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Implementing String similarity algorithm for searching category functionality

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pszklarska 2017-09-05 18:02:44 +02:00
parent d4a89afafd
commit 5094cbc58a
4 changed files with 85 additions and 0 deletions
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40
app/src/test/java/fr/free/nrw/commons/utils/StringSortingUtilsTest.java Normal file
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package fr.free.nrw.commons.utils;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import org.junit.Assert;
import org.junit.Test;
public class StringSortingUtilsTest {
@Test
public void testSortingNumbersBySimilarity() throws Exception {
List<String> actualList = Arrays.asList("1234567", "4567", "12345", "123", "1234");
List<String> expectedList = Arrays.asList("1234", "12345", "123", "1234567", "4567");
Collections.sort(actualList, StringSortingUtils.sortBySimilarity("tes"));
Assert.assertEquals(expectedList, actualList);
}
@Test
public void testSortingTextBySimilarity() throws Exception {
List<String> actualList = Arrays.asList("The quick brown fox",
"quick brown fox",
"The",
"The quick ",
"The fox",
"brown fox",
"fox");
List<String> expectedList = Arrays.asList("The",
"The fox",
"The quick ",
"The quick brown fox",
"quick brown fox",
"brown fox",
"fox");
Collections.sort(actualList, StringSortingUtils.sortBySimilarity("The"));
Assert.assertEquals(expectedList, actualList);
}
}