1 | """ |
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2 | Unit tests for data manipulations |
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3 | """ |
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4 | #TODO: what happens if you add a Data1D to a Data2D? |
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5 | |
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6 | import unittest |
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7 | import numpy, math |
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8 | from sas.sascalc.dataloader.loader import Loader |
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9 | from sas.guiframe.dataFitting import Data1D, Data2D |
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10 | from sas.guiframe.dataFitting import Data1D as Theory1D |
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11 | |
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12 | import os.path |
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13 | |
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14 | class data_info_tests(unittest.TestCase): |
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15 | |
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16 | def setUp(self): |
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17 | data = Loader().load("cansas1d.xml") |
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18 | self.data = data[0] |
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19 | |
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20 | def test_clone1D(self): |
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21 | """ |
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22 | Test basic cloning |
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23 | """ |
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24 | clone = self.data.clone_without_data() |
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25 | |
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26 | for i in range(len(self.data.detector)): |
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27 | self.assertEqual(self.data.detector[i].distance, clone.detector[i].distance) |
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28 | |
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29 | class theory1d_tests(unittest.TestCase): |
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30 | |
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31 | def setUp(self): |
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32 | data = Loader().load("cansas1d.xml") |
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33 | self.data = data[0] |
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34 | |
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35 | def test_clone_theory1D(self): |
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36 | """ |
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37 | Test basic cloning |
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38 | """ |
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39 | theory = Theory1D(x=[], y=[], dy=None) |
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40 | theory.clone_without_data(clone=self.data) |
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41 | theory.copy_from_datainfo(data1d=self.data) |
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42 | for i in range(len(self.data.detector)): |
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43 | self.assertEqual(self.data.detector[i].distance, theory.detector[i].distance) |
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44 | |
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45 | for i in range(len(self.data.x)): |
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46 | self.assertEqual(self.data.x[i], theory.x[i]) |
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47 | self.assertEqual(self.data.y[i], theory.y[i]) |
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48 | self.assertEqual(self.data.dy[i], theory.dy[i]) |
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49 | |
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50 | class manip_tests(unittest.TestCase): |
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51 | |
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52 | def setUp(self): |
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53 | # Create two data sets to play with |
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54 | x_0 = numpy.ones(5) |
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55 | for i in range(5): |
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56 | x_0[i] = x_0[i]*(i+1.0) |
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57 | |
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58 | y_0 = 2.0*numpy.ones(5) |
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59 | dy_0 = 0.5*numpy.ones(5) |
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60 | self.data = Data1D(x_0, y_0, dy=dy_0) |
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61 | |
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62 | x = self.data.x |
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63 | y = numpy.ones(5) |
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64 | dy = numpy.ones(5) |
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65 | self.data2 = Data1D(x, y, dy=dy) |
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66 | |
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67 | |
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68 | def test_load(self): |
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69 | """ |
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70 | Test whether the test file was loaded properly |
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71 | """ |
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72 | # There should be 5 entries in the file |
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73 | self.assertEqual(len(self.data.x), 5) |
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74 | |
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75 | for i in range(5): |
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76 | # The x values should be from 1 to 5 |
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77 | self.assertEqual(self.data.x[i], float(i+1)) |
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78 | |
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79 | # All y-error values should be 0.5 |
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80 | self.assertEqual(self.data.dy[i], 0.5) |
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81 | |
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82 | # All y values should be 2.0 |
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83 | self.assertEqual(self.data.y[i], 2.0) |
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84 | |
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85 | def test_add(self): |
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86 | result = self.data2+self.data |
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87 | for i in range(5): |
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88 | self.assertEqual(result.y[i], 3.0) |
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89 | self.assertEqual(result.dy[i], math.sqrt(0.5**2+1.0)) |
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90 | |
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91 | def test_sub(self): |
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92 | result = self.data2-self.data |
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93 | for i in range(5): |
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94 | self.assertEqual(result.y[i], -1.0) |
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95 | self.assertEqual(result.dy[i], math.sqrt(0.5**2+1.0)) |
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96 | |
