sort out defaults and parameters for GNIRS XD determineDistortion test

Author: chris-simpson

geminidr/gnirs/parameters_gnirs_crossdispersed.py

@@ -4,6 +4,7 @@
 from geminidr.core import parameters_crossdispersed
 from geminidr.core import parameters_standardize
 from geminidr.core.parameters_standardize import addIllumMaskToDQConfig
+from . import parameters_gnirs_spect
 from gempy.library import config
 
 
@@ -17,6 +18,12 @@ def setDefaults(self):
         self.add_illum_mask = True
 
 
+class determineDistortionConfig(parameters_gnirs_spect.determineDistortionConfig):
+    def setDefaults(self):
+        self.spatial_order = 2
+        self.min_line_length = 0.5  # because some orders go off the edge
+
+
 class determineSlitEdgesConfig(parameters_spect.determineSlitEdgesConfig):
     # GNIRS XD has narrow slits with more curvature than the longslit flats
     # the default values were calibrated to, so adjust some values.

geminidr/gnirs/tests/crossdispersed/test_determine_distortion.py

@@ -24,6 +24,7 @@
     "max_shift": 0.05,
     "min_snr": 5.,
     "nsum": 10,
+    "spatial_order": 2,
     "spectral_order": 3,
     "min_line_length": 0.5,
     "debug_reject_bad": False