1 files changed, 81 insertions, 0 deletions
diff --git a/velocity-engine-core/src/test/java/org/apache/velocity/test/IntrospectionCacheDataTestCase.java b/velocity-engine-core/src/test/java/org/apache/velocity/test/IntrospectionCacheDataTestCase.java
new file mode 100644
index 00000000..bbd4bfab
--- /dev/null
+++ b/velocity-engine-core/src/test/java/org/apache/velocity/test/IntrospectionCacheDataTestCase.java
@@ -0,0 +1,81 @@
+package org.apache.velocity.test;
+
+/*
+ * 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.
+ */
+
+import junit.framework.TestCase;
+import org.apache.velocity.VelocityContext;
+import org.apache.velocity.app.Velocity;
+import org.apache.velocity.exception.MethodInvocationException;
+import org.apache.velocity.exception.ParseErrorException;
+import org.apache.velocity.exception.ResourceNotFoundException;
+import org.apache.velocity.util.introspection.IntrospectionCacheData;
+
+import java.io.IOException;
+import java.io.StringWriter;
+
+/**
+ * Checks that arrays are cached correctly in the Introspector.
+ *
+ * @author <a href="Alexey Pachenko">alex+news@olmisoft.com</a>
+ * @version $Id$
+ */
+public class IntrospectionCacheDataTestCase extends TestCase
+{
+
+    private static class CacheHitCountingVelocityContext extends VelocityContext
+    {
+        public int cacheHit = 0;
+
+        @Override
+        public IntrospectionCacheData icacheGet(Object key)
+        {
+            final IntrospectionCacheData result = super.icacheGet(key);
+            if (result != null) {
+                ++cacheHit;
+            }
+            return result;
+        }
+
+    }
+
+    public void testCache() throws ParseErrorException, MethodInvocationException,
+    ResourceNotFoundException, IOException
+    {
+        CacheHitCountingVelocityContext context = new CacheHitCountingVelocityContext();
+        context.put("this", this);
+        StringWriter w = new StringWriter();
+        Velocity.evaluate(context, w, "test", "$this.exec('a')$this.exec('b')");
+        assertEquals("[a][b]", w.toString());
+        assertTrue(context.cacheHit > 0);
+    }
+
+
+    /**
+     * For use when acting as a context reference.
+     *
+     * @param value
+     * @return
+     */
+    public String exec(String value)
+    {
+        return "[" + value + "]";
+    }
+
+}