Add segno package recipe and runtime tests

packages/segno/meta.yaml

@@ -0,0 +1,19 @@
+package:
+  name: segno
+  version: 1.6.6
+  top-level:
+    - segno
+source:
+  url: https://files.pythonhosted.org/packages/py3/s/segno/segno-1.6.6-py3-none-any.whl
+  sha256: 28c7d081ed0cf935e0411293a465efd4d500704072cdb039778a2ab8736190c7
+about:
+  home: https://github.com/heuer/segno/
+  PyPI: https://pypi.org/project/segno
+  summary: QR Code and Micro QR Code generator for Python
+  license: BSD-3-Clause
+test:
+  imports:
+    - segno
+extra:
+  recipe-maintainers:
+    - anxkhn

packages/segno/test_segno.py

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+from pytest_pyodide import run_in_pyodide
+
+
+@run_in_pyodide(packages=["segno"])
+def test_segno_make_and_serialize(selenium_standalone):
+    import io
+
+    import segno
+
+    qr = segno.make("https://pyodide.org", micro=False, error="m")
+    assert qr.is_micro is False
+    assert qr.error in {"M", "Q", "H"}
+
+    svg = io.BytesIO()
+    png = io.BytesIO()
+    txt = io.StringIO()
+
+    qr.save(svg, kind="svg")
+    qr.save(png, kind="png", scale=2)
+    qr.save(txt, kind="txt", border=1)
+
+    assert b"<svg" in svg.getvalue()
+    assert png.getvalue().startswith(b"\x89PNG\r\n\x1a\n")
+    assert len(txt.getvalue().splitlines()) > 0
+
+
+@run_in_pyodide(packages=["segno"])
+def test_segno_sequence_and_micro(selenium_standalone):
+    import segno
+
+    micro = segno.make("RAIN")
+    assert micro.is_micro is True
+    assert micro.designator.startswith("M")
+
+    sequence = segno.make_sequence("Day after day, alone on the hill", symbol_count=2)
+    assert len(sequence) == 2
+    assert all(item.is_micro is False for item in sequence)