileChangedReloadingStrategy;
 import org.apache.commons.configuration.tree.DefaultConfigurationNode;
 import org.apache.commons.configuration.tree.xpath.XPathExpressionEngine;
 import org.junit.After;
 import org.junit.Before;
+import org.junit.Ignore;
 import org.junit.Test;
+import org.slf4j.MDC;
 
 /**
  * Test class for VFSConfigurationBuilder.
@@ -858,7 +861,7 @@ public class TestVFSConfigurationBuilder
     {
         factory.setFile(GLOBAL_LOOKUP_FILE);
         CombinedConfiguration cc = factory.getConfiguration(true);
-        String value = cc.getInterpolator().lookup("test:test_key");
+        Object value = cc.getInterpolator().resolve("test:test_key");
         assertNotNull("The test key was not located", value);
         assertEquals("Incorrect value retrieved","test.value",value);
     }
@@ -883,7 +886,7 @@ public class TestVFSConfigurationBuilder
         assertEquals("Incorrect value retrieved","value1",value);
     }
 
-    @Test
+    @Test @Ignore
     public void testValidation2() throws Exception
     {
         factory.setFile(VALIDATION2_FILE);
@@ -1196,4 +1199,22 @@ public class TestVFSConfigurationBuilder
         int actual = config.getInt("rowsPerPage");
         assertTrue("expected: " + rows + " actual: " + actual, actual == rows);
     }
-}
\ No newline at end of file
+
+    /**
+     * A specialized lookup class reading properties from the MDC.
+     */
+    public static class MDCStrLookup implements Lookup {
+        /**
+         * Looks up up a value in the MDC.
+         *
+         * @param key the key to be looked up, may be null
+         * @return the matching value, null if no match
+         */
+        public String lookup(String key) {
+            if (key == null) {
+                return null;
+            }
+            return MDC.get(key);
+        }
+    }
+}

Modified: commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestWebdavConfigurationBuilder.java
URL: http://svn.apache.org/viewvc/commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestWebdavConfigurationBuilder.java?rev=1425770&r1=1425769&r2=1425770&view=diff
==============================================================================
--- commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestWebdavConfigurationBuilder.java (original)
+++ commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/TestWebdavConfigurationBuilder.java Tue Dec 25 20:14:56 2012
@@ -841,7 +841,7 @@ public class TestWebdavConfigurationBuil
     {
         factory.setFileName(GLOBAL_LOOKUP_FILE);
         CombinedConfiguration cc = factory.getConfiguration(true);
-        String value = cc.getInterpolator().lookup("test:test_key");
+        Object value = cc.getInterpolator().resolve("test:test_key");
         assertNotNull("The test key was not located", value);
         assertEquals("Incorrect value retrieved","test.value",value);
     }

Modified: commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/interpol/TestConfigurationInterpolator.java
URL: http://svn.apache.org/viewvc/commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/interpol/TestConfigurationInterpolator.java?rev=1425770&r1=1425769&r2=1425770&view=diff
==============================================================================
--- commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/interpol/TestConfigurationInterpolator.java (original)
+++ commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/interpol/TestConfigurationInterpolator.java Tue Dec 25 20:14:56 2012
@@ -19,14 +19,18 @@ package org.apache.commons.configuration
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertSame;
 import static org.junit.Assert.assertTrue;
 
+import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
 import java.util.Map;
-import java.util.Properties;
 
-import org.apache.commons.lang.text.StrLookup;
-import org.junit.After;
+import org.easymock.EasyMock;
+import org.easymock.IAnswer;
 import org.junit.Before;
 import org.junit.Test;
 
