| /** |
| * 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.camel.component.mllp.impl; |
| |
| import java.io.IOException; |
| import java.net.SocketException; |
| import java.net.SocketTimeoutException; |
| |
| import org.apache.camel.component.mllp.MllpException; |
| import org.apache.camel.component.mllp.MllpReceiveException; |
| import org.apache.camel.component.mllp.MllpTimeoutException; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import static org.apache.camel.component.mllp.MllpEndpoint.SEGMENT_DELIMITER; |
| import static org.apache.camel.component.mllp.MllpEndpoint.START_OF_BLOCK; |
| |
| import static org.hamcrest.CoreMatchers.instanceOf; |
| import static org.hamcrest.CoreMatchers.sameInstance; |
| import static org.junit.Assert.assertArrayEquals; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertNull; |
| import static org.junit.Assert.assertThat; |
| |
| public class MllpSocketMessageReaderTest extends MllpSocketReaderTestSupport { |
| MllpSocketReader mllpSocketReader; |
| |
| @Before |
| public void setUp() throws Exception { |
| assertSocketOpen(); |
| mllpSocketReader = new MllpSocketReader(fakeSocket, 5000, 1000, false); |
| } |
| |
| @Test |
| public void testReadMessage() throws Exception { |
| byte[] expected = TEST_MESSAGE.getBytes(); |
| |
| fakeSocket.fakeSocketInputStream.addPacket(START_PACKET, expected, END_PACKET); |
| |
| byte[] actual = mllpSocketReader.readEnvelopedPayload(); |
| |
| assertArrayEquals(expected, actual); |
| assertSocketOpen(); |
| } |
| |
| @Test |
| public void testReadMessageWithSeparateEnvelopingAndMessagePackets() throws Exception { |
| byte[] expected = TEST_MESSAGE.getBytes(); |
| |
| fakeSocket.fakeSocketInputStream.addPackets(START_PACKET, TEST_MESSAGE.getBytes(), END_PACKET); |
| |
| byte[] actual = mllpSocketReader.readEnvelopedPayload(); |
| |
| assertArrayEquals(expected, actual); |
| assertSocketOpen(); |
| } |
| |
| @Test |
| public void testReadMessageWithMultipleMessagePackets() throws Exception { |
| byte[] expected = TEST_MESSAGE.getBytes(); |
| |
| fakeSocket.fakeSocketInputStream |
| .addPacket(START_PACKET) |
| .addPackets(TEST_MESSAGE, SEGMENT_DELIMITER) |
| .addPacket(END_PACKET); |
| |
| byte[] actual = mllpSocketReader.readEnvelopedPayload(); |
| |
| assertArrayEquals(expected, actual); |
| assertSocketOpen(); |
| } |
| |
| @Test |
| public void testReadEmptyMessage() throws Exception { |
| byte[] expected = new byte[0]; |
| fakeSocket.fakeSocketInputStream.addPacket(START_PACKET, END_PACKET); |
| |
| byte[] actual = mllpSocketReader.readEnvelopedPayload(); |
| |
| assertArrayEquals(expected, actual); |
| assertSocketOpen(); |
| } |
| |
| @Test |
| public void testReadEmptyMessageWithSeparateEnvelopingPackets() throws Exception { |
| byte[] expected = new byte[0]; |
| fakeSocket.fakeSocketInputStream.addPackets(START_PACKET, END_PACKET); |
| |
| byte[] actual = mllpSocketReader.readEnvelopedPayload(); |
| |
| assertArrayEquals(expected, actual); |
| assertSocketOpen(); |
| } |
| |
| @Test() |
| public void testGetInputStreamFailure() throws Exception { |
| fakeSocket.fakeSocketInputStream = null; |
| |
| try { |
| mllpSocketReader.readEnvelopedPayload(); |
| |
| expectedExceptionFailure(MllpReceiveException.class); |
| } catch (MllpReceiveException expectedEx) { |
| assertEmptyExpectedException(expectedEx); |
| assertNotNull(expectedEx.getCause()); |
| assertThat(expectedEx.getCause(), instanceOf(IOException.class)); |
