package com.baeldung.text; import org.apache.commons.text.WordUtils; import org.junit.Assert; import org.junit.Test; public class WordUtilsUnitTest { @Test public void whenCapitalized_thenCorrect() { String toBeCapitalized = "to be capitalized!"; String result = WordUtils.capitalize(toBeCapitalized); Assert.assertEquals("To Be Capitalized!", result); } @Test public void whenContainsWords_thenCorrect() { boolean containsWords = WordUtils.containsAllWords("String to search", "to", "search"); Assert.assertTrue(containsWords); } }