Implemented PayloadTypeSelector.

spring-integration-core/src/test/java/org/springframework/integration/message/selector/PayloadTypeSelectorTests.java

@@ -0,0 +1,66 @@
+/*
+ * Copyright 2002-2007 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.message.selector;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import org.junit.Test;
+
+import org.springframework.integration.MessagingException;
+import org.springframework.integration.message.ErrorMessage;
+import org.springframework.integration.message.GenericMessage;
+import org.springframework.integration.message.StringMessage;
+
+/**
+ * @author Mark Fisher
+ */
+public class PayloadTypeSelectorTests {
+
+	@Test
+	public void testAcceptedTypeIsSelected() {
+		PayloadTypeSelector selector = new PayloadTypeSelector(String.class);
+		assertTrue(selector.accept(new StringMessage("test")));
+	}
+
+	@Test
+	public void testNonAcceptedTypeIsNotSelected() {
+		PayloadTypeSelector selector = new PayloadTypeSelector(Integer.class);
+		assertFalse(selector.accept(new StringMessage("test")));
+	}
+
+	@Test
+	public void testMultipleAcceptedTypes() {
+		PayloadTypeSelector selector = new PayloadTypeSelector(String.class, Integer.class);
+		assertTrue(selector.accept(new StringMessage("test1")));
+		assertTrue(selector.accept(new GenericMessage<Integer>(2)));
+		assertFalse(selector.accept(new ErrorMessage(new RuntimeException())));
+	}
+
+	@Test
+	public void testSubclassOfAcceptedTypeIsSelected() {
+		PayloadTypeSelector selector = new PayloadTypeSelector(RuntimeException.class);
+		assertTrue(selector.accept(new ErrorMessage(new MessagingException("test"))));
+	}
+
+	@Test
+	public void testSuperclassOfAcceptedTypeIsNotSelected() {
+		PayloadTypeSelector selector = new PayloadTypeSelector(RuntimeException.class);
+		assertFalse(selector.accept(new ErrorMessage(new Exception("test"))));
+	}
+
+}