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97 | def test_mul(self): |
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98 | result = self.data2*self.data |
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99 | for i in range(5): |
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100 | self.assertEqual(result.y[i], 2.0) |
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101 | self.assertEqual(result.dy[i], math.sqrt((0.5*1.0)**2+(1.0*2.0)**2)) |
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102 | |
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103 | def test_div(self): |
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104 | result = self.data2/self.data |
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105 | for i in range(5): |
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106 | self.assertEqual(result.y[i], 0.5) |
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107 | self.assertEqual(result.dy[i], math.sqrt((1.0/2.0)**2+(0.5*1.0/4.0)**2)) |
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108 | |
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109 | def test_radd(self): |
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110 | result = self.data+3.0 |
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111 | for i in range(5): |
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112 | self.assertEqual(result.y[i], 5.0) |
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113 | self.assertEqual(result.dy[i], 0.5) |
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114 | |
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115 | result = 3.0+self.data |
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116 | for i in range(5): |
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117 | self.assertEqual(result.y[i], 5.0) |
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118 | self.assertEqual(result.dy[i], 0.5) |
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119 | |
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120 | def test_rsub(self): |
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121 | result = self.data-3.0 |
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122 | for i in range(5): |
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123 | self.assertEqual(result.y[i], -1.0) |
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124 | self.assertEqual(result.dy[i], 0.5) |
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125 | |
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126 | result = 3.0-self.data |
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127 | for i in range(5): |
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128 | self.assertEqual(result.y[i], 1.0) |
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129 | self.assertEqual(result.dy[i], 0.5) |
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130 | |
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131 | def test_rmul(self): |
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132 | result = self.data*3.0 |
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133 | for i in range(5): |
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134 | self.assertEqual(result.y[i], 6.0) |
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135 | self.assertEqual(result.dy[i], 1.5) |
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136 | |
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137 | result = 3.0*self.data |
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138 | for i in range(5): |
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139 | self.assertEqual(result.y[i], 6.0) |
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140 | self.assertEqual(result.dy[i], 1.5) |
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141 | |
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142 | def test_rdiv(self): |
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143 | result = self.data/4.0 |
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144 | for i in range(5): |
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145 | self.assertEqual(result.y[i], 0.5) |
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146 | self.assertEqual(result.dy[i], 0.125) |
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147 | |
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148 | result = 6.0/self.data |
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149 | for i in range(5): |
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150 | self.assertEqual(result.y[i], 3.0) |
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151 | self.assertEqual(result.dy[i], 6.0*0.5/4.0) |
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152 | |
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153 | class manip_2D(unittest.TestCase): |
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154 | |
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155 | def setUp(self): |
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156 | # Create two data sets to play with |
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157 | x_0 = 2.0*numpy.ones(25) |
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158 | dx_0 = 0.5*numpy.ones(25) |
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159 | qx_0 = numpy.arange(25) |
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160 | qy_0 = numpy.arange(25) |
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161 | mask_0 = numpy.zeros(25) |
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162 | dqx_0 = numpy.arange(25)/100 |
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163 | dqy_0 = numpy.arange(25)/100 |
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164 | q_0 = numpy.sqrt(qx_0 * qx_0 + qy_0 * qy_0) |
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165 | self.data = Data2D(image=x_0, err_image=dx_0, qx_data=qx_0, |
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166 | qy_data=qy_0, q_data=q_0, mask=mask_0, |
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167 | dqx_data=dqx_0, dqy_data=dqy_0) |
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168 | |
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169 | y = numpy.ones(25) |
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170 | dy = numpy.ones(25) |
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171 | qx = numpy.arange(25) |
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172 | qy = numpy.arange(25) |
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173 | mask = numpy.zeros(25) |
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174 | q = numpy.sqrt(qx * qx + qy * qy) |
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175 | self.data2 = Data2D(image=y, err_image=dy, qx_data=qx, qy_data=qy, |
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176 | q_data=q, mask=mask) |
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177 | |
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178 | |
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179 | def test_load(self): |
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180 | """ |
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181 | Test whether the test file was loaded properly |
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182 | """ |
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183 | # There should be 5 entries in the file |
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184 | self.assertEqual(numpy.size(self.data.data), 25) |
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185 | |
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186 | for i in range(25): |
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187 | # All y-error values should be 0.5 |
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188 | self.assertEqual(self.data.err_data[i], 0.5) |
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189 | |
