Merge pull request #94 from FoamyGuy/png_load_test

load png test case
adafruit · Jan 17, 2025 · 95b5c09 · 95b5c09
2 parents 3bf2a56 + bf6f32d
commit 95b5c09
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diff --git a/tests/test_png.png b/tests/test_png.png
diff --git a/tests/test_png.png.license b/tests/test_png.png.license
@@ -0,0 +1,2 @@
+# SPDX-FileCopyrightText: 2025 Tim Cocks for Adafruit Industries
+# SPDX-License-Identifier: MIT
diff --git a/tests/test_png_load.py b/tests/test_png_load.py
@@ -0,0 +1,24 @@
+# SPDX-FileCopyrightText: 2025 Tim Cocks for Adafruit Industries
+# SPDX-License-Identifier: MIT
+
+from unittest import TestCase
+
+from adafruit_imageload import load
+
+
+class TestPngLoad(TestCase):
+    def test_expected_pixels(self):
+        img, palette = load("tests/test_png.png")
+        self.assertEqual(len(palette), 3)
+        self.assertEqual(img.width, 4)
+        self.assertEqual(img.height, 4)
+
+        self.assertEqual(img[0, 0], 0)
+        self.assertEqual(img[1, 0], 2)
+        self.assertEqual(img[2, 0], 1)
+        self.assertEqual(img[3, 0], 0)
+
+        self.assertEqual(img[0, 3], 0)
+        self.assertEqual(img[1, 3], 2)
+        self.assertEqual(img[2, 3], 1)
+        self.assertEqual(img[3, 3], 0)
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		# SPDX-FileCopyrightText: 2025 Tim Cocks for Adafruit Industries
		# SPDX-License-Identifier: MIT