From 1ec7c046c90e33bdb57f92839465536a62bd01c4 Mon Sep 17 00:00:00 2001
From: Josh Lory <josh.lory@code.org>
Date: Wed, 30 Aug 2017 20:46:27 -0700
Subject: [PATCH] Add Drawable.prototype.getAABB coverage for scale transforms

---
 test/unit/DrawableTests.js | 40 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

diff --git a/test/unit/DrawableTests.js b/test/unit/DrawableTests.js
index 8907379..f0f163b 100644
--- a/test/unit/DrawableTests.js
+++ b/test/unit/DrawableTests.js
@@ -100,3 +100,43 @@ test('rotate by non-right-angles', t => {
 
     t.end();
 });
+
+test('scale', t => {
+    const expected = new Rectangle();
+    const drawable = new Drawable();
+    drawable.skin = new MockSkin();
+    drawable.skin.size = [200, 50];
+
+    drawable.updateProperties({scale: [100, 50]});
+    expected.initFromBounds(0, 200, -25, 0);
+    t.same(snapToNearest(drawable.getAABB()), expected);
+
+    drawable.skin.setRotationCenter(0, 25);
+    expected.initFromBounds(0, 200, -12.5, 12.5);
+    t.same(snapToNearest(drawable.getAABB()), expected);
+
+    drawable.skin.setRotationCenter(150, 50);
+    drawable.updateProperties({scale: [50, 50]});
+    expected.initFromBounds(-75, 25, 0, 25);
+    t.same(snapToNearest(drawable.getAABB()), expected);
+
+    t.end();
+});
+
+test('rotate and scale', t => {
+    const expected = new Rectangle();
+    const drawable = new Drawable();
+    drawable.skin = new MockSkin();
+    drawable.skin.size = [100, 1000];
+
+    drawable.skin.setRotationCenter(50, 50);
+    expected.initFromBounds(-50, 50, -950, 50);
+    t.same(snapToNearest(drawable.getAABB()), expected);
+
+    drawable.updateProperties({scale: [40, 60]});
+    drawable.skin.setRotationCenter(50, 50);
+    expected.initFromBounds(-20, 20, -570, 30);
+    t.same(snapToNearest(drawable.getAABB()), expected);
+
+    t.end();
+});