BAEL-865 - updated example code (#2029)

* added project files for evaluation article by smatt382@gmail.com

* added project files for evaluation article by smatt382@gmail.com

* added class com.baeldung.string.StringToCharStream by smatt382@gmail.com

* updated the example codes. Use assert statements

* updated example codes

* fixed conflict in pom.xml

* remove redundant files'

* added unit test

spring-aop/src/test/java/com/baeldung/beaninjection/BeanInjectionApplicationTests.java

@@ -0,0 +1,17 @@
+package com.baeldung.beaninjection;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class BeanInjectionApplicationTests {
+
+    @Test
+	public void contextLoads() {
+	}
+
+
+}

spring-aop/src/test/java/com/baeldung/beaninjection/BeanInjectionUnitTests.java

@@ -0,0 +1,47 @@
+package com.baeldung.beaninjection;
+
+import com.baeldung.beaninjection.service.FileSystemStorageService;
+import com.baeldung.beaninjection.service.NetworkStorageService;
+import org.apache.log4j.Logger;
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+/**
+ * Created by smatt on 13/05/2017.
+ */
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class BeanInjectionUnitTests {
+
+    @Autowired
+    NetworkStorageService networkStorageService;
+
+    @Autowired
+    FileSystemStorageService fileSystemStorageService;
+
+    Logger logger = Logger.getLogger(BeanInjectionApplicationTests.class);
+
+
+    @Test
+    public void contextLoads() {
+    }
+
+    @Test
+    public void givenAutowiredOnClassConstructor_whenInstantiatingAndCallingGetter_thenDependencyShouldResolve() {
+        Assert.assertNotNull("FileSystemStorageService not autowired in test class", fileSystemStorageService);
+        Assert.assertNotNull("StorageProperties not autowired in FileSystemStorageService", fileSystemStorageService.getStorageProperties());
+        logger.info(fileSystemStorageService.toString());
+    }
+
+    @Test
+    public void givenAutowiredOnClassSetter_whenInstantiatingAndCallingGetter_thenDependencyShouldResolve() {
+        Assert.assertNotNull("NetworkStorageService not autowired in test class", networkStorageService);
+        Assert.assertNotNull("StorageProperties not autowired in NetworkStorageService", networkStorageService.getStorageProperties());
+        logger.info(networkStorageService.toString());
+    }
+
+}