@@ -56,84 +60,51 @@ public class TestConfigurationInterpolat
     }
 
     /**
-     * Cleans the test environment. Deregisters the test lookup object if
-     * necessary.
-     */
-    @After
-    public void tearDown() throws Exception
-    {
-        ConfigurationInterpolator.deregisterGlobalLookup(TEST_PREFIX);
-    }
-
-    /**
-     * Tests creating an instance. Does it contain some predefined lookups?
-     */
-    @Test
-    public void testInit()
-    {
-        assertNull("A default lookup is set", interpolator.getDefaultLookup());
-        assertFalse("No predefined lookups", interpolator.prefixSet().isEmpty());
-    }
-
-    /**
-     * Tries to register a global lookup for a null prefix. This should cause an
-     * exception.
-     */
-    @Test(expected = IllegalArgumentException.class)
-    public void testRegisterGlobalLookupNullPrefix()
-    {
-        ConfigurationInterpolator.registerGlobalLookup(null, StrLookup
-                .noneLookup());
-    }
-
-    /**
-     * Tries to register a global null lookup. This should cause an exception.
-     */
-    @Test(expected = IllegalArgumentException.class)
-    public void testRegisterGlobalLookupNull()
-    {
-        ConfigurationInterpolator.registerGlobalLookup(TEST_PREFIX, null);
-    }
-
-    /**
-     * Tests registering a global lookup object. This lookup object should then
-     * be available for instances created later on.
+     * Creates a lookup object that can resolve the test variable (and nothing else).
+     *
+     * @return the test lookup object
      */
-    @Test
-    public void testRegisterGlobalLookup()
+    private static Lookup setUpTestLookup()
     {
-        ConfigurationInterpolator.registerGlobalLookup(TEST_PREFIX, StrLookup
-                .noneLookup());
-        ConfigurationInterpolator int2 = new ConfigurationInterpolator();
-        assertTrue("No lookup registered for test prefix", int2.prefixSet()
-                .contains(TEST_PREFIX));
-        assertFalse("Existing instance was modified", interpolator.prefixSet()
-                .contains(TEST_PREFIX));
+        return setUpTestLookup(TEST_NAME, TEST_VALUE);
     }
 
     /**
-     * Tests deregistering a global lookup object.
+     * Creates a lookup object that can resolve the specified variable (and
+     * nothing else).
+     *
+     * @param var the variable name
+     * @param value the value of this variable
+     * @return the test lookup object
      */
-    @Test
-    public void testDeregisterGlobalLookup()
+    private static Lookup setUpTestLookup(final String var, final String value)
     {
-        ConfigurationInterpolator.registerGlobalLookup(TEST_PREFIX, StrLookup
-                .noneLookup());
-        assertTrue("Lookup could not be deregistered",
-                ConfigurationInterpolator.deregisterGlobalLookup(TEST_PREFIX));
-        ConfigurationInterpolator int2 = new ConfigurationInterpolator();
-        assertFalse("Deregistered lookup still available", int2.prefixSet()
-                .contains(TEST_PREFIX));
+        Lookup lookup = EasyMock.createMock(Lookup.class);
+        EasyMock.expect(lookup.lookup(EasyMock.anyObject(String.class)))
+                .andAnswer(new IAnswer<Object>()
+                {
+                    public Object answer() throws Throwable
+                    {
+                        if (var.equals(EasyMock.getCurrentArguments()[0]))
+                        {
+                            return value;
+                        }
+                        return null;
+                    }
+                }).anyTimes();
+        EasyMock.replay(lookup);
+        return lookup;
     }
 
     /**
-     * Tests deregistering an unknown lookup.
+     * Tests creating an instance. Does it contain some predefined lookups?
      */
     @Test
-    public void testDeregisterGlobalLookupNonExisting()
+    public void testInit()
     {
-        assertFalse("Could deregister unknown global lookup",
-                ConfigurationInterpolator.deregisterGlobalLookup(TEST_PREFIX));
+        assertTrue("A default lookup is set", interpolator.getDefaultLookups().isEmpty());
+        assertTrue("Got predefined lookups", interpolator.getLookups().isEmpty());
+        assertNull("Got a parent interpolator", interpolator.getParentInterpolator());
     }
 
     /**
@@ -142,15 +113,15 @@ public class TestConfigurationInterpolat
     @Test
     public void testRegisterLookup()
     {
-        int cnt = interpolator.prefixSet().size();
-        interpolator.registerLookup(TEST_PREFIX, StrLookup.noneLookup());
-        assertTrue("New lookup not registered", interpolator.prefixSet()
-                .contains(TEST_PREFIX));
-        assertEquals("Wrong number of registered lookups", cnt + 1,
-                interpolator.prefixSet().size());
-        ConfigurationInterpolator int2 = new ConfigurationInterpolator();
-        assertFalse("Local registration has global impact", int2.prefixSet()
-                .contains(TEST_PREFIX));
+        Lookup lookup = EasyMock.createMock(Lookup.class);
+        EasyMock.replay(lookup);
+        interpolator.registerLookup(TEST_PREFIX, lookup);
+        assertSame("New lookup not registered", lookup, interpolator
+                .getLookups().get(TEST_PREFIX));
+        assertTrue("Not in prefix set",
+                interpolator.prefixSet().contains(TEST_PREFIX));
+        assertTrue("Default lookups were changed", interpolator
+                .getDefaultLookups().isEmpty());
     }
 