| assertSocketReset(); |
| } |
| } |
| |
| @Test |
| public void testEndOfStreamOnInitialRead() throws Exception { |
| fakeSocket.fakeSocketInputStream.addPackets(EMPTY_PACKET, TEST_MESSAGE); |
| |
| try { |
| mllpSocketReader.readEnvelopedPayload(); |
| |
| expectedExceptionFailure(MllpReceiveException.class); |
| } catch (MllpReceiveException expectedEx) { |
| assertEmptyExpectedException(expectedEx); |
| assertNull(expectedEx.getCause()); |
| assertSocketReset(); |
| } |
| } |
| |
| @Test |
| public void testTimeoutOnInitialRead() throws Exception { |
| byte[] actual = mllpSocketReader.readEnvelopedPayload(); |
| |
| assertArrayEquals(null, actual); |
| assertSocketOpen(); |
| } |
| |
| @Test |
| public void testTimeoutOnInitialReadWithStartOfBlock() throws Exception { |
| fakeSocket.fakeSocketInputStream.addPacket(START_OF_BLOCK); |
| |
| try { |
| mllpSocketReader.readEnvelopedPayload(); |
| |
| expectedExceptionFailure(MllpTimeoutException.class); |
| } catch (MllpTimeoutException expectedEx) { |
| assertEmptyExpectedException(expectedEx); |
| assertNotNull(expectedEx.getCause()); |
| assertThat(expectedEx.getCause().getClass(), sameInstance(SocketTimeoutException.class)); |
| assertSocketReset(); |
| } |
| } |
| |
| @Test |
| public void testSocketExceptionOnInitialRead() throws Exception { |
| fakeSocket.fakeSocketInputStream.addPacket(EXCEPTION_PACKET); |
| |
| try { |
| mllpSocketReader.readEnvelopedPayload(); |
| |
| expectedExceptionFailure(MllpReceiveException.class); |
| } catch (MllpReceiveException expectedEx) { |
| assertEmptyExpectedException(expectedEx); |
| assertNotNull(expectedEx.getCause()); |
| assertThat(expectedEx.getCause().getClass(), sameInstance(SocketException.class)); |
| assertSocketReset(); |
| } |
| } |
| |
| @Test |
| public void testIOExceptionOnInitialRead() throws Exception { |
| fakeSocket.fakeSocketInputStream.useSocketExceptionOnNullPacket = false; |
| fakeSocket.fakeSocketInputStream.addPacket(EXCEPTION_PACKET); |
| |
| try { |
| mllpSocketReader.readEnvelopedPayload(); |
| |
| expectedExceptionFailure(MllpReceiveException.class); |
| } catch (MllpReceiveException expectedEx) { |
| assertEmptyExpectedException(expectedEx); |
| assertNotNull(expectedEx.getCause()); |
| assertThat(expectedEx.getCause().getClass(), sameInstance(IOException.class)); |
| assertSocketReset(); |
| } |
| } |
| |
| @Test |
| public void testEndOfStreamOnFirstAdditionalRead() throws Exception { |
| fakeSocket.fakeSocketInputStream.addPackets(START_PACKET, EMPTY_PACKET); |
| |
| try { |
| mllpSocketReader.readEnvelopedPayload(); |
| |
| expectedExceptionFailure(MllpReceiveException.class); |
| } catch (MllpReceiveException expectedEx) { |
| assertEmptyExpectedException(expectedEx); |
| assertNull(expectedEx.getCause()); |
| assertSocketReset(); |
| } |
| } |
| |
| @Test |
| public void testEndOfStreamOnFirstAdditionalReadWithPartialPayload() throws Exception { |
| fakeSocket.fakeSocketInputStream.addPacket(START_PACKET, TEST_MESSAGE.getBytes()).addPacket(EMPTY_PACKET); |
| |
| try { |
| mllpSocketReader.readEnvelopedPayload(); |
| |
| expectedExceptionFailure(MllpReceiveException.class); |
| } catch (MllpReceiveException expectedEx) { |
| assertExpectedException(expectedEx); |
| assertNull(expectedEx.getCause()); |
| assertSocketReset(); |
| } |
| } |
| |
| @Test |
| public void testTimeoutOnFirstAdditionalRead() throws Exception { |
| fakeSocket.fakeSocketInputStream.addPackets(START_PACKET); |
