Source Code for Module test_suite.unit_tests._maths_fns.test_pseudo_ellipse

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 2  #                                                                             # 
 3  # Copyright (C) 2010 Edward d'Auvergne                                        # 
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22   
23  # Python module imports. 
24  from math import pi 
25  from unittest import TestCase 
26   
27  # relax module imports. 
28  from maths_fns.pseudo_ellipse import pec 
29   
30   
31 -class Test_pseudo_ellipse(TestCase): 
32      """Unit tests for the maths_fns.pseudo_ellipse relax module.""" 
33   
34   
35 -    def test_pec_0_0(self): 
36          """Test the pec() function for x = 0, y = 0 (nothing).""" 
37   
38          # Check the value. 
39          self.assertAlmostEqual(pec(0, 0), 0.0) 
40   
41   
42 -    def test_pec_0_1(self): 
43          """Test the pec() function for x = 0, y = 1 (nothing).""" 
44   
45          # Check the value. 
46          self.assertAlmostEqual(pec(0, 1), 0.0) 
47   
48   
49 -    def test_pec_1_0(self): 
50          """Test the pec() function for x = 1, y = 0 (nothing).""" 
51   
52          # Check the value. 
53          self.assertAlmostEqual(pec(1, 0), 0.0) 
54   
55   
56 -    def test_pec_partial1(self): 
57          """Test the pec() function for x = pi/2, y = pi.""" 
58   
59          # Check the value. 
60          self.assertAlmostEqual(pec(pi/2, pi), 9.2141334381797524) 
61   
62   
63 -    def test_pec_partial2(self): 
64          """Test the pec() function for x = pi/2, y = pi/2.""" 
65   
66          # Check the value. 
67          self.assertAlmostEqual(pec(pi/2, pi/2), 2*pi) 
68   
69   
70 -    def test_pec_partial3(self): 
71          """Test the pec() function for x = pi/6, y = pi/2.""" 
72   
73          # Check the value. 
74          self.assertAlmostEqual(pec(pi/6, pi/2), 2.3058688920532275) 
75   
76   
77 -    def test_pec_pi_pi(self): 
78          """Test the pec() function for x = pi, y = pi (full sphere).""" 
79   
80          # Check the value. 
81          self.assertAlmostEqual(pec(pi, pi), 4*pi) 
82