def test_from_to_dict_with_void_alternate_material():
material_string = """
void mirror mirror_mat
1 void
0
3 1 1 1
"""
mm = Mirror.from_string(material_string)
mmc = Mirror.from_dict(mm.to_dict())
assert mm == mmc
def test_from_to_dict_with_alternate_material():
material_string = """
void glass glass_alt_mat
0
0
3 0.96 0.96 0.96
void brightfunc glass_angular_effect
3 A1+(1-A1) (exp(-5.85 Rdot)-0.00287989916) .
0
1 0.08
glass_angular_effect mirror glass_mat
1 glass_alt_mat
0
3 1 1 1
"""
mm = Mirror.from_string(material_string)
mmc = Mirror.from_dict(mm.to_dict())
assert mm == mmc