| |
| try { |
| mllpSocketReader.readEnvelopedPayload(); |
| |
| expectedExceptionFailure(MllpTimeoutException.class); |
| } catch (MllpTimeoutException expectedEx) { |
| assertEmptyExpectedException(expectedEx); |
| assertNotNull(expectedEx.getCause()); |
| assertThat(expectedEx.getCause().getClass(), sameInstance(SocketTimeoutException.class)); |
| assertSocketReset(); |
| } |
| } |
| |
| @Test |
| public void testTimeoutOnFirstAdditionalReadWithPartialPayload() throws Exception { |
| fakeSocket.fakeSocketInputStream.addPacket(START_PACKET, TEST_MESSAGE.getBytes()); |
| |
| try { |
| mllpSocketReader.readEnvelopedPayload(); |
| |
| expectedExceptionFailure(MllpTimeoutException.class); |
| } catch (MllpTimeoutException expectedEx) { |
| assertExpectedException(expectedEx); |
| assertNotNull(expectedEx.getCause()); |
| assertThat(expectedEx.getCause().getClass(), sameInstance(SocketTimeoutException.class)); |
| assertSocketReset(); |
| } |
| } |
| |
| @Test |
| public void testSocketExceptionOnFirstAdditionalRead() throws Exception { |
| fakeSocket.fakeSocketInputStream.addPackets(START_PACKET, EXCEPTION_PACKET); |
| |
| try { |
| mllpSocketReader.readEnvelopedPayload(); |
| |
| expectedExceptionFailure(MllpReceiveException.class); |
| } catch (MllpReceiveException expectedEx) { |
| assertEmptyExpectedException(expectedEx); |
| assertNotNull(expectedEx.getCause()); |
| assertThat(expectedEx.getCause().getClass(), sameInstance(SocketException.class)); |
| assertSocketReset(); |
| } |
| } |
| |
| @Test |
| public void testSocketExceptionOnFirstAdditionalReadWithPartialPayload() throws Exception { |
| fakeSocket.fakeSocketInputStream.addPacket(START_PACKET, TEST_MESSAGE.getBytes()).addPacket(EXCEPTION_PACKET); |
| |
| try { |
| mllpSocketReader.readEnvelopedPayload(); |
| |
| expectedExceptionFailure(MllpReceiveException.class); |
| } catch (MllpReceiveException expectedEx) { |
| assertExpectedException(expectedEx); |
| assertNotNull(expectedEx.getCause()); |
| assertThat(expectedEx.getCause().getClass(), sameInstance(SocketException.class)); |
| assertSocketReset(); |
| } |
| } |
| |
| @Test |
| public void testIOExceptionOnFirstAdditionalRead() throws Exception { |
| fakeSocket.fakeSocketInputStream.useSocketExceptionOnNullPacket = false; |
| fakeSocket.fakeSocketInputStream.addPackets(START_PACKET, EXCEPTION_PACKET); |
| |
| try { |
| mllpSocketReader.readEnvelopedPayload(); |
| |
| expectedExceptionFailure(MllpReceiveException.class); |
| } catch (MllpReceiveException expectedEx) { |
| assertEmptyExpectedException(expectedEx); |
| assertNotNull(expectedEx.getCause()); |
| assertThat(expectedEx.getCause().getClass(), sameInstance(IOException.class)); |
| assertSocketReset(); |
| } |
| } |
| |
| @Test |
| public void testIOExceptionOnFirstAdditionalReadWithPartialPayload() throws Exception { |
| fakeSocket.fakeSocketInputStream.useSocketExceptionOnNullPacket = false; |
| fakeSocket.fakeSocketInputStream.addPacket(START_PACKET, TEST_MESSAGE.getBytes()).addPacket(EXCEPTION_PACKET); |
| |
| try { |
| mllpSocketReader.readEnvelopedPayload(); |
| |
| expectedExceptionFailure(MllpReceiveException.class); |
| } catch (MllpReceiveException expectedEx) { |
| assertExpectedException(expectedEx); |
| assertNotNull(expectedEx.getCause()); |
| assertThat(expectedEx.getCause().getClass(), sameInstance(IOException.class)); |
| assertSocketReset(); |
| } |
| } |
| |
| @Test |
