| /* |
| * 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.commons.text.translate; |
| |
| import static org.assertj.core.api.Assertions.assertThat; |
| |
| import java.io.CharArrayWriter; |
| import java.io.IOException; |
| |
| import org.junit.jupiter.api.Test; |
| |
| /** |
| * Unit tests for {@link UnicodeUnpairedSurrogateRemover}. |
| */ |
| public class UnicodeUnpairedSurrogateRemoverTest { |
| final UnicodeUnpairedSurrogateRemover subject = new UnicodeUnpairedSurrogateRemover(); |
| final CharArrayWriter writer = new CharArrayWriter(); // nothing is ever written to it |
| |
| @Test |
| public void testValidCharacters() throws IOException { |
| assertThat(subject.translate(0xd7ff, writer)).isFalse(); |
| assertThat(subject.translate(0xe000, writer)).isFalse(); |
| assertThat(writer.size()).isZero(); |
| } |
| |
| @Test |
| public void testInvalidCharacters() throws IOException { |
| assertThat(subject.translate(0xd800, writer)).isTrue(); |
| assertThat(subject.translate(0xdfff, writer)).isTrue(); |
| assertThat(writer.size()).isZero(); |
| } |
| } |
| |