diff --git a/abstract-factory/pom.xml b/abstract-factory/pom.xml
index e30df4e0d..75dfd6539 100644
--- a/abstract-factory/pom.xml
+++ b/abstract-factory/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>abstract-factory</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/abstract-factory/src/test/java/com/iluwatar/AppTest.java b/abstract-factory/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..58c74fe79
--- /dev/null
+++ b/abstract-factory/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,13 @@
+package com.iluwatar;
+import org.junit.Test;
+
+import com.iluwatar.App;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/adapter/pom.xml b/adapter/pom.xml
index 5413dc167..fd99061a6 100644
--- a/adapter/pom.xml
+++ b/adapter/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>adapter</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/adapter/src/test/java/com/iluwatar/AppTest.java b/adapter/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/adapter/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/bridge/pom.xml b/bridge/pom.xml
index 25edd4ab0..efbc2c900 100644
--- a/bridge/pom.xml
+++ b/bridge/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>bridge</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/bridge/src/test/java/com/iluwatar/AppTest.java b/bridge/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/bridge/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/builder/pom.xml b/builder/pom.xml
index 724036ceb..7d735d9cb 100644
--- a/builder/pom.xml
+++ b/builder/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>builder</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/builder/src/test/java/com/iluwatar/AppTest.java b/builder/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/builder/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/chain/pom.xml b/chain/pom.xml
index 619e0449b..042cfc082 100644
--- a/chain/pom.xml
+++ b/chain/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>chain</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/chain/src/test/java/com/iluwatar/AppTest.java b/chain/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/chain/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/command/pom.xml b/command/pom.xml
index a72eb702c..e596c921e 100644
--- a/command/pom.xml
+++ b/command/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>command</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/command/src/test/java/com/iluwatar/AppTest.java b/command/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/command/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/composite/pom.xml b/composite/pom.xml
index 2f474f17a..a7a7bdbd1 100644
--- a/composite/pom.xml
+++ b/composite/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>composite</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/composite/src/test/java/com/iluwatar/AppTest.java b/composite/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/composite/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/decorator/pom.xml b/decorator/pom.xml
index 086fb5e40..0272a488f 100644
--- a/decorator/pom.xml
+++ b/decorator/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>decorator</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/decorator/src/test/java/com/iluwatar/AppTest.java b/decorator/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/decorator/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/double-checked-locking/pom.xml b/double-checked-locking/pom.xml
index ed0d80b35..f55698012 100644
--- a/double-checked-locking/pom.xml
+++ b/double-checked-locking/pom.xml
@@ -6,4 +6,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>double-checked-locking</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/double-checked-locking/src/test/java/com/iluwatar/AppTest.java b/double-checked-locking/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/double-checked-locking/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/facade/pom.xml b/facade/pom.xml
index 400fcdc35..622cf5fb3 100644
--- a/facade/pom.xml
+++ b/facade/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>facade</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/facade/src/test/java/com/iluwatar/AppTest.java b/facade/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/facade/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/factory-method/pom.xml b/factory-method/pom.xml
index 8d912da1e..fb48aed9d 100644
--- a/factory-method/pom.xml
+++ b/factory-method/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>factory-method</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/factory-method/src/test/java/com/iluwatar/AppTest.java b/factory-method/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/factory-method/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/flyweight/pom.xml b/flyweight/pom.xml
index 625aa95db..12f463794 100644
--- a/flyweight/pom.xml
