--- /dev/null
+package org.apache.lucene.analysis.fa;
+
+/**
+ * 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 java.io.IOException;
+import java.io.StringReader;
+
+import org.apache.lucene.analysis.BaseTokenStreamTestCase;
+import org.apache.lucene.analysis.ar.ArabicLetterTokenizer;
+
+/**
+ * Test the Persian Normalization Filter
+ *
+ */
+public class TestPersianNormalizationFilter extends BaseTokenStreamTestCase {
+
+ public void testFarsiYeh() throws IOException {
+ check("های", "هاي");
+ }
+
+ public void testYehBarree() throws IOException {
+ check("هاے", "هاي");
+ }
+
+ public void testKeheh() throws IOException {
+ check("کشاندن", "كشاندن");
+ }
+
+ public void testHehYeh() throws IOException {
+ check("كتابۀ", "كتابه");
+ }
+
+ public void testHehHamzaAbove() throws IOException {
+ check("كتابهٔ", "كتابه");
+ }
+
+ public void testHehGoal() throws IOException {
+ check("زادہ", "زاده");
+ }
+
+ private void check(final String input, final String expected) throws IOException {
+ ArabicLetterTokenizer tokenStream = new ArabicLetterTokenizer(TEST_VERSION_CURRENT,
+ new StringReader(input));
+ PersianNormalizationFilter filter = new PersianNormalizationFilter(
+ tokenStream);
+ assertTokenStreamContents(filter, new String[]{expected});
+ }
+
+}