1 | """ |
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2 | Unit tests for specific models |
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3 | @author: Mathieu Doucet / UTK |
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4 | """ |
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5 | |
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6 | import unittest, time, math |
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7 | |
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8 | # Disable "missing docstring" complaint |
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9 | # pylint: disable-msg=C0111 |
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10 | # Disable "too many methods" complaint |
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11 | # pylint: disable-msg=R0904 |
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12 | # Disable "could be a function" complaint |
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13 | # pylint: disable-msg=R0201 |
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14 | |
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15 | class TestSpherew(unittest.TestCase): |
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16 | """ Unit tests for sphere model """ |
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17 | |
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18 | def setUp(self): |
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19 | from sans.models.CoreFourShellModel import CoreFourShellModel |
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20 | from sans.models.CoreMultiShellModel import CoreMultiShellModel |
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21 | self.comp = CoreMultiShellModel(4) |
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22 | |
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23 | def test1D(self): |
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24 | """ Test 1D model for a sphere """ |
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25 | self.comp._set_dispersion() |
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26 | |
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27 | class TestSphere(unittest.TestCase): |
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28 | """ Unit tests for sphere model """ |
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29 | |
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30 | def setUp(self): |
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31 | from sans.models.SphereModel import SphereModel |
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32 | self.comp = SphereModel() |
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33 | |
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34 | def test1D(self): |
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35 | """ Test 1D model for a sphere """ |
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36 | self.assertAlmostEqual(self.comp.run(1.0), 5.6387e-5, 4) |
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37 | |
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38 | def test1D_2(self): |
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39 | """ Test 2D model for a sphere """ |
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40 | self.assertAlmostEqual(self.comp.run([1.0, 1.3]), 5.6387e-5, 4) |
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41 | |
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42 | class TestCyl(unittest.TestCase): |
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43 | """Unit tests for cylinder""" |
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44 | |
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45 | def setUp(self): |
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46 | |
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47 | from sans.models.CylinderModel import CylinderModel |
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48 | self.comp = CylinderModel() |
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49 | |
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50 | def test1D(self): |
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51 | """ Test 1D model of a cylinder """ |
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52 | self.assertAlmostEqual(self.comp.run(0.2), 0.041761386790780453, 4) |
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53 | |
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54 | def testTime(self): |
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55 | """ Time profiling """ |
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56 | self.comp.run(2.0) |
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57 | t0 = time.clock() |
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58 | self.assertTrue(time.clock()-t0<1e-5) |
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59 | |
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60 | def test2D(self): |
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61 | """ Test 2D model of a cylinder """ |
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62 | self.comp.setParam('cyl_theta', 1*180/math.pi) |
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63 | self.comp.setParam('cyl_phi', 1*180/math.pi) |
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64 | self.assertAlmostEqual(self.comp.run([0.2, 2.5]), |
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65 | 0.038176446608393366, 4) |
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66 | |
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67 | def testIO(self): |
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68 | from sans.models.ModelFactory import ModelFactory |
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69 | from sans.models.ModelIO import ModelIO |
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70 | factory = ModelFactory() |
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71 | io = ModelIO(factory) |
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72 | io.save(self.comp,"myModel.xml") |
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73 | value = self.comp.run(1) |
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74 | loaded = io.load("myModel.xml") |
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75 | self.assertEqual(value, loaded.run(1)) |
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76 | |
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77 | def testIO_add(self): |
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78 | # version 0.5.0: No longer supported |
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79 | return |
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80 | from sans.models.ModelFactory import ModelFactory |
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81 | from sans.models.ModelIO import ModelIO |
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82 | factory = ModelFactory() |
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83 | io = ModelIO(factory) |
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84 | sph = factory.getModel("SphereModel") |
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85 | cyl = factory.getModel("CylinderModel") |
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86 | combo = sph - cyl |
