| /* |
| * 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.io.output; |
| |
| import java.io.IOException; |
| |
| import org.junit.jupiter.api.Test; |
| |
| /** |
| * Tests {@link NullOutputStream}. |
| */ |
| public class NullOutputStreamTest { |
| |
| private void process(final NullOutputStream nos) throws IOException { |
| nos.write("string".getBytes()); |
| nos.write("some string".getBytes(), 3, 5); |
| nos.write(1); |
| nos.write(0x0f); |
| nos.flush(); |
| nos.close(); |
| nos.write("allowed".getBytes()); |
| nos.write(255); |
| } |
| |
| @Test |
| public void testNewInstance() throws IOException { |
| try (NullOutputStream nos = NullOutputStream.INSTANCE) { |
| process(nos); |
| } |
| } |
| |
| @Test |
| public void testSingleton() throws IOException { |
| try (NullOutputStream nos = NullOutputStream.INSTANCE) { |
| process(nos); |
| } |
| } |
| |
| } |