--- /dev/null
+package org.apache.lucene.queryParser.core.builders;
+
+/**
+ * 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.Assert;
+
+import org.apache.lucene.queryParser.core.QueryNodeException;
+import org.apache.lucene.queryParser.core.nodes.FieldQueryNode;
+import org.apache.lucene.queryParser.core.nodes.QueryNode;
+import org.apache.lucene.queryParser.core.util.UnescapedCharSequence;
+import org.apache.lucene.util.LuceneTestCase;
+import org.junit.Test;
+
+public class TestQueryTreeBuilder extends LuceneTestCase {
+
+ @Test
+ public void testSetFieldBuilder() throws QueryNodeException {
+ QueryTreeBuilder qtb = new QueryTreeBuilder();
+ qtb.setBuilder("field", new DummyBuilder());
+ Object result = qtb.build(new FieldQueryNode(new UnescapedCharSequence("field"), "foo", 0, 0));
+ Assert.assertEquals("OK", result);
+
+ }
+
+ private static class DummyBuilder implements QueryBuilder {
+
+ public Object build(QueryNode queryNode) throws QueryNodeException {
+ return "OK";
+ }
+
+ }
+
+}