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87 | io.save(combo,"myModel.xml") |
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88 | value = combo.run(1) |
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89 | loaded = io.load("myModel.xml") |
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90 | self.assertEqual(value, loaded.run(1)) |
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91 | |
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92 | def testIO_add2(self): |
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93 | # version 0.5.0: No longer supported |
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94 | return |
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95 | from sans.models.ModelFactory import ModelFactory |
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96 | #from sans.models.ModelIO import ModelIO |
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97 | factory = ModelFactory() |
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98 | #io = ModelIO(factory) |
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99 | sph = factory.getModel("SphereModel") |
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100 | cyl = factory.getModel("CylinderModel") |
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101 | sph2 = factory.getModel("SphereModel") |
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102 | combo1 = cyl - sph |
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103 | combo = combo1 / sph2 |
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104 | #combo1 = sph |
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105 | #io.save(combo,"myModel.xml") |
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106 | # Just check that we have some output |
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107 | self.assertTrue(math.fabs(combo.run(1))>0) |
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108 | #loaded = io.load("myModel.xml") |
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109 | #self.assertEqual(value, loaded.run(1)) |
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110 | |
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111 | |
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112 | |
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113 | |
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114 | class TestFactory(unittest.TestCase): |
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115 | """Unit tests for Model Factory""" |
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116 | |
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117 | def setUp(self): |
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118 | from sans.models.ModelFactory import ModelFactory |
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119 | self.comp = ModelFactory().getModel('CylinderModel') |
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120 | |
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121 | def test1D(self): |
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122 | """ Test 1D model of a cylinder """ |
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123 | self.assertAlmostEqual(self.comp.run(0.2), 0.041761386790780453, 4) |
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124 | |
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125 | |
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126 | class TestGaussian(unittest.TestCase): |
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127 | """Unit tests for Gaussian function""" |
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128 | |
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129 | def setUp(self): |
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130 | from sans.models.Gaussian import Gaussian |
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131 | self.gauss= Gaussian() |
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132 | |
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133 | def test1D(self): |
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134 | self.gauss.setParam('scale', 2.0) |
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135 | self.gauss.setParam('center', 1.0) |
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136 | self.gauss.setParam('sigma', 1.0) |
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137 | self.assertEqual(self.gauss.run(1.0), 2.0) |
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138 | value = math.exp(-0.5) |
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139 | self.assertEqual(self.gauss.run(2.0), 2.0*value) |
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140 | |
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141 | def test2D(self): |
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142 | self.gauss.setParam('scale', 2.0) |
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143 | self.gauss.setParam('center', 1.0) |
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144 | self.gauss.setParam('sigma', 1.0) |
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145 | self.assertEqual(self.gauss.runXY([1.0,1.0]), 2.0*2.0) |
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146 | value = math.exp(-0.5) |
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147 | self.assertEqual(self.gauss.runXY([1.0,2.0]), 2.0*2.0*value) |
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148 | self.assertEqual(self.gauss.runXY([2.0,2.0]), 2.0*2.0*value*value) |
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149 | |
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150 | def test2Dphi(self): |
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151 | self.gauss.setParam('scale', 2.0) |
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152 | self.gauss.setParam('center', 1.0) |
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153 | self.gauss.setParam('sigma', 1.0) |
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154 | value = math.exp(-0.5) |
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155 | self.assertAlmostEqual(self.gauss.run([math.sqrt(8.0), math.pi/4.0]), 2.0*2.0*value*value, 5) |
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156 | |
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157 | class TestLorentzian(unittest.TestCase): |
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158 | """Unit tests for Lorentzian function""" |
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159 | |
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160 | def setUp(self): |
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161 | from sans.models.Lorentzian import Lorentzian |
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162 | self.lor= Lorentzian() |
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163 | |
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164 | def test1D(self): |
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165 | self.lor.setParam('scale', 2.0) |
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166 | self.lor.setParam('center', 1.0) |
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167 | self.lor.setParam('gamma', 1.0) |
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168 | self.assertEqual(self.lor.run(1.0), 4.0/math.pi) |
