BAEL-3290: Added unit test for autowiring by type

spring-di/src/main/resources/ioc-context-by-type.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<beans xmlns="http://www.springframework.org/schema/beans"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://www.springframework.org/schema/beans
+    http://www.springframework.org/schema/beans/spring-beans-3.0.xsd">
+    
+	<!-- Autowired injection -->
+
+	<bean id="item" class="org.baeldung.store.ItemImpl1" />
+	
+	<bean id="xml-store-by-autowire-type" class="org.baeldung.store.Store" autowire="byType">
+	</bean>
+
+</beans>

spring-di/src/main/resources/ioc-context.xml

@@ -20,7 +20,8 @@
 	<!-- Autowired injection -->
 	
 	<bean id="item" class="org.baeldung.store.ItemImpl1" />
-	<bean id="xml-store-by-autowire" class="org.baeldung.store.Store" autowire="byName">
+
+	<bean id="xml-store-by-autowire-name" class="org.baeldung.store.Store" autowire="byName">
 	</bean>
 	
 	<!-- Lazy instantiation -->

spring-di/src/test/java/org/baeldung/store/XmlAppConfigByTypeUnitTest.java

@@ -0,0 +1,32 @@
+package org.baeldung.store;
+
+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.beans.factory.annotation.Qualifier;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+/**
+ * Separate unit test class where only one Item object is available for 
+ * autowiring. If the ioc-context.xml were used for autowiring by type, there 
+ * would be multiple qualifying Item objects, causing a failure.
+ * 
+ * @author Justin Albano <albano.justin@gmail.com>
+ */
+@RunWith(SpringJUnit4ClassRunner.class)
+@ContextConfiguration("classpath:/ioc-context-by-type.xml")
+public class XmlAppConfigByTypeUnitTest {
+
+    @Autowired
+    @Qualifier("xml-store-by-autowire-type")
+    private Store storeByAutowireInjectionByType;
+
+    @Test
+    public void givenValidXmlConfig_WhenInjectStoreByAutowireInjectionByType_ThenBeanIsNotNull() {
+        assertNotNull(storeByAutowireInjectionByType);
+        assertNotNull(storeByAutowireInjectionByType.getItem());
+    }
+}

spring-di/src/test/java/org/baeldung/store/XmlAppConfigUnitTest.java

@@ -22,6 +22,10 @@ public class XmlAppConfigUnitTest {
     @Qualifier("xml-store-by-setter")
     private Store storeBySetterInjection;
 
+    @Autowired
+    @Qualifier("xml-store-by-autowire-name")
+    private Store storeByAutowireInjectionByName;
+    
     @Autowired
     @Qualifier("xml-store-by-setter-lazy")
     private Store storeBySetterInjectionLazy;
@@ -38,6 +42,12 @@ public class XmlAppConfigUnitTest {
         assertNotNull(storeByConstructorInjection.getItem());
     }
 
+    @Test
+    public void givenValidXmlConfig_WhenInjectStoreByAutowireInjectionByName_ThenBeanIsNotNull() {
+        assertNotNull(storeByAutowireInjectionByName);
+        assertNotNull(storeByAutowireInjectionByName.getItem());
+    }
+
     @Test
     public void givenValidXmlConfig_WhenInjectStoreBySetterInjectionLazy_ThenBeanIsNotNull() {
         assertNotNull(storeBySetterInjectionLazy);