Implement Shape#contains() and define unit tests for it.

src/item/Shape.js

@@ -68,7 +68,13 @@ var Shape = this.Shape = Item.extend(/** @lends Shape# */{
 
 	contains: function(point) {
 		point = Point.read(arguments);
-		// TODO: Implement.
+		switch (this._type) {
+		case 'rect':
+			return this.base(point);
+		case 'circle':
+		case 'ellipse':
+			return point.divide(this._size).getLength() <= 0.5;
+		}
 	},
 
 	_getBounds: function(getter, matrix) {

test/tests/Color.js

@@ -123,7 +123,6 @@ test('Gray Color', function() {
 	compareNumbers(color.blue, 1, 'color.blue');
 
 	color.red = 0.5;
-	console.log(color + '');
 	compareNumbers(color.gray, 0.85045, 'color.gray');
 
 	color.green = 0.2;

test/tests/Item_Contains.js

@@ -10,10 +10,10 @@
  * All rights reserved.
  */
 
-module('Path Contains');
+module('Item Contains');
 
-function testPoint(path, point, inside) {
+function testPoint(item, point, inside) {
-	equals(path.contains(point), inside, 'The point ' + point
+	equals(item.contains(point), inside, 'The point ' + point
 			+ ' should be ' + (inside ? 'inside' : 'outside') + '.');
 }
 
@@ -70,3 +70,13 @@ test('CompoundPath#contains (Donut)', function() {
 	equals(path.contains(new Point(-45, 45)), false,
 		'The near bottom left point of bounding box should be outside the donut.');
 });
+
+test('Shape#contains', function() {
+	var shape = new Shape.Circle([0, 0], 100);
+
+	testPoint(shape, new Point(0, 0), true);
+	testPoint(shape, new Point(0, -100), true);
+	testPoint(shape, new Point({ length: 99, angle: 45 }), true);
+	testPoint(shape, new Point({ length: 100, angle: 45 }), true);
+	testPoint(shape, new Point({ length: 101, angle: 45 }), false);
+});

test/tests/load.js

@@ -23,6 +23,7 @@
 /*#*/ include('Item_Cloning.js');
 /*#*/ include('Item_Order.js');
 /*#*/ include('Item_Bounds.js');
+/*#*/ include('Item_Contains.js');
 
 /*#*/ include('Layer.js');
 /*#*/ include('Group.js');
@@ -35,7 +36,6 @@
 /*#*/ include('Path_Curves.js');
 /*#*/ include('Path_Bounds.js');
 /*#*/ include('Path_Length.js');
-/*#*/ include('Path_Contains.js');
 /*#*/ include('CompoundPath.js');
 
 /*#*/ include('PlacedSymbol.js');