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190 | # All y values should be 2.0 |
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191 | self.assertEqual(self.data.data[i], 2.0) |
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192 | |
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193 | def test_add(self): |
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194 | result = self.data2+self.data |
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195 | for i in range(25): |
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196 | self.assertEqual(result.data[i], 3.0) |
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197 | self.assertEqual(result.err_data[i], math.sqrt(0.5**2+1.0)) |
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198 | |
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199 | def test_sub(self): |
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200 | result = self.data2-self.data |
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201 | for i in range(25): |
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202 | self.assertEqual(result.data[i], -1.0) |
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203 | self.assertEqual(result.err_data[i], math.sqrt(0.5**2+1.0)) |
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204 | |
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205 | def test_mul(self): |
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206 | result = self.data2*self.data |
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207 | for i in range(25): |
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208 | self.assertEqual(result.data[i], 2.0) |
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209 | self.assertEqual(result.err_data[i], math.sqrt((0.5*1.0)**2+(1.0*2.0)**2)) |
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210 | |
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211 | def test_div(self): |
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212 | result = self.data2/self.data |
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213 | for i in range(25): |
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214 | self.assertEqual(result.data[i], 0.5) |
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215 | self.assertEqual(result.err_data[i], math.sqrt((1.0/2.0)**2+(0.5*1.0/4.0)**2)) |
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216 | |
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217 | def test_radd(self): |
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218 | result = self.data+3.0 |
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219 | for i in range(25): |
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220 | self.assertEqual(result.data[i], 5.0) |
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221 | self.assertEqual(result.err_data[i], 0.5) |
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222 | |
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223 | result = 3.0+self.data |
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224 | for i in range(25): |
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225 | self.assertEqual(result.data[i], 5.0) |
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226 | self.assertEqual(result.err_data[i], 0.5) |
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227 | |
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228 | def test_rsub(self): |
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229 | result = self.data-3.0 |
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230 | for i in range(25): |
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231 | self.assertEqual(result.data[i], -1.0) |
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232 | self.assertEqual(result.err_data[i], 0.5) |
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233 | |
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234 | result = 3.0-self.data |
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235 | for i in range(25): |
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236 | self.assertEqual(result.data[i], 1.0) |
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237 | self.assertEqual(result.err_data[i], 0.5) |
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238 | |
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239 | def test_rmul(self): |
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240 | result = self.data*3.0 |
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241 | for i in range(25): |
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242 | self.assertEqual(result.data[i], 6.0) |
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243 | self.assertEqual(result.err_data[i], 1.5) |
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244 | |
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245 | result = 3.0*self.data |
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246 | for i in range(25): |
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247 | self.assertEqual(result.data[i], 6.0) |
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248 | self.assertEqual(result.err_data[i], 1.5) |
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249 | |
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250 | def test_rdiv(self): |
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251 | result = self.data/4.0 |
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252 | for i in range(25): |
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253 | self.assertEqual(result.data[i], 0.5) |
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254 | self.assertEqual(result.err_data[i], 0.125) |
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255 | |
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256 | result = 6.0/self.data |
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257 | for i in range(25): |
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258 | self.assertEqual(result.data[i], 3.0) |
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259 | self.assertEqual(result.err_data[i], 6.0*0.5/4.0) |
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260 | |
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261 | class extra_manip_2D(unittest.TestCase): |
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262 | |
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263 | def setUp(self): |
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264 | # Create two data sets to play with |
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265 | x_0 = 2.0*numpy.ones(25) |
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266 | dx_0 = 0.5*numpy.ones(25) |
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267 | qx_0 = numpy.arange(25) |
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268 | qy_0 = numpy.arange(25) |
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269 | mask_0 = numpy.zeros(25) |
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270 | dqx_0 = numpy.arange(25)/100 |
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271 | dqy_0 = numpy.arange(25)/100 |
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272 | q_0 = numpy.sqrt(qx_0 * qx_0 + qy_0 * qy_0) |
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273 | self.data = Data2D(image=x_0, err_image=dx_0, qx_data=qx_0, |
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274 | qy_data=qy_0, q_data=q_0, mask=mask_0, |
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275 | dqx_data=dqx_0, dqy_data=dqy_0) |
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276 | |
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277 | y = numpy.ones(25) |
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278 | dy = numpy.ones(25) |
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279 | qx = numpy.arange(25) |
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280 | qy = numpy.arange(25) |
