def test_no_metadata(caplog):
caplog.set_level(logging.WARNING)
with PngImageFile("src/tests/no_meta.png") as fp:
decode(fp)
assert (
"Warning: Unable to fetch image metadata, using default value (Red).\n"
in caplog.text)
result = decode(fp, Color.orange)
assert result == uid_18
def test_custom_encode(colors):
result, meta = encode(uid_18, "custom", colors[0], colors[1], colors[2])
result.save("test.png", pnginfo=meta)
with PngImageFile("test.png") as fp:
assert decode(fp) == uid_18
delete_test_png()
def _action(uid: str, color: Color = Color.red):
result, meta = encode(uid)
result.save("test.png", pnginfo=meta)
with PngImageFile("test.png") as fp:
uid_result = decode(fp)
return result, uid_result
def test_too_large():
with pytest.raises(ValueError):
with PngImageFile("src/tests/enlarged.png") as fp:
decode(fp)
def test_decode():
with PngImageFile(f"src/tests/{uid_18}.png") as fp:
result = decode(fp)
assert result == uid_18