Release 0.22.0 with composable feature extras

tests/test_packaging.py

@@ -0,0 +1,67 @@
+"""Published dependency boundaries."""
+
+from __future__ import annotations
+
+from importlib.metadata import metadata, requires
+
+from packaging.requirements import Requirement
+from packaging.utils import canonicalize_name
+
+
+def _requirement_names(extra: str | None = None) -> set[str]:
+    selected_extra = extra or ""
+    parsed = (Requirement(value) for value in requires("remove-ai-watermarks") or [])
+    return {
+        canonicalize_name(requirement.name)
+        for requirement in parsed
+        if requirement.marker is None or requirement.marker.evaluate({"extra": selected_extra})
+    }
+
+
+def test_default_install_is_metadata_focused():
+    default = _requirement_names()
+
+    assert {
+        "c2pa-python",
+        "click",
+        "piexif",
+        "pillow",
+        "python-dotenv",
+    } <= default
+    assert {
+        "invisible-watermark",
+        "numpy",
+        "opencv-python-headless",
+        "pillow-heif",
+        "torch",
+        "trustmark",
+    }.isdisjoint(default)
+
+
+def test_pixels_extra_owns_shared_numeric_dependencies():
+    assert {
+        "numpy",
+        "opencv-python-headless",
+    } <= _requirement_names("pixels")
+
+
+def test_file_format_and_detector_dependencies_are_independent():
+    assert "pillow-heif" in _requirement_names("heif")
+    assert "pywavelets" in _requirement_names("detect")
+
+
+def test_extras_use_capability_names_without_legacy_aliases():
+    extras = set(metadata("remove-ai-watermarks").get_all("Provides-Extra") or [])
+
+    assert {"pixels", "heif", "visible", "detect", "diffusion"} <= extras
+    assert {"gpu", "remove", "detect-pywavelets"}.isdisjoint(extras)
+
+
+def test_production_all_does_not_include_development_tools():
+    assert {
+        "pyright",
+        "pytest",
+        "pytest-cov",
+        "pytest-xdist",
+        "ruff",
+    }.isdisjoint(_requirement_names("all"))