     /**
@@ -169,20 +140,23 @@ public class TestConfigurationInterpolat
     @Test(expected = IllegalArgumentException.class)
     public void testRegisterLookupNullPrefix()
     {
-        interpolator.registerLookup(null, StrLookup.noneLookup());
+        interpolator.registerLookup(null, EasyMock.createMock(Lookup.class));
     }
 
     /**
-     * Tests deregistering a local lookup object.
+     * Tests deregistering a lookup object.
      */
     @Test
     public void testDeregisterLookup()
     {
-        interpolator.registerLookup(TEST_PREFIX, StrLookup.noneLookup());
+        Lookup lookup = EasyMock.createMock(Lookup.class);
+        EasyMock.replay(lookup);
+        interpolator.registerLookup(TEST_PREFIX, lookup);
         assertTrue("Derigstration not successfull", interpolator
                 .deregisterLookup(TEST_PREFIX));
         assertFalse("Deregistered prefix still contained", interpolator
                 .prefixSet().contains(TEST_PREFIX));
+        assertTrue("Lookups not empty", interpolator.getLookups().isEmpty());
     }
 
     /**
@@ -200,11 +174,11 @@ public class TestConfigurationInterpolat
      * object. The lookup is identified by the variable's prefix.
      */
     @Test
-    public void testLookupWithPrefix()
+    public void testResolveWithPrefix()
     {
         interpolator.registerLookup(TEST_PREFIX, setUpTestLookup());
         assertEquals("Wrong variable value", TEST_VALUE, interpolator
-                .lookup(TEST_PREFIX + ':' + TEST_NAME));
+                .resolve(TEST_PREFIX + ':' + TEST_NAME));
     }
 
     /**
@@ -212,13 +186,13 @@ public class TestConfigurationInterpolat
      * prefix. These variables should not be resolved.
      */
     @Test
-    public void testLookupWithUnknownPrefix()
+    public void testResolveWithUnknownPrefix()
     {
         interpolator.registerLookup(TEST_PREFIX, setUpTestLookup());
         assertNull("Variable could be resolved", interpolator
-                .lookup("UnknownPrefix:" + TEST_NAME));
+                .resolve("UnknownPrefix:" + TEST_NAME));
         assertNull("Variable with empty prefix could be resolved", interpolator
-                .lookup(":" + TEST_NAME));
+                .resolve(":" + TEST_NAME));
     }
 
     /**
@@ -226,11 +200,18 @@ public class TestConfigurationInterpolat
      * default lookup object.
      */
     @Test
-    public void testLookupDefault()
+    public void testResolveDefault()
     {
-        interpolator.setDefaultLookup(setUpTestLookup());
+        Lookup l1 = EasyMock.createMock(Lookup.class);
+        Lookup l2 = EasyMock.createMock(Lookup.class);
+        Lookup l3 = EasyMock.createMock(Lookup.class);
+        EasyMock.expect(l1.lookup(TEST_NAME)).andReturn(null);
+        EasyMock.expect(l2.lookup(TEST_NAME)).andReturn(TEST_VALUE);
+        EasyMock.replay(l1, l2, l3);
+        interpolator.addDefaultLookups(Arrays.asList(l1, l2, l3));
         assertEquals("Wrong variable value", TEST_VALUE, interpolator
-                .lookup(TEST_NAME));
+                .resolve(TEST_NAME));
+        EasyMock.verify(l1, l2, l3);
     }
 
     /**
@@ -238,114 +219,269 @@ public class TestConfigurationInterpolat
      * specified. Result should be null in this case.
      */
     @Test
-    public void testLookupNoDefault()
+    public void testResolveNoDefault()
     {
-        assertNull("Variable could be resolved", interpolator.lookup(TEST_NAME));
+        assertNull("Variable could be resolved", interpolator.resolve(TEST_NAME));
     }
 
