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);
+ }
+
+}