@@ -4,26 +4,26 @@
  * @author jtherrell
  */
 class Facade {
-	public void doSomething() {
-		SubsystemClassA.doSomething();
-		SubsystemClassB.doSomething();
-		SubsystemClassC.doSomething();
-		SubsystemClassD.doSomething();
+	public void doSomething(Log log) {
+		SubsystemClassA.doSomething(log);
+		SubsystemClassB.doSomething(log);
+		SubsystemClassC.doSomething(log);
+		SubsystemClassD.doSomething(log);
 	}
 }
 
 class SubsystemClassA {
-	public static void doSomething(){}
+	public static void doSomething(Log log){log.append("A");}
 }
 
 class SubsystemClassB {
-	public static void doSomething(){}
+	public static void doSomething(Log log){log.append("B");}
 }
 
 class SubsystemClassC {
-	public static void doSomething(){}
+	public static void doSomething(Log log){log.append("C");}
 }
 
 class SubsystemClassD {
-	public static void doSomething(){}
+	public static void doSomething(Log log){log.append("D");}
 }
@@ -71,6 +71,7 @@ public void testPictureGetChild() {
 	 * Test
 	 */ @Test
 	public void testPictureDraw() {
+		 Log log = new Log();
 		 Graphic compositeObj = new Picture();
 		 Graphic textObj = new Text();
 		 compositeObj.add(textObj);
 
@@ -0,0 +1,26 @@
+/*
+ * To change this template, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package designpatterns;
+
+import org.junit.Test;
+import static org.junit.Assert.*;
+/**
+ *
+ * @author jtherrell
+ */
+public class FacadeTest {
+	/**
+	 * Test of getInstance method, of class Singleton.
+	 */ @Test
+	public void testFacade() {
+		Log log = new Log();
+		Facade facade = new Facade();
+		facade.doSomething(log);
+		String expResult = "ABCD";
+		String result = log.toString();
+		assertEquals(expResult, result);
+	}
+}
Original file line number	Diff line number	Diff line change
`@@ -4,26 +4,26 @@`
`4`	`4`	`* @author jtherrell`
`5`	`5`	`*/`
`6`	`6`	`class Facade {`
`7`		`- public void doSomething() {`
`8`		`- SubsystemClassA.doSomething();`
`9`		`- SubsystemClassB.doSomething();`
`10`		`- SubsystemClassC.doSomething();`
`11`		`- SubsystemClassD.doSomething();`
	`7`	`+ public void doSomething(Log log) {`
	`8`	`+ SubsystemClassA.doSomething(log);`
	`9`	`+ SubsystemClassB.doSomething(log);`
	`10`	`+ SubsystemClassC.doSomething(log);`
	`11`	`+ SubsystemClassD.doSomething(log);`
`12`	`12`	`}`
`13`	`13`	`}`
`14`	`14`
`15`	`15`	`class SubsystemClassA {`
`16`		`- public static void doSomething(){}`
	`16`	`+ public static void doSomething(Log log){log.append("A");}`
`17`	`17`	`}`
`18`	`18`
`19`	`19`	`class SubsystemClassB {`
`20`		`- public static void doSomething(){}`
	`20`	`+ public static void doSomething(Log log){log.append("B");}`
`21`	`21`	`}`
`22`	`22`
`23`	`23`	`class SubsystemClassC {`
`24`		`- public static void doSomething(){}`
	`24`	`+ public static void doSomething(Log log){log.append("C");}`
`25`	`25`	`}`
`26`	`26`
`27`	`27`	`class SubsystemClassD {`
`28`		`- public static void doSomething(){}`
	`28`	`+ public static void doSomething(Log log){log.append("D");}`
`29`	`29`	`}`