skip without gwcs

Author: Cadair

asdf_astropy/converters/wcs/tests/conftest.py

@@ -5,6 +5,7 @@
 
 @pytest.fixture
 def gwcs_4d_identity_units():
+    pytest.importorskip("gwcs")
     from gwcs.examples import gwcs_4d_identity_units
 
     return gwcs_4d_identity_units()

asdf_astropy/converters/wcs/tests/test_highlevelwcswrapper.py

@@ -1,5 +1,4 @@
 import asdf
-import gwcs
 import pytest
 from astropy.wcs import WCS
 from astropy.wcs.wcsapi import HighLevelWCSWrapper
@@ -8,6 +7,11 @@
 
 from asdf_astropy.testing.helpers import assert_gwcs_equal, assert_wcs_equal
 
+try:
+    import gwcs
+except ImportError:
+    gwcs = None
+
 
 @pytest.fixture
 def wrapped_wcses(all_4d_wcses):
@@ -40,7 +44,7 @@ def test_hllwcs_serialization(hl_wcs, tmp_path):
 
         if isinstance(loaded_ll_wcs, WCS):
             assert_wcs_equal(ll_wcs, loaded_ll_wcs)
-        elif isinstance(loaded_ll_wcs, gwcs.WCS):
+        elif gwcs and isinstance(loaded_ll_wcs, gwcs.WCS):
             assert_gwcs_equal(loaded_ll_wcs, ll_wcs)
         else:
             msg = f"Loaded an unexpected type: {type(loaded_ll_wcs)}"

pyproject.toml

@@ -18,7 +18,7 @@ dependencies = [
   "asdf-coordinates-schemas>=0.4",
   "asdf-transform-schemas>=0.6",
   "asdf-standard>=1.1.0",
-  "astropy>=6.0",
+  "astropy>=5.3",
   "numpy>=1.26",
   "packaging>=19",
 ]
@@ -33,18 +33,14 @@ docs = [
   "sphinx-automodapi",
   "tomli",
 ]
-# test deps which oldestdeps installs oldest versions
-test-oldest = [
-  "scipy>=1.14.1",  # indirect requirement via astropy, oldest version supported by gwcs
-  "gwcs>=0.22",
-]
 test = [
-  "asdf-astropy[test-oldest]",
   "coverage",
   "pytest-astropy",
   "pytest-asdf-plugin",
   "pytest-lazy-fixtures",
   "pytest",
+  "scipy>=1.14.1",  # indirect requirement via astropy, oldest version supported by gwcs
+  "gwcs>=0.22",
 ]
 [project.urls]
 'documentation' = 'https://asdf-astropy.readthedocs.io/en/latest/'

tox.ini

@@ -38,9 +38,10 @@ commands_pre=
     devdeps: pip install -U --pre -i https://pypi.anaconda.org/astropy/simple astropy
 
     # Generate `requiremments-min.txt`
-    oldestdeps: minimum_dependencies asdf-astropy --extras test-oldest --filename {envtmpdir}/requirements-min.txt
+    oldestdeps: minimum_dependencies asdf-astropy --filename {envtmpdir}/requirements-min.txt
     # Force install everything from `requirements-min.txt`
     oldestdeps: pip install -r {envtmpdir}/requirements-min.txt
+    oldestdeps: pip uninstall -y gwcs
 
     pip freeze
 commands =