Made program give sum of number input by user.

Main.ctxt

@@ -0,0 +1,5 @@
+#BlueJ class context
+comment0.target=Main
+comment1.params=args
+comment1.target=void\ main(java.lang.String[])
+numComments=2

Main.java

@@ -1,9 +1,26 @@
 /**
- * Created by iyasuwatts on 10/17/17.
- */
+ * Create
+ d by iyasuwatts on 10/17/17.
+ */import java.util.Scanner;
 public class Main {
 
     public static void main(String[] args){
+        
+        /*ask user for a number*/
+        System.out.println("Enter a number");
+        Scanner scan = new Scanner(System.in);
+        
+        int n = scan.nextInt();
+        
+        /*declare sum*/
+        int sum = 0;
+        
+        for (int i = 0; i <= n; i++)
+        
+        {
+            sum=sum+i;
+        }
+        System.out.println("Sum is " + sum);
 
     }
 }

MainTest.ctxt

@@ -0,0 +1,13 @@
+#BlueJ class context
+comment0.target=MainTest
+comment0.text=\n\ The\ test\ class\ MainTest.\n\n\ @author\ \ (your\ name)\n\ @version\ (a\ version\ number\ or\ a\ date)\n
+comment1.params=
+comment1.target=MainTest()
+comment1.text=\n\ Default\ constructor\ for\ test\ class\ MainTest\n
+comment2.params=
+comment2.target=void\ setUp()
+comment2.text=\n\ Sets\ up\ the\ test\ fixture.\n\n\ Called\ before\ every\ test\ case\ method.\n
+comment3.params=
+comment3.target=void\ tearDown()
+comment3.text=\n\ Tears\ down\ the\ test\ fixture.\n\n\ Called\ after\ every\ test\ case\ method.\n
+numComments=4

MainTest.java

@@ -0,0 +1,42 @@
+
+
+import static org.junit.Assert.*;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+/**
+ * The test class MainTest.
+ *
+ * @author  (your name)
+ * @version (a version number or a date)
+ */
+public class MainTest
+{
+    /**
+     * Default constructor for test class MainTest
+     */
+    public MainTest()
+    {
+    }
+
+    /**
+     * Sets up the test fixture.
+     *
+     * Called before every test case method.
+     */
+    @Before
+    public void setUp()
+    {
+    }
+
+    /**
+     * Tears down the test fixture.
+     *
+     * Called after every test case method.
+     */
+    @After
+    public void tearDown()
+    {
+    }
+}

package.bluej

@@ -1,20 +1,20 @@
 #BlueJ package file
-editor.fx.0.height=0
-editor.fx.0.width=0
-editor.fx.0.x=0
-editor.fx.0.y=0
+editor.fx.0.height=722
+editor.fx.0.width=800
+editor.fx.0.x=632
+editor.fx.0.y=-1000
 objectbench.height=164
 objectbench.width=776
 package.divider.horizontal=0.6
 package.divider.vertical=0.6845018450184502
 package.editor.height=364
 package.editor.width=674
-package.editor.x=-816
-package.editor.y=445
+package.editor.x=-261
+package.editor.y=-1006
 package.frame.height=600
 package.frame.width=800
 package.numDependencies=0
-package.numTargets=1
+package.numTargets=2
 package.showExtends=true
 package.showUses=true
 project.charset=UTF-8
@@ -24,9 +24,17 @@ readme.width=47
 readme.x=10
 readme.y=10
 target1.height=50
-target1.name=Main
+target1.name=MainTest
 target1.showInterface=false
-target1.type=ClassTarget
+target1.type=UnitTestTargetJunit4
 target1.width=80
-target1.x=70
-target1.y=10
+target1.x=100
+target1.y=-20
+target2.association=MainTest
+target2.height=50
+target2.name=Main
+target2.showInterface=false
+target2.type=ClassTarget
+target2.width=80
+target2.x=70
+target2.y=10