Mercurial > hg > orthanc-tests

annotate PerfsDb/Test.py @ 205:42e4c00fe7c8 Orthanc-1.5.2

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fix
author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 18 Jan 2019 19:11:20 +0100
parents f42c10dab862
children
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1 import os
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2 import time
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3 import statistics
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4 from orthancRestApi import OrthancClient
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5
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6 from TestResult import TestResult
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7
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8 class Test:
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9
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10 def __init__(self, name: str):
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11 self.name = name
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12 self._orthanc = None
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13 self.repeatCount = 20
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14
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15 def setOrthancClient(self, orthanc: OrthancClient):
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16 self._orthanc = orthanc
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17
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18 def setRepeatCount(self, repeatCount: int):
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19 self.repeatCount = repeatCount
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20
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21 def beforeAll(self):
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22 """
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23 Code to execute before the execution of all repetitions of a test; i.e: upload a file.
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24 This code is not included in timings
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25 """
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26 pass
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27
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28 def beforeEach(self):
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29 """
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30 Code to execute before the execution of each repetition of a test.
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31 This code is not included in timings
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32 """
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33 pass
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34
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35 def test(self):
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36 """
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37 Code whose execution time will be measured
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38 """
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39 pass
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40
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41 def afterEach(self):
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42 """
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43 Code to execute after the execution of each repetition of a test.
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44 This code is not included in timings
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45 """
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46 pass
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47
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48 def afterAll(self):
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49 """
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50 Code to execute after the execution of all repetitions of a test.
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51 This code is not included in timings
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52 """
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53 pass
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54
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55 def run(self) -> TestResult:
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56 result = TestResult(self.name)
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57
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58 self.beforeAll()
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59
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60 for i in range(0, self.repeatCount):
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61 self.beforeEach()
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62
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63 try:
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64 with open('/proc/sys/vm/drop_caches', 'w') as f:
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65 f.write('3')
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66 except:
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67 print('Please run this script as root to be able to flush the disk cache, and have reproducible runtimes')
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68
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69 startTime = time.time()
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70 self.test()
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71 endTime = time.time()
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72
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73 self.afterEach()
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75 result.add((endTime - startTime) * 1000)
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76
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77 self.afterAll()
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78 result.compute()
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79 return result
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80
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81 def __str__(self):
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82 return "{name:<40}: {avg:>8.2f} ms {min:>8.2f} ms {max:>8.2f} ms".format(
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83 name=self.name,
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84 avg = self.averageTimeInMs,
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85 min=self.minTimeInMs,
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86 max=self.maxTimeInMs
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87 )