1 | """ |
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2 | Unit tests for data manipulations |
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3 | """ |
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4 | |
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5 | import unittest |
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6 | import numpy, math |
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7 | from sans.dataloader.loader import Loader |
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8 | from sans.dataloader.data_info import Data1D |
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9 | |
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10 | import os.path |
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11 | |
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12 | class abs_reader(unittest.TestCase): |
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13 | |
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14 | def setUp(self): |
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15 | from sans.dataloader.readers.abs_reader import Reader |
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16 | self.data = Reader().read("jan08002.ABS") |
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17 | |
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18 | def test_abs_checkdata(self): |
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19 | """ |
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20 | Check the data content to see whether |
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21 | it matches the specific file we loaded. |
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22 | Check the units too to see whether the |
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23 | Data1D defaults changed. Otherwise the |
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24 | tests won't pass |
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25 | """ |
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26 | self.assertEqual(self.data.filename, "jan08002.ABS") |
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27 | self.assertEqual(self.data.meta_data['loader'], "IGOR 1D") |
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28 | |
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29 | self.assertEqual(self.data.source.wavelength_unit, 'A') |
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30 | self.assertEqual(self.data.source.wavelength, 6.0) |
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31 | |
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32 | self.assertEqual(self.data.detector[0].distance_unit, 'mm') |
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33 | self.assertEqual(self.data.detector[0].distance, 1000.0) |
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34 | |
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35 | self.assertEqual(self.data.sample.transmission, 0.5667) |
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36 | |
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37 | self.assertEqual(self.data.detector[0].beam_center_unit, 'mm') |
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38 | center_x = 114.58*5.0 |
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39 | center_y = 64.22*5.0 |
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40 | self.assertEqual(self.data.detector[0].beam_center.x, center_x) |
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41 | self.assertEqual(self.data.detector[0].beam_center.y, center_y) |
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42 | |
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43 | self.assertEqual(self.data.y_unit, '1/cm') |
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44 | self.assertEqual(self.data.x[0], 0.002618) |
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45 | self.assertEqual(self.data.x[1], 0.007854) |
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46 | self.assertEqual(self.data.x[2], 0.01309) |
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47 | self.assertEqual(self.data.x[126], 0.5828) |
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48 | |
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49 | self.assertEqual(self.data.y[0], 0.02198) |
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50 | self.assertEqual(self.data.y[1], 0.02201) |
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51 | self.assertEqual(self.data.y[2], 0.02695) |
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52 | self.assertEqual(self.data.y[126], 0.2958) |
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53 | |
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54 | self.assertEqual(self.data.dy[0], 0.002704) |
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55 | self.assertEqual(self.data.dy[1], 0.001643) |
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56 | self.assertEqual(self.data.dy[2], 0.002452) |
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57 | self.assertEqual(self.data.dy[126], 1) |
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58 | |
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59 | def test_checkdata2(self): |
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60 | self.assertEqual(self.data.dy[126], 1) |
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61 | |
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62 | class hfir_reader(unittest.TestCase): |
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63 | |
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64 | def setUp(self): |
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65 | self.data = Loader().load("S2-30dq.d1d") |
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66 | |
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67 | def test_hfir_checkdata(self): |
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68 | """ |
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69 | Check the data content to see whether |
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70 | it matches the specific file we loaded. |
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71 | """ |
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72 | self.assertEqual(self.data.filename, "S2-30dq.d1d") |
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73 | # THIS FILE FORMAT IS CURRENTLY READ BY THE ASCII READER |
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74 | self.assertEqual(self.data.meta_data['loader'], "HFIR 1D") |
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75 | self.assertEqual(len(self.data.x), 134) |
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76 | self.assertEqual(len(self.data.y), 134) |
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77 | # Q I dI dQ |
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78 | # Point 1: 0.003014 0.003010 0.000315 0.008249 |
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79 | self.assertEqual(self.data.x[1], 0.003014) |