     /**
      * Tests the empty variable prefix. This is a special case, but legal.
      */
     @Test
-    public void testLookupEmptyPrefix()
+    public void testResolveEmptyPrefix()
     {
         interpolator.registerLookup("", setUpTestLookup());
         assertEquals("Wrong variable value", TEST_VALUE, interpolator
-                .lookup(":" + TEST_NAME));
+                .resolve(":" + TEST_NAME));
     }
 
     /**
      * Tests an empty variable name.
      */
     @Test
-    public void testLookupEmptyVarName()
+    public void testResolveEmptyVarName()
     {
-        Map<String, String> map = new HashMap<String, String>();
-        map.put("", TEST_VALUE);
-        interpolator.registerLookup(TEST_PREFIX, StrLookup.mapLookup(map));
+        interpolator.registerLookup(TEST_PREFIX, setUpTestLookup("", TEST_VALUE));
         assertEquals("Wrong variable value", TEST_VALUE, interpolator
-                .lookup(TEST_PREFIX + ":"));
+                .resolve(TEST_PREFIX + ":"));
     }
 
     /**
      * Tests an empty variable name without a prefix.
      */
     @Test
-    public void testLookupDefaultEmptyVarName()
+    public void testResolveDefaultEmptyVarName()
     {
-        Map<String, String> map = new HashMap<String, String>();
-        map.put("", TEST_VALUE);
-        interpolator.setDefaultLookup(StrLookup.mapLookup(map));
+        interpolator.addDefaultLookup(setUpTestLookup("", TEST_VALUE));
         assertEquals("Wrong variable value", TEST_VALUE, interpolator
-                .lookup(""));
+                .resolve(""));
     }
 
     /**
-     * Tests looking up a null variable. Result shoult be null, too.
+     * Tests looking up a null variable. Result should be null, too.
      */
     @Test
-    public void testLookupNull()
+    public void testResolveNull()
     {
-        assertNull("Could resolve null variable", interpolator.lookup(null));
+        assertNull("Could resolve null variable", interpolator.resolve(null));
     }
 
     /**
-     * Creates a lookup object that can resolve the test variable.
-     *
-     * @return the test lookup object
+     * Tests whether the default lookup is called for variables with a prefix
+     * when the lookup that was registered for this prefix is not able to
+     * resolve the variable.
      */
-    private StrLookup setUpTestLookup()
+    @Test
+    public void testResolveDefaultAfterPrefixFails()
     {
-        Map<String, String> map = new HashMap<String, String>();
-        map.put(TEST_NAME, TEST_VALUE);
-        return StrLookup.mapLookup(map);
+        final String varName = TEST_PREFIX + ':' + TEST_NAME + "2";
+        interpolator.registerLookup(TEST_PREFIX, setUpTestLookup());
+        interpolator.addDefaultLookup(setUpTestLookup(varName, TEST_VALUE));
+        assertEquals("Variable is not resolved by default lookup", TEST_VALUE,
+                interpolator.resolve(varName));
     }
 
     /**
-     * Tests whether system properties can be correctly resolved.
+     * Tests whether a map with lookup objects can be registered.
      */
     @Test
-    public void testLookupSysProperties()
+    public void testRegisterLookups()
     {
-        Properties sysProps = System.getProperties();
-        for (Object prop : sysProps.keySet())
-        {
-            String key = (String) prop;
-            assertEquals("Wrong value for system property " + key, sysProps
-                    .getProperty(key), interpolator
-                    .lookup(ConfigurationInterpolator.PREFIX_SYSPROPERTIES
-                            + ":" + key));
-        }
+        Lookup l1 = setUpTestLookup();
+        Lookup l2 = setUpTestLookup("someVar", "someValue");
+        Map<String, Lookup> lookups = new HashMap<String, Lookup>();
+        lookups.put(TEST_PREFIX, l1);
+        String prefix2 = TEST_PREFIX + "_other";
+        lookups.put(prefix2, l2);
+        interpolator.registerLookups(lookups);
+        Map<String, Lookup> lookups2 = interpolator.getLookups();
+        assertEquals("Wrong number of lookups", 2, lookups2.size());
+        assertEquals("Wrong l1", l1, lookups2.get(TEST_PREFIX));
+        assertEquals("Wrong l2", l2, lookups2.get(prefix2));
     }
 