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169 | value = 1/math.pi*0.5/(1+.25) |
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170 | self.assertEqual(self.lor.run(2.0), 2.0*value) |
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171 | |
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172 | def test2D(self): |
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173 | self.lor.setParam('scale', 0.5*math.pi) |
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174 | self.lor.setParam('center', 1.0) |
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175 | self.lor.setParam('gamma', 1.0) |
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176 | self.assertEqual(self.lor.run(1.0), 1.0) |
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177 | value = 0.25/(1+.25) |
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178 | self.assertEqual(self.lor.runXY([1.0,2.0]), value) |
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179 | self.assertEqual(self.lor.runXY([2.0,2.0]), value*value) |
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180 | |
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181 | def test2Dphi(self): |
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182 | self.lor.setParam('scale', 0.5*math.pi) |
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183 | self.lor.setParam('center', 1.0) |
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184 | self.lor.setParam('gamma', 1.0) |
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185 | self.assertEqual(self.lor.run(1.0), 1.0) |
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186 | value = 0.25/(1+.25) |
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187 | self.assertAlmostEqual(self.lor.run([math.sqrt(8.0), math.pi/4.0]), value*value, 5) |
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188 | |
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189 | class TestSin(unittest.TestCase): |
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190 | """Unit tests for Sin(x) function""" |
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191 | |
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192 | def setUp(self): |
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193 | from sans.models.Sin import Sin |
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194 | self.sin = Sin() |
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195 | |
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196 | def test1D(self): |
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197 | self.assertEqual(self.sin.run(1.13), math.sin(1.13)) |
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198 | |
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199 | def test2D(self): |
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200 | self.assertEqual(self.sin.run([1.13,0.56]), math.sin(1.13*math.cos(0.56))*math.sin(1.13*math.sin(0.56))) |
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201 | self.assertEqual(self.sin.runXY([1.13,0.56]), math.sin(1.13)*math.sin(0.56)) |
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202 | |
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203 | class TestCos(unittest.TestCase): |
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204 | """Unit tests for Cos(x) function""" |
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205 | |
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206 | def setUp(self): |
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207 | from sans.models.Cos import Cos |
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208 | self.cos = Cos() |
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209 | |
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210 | def test1D(self): |
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211 | self.assertEqual(self.cos.run(1.13), math.cos(1.13)) |
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212 | |
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213 | def test2D(self): |
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214 | self.assertEqual(self.cos.run([1.13,0.56]), math.cos(1.13*math.cos(0.56))*math.cos(1.13*math.sin(0.56))) |
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215 | self.assertEqual(self.cos.runXY([1.13,0.56]), math.cos(1.13)*math.cos(0.56)) |
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216 | |
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217 | class TestConstant(unittest.TestCase): |
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218 | """Unit tests for Cos(x) function""" |
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219 | |
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220 | def setUp(self): |
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221 | from sans.models.Constant import Constant |
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222 | self.const = Constant() |
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223 | self.const.setParam('value',56.1) |
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224 | |
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225 | def test1D(self): |
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226 | self.assertEqual(self.const.run(1.13), 56.1) |
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227 | |
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228 | def test2D(self): |
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229 | self.assertEqual(self.const.run([1.13,0.56]), 56.1) |
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230 | self.assertEqual(self.const.runXY([1.13,0.56]), 56.1) |
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231 | |
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232 | def testFunction(self): |
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233 | # version 0.5.0: No longer supported |
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234 | return |
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235 | from sans.models.Sin import Sin |
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236 | s = Sin() |
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237 | A = self.const |
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238 | A.setParam('Value',1.5) |
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239 | B = self.const.clone() |
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240 | B.setParam('value',2.0) |
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241 | C = self.const.clone() |
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242 | C.setParam('value',3.0) |
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243 | |
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244 | f = A+B*s*s+C |
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245 | answer = 1.5+2.0*math.sin(1.1)**2+3.0 |
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246 | self.assertEqual(f.run(1.1), answer) |
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247 | |
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248 | |
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249 | |
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250 | if __name__ == '__main__': |
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251 | unittest.main() |
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