From f0585baefa54c5cd891ba04c81053956b1a59977 Mon Sep 17 00:00:00 2001
From: Garret Fick <garret@ficksworkshop.com>
Date: Sun, 17 Jul 2016 13:14:54 +0800
Subject: Create first test that renders and validates the the rendered PNG is
 correct.

---
 gerber/render/cairo_backend.py | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

(limited to 'gerber/render')

diff --git a/gerber/render/cairo_backend.py b/gerber/render/cairo_backend.py
index 5a3c7a1..3c4a395 100644
--- a/gerber/render/cairo_backend.py
+++ b/gerber/render/cairo_backend.py
@@ -292,8 +292,7 @@ class GerberCairoContext(GerberContext):
             self.ctx.paint()
 
     def dump(self, filename):
-        is_svg = filename.lower().endswith(".svg")
-        if is_svg:
+        if filename and filename.lower().endswith(".svg"):
             self.surface.finish()
             self.surface_buffer.flush()
             with open(filename, "w") as f:
@@ -301,7 +300,7 @@ class GerberCairoContext(GerberContext):
                 f.write(self.surface_buffer.read())
                 f.flush()
         else:
-            self.surface.write_to_png(filename)
+            return self.surface.write_to_png(filename)
 
     def dump_svg_str(self):
         self.surface.finish()
-- 
cgit