Add standalone test for creating wave mesh from existing ocean mesh

Author: sbrus89

compass/ocean/tests/global_ocean/__init__.py

@@ -63,7 +63,8 @@ def __init__(self, mpas_core):
         # A test case for making E3SM support files from an existing mesh
         self.add_test_case(FilesForE3SM(test_group=self))
 
-        # Create waves mesh
+        # Test cases for creating waves mesh
+        self.add_test_case(WaveMesh(test_group=self))
         self._add_tests(mesh_names=['Icos'], include_wave_mesh=True)
 
     def _add_tests(self, mesh_names, high_res_topography=True,

compass/ocean/tests/global_ocean/wave_mesh/__init__.py

@@ -27,7 +27,7 @@ class WaveMesh(TestCase):
     Attributes
     ----------
     """
-    def __init__(self, test_group, ocean_mesh, ocean_init):
+    def __init__(self, test_group, ocean_mesh=None, ocean_init=None):
         """
         Create test case for creating a global MPAS-Ocean mesh
 
@@ -38,7 +38,11 @@ def __init__(self, test_group, ocean_mesh, ocean_init):
 
         """
         name = 'wave_mesh'
-        subdir = f'{ocean_mesh.mesh_name}/{name}'
+        if ocean_mesh is not None:
+            subdir = f'{ocean_mesh.mesh_name}/{name}'
+        else:
+            subdir = name
+
         super().__init__(test_group=test_group, name=name, subdir=subdir)
 
         self.package = 'compass.ocean.tests.global_ocean.wave_mesh'

compass/ocean/tests/global_ocean/wave_mesh/base_mesh.py

@@ -32,24 +32,32 @@ def setup(self):
         self.opts.init_file = 'init.msh'
 
         # Set links to base mesh
-        if self.config.has_option('wave_mesh', 'ocean_base_mesh'):
-            ocean_base_mesh_path = self.config.get('wave_mesh',
-                                                   'ocean_base_mesh')
-        else:
+        if self.ocean_base_mesh is not None:
             mesh_path = self.ocean_base_mesh.steps['base_mesh'].path
             ocean_base_mesh_path = f'{mesh_path}/base_mesh.nc'
+        else:
+            if self.config.has_option('wave_mesh', 'ocean_base_mesh'):
+                ocean_base_mesh_path = self.config.get('wave_mesh',
+                                                       'ocean_base_mesh')
+            else:
+                raise ValueError('ocean_base_mesh option required '
+                                 'in wave_mesh section in cfg file')
 
         self.add_input_file(
             filename='ocean_base_mesh.nc',
             work_dir_target=ocean_base_mesh_path)
 
         # Set links to culled mesh
-        if self.config.has_option('wave_mesh', 'ocean_culled_mesh'):
-            ocean_culled_mesh_path = self.config.get('wave_mesh',
-                                                     'ocean_culled_mesh')
-        else:
+        if self.ocean_culled_mesh is not None:
             mesh_path = self.ocean_culled_mesh.steps['initial_state'].path
             ocean_culled_mesh_path = f'{mesh_path}/initial_state.nc'
+        else:
+            if self.config.has_option('wave_mesh', 'ocean_culled_mesh'):
+                ocean_culled_mesh_path = self.config.get('wave_mesh',
+                                                         'ocean_culled_mesh')
+            else:
+                raise ValueError('ocean_culled_mesh option required '
+                                 'in wave_mesh section in cfg file')
 
         self.add_input_file(
             filename='ocean_culled_mesh.nc',

compass/ocean/tests/global_ocean/wave_mesh/cull_mesh.py

@@ -26,12 +26,16 @@ def setup(self):
 
         super().setup()
 
-        if self.config.has_option('wave_mesh', 'ocean_culled_mesh'):
-            culled_mesh_path = self.config.get('wave_mesh',
-                                               'ocean_culled_mesh')
-        else:
+        if self.ocean_mesh is not None:
             mesh_path = self.ocean_mesh.steps['initial_state'].path
             culled_mesh_path = f'{mesh_path}/initial_state.nc'
+        else:
+            if self.config.has_option('wave_mesh', 'ocean_culled_mesh'):
+                culled_mesh_path = self.config.get('wave_mesh',
+                                                   'ocean_culled_mesh')
+            else:
+                raise ValueError('ocean_culled_mesh option required '
+                                 'in wave_mesh section in cfg file')
 
         self.add_input_file(
             filename='ocean_culled_mesh.nc',

compass/ocean/tests/global_ocean/wave_mesh/scrip_file.py

@@ -27,12 +27,16 @@ def setup(self):
 
         super().setup()
 
-        if self.config.has_option('wave_mesh', 'ocean_culled_mesh'):
-            ocean_mesh_path = self.config.get('wave_mesh',
-                                              'ocean_culled_mesh')
-        else:
+        if self.ocean_mesh is not None:
             mesh_path = self.ocean_mesh.steps['initial_state'].path
             ocean_mesh_path = f'{mesh_path}/initial_state.nc'
+        else:
+            if self.config.has_option('wave_mesh', 'ocean_culled_mesh'):
+                ocean_mesh_path = self.config.get('wave_mesh',
+                                                  'ocean_culled_mesh')
+            else:
+                raise ValueError('ocean_culled_mesh option required '
+                                 'in wave_mesh section in cfg file')
 
         self.add_input_file(
             filename='ocean_mesh.nc',