+++ b/flyweight/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>flyweight</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/flyweight/src/test/java/com/iluwatar/AppTest.java b/flyweight/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/flyweight/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/interpreter/pom.xml b/interpreter/pom.xml
index 0e3bdb73a..e259fefd1 100644
--- a/interpreter/pom.xml
+++ b/interpreter/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>interpreter</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/interpreter/src/test/java/com/iluwatar/AppTest.java b/interpreter/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/interpreter/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/iterator/pom.xml b/iterator/pom.xml
index c0cca4f85..316fff461 100644
--- a/iterator/pom.xml
+++ b/iterator/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>iterator</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/iterator/src/test/java/com/iluwatar/AppTest.java b/iterator/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/iterator/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/mediator/pom.xml b/mediator/pom.xml
index bfe75b370..e39d20aed 100644
--- a/mediator/pom.xml
+++ b/mediator/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>mediator</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/mediator/src/test/java/com/iluwatar/AppTest.java b/mediator/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/mediator/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/memento/pom.xml b/memento/pom.xml
index 1466c63f8..b13504f08 100644
--- a/memento/pom.xml
+++ b/memento/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>memento</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/memento/src/test/java/com/iluwatar/AppTest.java b/memento/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/memento/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/model-view-presenter/pom.xml b/model-view-presenter/pom.xml
index 6bb17b767..251e823cd 100644
--- a/model-view-presenter/pom.xml
+++ b/model-view-presenter/pom.xml
@@ -14,7 +14,6 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.11</version>
       <scope>test</scope>
     </dependency>
     <dependency>
diff --git a/observer/pom.xml b/observer/pom.xml
index 3edb90a72..df7d3c188 100644
--- a/observer/pom.xml
+++ b/observer/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>observer</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/observer/src/test/java/com/iluwatar/AppTest.java b/observer/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/observer/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/pom.xml b/pom.xml
index a16d23382..da149fdf8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,58 +1,70 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-  <modelVersion>4.0.0</modelVersion>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
 
-  <groupId>com.iluwatar</groupId>
-  <artifactId>java-design-patterns</artifactId>
-  <version>1.0-SNAPSHOT</version>
-  <packaging>pom</packaging>
+	<groupId>com.iluwatar</groupId>
+	<artifactId>java-design-patterns</artifactId>
+	<version>1.0-SNAPSHOT</version>
+	<packaging>pom</packaging>
+
+	<properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+	</properties>
+	<modules>
+		<module>abstract-factory</module>
+		<module>builder</module>
+		<module>factory-method</module>
+		<module>prototype</module>
+		<module>singleton</module>
+		<module>adapter</module>
+		<module>bridge</module>
+		<module>composite</module>
+		<module>decorator</module>
+		<module>facade</module>
+		<module>flyweight</module>
+		<module>proxy</module>
+		<module>chain</module>
+		<module>command</module>
+		<module>interpreter</module>
+		<module>iterator</module>
+		<module>mediator</module>
+		<module>memento</module>
+		<module>model-view-presenter</module>
+		<module>observer</module>
+		<module>state</module>
+		<module>strategy</module>
+		<module>template-method</module>
+		<module>visitor</module>
+		<module>double-checked-locking</module>
+		<module>servant</module>
+		<module>service-locator</module>
+	</modules>
+
+	<dependencyManagement>
+		<dependencies>
+			<dependency>
+				<groupId>junit</groupId>
+				<artifactId>junit</artifactId>
+				<version>4.11</version>
+				<scope>test</scope>
+			</dependency>
+		</dependencies>
+	</dependencyManagement>
+
+	<build>
+		<plugins>
+			<!-- Tell maven to compile using Java 1.7 -->
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-compiler-plugin</artifactId>
+				<version>3.0</version>
+				<configuration>
+					<source>1.7</source>
+					<target>1.7</target>
+				</configuration>
+			</plugin>
+		</plugins>
+	</build>
 
-  <properties>
-    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-  </properties>
-  <modules>
-    <module>abstract-factory</module>
-    <module>builder</module>
-    <module>factory-method</module>
-    <module>prototype</module>
-    <module>singleton</module>
-    <module>adapter</module>
-    <module>bridge</module>
-    <module>composite</module>
