From 855eeaf5195b6eb56665c0e51682827a2f9d975b Mon Sep 17 00:00:00 2001 From: Gary Russell Date: Wed, 2 Feb 2011 11:54:56 -0500 Subject: [PATCH] INTSAMPLES-19 Add Router Example --- .../samples/testing/router/PetRouter.java | 38 +++++++ .../05-router/integration-context.xml | 20 ++++ .../testing/router/PetRouterTests-context.xml | 29 +++++ .../testing/router/PetRouterTests.java | 107 ++++++++++++++++++ 4 files changed, 194 insertions(+) create mode 100644 basic/testing-examples/src/main/java/org/springframework/integration/samples/testing/router/PetRouter.java create mode 100644 basic/testing-examples/src/main/resources/META-INF/spring/integration/05-router/integration-context.xml create mode 100644 basic/testing-examples/src/test/java/org/springframework/integration/samples/testing/router/PetRouterTests-context.xml create mode 100644 basic/testing-examples/src/test/java/org/springframework/integration/samples/testing/router/PetRouterTests.java diff --git a/basic/testing-examples/src/main/java/org/springframework/integration/samples/testing/router/PetRouter.java b/basic/testing-examples/src/main/java/org/springframework/integration/samples/testing/router/PetRouter.java new file mode 100644 index 00000000..eb2f4790 --- /dev/null +++ b/basic/testing-examples/src/main/java/org/springframework/integration/samples/testing/router/PetRouter.java @@ -0,0 +1,38 @@ +/* + * Copyright 2002-2011 the original author or authors. + * + * Licensed 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.springframework.integration.samples.testing.router; + +import org.springframework.integration.annotation.Router; + +/** + * @author Gary Russell + * @since 2.0.2 + * + */ +public class PetRouter { + + @Router + public String route(String input) { + if (input.toLowerCase().contains("cat")) { + return "felineChannel"; + } + if (input.toLowerCase().contains("dog")) { + return "canineChannel"; + } + return "unknownPetTypeChannel"; + } + +} diff --git a/basic/testing-examples/src/main/resources/META-INF/spring/integration/05-router/integration-context.xml b/basic/testing-examples/src/main/resources/META-INF/spring/integration/05-router/integration-context.xml new file mode 100644 index 00000000..352d9e15 --- /dev/null +++ b/basic/testing-examples/src/main/resources/META-INF/spring/integration/05-router/integration-context.xml @@ -0,0 +1,20 @@ + + + + + + + + + + + + + + diff --git a/basic/testing-examples/src/test/java/org/springframework/integration/samples/testing/router/PetRouterTests-context.xml b/basic/testing-examples/src/test/java/org/springframework/integration/samples/testing/router/PetRouterTests-context.xml new file mode 100644 index 00000000..2e5e9b60 --- /dev/null +++ b/basic/testing-examples/src/test/java/org/springframework/integration/samples/testing/router/PetRouterTests-context.xml @@ -0,0 +1,29 @@ + + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/basic/testing-examples/src/test/java/org/springframework/integration/samples/testing/router/PetRouterTests.java b/basic/testing-examples/src/test/java/org/springframework/integration/samples/testing/router/PetRouterTests.java new file mode 100644 index 00000000..a713195a --- /dev/null +++ b/basic/testing-examples/src/test/java/org/springframework/integration/samples/testing/router/PetRouterTests.java @@ -0,0 +1,107 @@ +/* + * Copyright 2002-2011 the original author or authors. + * + * Licensed 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.springframework.integration.samples.testing.router; + +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.assertNotNull; + +import org.junit.Test; +import org.junit.runner.RunWith; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.integration.Message; +import org.springframework.integration.MessageChannel; +import org.springframework.integration.channel.QueueChannel; +import org.springframework.integration.support.MessageBuilder; +import org.springframework.test.context.ContextConfiguration; +import org.springframework.test.context.junit4.SpringJUnit4ClassRunner; + + +/** + * + * Shows how to test a router; the router is configured to route to direct + * channel names. The configuration would + * be a fragment of a larger flow. Since the output channels are direct, + * they have no subscribers outside the context of a larger flow. So, + * in this test case, we bridge them to {@link QueueChannel}s to + * facilitate easy testing. + * + * @author Gary Russell + * @since 2.0.2 + */ +@ContextConfiguration // default context name is -context.xml +@RunWith(SpringJUnit4ClassRunner.class) +public class PetRouterTests { + + @Autowired + MessageChannel inputChannel; + + @Autowired + QueueChannel testFelineChannel; + + @Autowired + QueueChannel testCanineChannel; + + @Autowired + QueueChannel testUnknownPetTypeChannel; + + @Test + public void unitTestClassCat() { + String payload = "CAT:Fluffy"; + assertEquals("felineChannel", new PetRouter().route(payload)); + } + + @Test + public void unitTestClassDog() { + String payload = "DOG:Fido"; + assertEquals("canineChannel", new PetRouter().route(payload)); + } + + @Test + public void unitTestClassLizard() { + String payload = "LIZARD:Scaly"; + assertEquals("unknownPetTypeChannel", new PetRouter().route(payload)); + } + + @Test + public void testCat() { + String payload = "CAT:Fluffy"; + Message message = MessageBuilder.withPayload(payload).build(); + inputChannel.send(message); + Message outMessage = testFelineChannel.receive(0); + assertNotNull("Expected an output message", outMessage); + assertEquals(payload, outMessage.getPayload()); + } + + @Test + public void testDog() { + String payload = "DOG:Fido"; + Message message = MessageBuilder.withPayload(payload).build(); + inputChannel.send(message); + Message outMessage = testCanineChannel.receive(0); + assertNotNull("Expected an output message", outMessage); + assertEquals(payload, outMessage.getPayload()); + } + + @Test + public void testLizard() { + String payload = "LIZARD:Scaly"; + Message message = MessageBuilder.withPayload(payload).build(); + inputChannel.send(message); + Message outMessage = testUnknownPetTypeChannel.receive(0); + assertNotNull("Expected an output message", outMessage); + assertEquals(payload, outMessage.getPayload()); + } +}