From 853263263ebb12f81152a513b60101c57fb489e1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=BCrg=20Lehni?= <juerg@scratchdisk.com>
Date: Mon, 28 Nov 2011 22:59:34 +0100
Subject: [PATCH] Implement tests for bounds caching.

---
 test/tests/Item_Bounds.js | 44 +++++++++++++++++++++++++++++++++++++++
 test/tests/load.js        |  1 +
 2 files changed, 45 insertions(+)
 create mode 100644 test/tests/Item_Bounds.js

diff --git a/test/tests/Item_Bounds.js b/test/tests/Item_Bounds.js
new file mode 100644
index 00000000..250aa49b
--- /dev/null
+++ b/test/tests/Item_Bounds.js
@@ -0,0 +1,44 @@
+/*
+ * Paper.js
+ *
+ * This file is part of Paper.js, a JavaScript Vector Graphics Library,
+ * based on Scriptographer.org and designed to be largely API compatible.
+ * http://paperjs.org/
+ * http://scriptographer.org/
+ *
+ * Copyright (c) 2011, Juerg Lehni & Jonathan Puckey
+ * http://lehni.org/ & http://jonathanpuckey.com/
+ *
+ * Distributed under the MIT license. See LICENSE file for details.
+ *
+ * All rights reserved.
+ */
+
+module('Item Bounds');
+
+test('item.bounds caching', function() {
+	var circle = new Path.Circle(new Point(100, 100), 50);
+	var rectangle = new Path.Rectangle(new Point(75, 75), new Point(175, 175));
+	var group = new Group([circle, rectangle]);
+	compareRectangles(group.bounds, { x: 50, y: 50, width: 125, height: 125 }, 'group.bounds');
+	rectangle.remove();
+	equals(function() {
+		return group.children.length;
+	}, 1);
+	compareRectangles(group.bounds, { x: 50, y: 50, width: 100, height: 100 }, 'group.bounds without rectangle');
+	group.addChild(rectangle);
+	equals(function() {
+		return group.children.length;
+	}, 2);
+	compareRectangles(group.bounds, { x: 50, y: 50, width: 125, height: 125 }, 'group.bounds with rectangle');
+	circle.remove();
+	equals(function() {
+		return group.children.length;
+	}, 1);
+	compareRectangles(group.bounds, { x: 75, y: 75, width: 100, height: 100 }, 'group.bounds without circle');
+	group.addChild(circle);
+	equals(function() {
+		return group.children.length;
+	}, 2);
+	compareRectangles(group.bounds, { x: 50, y: 50, width: 125, height: 125 }, 'group.bounds with circle');
+});
diff --git a/test/tests/load.js b/test/tests/load.js
index 9b38d690..f08f287a 100644
--- a/test/tests/load.js
+++ b/test/tests/load.js
@@ -9,6 +9,7 @@
 /*#*/ include('Item.js');
 /*#*/ include('Item_Cloning.js');
 /*#*/ include('Item_Order.js');
+/*#*/ include('Item_Bounds.js');
 
 /*#*/ include('Layer.js');
 /*#*/ include('Group.js');