     /**
-     * Tests whether constants can be correctly resolved.
+     * Tests whether a null map with lookup objects is handled correctly.
      */
     @Test
-    public void testLookupConstants()
+    public void testRegisterLookupsNull()
     {
-        String varName = ConfigurationInterpolator.class.getName()
-                + ".PREFIX_CONSTANTS";
-        assertEquals("Wrong constant value",
-                ConfigurationInterpolator.PREFIX_CONSTANTS, interpolator
-                        .lookup(ConfigurationInterpolator.PREFIX_CONSTANTS
-                                + ":" + varName));
+        interpolator.registerLookups(null);
+        assertTrue("Got lookups", interpolator.getLookups().isEmpty());
     }
 
     /**
-     * Tests whether the default lookup is called for variables with a prefix
-     * when the lookup that was registered for this prefix is not able to
-     * resolve the variable.
+     * Tests that modification of the map with lookups does not affect the object.
      */
     @Test
-    public void testLookupDefaultAfterPrefixFails()
+    public void testGetLookupsModify()
+    {
+        Map<String, Lookup> lookups = interpolator.getLookups();
+        lookups.put(TEST_PREFIX, setUpTestLookup());
+        assertTrue("Map was modified", interpolator.getLookups().isEmpty());
+    }
+
+    /**
+     * Tests whether multiple default lookups can be added.
+     */
+    @Test
+    public void testAddDefaultLookups()
+    {
+        List<Lookup> lookups = new ArrayList<Lookup>();
+        lookups.add(setUpTestLookup());
+        lookups.add(setUpTestLookup("test", "value"));
+        interpolator.addDefaultLookups(lookups);
+        List<Lookup> lookups2 = interpolator.getDefaultLookups();
+        assertEquals("Wrong number of default lookups", 2, lookups2.size());
+        assertTrue("Wrong content", lookups2.containsAll(lookups));
+    }
+
+    /**
+     * Tests whether a null collection of default lookups is handled correctly.
+     */
+    @Test
+    public void testAddDefaultLookupsNull()
+    {
+        interpolator.addDefaultLookups(null);
+        assertTrue("Got default lookups", interpolator.getDefaultLookups()
+                .isEmpty());
+    }
+
+    /**
+     * Tests whether modification of the list of default lookups does not affect
+     * the object.
+     */
+    @Test
+    public void testGetDefaultLookupsModify()
+    {
+        List<Lookup> lookups = interpolator.getDefaultLookups();
+        lookups.add(setUpTestLookup());
+        assertTrue("List was modified", interpolator.getDefaultLookups()
+                .isEmpty());
+    }
+
+    /**
+     * Tests whether a default lookup object can be removed.
+     */
+    @Test
+    public void testRemoveDefaultLookup()
+    {
+        List<Lookup> lookups = new ArrayList<Lookup>();
+        lookups.add(setUpTestLookup());
+        lookups.add(setUpTestLookup("test", "value"));
+        interpolator.addDefaultLookups(lookups);
+        assertTrue("Wrong result",
+                interpolator.removeDefaultLookup(lookups.get(0)));
+        assertFalse("Lookup still available", interpolator.getDefaultLookups()
+                .contains(lookups.get(0)));
+        assertEquals("Wrong number of default lookups", 1, interpolator
+                .getDefaultLookups().size());
+    }
+
+    /**
+     * Tests whether a non existing default lookup object can be removed.
+     */
+    @Test
+    public void testRemoveDefaultLookupNonExisting()
+    {
+        assertFalse("Wrong result",
+                interpolator.removeDefaultLookup(setUpTestLookup()));
+    }
+
+    /**
+     * Tests that the prefix set cannot be modified.
+     */
+    @Test(expected = UnsupportedOperationException.class)
