79 lines
2.8 KiB
Java
79 lines
2.8 KiB
Java
package com.baeldung.string;
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import static org.hamcrest.CoreMatchers.containsString;
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import static org.hamcrest.CoreMatchers.not;
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import static org.junit.Assert.assertThat;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import org.junit.Test;
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import com.vdurmont.emoji.EmojiParser;
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public class RemovingEmojiFromStringUnitTest {
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String text = "la conférence, commencera à 10 heures 😅 ✿";
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String regex = "[^\\p{L}\\p{N}\\p{P}\\p{Z}]";
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@Test
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public void whenRemoveEmojiUsingLibrary_thenSuccess() {
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String result = EmojiParser.removeAllEmojis(text);
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System.out.println(result);
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assertThat(result, not(containsString("😅")));
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assertThat(result, containsString("à"));
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assertThat(result, containsString("la"));
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assertThat(result, containsString("10"));
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}
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@Test
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public void whenReplaceEmojiUsingLibrary_thenSuccess() {
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String result = EmojiParser.parseToAliases(text);
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System.out.println(result);
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assertThat(result, not(containsString("😅")));
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assertThat(result, containsString("sweat_smile"));
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}
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@Test
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public void whenRemoveEmojiUsingRegex_thenSuccess() {
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String result = text.replaceAll(regex, "");
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System.out.println(result);
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assertThat(result, not(containsString("😅")));
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assertThat(result, containsString("à"));
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assertThat(result, containsString("la"));
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assertThat(result, containsString("10"));
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}
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@Test
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public void whenRemoveEmojiUsingMatcher_thenSuccess() {
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Pattern pattern = Pattern.compile(regex, Pattern.UNICODE_CHARACTER_CLASS);
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Matcher matcher = pattern.matcher(text);
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String result = matcher.replaceAll("");
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System.out.println(result);
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assertThat(result, not(containsString("😅")));
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assertThat(result, containsString("à"));
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assertThat(result, containsString("la"));
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assertThat(result, containsString("10"));
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}
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@Test
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public void whenRemoveEmojiUsingCodepoints_thenSuccess() {
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String result = text.replaceAll("[\\x{0001f300}-\\x{0001f64f}]|[\\x{0001f680}-\\x{0001f6ff}]", "");
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System.out.println(result);
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assertThat(result, not(containsString("😅")));
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assertThat(result, containsString("à"));
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assertThat(result, containsString("la"));
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assertThat(result, containsString("10"));
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}
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@Test
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public void whenRemoveEmojiUsingUnicode_thenSuccess() {
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String result = text.replaceAll("[\ud83c\udf00-\ud83d\ude4f]|[\ud83d\ude80-\ud83d\udeff]", "");
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System.out.println(result);
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assertThat(result, not(containsString("😅")));
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assertThat(result, containsString("à"));
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assertThat(result, containsString("la"));
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assertThat(result, containsString("10"));
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}
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}
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