From 0354e5b6694af0aab8badc96d8767699077d417a Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Thu, 31 May 2018 20:15:23 +0530
Subject: [PATCH] Add a PNG load test that does not depend on PIL

---
 kitty_tests/graphics.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/kitty_tests/graphics.py b/kitty_tests/graphics.py
index e02ba1056..51e19a2e0 100644
--- a/kitty_tests/graphics.py
+++ b/kitty_tests/graphics.py
@@ -6,7 +6,7 @@ import os
 import tempfile
 import unittest
 import zlib
-from base64 import standard_b64encode
+from base64 import standard_b64decode, standard_b64encode
 from io import BytesIO
 
 from kitty.fast_data_types import (
@@ -206,6 +206,12 @@ class TestGraphics(BaseTest):
 
         self.ae(l(b'a' * 20, f=100, S=20).partition(':')[0], 'EBADPNG')
 
+    def test_load_png_simple(self):
+        # 1x1 transparent PNG
+        png_data = standard_b64decode('iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==')
+        s, g, l, sl = load_helpers(self)
+        sl(png_data, f=100, expecting_data=b'\x00\xff\xff\x7f')
+
     def test_image_put(self):
         cw, ch = 10, 20
         s, dx, dy, put_image, put_ref, layers, rect_eq = put_helpers(self, cw, ch)