diff --git a/basic/testing-examples/readme.txt b/basic/testing-examples/readme.txt index 88364af8..2804a2c9 100644 --- a/basic/testing-examples/readme.txt +++ b/basic/testing-examples/readme.txt @@ -54,3 +54,10 @@ This test case shows both unit testing a custom router class as well as testing it within a Spring Integration flow fragment. +...filter.PetFilterTests.java + +This test case shows both unit testing a custom filter class as well +as testing it within a Spring Integration flow fragment. + + + diff --git a/basic/testing-examples/src/main/java/org/springframework/integration/samples/testing/filter/PetFilter.java b/basic/testing-examples/src/main/java/org/springframework/integration/samples/testing/filter/PetFilter.java new file mode 100644 index 00000000..84333b32 --- /dev/null +++ b/basic/testing-examples/src/main/java/org/springframework/integration/samples/testing/filter/PetFilter.java @@ -0,0 +1,32 @@ +/* + * 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.filter; + +import org.springframework.integration.annotation.Filter; + +/** + * @author Gary Russell + * @since 2.0.2 + * + */ +public class PetFilter { + + @Filter + public boolean dogsOnly(String input) { + return input.toLowerCase().contains("dog"); + } + +} diff --git a/basic/testing-examples/src/main/resources/META-INF/spring/integration/06-filter/integration-context.xml b/basic/testing-examples/src/main/resources/META-INF/spring/integration/06-filter/integration-context.xml new file mode 100644 index 00000000..4ae2fea6 --- /dev/null +++ b/basic/testing-examples/src/main/resources/META-INF/spring/integration/06-filter/integration-context.xml @@ -0,0 +1,19 @@ + + + + + + + + + + + + diff --git a/basic/testing-examples/src/test/java/org/springframework/integration/samples/testing/filter/PetFilterTests-context.xml b/basic/testing-examples/src/test/java/org/springframework/integration/samples/testing/filter/PetFilterTests-context.xml new file mode 100644 index 00000000..6fb16299 --- /dev/null +++ b/basic/testing-examples/src/test/java/org/springframework/integration/samples/testing/filter/PetFilterTests-context.xml @@ -0,0 +1,19 @@ + + + + + + + + + + + + \ No newline at end of file diff --git a/basic/testing-examples/src/test/java/org/springframework/integration/samples/testing/filter/PetFilterTests.java b/basic/testing-examples/src/test/java/org/springframework/integration/samples/testing/filter/PetFilterTests.java new file mode 100644 index 00000000..8e0bd4a3 --- /dev/null +++ b/basic/testing-examples/src/test/java/org/springframework/integration/samples/testing/filter/PetFilterTests.java @@ -0,0 +1,103 @@ +/* + * 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.filter; + +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.assertFalse; +import static org.junit.Assert.assertNotNull; +import static org.junit.Assert.assertNull; +import static org.junit.Assert.assertTrue; + +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 PetFilterTests { + + @Autowired + MessageChannel inputChannel; + + @Autowired + QueueChannel testChannel; + + @Test + public void unitTestClassCat() { + String payload = "CAT:Fluffy"; + assertFalse(new PetFilter().dogsOnly(payload)); + } + + @Test + public void unitTestClassDog() { + String payload = "DOG:Fido"; + assertTrue(new PetFilter().dogsOnly(payload)); + } + + @Test + public void unitTestClassLizard() { + String payload = "LIZARD:Scaly"; + assertFalse(new PetFilter().dogsOnly(payload)); + } + + @Test + public void testCat() { + String payload = "CAT:Fluffy"; + Message message = MessageBuilder.withPayload(payload).build(); + inputChannel.send(message); + Message outMessage = testChannel.receive(0); + assertNull("Expected no output message", outMessage); + } + + @Test + public void testDog() { + String payload = "DOG:Fido"; + Message message = MessageBuilder.withPayload(payload).build(); + inputChannel.send(message); + Message outMessage = testChannel.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 = testChannel.receive(0); + assertNull("Expected no output message", outMessage); + } + +}