Added save()/restore() test for stroke/fill/globalAlpha

test/canvas.test.js

@@ -364,7 +364,36 @@ module.exports = {
         canvas
       , path
       , 'fc8bbf2cf6ae2d85fcf526103200e844'
-      , 'Context2d#save() / resetore() failed');
+      , 'Context2d#save() / restore() failed');
+  },
+  
+  'test Context2d states with stroke/fill/globalAlpha': function(assert){
+    var canvas = new Canvas(200, 200)
+      , ctx = canvas.getContext('2d')
+      , path = __dirname + '/images/states2.png';
+    
+    ctx.fillRect(0,0,150,150);   // Draw a rectangle with default settings
+    ctx.save();                  // Save the default state
+    
+    ctx.fillStyle = '#09F'       // Make changes to the settings
+    ctx.fillRect(15,15,120,120); // Draw a rectangle with new settings
+    
+    ctx.save();                  // Save the current state
+    ctx.fillStyle = '#FFF'       // Make changes to the settings
+    ctx.globalAlpha = 0.5;    
+    ctx.fillRect(30,30,90,90);   // Draw a rectangle with new settings
+    
+    ctx.restore();               // Restore previous state
+    ctx.fillRect(45,45,60,60);   // Draw a rectangle with restored settings
+    
+    ctx.restore();               // Restore original state
+    ctx.fillRect(60,60,30,30);   // Draw a rectangle with restored settings
+
+    assertChecksum(
+        canvas
+      , path
+      , 'c7217b183c3b47e76a0454d8f5a8b424'
+      , 'Context#save() / restore() with stroke/fill/globalAlpha failed');
   },
   
   'test Context2d#globalAlpha=': function(assert){