def test_export_to_x3d(self):
"""3rd test : export a sphere to X3D file format"""
a_sphere = BRepPrimAPI_MakeSphere(10.0).Shape()
tess = ShapeTesselator(a_sphere)
tess.Compute()
tess.ExportShapeToX3D(os.path.join("test_io", "sphere.x3d"))
self.assertTrue(os.path.exists(os.path.join("test_io", "sphere.x3d")))
def test_x3d_file_is_valid_xml(self):
"""use ElementTree to parse X3D output"""
another_torus = BRepPrimAPI_MakeTorus(10, 4).Shape()
torus_tess = ShapeTesselator(another_torus)
torus_tess.Compute()
output_x3d_filename = os.path.join("test_io", "torus.x3d")
torus_tess.ExportShapeToX3D(output_x3d_filename)
self.assertTrue(os.path.exists(output_x3d_filename))
with open(output_x3d_filename, "r") as x3d_file:
x3d_content = x3d_file.read()
ET.fromstring(x3d_content) # raise an exception if not valid xml