def test_sectorphi_full(self):
"""
Test sector averaging
"""
r = SectorPhi(r_min=self.qmin, r_max=3*self.qmin,
phi_min=0, phi_max=math.pi*2.0)
r.nbins_phi = 20
o = r(self.data)
for i in range(7):
self.assertEqual(o.y[i], 1.0)
def test_sectorphi_partial(self):
"""
"""
phi_max = math.pi * 1.5
r = SectorPhi(r_min=self.qmin, r_max=3*self.qmin,
phi_min=0, phi_max=phi_max)
self.assertEqual(r.phi_max, phi_max)
r.nbins_phi = 20
o = r(self.data)
self.assertEqual(r.phi_max, phi_max)
for i in range(17):
self.assertEqual(o.y[i], 1.0)
def test_sectorphi_full(self):
"""
Test sector averaging
"""
r = SectorPhi(r_min=self.qmin,
r_max=3 * self.qmin,
phi_min=0,
phi_max=math.pi * 2.0)
r.nbins_phi = 20
o = r(self.data)
for i in range(7):
self.assertEqual(o.y[i], 1.0)
def test_sectorphi_partial(self):
"""
"""
phi_max = math.pi * 1.5
r = SectorPhi(r_min=self.qmin,
r_max=3 * self.qmin,
phi_min=0,
phi_max=phi_max)
self.assertEqual(r.phi_max, phi_max)
r.nbins_phi = 20
o = r(self.data)
self.assertEqual(r.phi_max, phi_max)
for i in range(17):
self.assertEqual(o.y[i], 1.0)
def test_sectorphi_quarter(self):
"""
Test sector averaging I(phi)
The test data was not generated by IGOR.
"""
from sas.dataloader.manipulations import SectorPhi
import math
r = SectorPhi(r_min=.005, r_max=.01, phi_min=0, phi_max=math.pi/2.0)
r.nbins_phi = 20
o = r(self.data)
answer = Loader().load('sectorphi_testdata.txt')
for i in range(len(o.x)):
self.assertAlmostEqual(o.x[i], answer.x[i], 4)
self.assertAlmostEqual(o.y[i], answer.y[i], 4)
self.assertAlmostEqual(o.dy[i], answer.dy[i], 4)
def test_sectorphi_quarter(self):
"""
Test sector averaging I(phi)
The test data was not generated by IGOR.
"""
from sas.dataloader.manipulations import SectorPhi
import math
r = SectorPhi(r_min=.005, r_max=.01, phi_min=0, phi_max=math.pi / 2.0)
r.nbins_phi = 20
o = r(self.data)
answer = Loader().load('sectorphi_testdata.txt')
for i in range(len(o.x)):
self.assertAlmostEqual(o.x[i], answer.x[i], 4)
self.assertAlmostEqual(o.y[i], answer.y[i], 4)
self.assertAlmostEqual(o.dy[i], answer.dy[i], 4)