Test pixar for similarity

PIL/PixarImagePlugin.py

@@ -24,6 +24,7 @@ from ._binary import i16le as i16
 
 __version__ = "0.1"
 
+
 #
 # helpers
 
@@ -61,6 +62,7 @@ class PixarImageFile(ImageFile.ImageFile):
         # create tile descriptor (assuming "dumped")
         self.tile = [("raw", (0, 0)+self.size, 1024, (self.mode, 0, 1))]
 
+
 #
 # --------------------------------------------------------------------
 

Tests/test_file_pixar.py

@@ -0,0 +1,30 @@
+from helper import hopper, unittest, PillowTestCase
+
+from PIL import Image, PixarImagePlugin
+
+# sample ppm stream
+TEST_FILE = "Tests/images/hopper.pxr"
+
+
+class TestImagePsd(PillowTestCase):
+
+    def test_sanity(self):
+        im = Image.open(TEST_FILE)
+        im.load()
+        self.assertEqual(im.mode, "RGB")
+        self.assertEqual(im.size, (128, 128))
+        self.assertEqual(im.format, "PIXAR")
+
+        im2 = hopper()
+        self.assert_image_similar(im, im2, 4.8)
+
+    def test_invalid_file(self):
+        invalid_file = "Tests/images/flower.jpg"
+
+        self.assertRaises(
+            SyntaxError,
+            lambda: PixarImagePlugin.PixarImageFile(invalid_file))
+
+
+if __name__ == '__main__':
+    unittest.main()