# -*- coding: utf-8 -*-
from unittest import TestCase
from ddt import ddt, data
from numpy import pi
from ....Classes.LamSlot import LamSlot
from ....Classes.SlotW60 import SlotW60
from ....Methods.Slot.Slot.comp_height import comp_height
from ....Methods.Slot.Slot.comp_surface import comp_surface
from ....Methods.Slot.Slot.comp_angle_opening import comp_angle_opening
# For AlmostEqual
DELTA = 1e-5
SlotW60_test = list()
# Internal Slot
lam = LamSlot(is_internal=True, Rext=0.1325)
lam.slot = SlotW60(
Zs=12, W1=25e-3, W2=12.5e-3, H1=20e-3, H2=20e-3, R1=0.1, H3=0, H4=0, W3=0
)
SlotW60_test.append(
{
"test_obj": lam,
"S_exp": 1.5792e-3,
"Aw": 0.119451,
"SW_exp": 2.5e-4,
"H_exp": 0.0405716,
}
)
# Internal Slot, R1=Rbo
lam = LamSlot(is_internal=True, Rext=0.1325)
lam.slot = SlotW60(
Zs=12,
W1=25e-3,
W2=12.5e-3,
H1=20e-3,
H2=20e-3,
R1=0.1325,
H3=2e-3,
H4=1e-3,
W3=2e-3,
)
SlotW60_test.append(
{
"test_obj": lam,
"S_exp": 1.572921e-3,
"Aw": 0.0780255,
"SW_exp": 1.445e-4,
"H_exp": 0.0403786,
}
)
[docs]@ddt
class test_SlotW60_meth(TestCase):
"""unittest for SlotW60 methods"""
@data(*SlotW60_test)
def test_comp_surface(self, test_dict):
"""Check that the computation of the surface is correct
Parameters
----------
test_dict :
Returns
-------
"""
test_obj = test_dict["test_obj"]
result = test_obj.slot.comp_surface()
a = result
b = test_dict["S_exp"]
msg = "Return " + str(a) + " expected " + str(b)
self.assertAlmostEqual((a - b) / a, 0, delta=DELTA, msg=msg)
b = comp_surface(test_obj.slot)
msg = "Return " + str(a) + " expected " + str(b)
self.assertAlmostEqual((a - b) / a, 0, delta=DELTA, msg=msg)
@data(*SlotW60_test)
def test_comp_surface_wind(self, test_dict):
"""Check that the computation of the winding surface is correct
Parameters
----------
test_dict :
Returns
-------
"""
test_obj = test_dict["test_obj"]
result = test_obj.slot.comp_surface_wind()
a = result
b = test_dict["SW_exp"]
msg = "Return " + str(a) + " expected " + str(b)
self.assertAlmostEqual((a - b) / a, 0, delta=DELTA, msg=msg)
@data(*SlotW60_test)
def test_comp_height(self, test_dict):
"""Check that the computation of the height is correct
Parameters
----------
test_dict :
Returns
-------
"""
test_obj = test_dict["test_obj"]
result = test_obj.slot.comp_height()
a = result
b = test_dict["H_exp"]
msg = "Return " + str(a) + " expected " + str(b)
self.assertAlmostEqual((a - b) / a, 0, delta=DELTA, msg=msg)
b = comp_height(test_obj.slot)
msg = "Return " + str(a) + " expected " + str(b)
self.assertAlmostEqual((a - b) / a, 0, delta=DELTA, msg=msg)
@data(*SlotW60_test)
def test_comp_angle_opening(self, test_dict):
"""Check that the computation of the average opening angle iscorrect
Parameters
----------
test_dict :
Returns
-------
"""
test_obj = test_dict["test_obj"]
a = test_obj.slot.comp_angle_opening()
self.assertEqual(a, 2 * pi / test_obj.slot.Zs)
b = comp_angle_opening(test_obj.slot)
msg = "Return " + str(a) + " expected " + str(b)
self.assertAlmostEqual((a - b) / a, 0, delta=DELTA, msg=msg)
@data(*SlotW60_test)
def test_comp_angle_wind_eq(self, test_dict):
"""Check that the computation of the average angle is correct
Parameters
----------
test_dict :
Returns
-------
"""
test_obj = test_dict["test_obj"]
result = test_obj.slot.comp_angle_wind_eq()
a = result
b = test_dict["Aw"]
msg = "Return " + str(a) + " expected " + str(b)
self.assertAlmostEqual((a - b) / a, 0, delta=DELTA, msg=msg)