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80 | self.assertEqual(self.data.y[1], 0.003010) |
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81 | self.assertEqual(self.data.dy[1], 0.000315) |
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82 | self.assertEqual(self.data.dx[1], 0.008249) |
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83 | |
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84 | |
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85 | class igor_reader(unittest.TestCase): |
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86 | |
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87 | def setUp(self): |
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88 | self.data = Loader().load("MAR07232_rest.ASC") |
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89 | |
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90 | def test_igor_checkdata(self): |
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91 | """ |
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92 | Check the data content to see whether |
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93 | it matches the specific file we loaded. |
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94 | Check the units too to see whether the |
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95 | Data1D defaults changed. Otherwise the |
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96 | tests won't pass |
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97 | """ |
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98 | self.assertEqual(self.data.filename, "MAR07232_rest.ASC") |
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99 | self.assertEqual(self.data.meta_data['loader'], "IGOR 2D") |
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100 | |
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101 | self.assertEqual(self.data.source.wavelength_unit, 'A') |
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102 | self.assertEqual(self.data.source.wavelength, 8.4) |
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103 | |
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104 | self.assertEqual(self.data.detector[0].distance_unit, 'mm') |
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105 | self.assertEqual(self.data.detector[0].distance, 13705) |
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106 | |
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107 | self.assertEqual(self.data.sample.transmission, 0.84357) |
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108 | |
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109 | self.assertEqual(self.data.detector[0].beam_center_unit, 'mm') |
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110 | center_x = (68.76-1)*5.0 |
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111 | center_y = (62.47-1)*5.0 |
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112 | self.assertEqual(self.data.detector[0].beam_center.x, center_x) |
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113 | self.assertEqual(self.data.detector[0].beam_center.y, center_y) |
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114 | |
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115 | self.assertEqual(self.data.I_unit, '1/cm') |
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116 | self.assertEqual(self.data.data[0], 0.279783) |
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117 | self.assertEqual(self.data.data[1], 0.28951) |
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118 | self.assertEqual(self.data.data[2], 0.167634) |
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119 | |
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120 | class danse_reader(unittest.TestCase): |
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121 | |
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122 | def setUp(self): |
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123 | self.data = Loader().load("MP_New.sans") |
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124 | |
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125 | def test_checkdata(self): |
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126 | """ |
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127 | Check the data content to see whether |
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128 | it matches the specific file we loaded. |
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129 | Check the units too to see whether the |
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130 | Data1D defaults changed. Otherwise the |
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131 | tests won't pass |
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132 | """ |
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133 | self.assertEqual(self.data.filename, "MP_New.sans") |
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134 | self.assertEqual(self.data.meta_data['loader'], "DANSE") |
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135 | |
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136 | self.assertEqual(self.data.source.wavelength_unit, 'A') |
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137 | self.assertEqual(self.data.source.wavelength, 7.5) |
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138 | |
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139 | self.assertEqual(self.data.detector[0].distance_unit, 'mm') |
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140 | self.assertAlmostEqual(self.data.detector[0].distance, 5414.99, 3) |
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141 | |
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142 | self.assertEqual(self.data.detector[0].beam_center_unit, 'mm') |
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143 | center_x = 68.74*5.0 |
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144 | center_y = 64.77*5.0 |
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145 | self.assertEqual(self.data.detector[0].beam_center.x, center_x) |
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146 | self.assertEqual(self.data.detector[0].beam_center.y, center_y) |
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147 | |
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148 | self.assertEqual(self.data.I_unit, '1/cm') |
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149 | self.assertEqual(self.data.data[0], 1.57831) |
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150 | self.assertEqual(self.data.data[1], 2.70983) |
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151 | self.assertEqual(self.data.data[2], 3.83422) |
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152 | |
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153 | self.assertEqual(self.data.err_data[0], 1.37607) |
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154 | self.assertEqual(self.data.err_data[1], 1.77569) |
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155 | self.assertEqual(self.data.err_data[2], 2.06313) |
