| /* |
| * 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. |
| */ |
| package org.apache.geode_examples.async; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import org.junit.Test; |
| |
| public class LevenshteinDistanceTest { |
| @Test |
| public void testCalculate() throws Exception { |
| LevenshteinDistance distance = new LevenshteinDistance(); |
| assertEquals(0, distance.calculate(null, null)); |
| assertEquals(0, distance.calculate(null, "")); |
| assertEquals(0, distance.calculate("", null)); |
| assertEquals(0, distance.calculate("", "")); |
| assertEquals(3, distance.calculate(null, "foo")); |
| assertEquals(3, distance.calculate("foo", null)); |
| assertEquals(3, distance.calculate("", "foo")); |
| assertEquals(3, distance.calculate("foo", "")); |
| assertEquals(3, distance.calculate("foo", "bar")); |
| assertEquals(2, distance.calculate("foo", "ofo")); |
| assertEquals(2, distance.calculate("foo", "oof")); |
| assertEquals(1, distance.calculate("the", "th")); |
| assertEquals(1, distance.calculate("the", "he")); |
| assertEquals(2, distance.calculate("the", "teh")); |
| assertEquals(2, distance.calculate("project", "porject")); |
| } |
| } |