X-Git-Url: https://git.mdrn.pl/pylucene.git/blobdiff_plain/a2e61f0c04805cfcb8706176758d1283c7e3a55c..aaeed5504b982cf3545252ab528713250aa33eed:/lucene-java-3.4.0/lucene/contrib/spellchecker/src/test/org/apache/lucene/search/spell/TestNGramDistance.java?ds=sidebyside diff --git a/lucene-java-3.4.0/lucene/contrib/spellchecker/src/test/org/apache/lucene/search/spell/TestNGramDistance.java b/lucene-java-3.4.0/lucene/contrib/spellchecker/src/test/org/apache/lucene/search/spell/TestNGramDistance.java deleted file mode 100644 index 9ca3b86..0000000 --- a/lucene-java-3.4.0/lucene/contrib/spellchecker/src/test/org/apache/lucene/search/spell/TestNGramDistance.java +++ /dev/null @@ -1,132 +0,0 @@ -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 TestNGramDistance extends LuceneTestCase { - - - - public void testGetDistance1() { - StringDistance nsd = new NGramDistance(1); - float d = nsd.getDistance("al", "al"); - assertEquals(d,1.0f,0.001); - d = nsd.getDistance("a", "a"); - assertEquals(d,1.0f,0.001); - d = nsd.getDistance("b", "a"); - assertEquals(d,0.0f,0.001); - d = nsd.getDistance("martha", "marhta"); - assertEquals(d,0.6666,0.001); - d = nsd.getDistance("jones", "johnson"); - assertEquals(d,0.4285,0.001); - d = nsd.getDistance("natural", "contrary"); - assertEquals(d,0.25,0.001); - d = nsd.getDistance("abcvwxyz", "cabvwxyz"); - assertEquals(d,0.75,0.001); - d = nsd.getDistance("dwayne", "duane"); - assertEquals(d,0.666,0.001); - d = nsd.getDistance("dixon", "dicksonx"); - assertEquals(d,0.5,0.001); - d = nsd.getDistance("six", "ten"); - assertEquals(d,0,0.001); - float d1 = nsd.getDistance("zac ephron", "zac efron"); - float d2 = nsd.getDistance("zac ephron", "kai ephron"); - assertEquals(d1,d2,0.001); - d1 = nsd.getDistance("brittney spears", "britney spears"); - d2 = nsd.getDistance("brittney spears", "brittney startzman"); - assertTrue(d1 > d2); - d1 = nsd.getDistance("12345678", "12890678"); - d2 = nsd.getDistance("12345678", "72385698"); - assertEquals(d1,d2,001); - } - - public void testGetDistance2() { - StringDistance sd = new NGramDistance(2); - float d = sd.getDistance("al", "al"); - assertEquals(d,1.0f,0.001); - d = sd.getDistance("a", "a"); - assertEquals(d,1.0f,0.001); - d = sd.getDistance("b", "a"); - assertEquals(d,0.0f,0.001); - d = sd.getDistance("a", "aa"); - assertEquals(d,0.5f,0.001); - d = sd.getDistance("martha", "marhta"); - assertEquals(d,0.6666,0.001); - d = sd.getDistance("jones", "johnson"); - assertEquals(d,0.4285,0.001); - d = sd.getDistance("natural", "contrary"); - assertEquals(d,0.25,0.001); - d = sd.getDistance("abcvwxyz", "cabvwxyz"); - assertEquals(d,0.625,0.001); - d = sd.getDistance("dwayne", "duane"); - assertEquals(d,0.5833,0.001); - d = sd.getDistance("dixon", "dicksonx"); - assertEquals(d,0.5,0.001); - d = sd.getDistance("six", "ten"); - assertEquals(d,0,0.001); - 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); - d1 = sd.getDistance("0012345678", "0012890678"); - d2 = sd.getDistance("0012345678", "0072385698"); - assertEquals(d1,d2,0.001); - } - - public void testGetDistance3() { - StringDistance sd = new NGramDistance(3); - float d = sd.getDistance("al", "al"); - assertEquals(d,1.0f,0.001); - d = sd.getDistance("a", "a"); - assertEquals(d,1.0f,0.001); - d = sd.getDistance("b", "a"); - assertEquals(d,0.0f,0.001); - d = sd.getDistance("martha", "marhta"); - assertEquals(d,0.7222,0.001); - d = sd.getDistance("jones", "johnson"); - assertEquals(d,0.4762,0.001); - d = sd.getDistance("natural", "contrary"); - assertEquals(d,0.2083,0.001); - d = sd.getDistance("abcvwxyz", "cabvwxyz"); - assertEquals(d,0.5625,0.001); - d = sd.getDistance("dwayne", "duane"); - assertEquals(d,0.5277,0.001); - d = sd.getDistance("dixon", "dicksonx"); - assertEquals(d,0.4583,0.001); - d = sd.getDistance("six", "ten"); - assertEquals(d,0,0.001); - 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); - d1 = sd.getDistance("0012345678", "0012890678"); - d2 = sd.getDistance("0012345678", "0072385698"); - assertTrue(d1 < d2); - } - - public void testEmpty() throws Exception { - StringDistance nsd = new NGramDistance(1); - float d = nsd.getDistance("", "al"); - assertEquals(d,0.0f,0.001); - } -}