| public void testEndOfStreamOnSecondAdditionalReadWithPartialPayload() throws Exception { |
| fakeSocket.fakeSocketInputStream.addPackets(START_PACKET, TEST_MESSAGE.getBytes(), EMPTY_PACKET); |
| |
| try { |
| mllpSocketReader.readEnvelopedPayload(); |
| |
| expectedExceptionFailure(MllpReceiveException.class); |
| } catch (MllpReceiveException expectedEx) { |
| assertExpectedException(expectedEx); |
| assertNull(expectedEx.getCause()); |
| assertSocketReset(); |
| } |
| } |
| |
| @Test |
| public void testTimeoutOnSecondAdditionalReadWithPartialPayload() throws Exception { |
| fakeSocket.fakeSocketInputStream.addPackets(START_PACKET, TEST_MESSAGE.getBytes()); |
| |
| try { |
| mllpSocketReader.readEnvelopedPayload(); |
| |
| expectedExceptionFailure(MllpTimeoutException.class); |
| } catch (MllpTimeoutException expectedEx) { |
| assertExpectedException(expectedEx); |
| assertNotNull(expectedEx.getCause()); |
| assertThat(expectedEx.getCause().getClass(), sameInstance(SocketTimeoutException.class)); |
| assertSocketReset(); |
| } |
| } |
| |
| @Test |
| public void testSocketExceptionOnSecondAdditionalReadWithPartialPayload() throws Exception { |
| fakeSocket.fakeSocketInputStream.addPackets(START_PACKET, TEST_MESSAGE.getBytes(), EXCEPTION_PACKET); |
| |
| try { |
| mllpSocketReader.readEnvelopedPayload(); |
| |
| expectedExceptionFailure(MllpReceiveException.class); |
| } catch (MllpReceiveException expectedEx) { |
| assertExpectedException(expectedEx); |
| assertNotNull(expectedEx.getCause()); |
| assertThat(expectedEx.getCause().getClass(), sameInstance(SocketException.class)); |
| assertSocketReset(); |
| } |
| } |
| |
| @Test |
| public void testIOExceptionOnSecondAdditionalReadWithPartialPayload() throws Exception { |
| fakeSocket.fakeSocketInputStream.useSocketExceptionOnNullPacket = false; |
| fakeSocket.fakeSocketInputStream.addPackets(START_PACKET, TEST_MESSAGE.getBytes(), EXCEPTION_PACKET); |
| |
| try { |
| mllpSocketReader.readEnvelopedPayload(); |
| |
| expectedExceptionFailure(MllpReceiveException.class); |
| } catch (MllpReceiveException expectedEx) { |
| assertExpectedException(expectedEx); |
| assertNotNull(expectedEx.getCause()); |
| assertThat(expectedEx.getCause().getClass(), sameInstance(IOException.class)); |
| assertSocketReset(); |
| } |
| } |
| |
| @Test |
| public void testLeadingOutOfBandBytes() throws Exception { |
| byte[] expected = TEST_MESSAGE.getBytes(); |
| |
| fakeSocket.fakeSocketInputStream.addPacket("Junk".getBytes(), START_PACKET, expected, END_PACKET); |
| |
| byte[] actual = mllpSocketReader.readEnvelopedPayload(); |
| |
| assertArrayEquals(expected, actual); |
| } |
| |
| @Test |
| public void testLeadingOutOfBandBytesWithEmptyMessage() throws Exception { |
| byte[] expected = new byte[0]; |
| fakeSocket.fakeSocketInputStream.addPacket("Junk".getBytes(), START_PACKET, END_PACKET); |
| |
| byte[] actual = mllpSocketReader.readEnvelopedPayload(); |
| |
| assertArrayEquals(expected, actual); |
| assertSocketOpen(); |
| } |
| |
| @Test |
| public void testLeadingOutOfBandBytesWithEmptyMessageWithSeparateEnvelopingPackets() throws Exception { |
| byte[] expected = new byte[0]; |
| fakeSocket.fakeSocketInputStream.addPackets("Junk".getBytes(), START_PACKET, END_PACKET); |
| |
| byte[] actual = mllpSocketReader.readEnvelopedPayload(); |
| |
| assertArrayEquals(expected, actual); |
| assertSocketOpen(); |
| } |
| |
| @Test |
| public void testLeadingOutOfBandBytesSeparateEnvelopingAndMessagePackets() throws Exception { |