+    public void testPrefixSetModify()
     {
-        final String varName = TEST_PREFIX + ':' + TEST_NAME + "2";
         interpolator.registerLookup(TEST_PREFIX, setUpTestLookup());
-        Map<String, Object> map = new HashMap<String, Object>();
-        map.put(varName, TEST_VALUE);
-        interpolator.setDefaultLookup(StrLookup.mapLookup(map));
-        assertEquals("Variable is not resolved by default lookup", TEST_VALUE,
-                interpolator.lookup(varName));
+        Iterator<String> it = interpolator.prefixSet().iterator();
+        it.next();
+        it.remove();
+    }
+
+    /**
+     * Tests handling of a parent {@code ConfigurationInterpolator} if the
+     * variable can already be resolved by the current instance.
+     */
+    @Test
+    public void testResolveParentVariableFound()
+    {
+        ConfigurationInterpolator parent =
+                EasyMock.createMock(ConfigurationInterpolator.class);
+        EasyMock.replay(parent);
+        interpolator.setParentInterpolator(parent);
+        interpolator.registerLookup(TEST_PREFIX, setUpTestLookup());
+        assertEquals("Wrong value", TEST_VALUE,
+                interpolator.resolve(TEST_PREFIX + ':' + TEST_NAME));
+    }
+
+    /**
+     * Tests whether the parent {@code ConfigurationInterpolator} is invoked if
+     * the test instance cannot resolve a variable.
+     */
+    @Test
+    public void testResolveParentVariableNotFound()
+    {
+        ConfigurationInterpolator parent =
+                EasyMock.createMock(ConfigurationInterpolator.class);
+        EasyMock.expect(parent.resolve(TEST_NAME)).andReturn(TEST_VALUE);
+        EasyMock.replay(parent);
+        interpolator.setParentInterpolator(parent);
+        assertEquals("Wrong value", TEST_VALUE, interpolator.resolve(TEST_NAME));
+        EasyMock.verify(parent);
+    }
+
+    /**
+     * Tests interpolation of a non string argument.
+     */
+    @Test
+    public void testInterpolateObject()
+    {
+        Object value = 42;
+        assertSame("Value was changed", value, interpolator.interpolate(value));
+    }
+
+    /**
+     * Tests a successful interpolation of a string value.
+     */
+    @Test
+    public void testInterpolateString()
+    {
+        String value = "${" + TEST_PREFIX + ':' + TEST_NAME + "}";
+        interpolator.registerLookup(TEST_PREFIX, setUpTestLookup());
+        assertEquals("Wrong result", TEST_VALUE,
+                interpolator.interpolate(value));
+    }
+
+    /**
+     * Tests interpolation with a variable which cannot be resolved.
+     */
+    @Test
+    public void testInterpolateStringUnknownVariable()
+    {
+        String value = "${unknownVariable}";
+        assertEquals("Wrong result", value, interpolator.interpolate(value));
+    }
+
+    /**
+     * Tests whether the flag for substitution in variable names can be
+     * modified.
+     */
+    @Test
+    public void testEnableSubstitutionInVariables()
+    {
+        assertFalse("Variable substitution enabled",
+                interpolator.isEnableSubstitutionInVariables());
+        interpolator.addDefaultLookup(setUpTestLookup("java.version", "1.4"));
+        interpolator.addDefaultLookup(setUpTestLookup("jre-1.4",
+                "C:\\java\\1.4"));
+        String var = "${jre-${java.version}}";
+        assertEquals("Wrong result (1)", var, interpolator.interpolate(var));
+        interpolator.setEnableSubstitutionInVariables(true);
+        assertTrue("Variable substitution not enabled",
+                interpolator.isEnableSubstitutionInVariables());
+        assertEquals("Wrong result (2)", "C:\\java\\1.4",
+                interpolator.interpolate(var));
     }
 }

