X-Git-Url: https://git.mdrn.pl/pylucene.git/blobdiff_plain/a2e61f0c04805cfcb8706176758d1283c7e3a55c..aaeed5504b982cf3545252ab528713250aa33eed:/lucene-java-3.5.0/lucene/contrib/spellchecker/src/test/org/apache/lucene/search/spell/TestJaroWinklerDistance.java

diff --git a/lucene-java-3.5.0/lucene/contrib/spellchecker/src/test/org/apache/lucene/search/spell/TestJaroWinklerDistance.java b/lucene-java-3.5.0/lucene/contrib/spellchecker/src/test/org/apache/lucene/search/spell/TestJaroWinklerDistance.java
new file mode 100644
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+++ b/lucene-java-3.5.0/lucene/contrib/spellchecker/src/test/org/apache/lucene/search/spell/TestJaroWinklerDistance.java
@@ -0,0 +1,49 @@
+package org.apache.lucene.search.spell;
+
+/**
+ * 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 org.apache.lucene.util.LuceneTestCase;
+
+public class TestJaroWinklerDistance extends LuceneTestCase {
+
+  private StringDistance sd = new JaroWinklerDistance();
+  
+  public void testGetDistance() {
+    float d = sd.getDistance("al", "al");
+    assertTrue(d == 1.0f);
+    d = sd.getDistance("martha", "marhta");
+    assertTrue(d > 0.961 && d <0.962);
+    d = sd.getDistance("jones", "johnson");
+    assertTrue(d > 0.832 && d < 0.833);
+    d = sd.getDistance("abcvwxyz", "cabvwxyz");
+    assertTrue(d > 0.958 && d < 0.959);
+    d = sd.getDistance("dwayne", "duane");
+    assertTrue(d > 0.84 && d < 0.841);
+    d = sd.getDistance("dixon", "dicksonx");
+    assertTrue(d > 0.813 && d < 0.814);
+    d = sd.getDistance("fvie", "ten");
+    assertTrue(d == 0f);
+    float d1 = sd.getDistance("zac ephron", "zac efron");
+    float d2 = sd.getDistance("zac ephron", "kai ephron");
+    assertTrue(d1 > d2);
+    d1 = sd.getDistance("brittney spears", "britney spears");
+    d2 = sd.getDistance("brittney spears", "brittney startzman");
+    assertTrue(d1 > d2);    
+  }
+
+}
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