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156 | |
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157 | |
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158 | class cansas_reader(unittest.TestCase): |
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159 | |
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160 | def setUp(self): |
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161 | self.data = Loader().load("cansas1d.xml") |
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162 | |
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163 | def test_cansas_checkdata(self): |
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164 | self.assertEqual(self.data.filename, "cansas1d.xml") |
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165 | self._checkdata() |
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166 | |
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167 | def _checkdata(self): |
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168 | """ |
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169 | Check the data content to see whether |
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170 | it matches the specific file we loaded. |
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171 | Check the units too to see whether the |
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172 | Data1D defaults changed. Otherwise the |
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173 | tests won't pass |
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174 | """ |
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175 | |
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176 | self.assertEqual(self.data.run[0], "1234") |
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177 | self.assertEqual(self.data.meta_data['loader'], "CanSAS 1D") |
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178 | self.assertEqual(len(self.data.errors), 0) |
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179 | |
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180 | # Data |
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181 | self.assertEqual(len(self.data.x), 2) |
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182 | self.assertEqual(self.data.x_unit, '1/A') |
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183 | self.assertEqual(self.data.y_unit, '1/cm') |
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184 | self.assertAlmostEqual(self.data.x[0], 0.02, 6) |
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185 | self.assertAlmostEqual(self.data.y[0], 1000, 6) |
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186 | self.assertAlmostEqual(self.data.dx[0], 0.01, 6) |
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187 | self.assertAlmostEqual(self.data.dy[0], 3, 6) |
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188 | self.assertAlmostEqual(self.data.x[1], 0.03, 6) |
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189 | self.assertAlmostEqual(self.data.y[1], 1001.0) |
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190 | self.assertAlmostEqual(self.data.dx[1], 0.02, 6) |
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191 | self.assertAlmostEqual(self.data.dy[1], 4, 6) |
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192 | self.assertEqual(self.data.run_name['1234'], 'run name') |
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193 | self.assertEqual(self.data.title, "Test title") |
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194 | |
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195 | # Sample info |
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196 | self.assertEqual(self.data.sample.ID, "SI600-new-long") |
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197 | self.assertEqual(self.data.sample.name, "my sample") |
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198 | self.assertEqual(self.data.sample.thickness_unit, 'mm') |
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199 | self.assertEqual(self.data.sample.thickness, 1.03) |
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200 | |
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201 | self.assertEqual(self.data.sample.transmission, 0.327) |
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202 | |
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203 | self.assertEqual(self.data.sample.temperature_unit, 'C') |
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204 | self.assertEqual(self.data.sample.temperature, 0) |
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205 | |
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206 | self.assertEqual(self.data.sample.position_unit, 'mm') |
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207 | self.assertEqual(self.data.sample.position.x, 10) |
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208 | self.assertEqual(self.data.sample.position.y, 0) |
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209 | |
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210 | self.assertEqual(self.data.sample.orientation_unit, 'degree') |
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211 | self.assertEqual(self.data.sample.orientation.x, 22.5) |
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212 | self.assertEqual(self.data.sample.orientation.y, 0.02) |
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213 | |
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214 | self.assertEqual(self.data.sample.details[0], "http://chemtools.chem.soton.ac.uk/projects/blog/blogs.php/bit_id/2720") |
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215 | self.assertEqual(self.data.sample.details[1], "Some text here") |
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216 | |
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217 | # Instrument info |
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218 | self.assertEqual(self.data.instrument, "canSAS instrument") |
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219 | |
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220 | # Source |
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221 | self.assertEqual(self.data.source.radiation, "neutron") |
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222 | |
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223 | self.assertEqual(self.data.source.beam_size_unit, "mm") |
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224 | self.assertEqual(self.data.source.beam_size_name, "bm") |
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225 | self.assertEqual(self.data.source.beam_size.x, 12) |
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226 | self.assertEqual(self.data.source.beam_size.y, 13) |
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227 | |
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228 | self.assertEqual(self.data.source.beam_shape, "disc") |
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229 | |