-    <module>decorator</module>
-    <module>facade</module>
-    <module>flyweight</module>
-    <module>proxy</module>
-    <module>chain</module>
-    <module>command</module>
-    <module>interpreter</module>
-    <module>iterator</module>
-    <module>mediator</module>
-    <module>memento</module>
-    <module>model-view-presenter</module>
-    <module>observer</module>
-    <module>state</module>
-    <module>strategy</module>
-    <module>template-method</module>
-    <module>visitor</module>
-    <module>double-checked-locking</module>
-    <module>servant</module>
-    <module>service-locator</module>
-  </modules>
-  
-<build>
-	<plugins>
-		<!-- Tell maven to compile using Java 1.7 -->
-		<plugin>
-			<groupId>org.apache.maven.plugins</groupId>
-			<artifactId>maven-compiler-plugin</artifactId>
-			<version>3.0</version>
-			<configuration>
-				<source>1.7</source>
-				<target>1.7</target>
-			</configuration>
-		</plugin>
-	</plugins>
-</build>
-  
 </project>
diff --git a/prototype/pom.xml b/prototype/pom.xml
index aae9f06b1..efb6dbd40 100644
--- a/prototype/pom.xml
+++ b/prototype/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>prototype</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/prototype/src/test/java/com/iluwatar/AppTest.java b/prototype/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/prototype/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/proxy/pom.xml b/proxy/pom.xml
index 04c2da248..911836393 100644
--- a/proxy/pom.xml
+++ b/proxy/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>proxy</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/proxy/src/test/java/com/iluwatar/AppTest.java b/proxy/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/proxy/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/servant/pom.xml b/servant/pom.xml
index 1694984d0..6f0b224a3 100644
--- a/servant/pom.xml
+++ b/servant/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>servant</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/servant/src/test/java/com/iluwatar/AppTest.java b/servant/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/servant/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/service-locator/pom.xml b/service-locator/pom.xml
index bdeb432b7..1d33281e5 100644
--- a/service-locator/pom.xml
+++ b/service-locator/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>service-locator</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/service-locator/src/test/java/com/iluwatar/AppTest.java b/service-locator/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/service-locator/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/singleton/pom.xml b/singleton/pom.xml
index 7fe51aa50..4fb005395 100644
--- a/singleton/pom.xml
+++ b/singleton/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>singleton</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/singleton/src/test/java/com/iluwatar/AppTest.java b/singleton/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/singleton/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/state/pom.xml b/state/pom.xml
index 208559a5a..e20cf5c7f 100644
--- a/state/pom.xml
+++ b/state/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>state</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/state/src/test/java/com/iluwatar/AppTest.java b/state/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/state/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/strategy/pom.xml b/strategy/pom.xml
index a0bb697f2..7b1d970c8 100644
--- a/strategy/pom.xml
+++ b/strategy/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>strategy</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/strategy/src/test/java/com/iluwatar/AppTest.java b/strategy/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/strategy/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/template-method/pom.xml b/template-method/pom.xml
index 4fff52170..393532ee2 100644
--- a/template-method/pom.xml
+++ b/template-method/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>template-method</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/template-method/src/test/java/com/iluwatar/AppTest.java b/template-method/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/template-method/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}
diff --git a/visitor/pom.xml b/visitor/pom.xml
index 03e9b4339..757f62553 100644
--- a/visitor/pom.xml
+++ b/visitor/pom.xml
@@ -8,4 +8,11 @@
     <version>1.0-SNAPSHOT</version>
   </parent>
   <artifactId>visitor</artifactId>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
 </project>
diff --git a/visitor/src/test/java/com/iluwatar/AppTest.java b/visitor/src/test/java/com/iluwatar/AppTest.java
new file mode 100644
index 000000000..89b9e61d8
--- /dev/null
+++ b/visitor/src/test/java/com/iluwatar/AppTest.java
@@ -0,0 +1,12 @@
+package com.iluwatar;
+
+import org.junit.Test;
+
+public class AppTest {
+
+	@Test
+	public void test() {
+		String[] args = {};
+		App.main(args);
+	}
+}