Merge pull request #86 from mtezzele/rbf

test rbf

Author: mtezzele

tests/test_datasets/meshpoints_cube_mod_rbf.npy

@@ -29,7 +29,6 @@ def test_ffd_original_mesh_points_member(self):
 	def test_ffd_default_modified_mesh_points_member(self):
 		params = ffdp.FFDParameters()
 		params.read_parameters(filename='tests/test_datasets/parameters_test_ffd_identity.prm')
-		params.print_info()
 		mesh_points = np.load('tests/test_datasets/meshpoints_sphere_orig.npy')
 		free_form = ffd.FFD(params, mesh_points)
 		assert free_form.modified_mesh_points == None
@@ -42,16 +41,6 @@ def test_ffd_modified_mesh_points_member(self):
 		free_form = ffd.FFD(params, mesh_points)
 		free_form.perform()
 		np.testing.assert_array_almost_equal(free_form.modified_mesh_points, mesh_points)
-
-
-	def test_ffd_identity(self):
-		params = ffdp.FFDParameters()
-		params.read_parameters(filename='tests/test_datasets/parameters_test_ffd_identity.prm')
-		mesh_points = np.load('tests/test_datasets/meshpoints_sphere_orig.npy')
-		free_form = ffd.FFD(params, mesh_points)
-		free_form.perform()
-		mesh_points_test = free_form.modified_mesh_points
-		np.testing.assert_array_almost_equal(mesh_points_test, mesh_points)
 
 
 	def test_ffd_sphere_mod(self):

tests/test_datasets/weights_rbf_cube.npy

@@ -0,0 +1,78 @@
+
+from unittest import TestCase
+import unittest
+import pygem.radial as rad
+import pygem.params as rbfp
+import numpy as np
+
+#parameters_rbf_cube.prm
+#parameters_rbf_default.prm
+
+
+class TestRadial(TestCase):
+
+	def get_cube_mesh_points(self):
+		# Points that define a cube
+		nx, ny, nz = (20, 20, 20)
+		mesh = np.zeros((nx * ny * nz, 3))
+		xv = np.linspace(0, 1, nx)
+		yv = np.linspace(0, 1, ny)
+		zv = np.linspace(0, 1, nz)
+		z, y, x = np.meshgrid(zv, yv, xv)
+		mesh = np.array([x.ravel(), y.ravel(), z.ravel()])
+		original_mesh_points = mesh.T
+		return original_mesh_points
+	
+	def test_rbf_parameters_member(self):
+		params = rbfp.RBFParameters()
+		params.read_parameters(filename='tests/test_datasets/parameters_rbf_default.prm')
+		rbf = rad.RBF(params, self.get_cube_mesh_points())
+		assert rbf.parameters == params
+
+
+	def test_rbf_original_mesh_points_member(self):
+		params = rbfp.RBFParameters()
+		params.read_parameters(filename='tests/test_datasets/parameters_rbf_default.prm')
+		rbf = rad.RBF(params, self.get_cube_mesh_points())
+		np.testing.assert_array_almost_equal(rbf.original_mesh_points, self.get_cube_mesh_points())
+
+
+	def test_rbf_default_modified_mesh_points_member(self):
+		params = rbfp.RBFParameters()
+		params.read_parameters(filename='tests/test_datasets/parameters_rbf_default.prm')
+		rbf = rad.RBF(params, self.get_cube_mesh_points())
+		assert rbf.modified_mesh_points == None
+
+
+	def test_rbf_modified_mesh_points_member(self):
+		params = rbfp.RBFParameters()
+		params.read_parameters(filename='tests/test_datasets/parameters_rbf_default.prm')
+		rbf = rad.RBF(params, self.get_cube_mesh_points())
+		rbf.perform()
+		np.testing.assert_array_almost_equal(rbf.modified_mesh_points, self.get_cube_mesh_points())
+
+
+	def test_rbf_original_mesh_points_member(self):
+		params = rbfp.RBFParameters()
+		params.read_parameters(filename='tests/test_datasets/parameters_rbf_cube.prm')
+		rbf = rad.RBF(params, self.get_cube_mesh_points())
+		weights_true = np.load('tests/test_datasets/weights_rbf_cube.npy')
+		np.testing.assert_array_almost_equal(rbf.weights, weights_true)
+
+
+	def test_rbf_cube_mod(self):
+		params = rbfp.RBFParameters()
+		params.read_parameters(filename='tests/test_datasets/parameters_rbf_cube.prm')
+		mesh_points_ref = np.load('tests/test_datasets/meshpoints_cube_mod_rbf.npy')
+		rbf = rad.RBF(params, self.get_cube_mesh_points())
+		rbf.perform()
+		mesh_points_test = rbf.modified_mesh_points
+		np.testing.assert_array_almost_equal(mesh_points_test, mesh_points_ref)
+
+
+	def test_wrong_basis(self):
+		params = rbfp.RBFParameters()
+		params.read_parameters('tests/test_datasets/parameters_rbf_bugged_02.prm')
+		with self.assertRaises(NameError):
+			rbf = rad.RBF(params, self.get_cube_mesh_points())
+