| byte[] expected = TEST_MESSAGE.getBytes(); |
| |
| fakeSocket.fakeSocketInputStream.addPackets("Junk".getBytes(), START_PACKET, TEST_MESSAGE.getBytes(), END_PACKET); |
| |
| byte[] actual = mllpSocketReader.readEnvelopedPayload(); |
| |
| assertArrayEquals(expected, actual); |
| assertSocketOpen(); |
| } |
| |
| @Test |
| public void testLeadingOutOfBandBytesWithMultipleMessagePackets() throws Exception { |
| byte[] expected = TEST_MESSAGE.getBytes(); |
| |
| fakeSocket.fakeSocketInputStream |
| .addPacket("Junk") |
| .addPacket(START_PACKET) |
| .addPackets(TEST_MESSAGE, SEGMENT_DELIMITER) |
| .addPacket(END_PACKET); |
| |
| byte[] actual = mllpSocketReader.readEnvelopedPayload(); |
| |
| assertArrayEquals(expected, actual); |
| assertSocketOpen(); |
| } |
| |
| @Test |
| public void testTrailingOutOfBandBytes() throws Exception { |
| byte[] expected = TEST_MESSAGE.getBytes(); |
| |
| fakeSocket.fakeSocketInputStream.addPacket(START_PACKET, expected, END_PACKET, "Junk".getBytes()); |
| |
| byte[] actual = mllpSocketReader.readEnvelopedPayload(); |
| |
| assertArrayEquals(expected, actual); |
| } |
| |
| @Test |
| public void testTrailingOutOfBandBytesWithEmptyMessage() throws Exception { |
| byte[] expected = new byte[0]; |
| fakeSocket.fakeSocketInputStream.addPacket(START_PACKET, END_PACKET, "Junk".getBytes()); |
| |
| byte[] actual = mllpSocketReader.readEnvelopedPayload(); |
| |
| assertArrayEquals(expected, actual); |
| assertSocketOpen(); |
| } |
| |
| @Test |
| public void testTrailingOutOfBandBytesWithEmptyMessageWithSeparateEnvelopingPackets() throws Exception { |
| byte[] expected = new byte[0]; |
| fakeSocket.fakeSocketInputStream.addPackets(START_PACKET, END_PACKET, "Junk".getBytes()); |
| |
| byte[] actual = mllpSocketReader.readEnvelopedPayload(); |
| |
| assertArrayEquals(expected, actual); |
| assertSocketOpen(); |
| } |
| |
| @Test |
| public void testTrailingOutOfBandBytesSeparateEnvelopingAndMessagePackets() throws Exception { |
| byte[] expected = TEST_MESSAGE.getBytes(); |
| |
| fakeSocket.fakeSocketInputStream.addPackets(START_PACKET, TEST_MESSAGE.getBytes(), END_PACKET, "Junk".getBytes()); |
| |
| byte[] actual = mllpSocketReader.readEnvelopedPayload(); |
| |
| assertArrayEquals(expected, actual); |
| assertSocketOpen(); |
| } |
| |
| @Test |
| public void testTrailingOutOfBandBytesWithMultipleMessagePackets() throws Exception { |
| byte[] expected = TEST_MESSAGE.getBytes(); |
| |
| fakeSocket.fakeSocketInputStream |
| .addPacket(START_PACKET) |
| .addPackets(TEST_MESSAGE, SEGMENT_DELIMITER) |
| .addPacket(END_PACKET) |
| .addPacket("Junk"); |
| |
| byte[] actual = mllpSocketReader.readEnvelopedPayload(); |
| |
| assertArrayEquals(expected, actual); |
| assertSocketOpen(); |
| } |
| |
| private void assertEmptyExpectedException(MllpException expectedEx) { |
| assertNotNull(expectedEx); |
| assertNotNull(expectedEx.getMessage()); |
| assertNull(expectedEx.getHl7Message()); |
| assertNull(expectedEx.getHl7Acknowledgement()); |
| assertNull(expectedEx.getMllpPayload()); |
| } |
| |
| private void assertExpectedException(MllpException expectedEx) { |
| assertNotNull(expectedEx); |
| assertNotNull(expectedEx.getMessage()); |
| assertArrayEquals(TEST_MESSAGE.getBytes(), expectedEx.getHl7Message()); |
| assertNull(expectedEx.getHl7Acknowledgement()); |
| assertArrayEquals(TEST_MESSAGE.getBytes(), expectedEx.getMllpPayload()); |
| } |
| } |