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230 | self.assertEqual(self.data.source.wavelength_unit, "A") |
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231 | self.assertEqual(self.data.source.wavelength, 6) |
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232 | |
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233 | self.assertEqual(self.data.source.wavelength_max_unit, "nm") |
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234 | self.assertEqual(self.data.source.wavelength_max, 1.0) |
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235 | self.assertEqual(self.data.source.wavelength_min_unit, "nm") |
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236 | self.assertEqual(self.data.source.wavelength_min, 0.22) |
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237 | self.assertEqual(self.data.source.wavelength_spread_unit, "percent") |
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238 | self.assertEqual(self.data.source.wavelength_spread, 14.3) |
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239 | |
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240 | # Collimation |
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241 | _found1 = False |
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242 | _found2 = False |
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243 | self.assertEqual(self.data.collimation[0].length, 123.) |
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244 | self.assertEqual(self.data.collimation[0].name, 'test coll name') |
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245 | |
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246 | for item in self.data.collimation[0].aperture: |
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247 | self.assertEqual(item.size_unit,'mm') |
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248 | self.assertEqual(item.distance_unit,'mm') |
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249 | |
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250 | if item.size.x==50 \ |
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251 | and item.distance==11000.0 \ |
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252 | and item.name=='source' \ |
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253 | and item.type=='radius': |
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254 | _found1 = True |
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255 | elif item.size.x==1.0 \ |
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256 | and item.name=='sample' \ |
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257 | and item.type=='radius': |
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258 | _found2 = True |
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259 | |
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260 | if _found1==False or _found2==False: |
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261 | print item.distance |
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262 | raise RuntimeError, "Could not find all data %s %s" % (_found1, _found2) |
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263 | |
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264 | # Detector |
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265 | self.assertEqual(self.data.detector[0].name, "fictional hybrid") |
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266 | self.assertEqual(self.data.detector[0].distance_unit, "mm") |
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267 | self.assertEqual(self.data.detector[0].distance, 4150) |
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268 | |
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269 | self.assertEqual(self.data.detector[0].orientation_unit, "degree") |
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270 | self.assertEqual(self.data.detector[0].orientation.x, 1.0) |
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271 | self.assertEqual(self.data.detector[0].orientation.y, 0.0) |
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272 | self.assertEqual(self.data.detector[0].orientation.z, 0.0) |
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273 | |
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274 | self.assertEqual(self.data.detector[0].offset_unit, "m") |
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275 | self.assertEqual(self.data.detector[0].offset.x, .001) |
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276 | self.assertEqual(self.data.detector[0].offset.y, .002) |
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277 | self.assertEqual(self.data.detector[0].offset.z, None) |
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278 | |
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279 | self.assertEqual(self.data.detector[0].beam_center_unit, "mm") |
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280 | self.assertEqual(self.data.detector[0].beam_center.x, 322.64) |
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281 | self.assertEqual(self.data.detector[0].beam_center.y, 327.68) |
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282 | self.assertEqual(self.data.detector[0].beam_center.z, None) |
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283 | |
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284 | self.assertEqual(self.data.detector[0].pixel_size_unit, "mm") |
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285 | self.assertEqual(self.data.detector[0].pixel_size.x, 5) |
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286 | self.assertEqual(self.data.detector[0].pixel_size.y, 5) |
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287 | self.assertEqual(self.data.detector[0].pixel_size.z, None) |
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288 | |
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289 | # Process |
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290 | _found_term1 = False |
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291 | _found_term2 = False |
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292 | for item in self.data.process: |
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293 | self.assertTrue(item.name in ['NCNR-IGOR', 'spol']) |
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294 | self.assertTrue(item.date in ['04-Sep-2007 18:35:02', |
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295 | '03-SEP-2006 11:42:47']) |
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296 | for t in item.term: |
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297 | if t['name']=="ABS:DSTAND" \ |
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298 | and t['unit']=='mm' \ |
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299 | and float(t['value'])==1.0: |
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300 | _found_term2 = True |
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301 | elif t['name']=="radialstep" \ |
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302 | and t['unit']=='mm' \ |
