added test for inverse sine

MathMethods.java

@@ -10,7 +10,7 @@ public class MathMethods
 
 {
     private static int displayModeCounter=4;
-    
+
     public static Double add(double n1, double n2){
         return (n1 + n2);
     }
@@ -54,8 +54,6 @@ public class MathMethods
 
     }
 
-    //**********************************************************
-    //Errors in iSin, returns NaN
     public static double iSin(double n1){
         return (Math.asin(n1));
 
@@ -128,11 +126,11 @@ public class MathMethods
         }
         return answer;
     }
-    
+
     public static double randomNumber() {
-    Random rand = new Random();
-    return rand.nextDouble()*101;
-    
+        Random rand = new Random();
+        return rand.nextDouble()*101;
+
     }
 
     public static void printAns(String printAnswer){

MathMethodsTest.java

@@ -85,6 +85,12 @@ public class MathMethodsTest
         // mathMethods1.memory = 20;
         // assertEquals(0 24, MathMethods.switchDisplayMode("octal"));
     // }
+
+    @Test
+    public void testInverseSine()
+    {
+        assertEquals(1.5707963267948966, MathMethods.iSin(1), 0.1);
+    }
 }
 
 
@@ -94,3 +100,4 @@ public class MathMethodsTest
 
 
 
+

package.bluej

@@ -2,15 +2,15 @@
 dependency1.from=MathMethodsTest
 dependency1.to=MathMethods
 dependency1.type=UsesDependency
-dependency2.from=Calculator
-dependency2.to=MathMethods
+dependency2.from=MathMethods
+dependency2.to=Calculator
 dependency2.type=UsesDependency
-dependency3.from=MathMethods
-dependency3.to=Calculator
+dependency3.from=Calculator
+dependency3.to=MathMethods
 dependency3.type=UsesDependency
-editor.fx.0.height=813
-editor.fx.0.width=1078
-editor.fx.0.x=294
+editor.fx.0.height=817
+editor.fx.0.width=695
+editor.fx.0.x=707
 editor.fx.0.y=23
 objectbench.height=80
 objectbench.width=480
@@ -18,7 +18,7 @@ package.divider.horizontal=0.5997536945812808
 package.divider.vertical=0.8838451268357811
 package.editor.height=655
 package.editor.width=706
-package.editor.x=356
+package.editor.x=608
 package.editor.y=23
 package.frame.height=807
 package.frame.width=832