| /* |
| * 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.beam.sdk.util; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| |
| import java.io.ByteArrayInputStream; |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.ExpectedException; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Unit tests for {@link UnownedInputStream}. */ |
| @RunWith(JUnit4.class) |
| public class UnownedInputStreamTest { |
| @Rule public ExpectedException expectedException = ExpectedException.none(); |
| private ByteArrayInputStream bais; |
| private UnownedInputStream os; |
| |
| @Before |
| public void setup() { |
| bais = new ByteArrayInputStream(new byte[] {1, 2, 3}); |
| os = new UnownedInputStream(bais); |
| } |
| |
| @Test |
| public void testHashCodeEqualsAndToString() throws Exception { |
| assertEquals(bais.hashCode(), os.hashCode()); |
| assertEquals("UnownedInputStream{in=" + bais + "}", os.toString()); |
| assertEquals(new UnownedInputStream(bais), os); |
| } |
| |
| @Test |
| public void testClosingThrows() throws Exception { |
| expectedException.expect(UnsupportedOperationException.class); |
| expectedException.expectMessage("Caller does not own the underlying"); |
| expectedException.expectMessage("close()"); |
| os.close(); |
| } |
| |
| @Test |
| public void testMarkThrows() throws Exception { |
| assertFalse(os.markSupported()); |
| expectedException.expect(UnsupportedOperationException.class); |
| expectedException.expectMessage("Caller does not own the underlying"); |
| expectedException.expectMessage("mark()"); |
| os.mark(1); |
| } |
| |
| @Test |
| public void testResetThrows() throws Exception { |
| expectedException.expect(UnsupportedOperationException.class); |
| expectedException.expectMessage("Caller does not own the underlying"); |
| expectedException.expectMessage("reset()"); |
| os.reset(); |
| } |
| } |