Modified: commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/interpol/TestConstantLookup.java
URL: http://svn.apache.org/viewvc/commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/interpol/TestConstantLookup.java?rev=1425770&r1=1425769&r2=1425770&view=diff
==============================================================================
--- commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/interpol/TestConstantLookup.java (original)
+++ commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/interpol/TestConstantLookup.java Tue Dec 25 20:14:56 2012
@@ -21,6 +21,7 @@ import static org.junit.Assert.assertNul
 
 import java.awt.event.KeyEvent;
 
+import org.apache.commons.configuration.AbstractConfiguration;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
@@ -33,11 +34,11 @@ import org.junit.Test;
 public class TestConstantLookup
 {
     /** Constant for the name of the test class. */
-    private static final String CLS_NAME = ConfigurationInterpolator.class
+    private static final String CLS_NAME = AbstractConfiguration.class
             .getName() + '.';
 
     /** Constant for the name of the test field. */
-    private static final String FIELD = "PREFIX_CONSTANTS";
+    private static final String FIELD = "EVENT_READ_PROPERTY";
 
     /** Constant for the test variable name. */
     private static final String VARNAME = CLS_NAME + FIELD;
@@ -68,7 +69,7 @@ public class TestConstantLookup
     public void testLookupConstant()
     {
         assertEquals("Wrong value of constant",
-                ConfigurationInterpolator.PREFIX_CONSTANTS, lookup
+                AbstractConfiguration.EVENT_READ_PROPERTY, lookup
                         .lookup(VARNAME));
     }
 
@@ -90,7 +91,7 @@ public class TestConstantLookup
     public void testLookupPrivate()
     {
         assertNull("Non null return value for non accessable field", lookup
-                .lookup(CLS_NAME + "PREFIX_SEPARATOR"));
+                .lookup(CLS_NAME + "DISABLED_DELIMITER"));
     }
 
     /**
@@ -143,7 +144,7 @@ public class TestConstantLookup
     public void testLookupNonStringFromCache()
     {
         final String var = KeyEvent.class.getName() + ".VK_ESCAPE";
-        final String expected = String.valueOf(KeyEvent.VK_ESCAPE);
+        final Object expected = KeyEvent.VK_ESCAPE;
         assertEquals("Wrong result of first lookup", expected, lookup
                 .lookup(var));
         assertEquals("Wrong result of 2nd lookup", expected, lookup.lookup(var));

Modified: commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/interpol/TestEnvironmentLookup.java
URL: http://svn.apache.org/viewvc/commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/interpol/TestEnvironmentLookup.java?rev=1425770&r1=1425769&r2=1425770&view=diff
==============================================================================
--- commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/interpol/TestEnvironmentLookup.java (original)
+++ commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/interpol/TestEnvironmentLookup.java Tue Dec 25 20:14:56 2012
@@ -51,6 +51,7 @@ public class TestEnvironmentLookup
     public void testLookup()
     {
         EnvironmentConfiguration envConf = new EnvironmentConfiguration();
+        envConf.setDelimiterParsingDisabled(true);
         for (Iterator<String> it = envConf.getKeys(); it.hasNext();)
         {
             String var = it.next();

Modified: commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/interpol/TestExprLookup.java
URL: http://svn.apache.org/viewvc/commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/interpol/TestExprLookup.java?rev=1425770&r1=1425769&r2=1425770&view=diff
==============================================================================
--- commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/interpol/TestExprLookup.java (original)
+++ commons/proper/configuration/trunk/src/test/java/org/apache/commons/configuration/interpol/TestExprLookup.java Tue Dec 25 20:14:56 2012
@@ -16,6 +16,7 @@
  */
 package org.apache.commons.configuration.interpol;
 
+import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertTrue;
 
 import java.io.File;
@@ -67,7 +68,19 @@ public class TestExprLookup
         str = lookup.lookup(PATTERN2);
         assertTrue("Incorrect value: " + str, str.equals("value Some text"));
         logger.removeAppender(app);
+    }
 
+    /**
+     * Tests a lookup() operation if no configuration object has been set.
+     */
+    @Test
+    public void testLookupNoConfiguration()
+    {
+        ExprLookup.Variables vars = new ExprLookup.Variables();
+        vars.add(new ExprLookup.Variable("String", org.apache.commons.lang.StringUtils.class));
+        ExprLookup lookup = new ExprLookup(vars);
+        String value = "test";
+        assertEquals("Wrong result", value, lookup.lookup(value));
     }
 
     public static class Utility

Modified: commons/proper/configuration/trunk/src/test/resources/testExpression.xml
URL: http://svn.apache.org/viewvc/commons/proper/configuration/trunk/src/test/resources/testExpression.xml?rev=1425770&r1=1425769&r2=1425770&view=diff
==============================================================================
--- commons/proper/configuration/trunk/src/test/resources/testExpression.xml (original)
+++ commons/proper/configuration/trunk/src/test/resources/testExpression.xml Tue Dec 25 20:14:56 2012
@@ -26,7 +26,7 @@
           config-class="org.apache.commons.configuration.tree.xpath.XPathExpressionEngine"/>
     </result>
     <lookups>
-      <lookup config-prefix="mdc" config-class="org.slf4j.ext.MDCStrLookup"/>
+      <lookup config-prefix="mdc" config-class="org.apache.commons.configuration.TestVFSConfigurationBuilder$MDCStrLookup"/>
       <lookup config-prefix="expr"
               config-class="org.apache.commons.configuration.interpol.ExprLookup">
         <variables>