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281 | mask = numpy.zeros(25) |
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282 | q = numpy.sqrt(qx * qx + qy * qy) |
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283 | self.data2 = Data2D(image=y, err_image=dy, qx_data=qx, qy_data=qy, |
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284 | q_data=q, mask=mask) |
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285 | |
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286 | |
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287 | def test_load(self): |
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288 | """ |
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289 | Test whether the test file was loaded properly |
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290 | """ |
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291 | # There should be 5 entries in the file |
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292 | self.assertEqual(numpy.size(self.data.data), 25) |
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293 | |
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294 | for i in range(25): |
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295 | # All y-error values should be 0.5 |
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296 | self.assertEqual(self.data.err_data[i], 0.5) |
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297 | |
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298 | # All y values should be 2.0 |
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299 | self.assertEqual(self.data.data[i], 2.0) |
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300 | |
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301 | def test_add(self): |
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302 | result = self.data2+self.data |
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303 | for i in range(25): |
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304 | self.assertEqual(result.data[i], 3.0) |
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305 | self.assertEqual(result.err_data[i], math.sqrt(0.5**2+1.0)) |
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306 | |
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307 | def test_sub(self): |
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308 | result = self.data2-self.data |
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309 | for i in range(25): |
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310 | self.assertEqual(result.data[i], -1.0) |
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311 | self.assertEqual(result.err_data[i], math.sqrt(0.5**2+1.0)) |
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312 | |
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313 | def test_mul(self): |
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314 | result = self.data2*self.data |
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315 | for i in range(25): |
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316 | self.assertEqual(result.data[i], 2.0) |
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317 | self.assertEqual(result.err_data[i], math.sqrt((0.5*1.0)**2+(1.0*2.0)**2)) |
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318 | |
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319 | def test_div(self): |
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320 | result = self.data2/self.data |
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321 | for i in range(25): |
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322 | self.assertEqual(result.data[i], 0.5) |
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323 | self.assertEqual(result.err_data[i], math.sqrt((1.0/2.0)**2+(0.5*1.0/4.0)**2)) |
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324 | |
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325 | def test_radd(self): |
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326 | result = self.data+3.0 |
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327 | for i in range(25): |
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328 | self.assertEqual(result.data[i], 5.0) |
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329 | self.assertEqual(result.err_data[i], 0.5) |
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330 | |
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331 | result = 3.0+self.data |
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332 | for i in range(25): |
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333 | self.assertEqual(result.data[i], 5.0) |
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334 | self.assertEqual(result.err_data[i], 0.5) |
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335 | |
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336 | def test_rsub(self): |
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337 | result = self.data-3.0 |
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338 | for i in range(25): |
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339 | self.assertEqual(result.data[i], -1.0) |
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340 | self.assertEqual(result.err_data[i], 0.5) |
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341 | |
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342 | result = 3.0-self.data |
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343 | for i in range(25): |
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344 | self.assertEqual(result.data[i], 1.0) |
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345 | self.assertEqual(result.err_data[i], 0.5) |
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346 | |
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347 | def test_rmul(self): |
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348 | result = self.data*3.0 |
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349 | for i in range(25): |
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350 | self.assertEqual(result.data[i], 6.0) |
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351 | self.assertEqual(result.err_data[i], 1.5) |
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352 | |
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353 | result = 3.0*self.data |
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354 | for i in range(25): |
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355 | self.assertEqual(result.data[i], 6.0) |
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356 | self.assertEqual(result.err_data[i], 1.5) |
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357 | |
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358 | def test_rdiv(self): |
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359 | result = self.data/4.0 |
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360 | for i in range(25): |
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361 | self.assertEqual(result.data[i], 0.5) |
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362 | self.assertEqual(result.err_data[i], 0.125) |
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363 | |
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364 | result = 6.0/self.data |
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365 | for i in range(25): |
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366 | self.assertEqual(result.data[i], 3.0) |
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367 | self.assertEqual(result.err_data[i], 6.0*0.5/4.0) |
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368 | |
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369 | if __name__ == '__main__': |
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370 | unittest.main() |
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371 | |
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