| /* |
| * 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.mockito.Matchers.any; |
| import static org.mockito.Matchers.anyString; |
| import static org.mockito.Mockito.doThrow; |
| import static org.mockito.Mockito.mock; |
| |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import org.apache.beam.sdk.coders.AtomicCoder; |
| import org.apache.beam.sdk.coders.Coder; |
| import org.apache.beam.sdk.coders.Coder.Context; |
| import org.apache.beam.sdk.coders.CoderException; |
| import org.apache.beam.sdk.testing.CoderPropertiesTest.ClosingCoder; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.ExpectedException; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Tests for CoderUtils. */ |
| @RunWith(JUnit4.class) |
| public class CoderUtilsTest { |
| |
| @Rule public transient ExpectedException expectedException = ExpectedException.none(); |
| |
| static class TestCoder extends AtomicCoder<Integer> { |
| public static TestCoder of() { |
| return new TestCoder(); |
| } |
| |
| @Override |
| public void encode(Integer value, OutputStream outStream) { |
| throw new RuntimeException("not expecting to be called"); |
| } |
| |
| @Override |
| public Integer decode(InputStream inStream) { |
| throw new RuntimeException("not expecting to be called"); |
| } |
| |
| @Override |
| public void verifyDeterministic() throws NonDeterministicException { |
| throw new NonDeterministicException(this, "TestCoder does not actually encode or decode."); |
| } |
| } |
| |
| @Test |
| public void testCoderExceptionPropagation() throws Exception { |
| @SuppressWarnings("unchecked") |
| Coder<String> crashingCoder = mock(Coder.class); |
| doThrow(new CoderException("testing exception")) |
| .when(crashingCoder) |
| .encode(anyString(), any(OutputStream.class), any(Coder.Context.class)); |
| |
| expectedException.expect(CoderException.class); |
| expectedException.expectMessage("testing exception"); |
| |
| CoderUtils.encodeToByteArray(crashingCoder, "hello"); |
| } |
| |
| @Test |
| public void testClosingCoderFailsWhenDecodingBase64() throws Exception { |
| expectedException.expect(UnsupportedOperationException.class); |
| expectedException.expectMessage("Caller does not own the underlying"); |
| CoderUtils.decodeFromBase64(new ClosingCoder(), "test-value"); |
| } |
| |
| @Test |
| public void testClosingCoderFailsWhenDecodingByteArray() throws Exception { |
| expectedException.expect(UnsupportedOperationException.class); |
| expectedException.expectMessage("Caller does not own the underlying"); |
| CoderUtils.decodeFromByteArray(new ClosingCoder(), new byte[0]); |
| } |
| |
| @Test |
| public void testClosingCoderFailsWhenDecodingByteArrayInContext() throws Exception { |
| expectedException.expect(UnsupportedOperationException.class); |
| expectedException.expectMessage("Caller does not own the underlying"); |
| CoderUtils.decodeFromByteArray(new ClosingCoder(), new byte[0], Context.NESTED); |
| } |
| |
| @Test |
| public void testClosingCoderFailsWhenEncodingToBase64() throws Exception { |
| expectedException.expect(UnsupportedOperationException.class); |
| expectedException.expectMessage("Caller does not own the underlying"); |
| CoderUtils.encodeToBase64(new ClosingCoder(), "test-value"); |
| } |
| |
| @Test |
| public void testClosingCoderFailsWhenEncodingToByteArray() throws Exception { |
| expectedException.expect(UnsupportedOperationException.class); |
| expectedException.expectMessage("Caller does not own the underlying"); |
| CoderUtils.encodeToByteArray(new ClosingCoder(), "test-value"); |
| } |
| |
| @Test |
| public void testClosingCoderFailsWhenEncodingToByteArrayInContext() throws Exception { |
| expectedException.expect(UnsupportedOperationException.class); |
| expectedException.expectMessage("Caller does not own the underlying"); |
| CoderUtils.encodeToByteArray(new ClosingCoder(), "test-value", Context.NESTED); |
| } |
| } |