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303 | and float(t['value'])==10.0: |
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304 | _found_term1 = True |
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305 | |
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306 | if _found_term1==False or _found_term2==False: |
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307 | raise RuntimeError, "Could not find all process terms %s %s" % (_found_term1, _found_term2) |
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308 | |
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309 | |
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310 | |
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311 | |
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312 | def test_writer(self): |
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313 | from sans.dataloader.readers.cansas_reader import Reader |
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314 | r = Reader() |
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315 | x = numpy.ones(5) |
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316 | y = numpy.ones(5) |
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317 | dy = numpy.ones(5) |
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318 | |
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319 | filename = "write_test.xml" |
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320 | r.write(filename, self.data) |
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321 | self.data = Loader().load(filename) |
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322 | self.assertEqual(self.data.filename, filename) |
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323 | self._checkdata() |
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324 | |
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325 | def test_units(self): |
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326 | """ |
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327 | Check units. |
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328 | Note that not all units are available. |
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329 | """ |
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330 | filename = "cansas1d_units.xml" |
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331 | self.data = Loader().load(filename) |
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332 | self.assertEqual(self.data.filename, filename) |
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333 | self._checkdata() |
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334 | |
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335 | def test_badunits(self): |
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336 | """ |
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337 | Check units. |
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338 | Note that not all units are available. |
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339 | """ |
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340 | filename = "cansas1d_badunits.xml" |
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341 | self.data = Loader().load(filename) |
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342 | self.assertEqual(self.data.filename, filename) |
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343 | # The followed should not have been loaded |
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344 | self.assertEqual(self.data.sample.thickness, None) |
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345 | # This one should |
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346 | self.assertEqual(self.data.sample.transmission, 0.327) |
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347 | |
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348 | self.assertEqual(self.data.meta_data['loader'], "CanSAS 1D") |
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349 | self.assertEqual(len(self.data.errors), 1) |
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350 | |
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351 | |
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352 | def test_slits(self): |
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353 | """ |
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354 | Check slit data |
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355 | """ |
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356 | filename = "cansas1d_slit.xml" |
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357 | self.data = Loader().load(filename) |
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358 | self.assertEqual(self.data.filename, filename) |
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359 | self.assertEqual(self.data.run[0], "1234") |
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360 | |
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361 | # Data |
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362 | self.assertEqual(len(self.data.x), 2) |
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363 | self.assertEqual(self.data.x_unit, '1/A') |
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364 | self.assertEqual(self.data.y_unit, '1/cm') |
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365 | self.assertEqual(self.data.x[0], 0.02) |
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366 | self.assertEqual(self.data.y[0], 1000) |
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367 | self.assertEqual(self.data.dxl[0], 0.005) |
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368 | self.assertEqual(self.data.dxw[0], 0.001) |
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369 | self.assertEqual(self.data.dy[0], 3) |
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370 | self.assertEqual(self.data.x[1], 0.03) |
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371 | self.assertAlmostEquals(self.data.y[1], 1001.0) |
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372 | self.assertEqual(self.data.dx[1], 0.0) |
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373 | self.assertEqual(self.data.dxl[1], 0.005) |
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374 | self.assertEqual(self.data.dxw[1], 0.001) |
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375 | self.assertEqual(self.data.dy[1], 4) |
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376 | self.assertEqual(self.data.run_name['1234'], 'run name') |
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377 | self.assertEqual(self.data.title, "Test title") |
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378 | |
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379 | |
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380 | |
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381 | if __name__ == '__main__': |
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382 | unittest.main(testRunner=unittest.TextTestRunner(verbosity=2)) |
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