added isValidOrientation

OGP1718-Worms/src/worms/model/Worm.java

@@ -14,7 +14,7 @@ import static java.lang.Math.*;
  * @invar	the orientation of the worm must be a valid location
  * 			|isValidOrientation(getOrientation())
  * @invar	the radius of the worm mus be a valid radius
- * 			|isValidMinRadis(getRadius())
+ * 			|isValidMinRadius(getRadius())
  * @invar	the mass of the worm must be a valid mass
  * 			|isValidMass(getMass())
  * @invar	the value of the action points of the worm must be a valid value for action points
@@ -101,7 +101,7 @@ public class Worm {
         setOrientation(orientation);
 
         if (!isValidMinRadius(minRadius))
-            throw new IllegalArgumentException("Invalid min radius"); // TODO add decent exception msg
+            throw new IllegalArgumentException("Invalid min radius");
         this.minRadius = minRadius;
 
         if (!canHaveAsRadius(radius))
@@ -120,8 +120,6 @@ public class Worm {
     //===================================================================================
     // endregion
 
-
-
     // region location
     //===================================================================================
 
@@ -206,11 +204,14 @@ public class Worm {
      *			|new.getOrientation() == orientation
      */
     private void setOrientation(double orientation) {
-        // TODO nominal checking
-    	// TODO enkel 0 - 2pi toegelaten (isValidOrientation => invar)
+        assert isValidOrientation(orientation);
         this.orientation = orientation;
     }
 
+    public static boolean isValidOrientation(double newOrientation) {
+        return newOrientation >= 0 && newOrientation < 2 * PI;
+    }
+
     //===================================================================================
     // endregion