def test_system_spatial_averaging_through_operations_state_boundaries(self): if MPI_SIZE != 8: raise SkipTest('MPI_SIZE != 8') ntime = 3 # Get the exact field value for the state's representative center. with vm.scoped([0]): if MPI_RANK == 0: states = RequestDataset(self.path_state_boundaries, driver='vector').get() states.update_crs(env.DEFAULT_COORDSYS) fill = np.zeros((states.geom.shape[0], 2)) for idx, geom in enumerate(states.geom.get_value().flat): centroid = geom.centroid fill[idx, :] = centroid.x, centroid.y exact_states = create_exact_field_value(fill[:, 0], fill[:, 1]) state_ugid = states['UGID'].get_value() area = states.geom.area keywords = { 'spatial_operation': [ 'clip', 'intersects' ], 'aggregate': [ True, False ], 'wrapped': [True, False], 'output_format': [ OutputFormatName.OCGIS, 'csv', 'csv-shp', 'shp' ], } # total_iterations = len(list(self.iter_product_keywords(keywords))) for ctr, k in enumerate(self.iter_product_keywords(keywords)): # barrier_print(k) # if ctr % 1 == 0: # if vm.is_root: # print('Iteration {} of {}...'.format(ctr + 1, total_iterations)) with vm.scoped([0]): if vm.is_root: grid = create_gridxy_global(resolution=1.0, dist=False, wrapped=k.wrapped) field = create_exact_field(grid, 'foo', ntime=ntime) path = self.get_temporary_file_path('foo.nc') field.write(path) else: path = None path = MPI_COMM.bcast(path) rd = RequestDataset(path) ops = OcgOperations(dataset=rd, geom='state_boundaries', spatial_operation=k.spatial_operation, aggregate=k.aggregate, output_format=k.output_format, prefix=str(ctr), # geom_select_uid=[8] ) ret = ops.execute() # Test area is preserved for a problem element during union. The union's geometry was not fully represented # in the output. if k.output_format == 'shp' and k.aggregate and k.spatial_operation == 'clip': with vm.scoped([0]): if vm.is_root: inn = RequestDataset(ret).get() inn_ugid_idx = np.where(inn['UGID'].get_value() == 8)[0][0] ugid_idx = np.where(state_ugid == 8)[0][0] self.assertAlmostEqual(inn.geom.get_value()[inn_ugid_idx].area, area[ugid_idx], places=2) # Test the overview geometry shapefile is written. if k.output_format == 'shp': directory = os.path.split(ret)[0] contents = os.listdir(directory) actual = ['_ugid.shp' in c for c in contents] self.assertTrue(any(actual)) elif k.output_format == 'csv-shp': directory = os.path.split(ret)[0] directory = os.path.join(directory, 'shp') contents = os.listdir(directory) actual = ['_ugid.shp' in c for c in contents] self.assertTrue(any(actual)) if not k.aggregate: actual = ['_gid.shp' in c for c in contents] self.assertTrue(any(actual)) if k.output_format == OutputFormatName.OCGIS: geom_keys = ret.children.keys() all_geom_keys = vm.gather(np.array(geom_keys)) if vm.is_root: all_geom_keys = hgather(all_geom_keys) self.assertEqual(len(np.unique(all_geom_keys)), 51) if k.aggregate: actual = Dict() for field, container in ret.iter_fields(yield_container=True): if not field.is_empty: ugid = container.geom.ugid.get_value()[0] actual[ugid]['actual'] = field.data_variables[0].get_value() actual[ugid]['area'] = container.geom.area[0] actual = vm.gather(actual) if vm.is_root: actual = dgather(actual) ares = [] actual_areas = [] for ugid_key, v in actual.items(): ugid_idx = np.where(state_ugid == ugid_key)[0][0] desired = exact_states[ugid_idx] actual_areas.append(v['area']) for tidx in range(ntime): are = np.abs((desired + ((tidx + 1) * 10)) - v['actual'][tidx, 0]) ares.append(are) if k.spatial_operation == 'clip': diff = np.abs(np.array(area) - np.array(actual_areas)) self.assertLess(np.max(diff), 1e-6) self.assertLess(np.mean(diff), 1e-6) # Test relative errors. self.assertLess(np.max(ares), 0.031) self.assertLess(np.mean(ares), 0.009)