1 | # -*- coding: utf-8 -*- |
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2 | """ |
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3 | Created on Tue Feb 17 11:43:56 2015 |
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4 | |
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5 | @author: David |
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6 | """ |
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7 | |
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8 | import sys |
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9 | import unittest |
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10 | |
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11 | import numpy as np |
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12 | |
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13 | from .core import list_models, load_model_definition |
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14 | from .core import load_model_cl, load_model_dll |
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15 | from .core import make_kernel, call_kernel |
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16 | |
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17 | def annotate_exception(exc, msg): |
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18 | """ |
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19 | Add an annotation to the current exception, which can then be forwarded |
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20 | to the caller using a bare "raise" statement to reraise the annotated |
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21 | exception. |
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22 | Example:: |
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23 | >>> D = {} |
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24 | >>> try: |
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25 | ... print D['hello'] |
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26 | ... except Exception,exc: |
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27 | ... annotate_exception(exc, "while accessing 'D'") |
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28 | ... raise |
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29 | Traceback (most recent call last): |
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30 | ... |
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31 | KeyError: "hello while accessing 'D'" |
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32 | """ |
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33 | args = exc.args |
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34 | if not args: |
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35 | exc.args = (msg,) |
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36 | else: |
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37 | try: |
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38 | arg0 = " ".join((args[0],msg)) |
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39 | exc.args = tuple([arg0] + list(args[1:])) |
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40 | except: |
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41 | exc.args = (" ".join((str(exc),msg)),) |
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42 | |
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43 | def suite(loaders, models): |
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44 | |
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45 | suite = unittest.TestSuite() |
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46 | |
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47 | if models[0] == 'all': |
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48 | skip = models[1:] |
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49 | models = list_models() |
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50 | else: |
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51 | skip = [] |
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52 | for model_name in models: |
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53 | if model_name in skip: continue |
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54 | model_definition = load_model_definition(model_name) |
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55 | |
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56 | smoke_tests = [[{},0.1,None],[{},(0.1,0.1),None]] |
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57 | tests = smoke_tests + getattr(model_definition, 'tests', []) |
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58 | |
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59 | if tests: # in case there are no smoke tests... |
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60 | #print '------' |
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61 | #print 'found tests in', model_name |
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62 | #print '------' |
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63 | |
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64 | # if ispy then use the dll loader to call pykernel |
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65 | # don't try to call cl kernel since it will not be |
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66 | # available in some environmentes. |
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67 | ispy = callable(getattr(model_definition,'Iq', None)) |
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68 | |
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69 | # test using opencl if desired |
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70 | if not ispy and ('opencl' in loaders and load_model_cl): |
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71 | test_name = "Model: %s, Kernel: OpenCL"%model_name |
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72 | test = ModelTestCase(test_name, model_definition, |
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73 | load_model_cl, tests) |
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74 | print "defining", test_name |
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75 | suite.addTest(test) |
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76 | |
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77 | # test using dll if desired |
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78 | if ispy or ('dll' in loaders and load_model_dll): |
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79 | test_name = "Model: %s, Kernel: dll"%model_name |
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80 | test = ModelTestCase(test_name, model_definition, |
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81 | load_model_dll, tests) |
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82 | print "defining", test_name |
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83 | suite.addTest(test) |
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84 | |
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85 | return suite |
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86 | |
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87 | class ModelTestCase(unittest.TestCase): |
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88 | |
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89 | def __init__(self, test_name, definition, loader, tests): |
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90 | unittest.TestCase.__init__(self) |
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91 | |
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92 | self.test_name = test_name |
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93 | self.definition = definition |
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94 | self.loader = loader |
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95 | self.tests = tests |
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96 | |
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97 | def runTest(self): |
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98 | print "running", self.test_name |
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99 | try: |
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100 | model = self.loader(self.definition) |
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101 | for test in self.tests: |
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102 | pars, Q, I = test |
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103 | |
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104 | if not isinstance(Q, list): |
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105 | Q = [Q] |
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106 | if not isinstance(I, list): |
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107 | I = [I] |
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108 | |
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109 | if isinstance(Q[0], tuple): |
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110 | Qx,Qy = zip(*Q) |
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111 | Q_vectors = [np.array(Qx), np.array(Qy)] |
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112 | else: |
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113 | Q_vectors = [np.array(Q)] |
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114 | |
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115 | self.assertEqual(len(I), len(Q)) |
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116 | |
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117 | kernel = make_kernel(model, Q_vectors) |
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118 | Iq = call_kernel(kernel, pars) |
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119 | |
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120 | self.assertGreater(len(Iq), 0) |
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121 | self.assertEqual(len(I), len(Iq)) |
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122 | |
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123 | for q, i, iq in zip(Q, I, Iq): |
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124 | if i is None: continue # smoke test --- make sure it runs |
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125 | err = abs(i - iq) |
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126 | nrm = abs(i) |
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127 | |
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128 | self.assertLess(err * 10**5, nrm, 'q:%s; expected:%s; actual:%s' % (q, i, iq)) |
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129 | |
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130 | except Exception,exc: |
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131 | annotate_exception(exc, self.test_name) |
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132 | raise |
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133 | |
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134 | def main(): |
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135 | |
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136 | models = sys.argv[1:] |
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137 | if models and models[0] == 'opencl': |
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138 | if load_model_cl is None: |
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139 | print >>sys.stderr, "opencl is not available" |
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140 | sys.exit(1) |
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141 | loaders = ['opencl'] |
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142 | models = models[1:] |
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143 | elif models and models[0] == 'dll': |
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144 | # TODO: test if compiler is available? |
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145 | loaders = ['dll'] |
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146 | models = models[1:] |
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147 | else: |
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148 | loaders = ['opencl', 'dll'] |
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149 | if models: |
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150 | runner = unittest.TextTestRunner() |
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151 | runner.run(suite(loaders, models)) |
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152 | else: |
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153 | print >>sys.stderr, "usage: python -m sasmodels.model_test [opencl|dll] model1 model2 ..." |
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154 | print >>sys.stderr, "if model1 is 'all', then all except the remaining models will be tested" |
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155 | |
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156 | if __name__ == "__main__": |
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157 | main() |
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