Adding test cases

Adding test cases

.gitignore

@@ -33,3 +33,7 @@ spring-openid/src/main/resources/application.properties
 spring-security-openid/src/main/resources/application.properties
 
 spring-all/*.log
+
+*.jar
+
+SpringDataInjectionDemo/.mvn/wrapper/maven-wrapper.properties

SpringDataInjectionDemo/.gitignore

@@ -0,0 +1,24 @@
+target/
+!.mvn/wrapper/maven-wrapper.jar
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+nbproject/private/
+build/
+nbbuild/
+dist/
+nbdist/
+.nb-gradle/

SpringDataInjectionDemo/src/test/java/com/baeldung/didemo/SpringDataInjectionDemoApplicationTests.java

@@ -0,0 +1,65 @@
+package com.baeldung.didemo;
+
+import java.util.List;
+
+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;
+
+import com.baeldung.didemo.model.Order;
+import com.baeldung.didemo.service.CustomerServiceConstructorDI;
+import com.baeldung.didemo.service.CustomerServiceFieldDI;
+import com.baeldung.didemo.service.CustomerServiceSetterDI;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class SpringDataInjectionDemoApplicationTests {
+
+    @Autowired
+    CustomerServiceConstructorDI constructorDI;
+
+    @Autowired
+    CustomerServiceFieldDI fieldDI;
+
+    @Autowired
+    CustomerServiceSetterDI setterDI;
+    
+	@Test
+	public void testConstructorDI() {
+	    List<Order> orders = constructorDI.getCustomerOrders(1l);
+	    Assert.assertNotNull(orders);
+	    Assert.assertTrue(orders.size() == 2);
+	}
+	
+	@Test
+    public void testFieldDI() {
+        List<Order> orders = fieldDI.getCustomerOrders(1l);
+        Assert.assertNotNull(orders);
+        Assert.assertTrue(orders.size() == 2);
+    }
+	
+	@Test
+    public void testSetterDI() {
+        List<Order> orders = setterDI.getCustomerOrders(1l);
+        Assert.assertNotNull(orders);
+        Assert.assertTrue(orders.size() == 2);
+    }
+	
+	@Test
+    public void testCombined() {
+        List<Order> ordersSetter = setterDI.getCustomerOrders(1l);
+        List<Order> ordersConstructor = constructorDI.getCustomerOrders(1l);
+        List<Order> ordersField = fieldDI.getCustomerOrders(1l);
+        
+        Assert.assertNotNull(ordersSetter);
+        Assert.assertNotNull(ordersConstructor);
+        Assert.assertNotNull(ordersField);
+        Assert.assertTrue(ordersSetter.size() == 2 && ordersConstructor.size() == ordersSetter.size() && ordersField.size() == ordersSetter.size());
+    }
+	
+	
+
+}