Merge pull request #80 from WilliamJamieson/feature/fix_helpers

Fix pytest dependency for helpers

.github/workflows/ci.yml

@@ -38,7 +38,7 @@ jobs:
           - name: Python 3.8 Tests
             python-version: "3.8"
             os: ubuntu-latest
-            toxenv: py38-test
+            toxenv: py38-test-cov
 
           - name: Mac OS Latest
             python-version: "3.9"

asdf_astropy/converters/coordinates/tests/test_spectral_coord.py

@@ -9,9 +9,8 @@
 from astropy import units as u
 from astropy.coordinates import ICRS, Galactic, SpectralCoord
 from astropy.coordinates.spectral_coordinate import NoVelocityWarning
-from astropy.tests.helper import assert_quantity_allclose
 
-from asdf_astropy.testing.helpers import assert_frame_equal
+from asdf_astropy.testing.helpers import assert_spectral_coord_equal
 
 
 def create_spectral_coords():
@@ -46,7 +45,4 @@ def test_serialization(coord, tmp_path):
         af.write_to(file_path)
 
     with asdf.open(file_path) as af:
-        assert type(af["coord"]) is type(coord)
-        assert_quantity_allclose(af["coord"].quantity, coord.quantity)
-        assert_frame_equal(af["coord"].observer, coord.observer)
-        assert_frame_equal(af["coord"].target, coord.target)
+        assert_spectral_coord_equal(af["coord"], coord)

asdf_astropy/testing/helpers.py

@@ -1,6 +1,3 @@
-from astropy import units
-from astropy.coordinates import EarthLocation
-from astropy.tests.helper import assert_quantity_allclose
 from numpy.testing import assert_array_equal
 
 
@@ -11,6 +8,8 @@ def assert_earth_location_equal(a, b):
 
 
 def assert_representation_equal(a, b):
+    from astropy import units
+
     __tracebackhide__ = True
 
     assert type(a) is type(b)
@@ -41,6 +40,8 @@ def assert_frame_equal(a, b):
 
 
 def assert_spectral_coord_equal(a, b):
+    from astropy.tests.helper import assert_quantity_allclose
+
     __tracebackhide__ = True
 
     assert type(a) is type(b)
@@ -50,6 +51,8 @@ def assert_spectral_coord_equal(a, b):
 
 
 def assert_time_equal(a, b):
+    from astropy.coordinates import EarthLocation
+
     assert a.format == b.format
     assert a.scale == b.scale