Update tests to use hpgeom instead of healpy.

tests/test_associationUtils.py

@@ -19,7 +19,7 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
-import healpy as hp
+import hpgeom as hpg
 import numpy as np
 import unittest
 
@@ -30,7 +30,7 @@
 class TestAssociationUtils(lsst.utils.tests.TestCase):
 
     def test_queryDisc(self):
-        """Test that doing a disc query of healpy using our wrapper works as
+        """Test that doing a circle query of hpgeom using our wrapper works as
         expected.
 
         Most other calculations are very simple and not worth testing.
@@ -39,8 +39,8 @@ def test_queryDisc(self):
         nside = 128
         testRa = 225
         testDec = 45
-        centerPixNumber = hp.ang2pix(nside, testRa, testDec, lonlat=True)
-        ra, dec = hp.pix2ang(nside, centerPixNumber, lonlat=True)
+        centerPixNumber = hpg.angle_to_pixel(nside, testRa, testDec, nest=False)
+        ra, dec = hpg.pixel_to_angle(nside, centerPixNumber, nest=False)
         # Test that only one pixel is found.
         pixelReturn = query_disc(nside, ra, dec, np.radians(0.1))
         self.assertEqual(len(pixelReturn), 1)

tests/test_hips.py

@@ -22,7 +22,7 @@
 """Test HIPS code."""
 import unittest
 import numpy as np
-import healpy as hp
+import hpgeom as hpg
 
 import lsst.utils.tests
 import lsst.daf.butler
@@ -227,12 +227,10 @@ def _get_pixel(self, nside, sphpoint):
         pixel : `int`
             Healpix pixel (nest ordering)
         """
-        pixel = hp.ang2pix(
+        pixel = hpg.angle_to_pixel(
             nside,
             sphpoint.getRa().asDegrees(),
             sphpoint.getDec().asDegrees(),
-            lonlat=True,
-            nest=True
         )
         return pixel