Coverage for tests/test_hist_median.py: 41%

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1# This file is part of faro. 

2# 

3# Developed for the LSST Data Management System. 

4# This product includes software developed by the LSST Project 

5# (http://www.lsst.org). 

6# See the COPYRIGHT file at the top-level directory of this distribution 

7# for details of code ownership. 

8# 

9# This program is free software: you can redistribute it and/or modify 

10# it under the terms of the GNU General Public License as published by 

11# the Free Software Foundation, either version 3 of the License, or 

12# (at your option) any later version. 

13# 

14# This program is distributed in the hope that it will be useful, 

15# but WITHOUT ANY WARRANTY; without even the implied warranty of 

16# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 

17# GNU General Public License for more details. 

18# 

19# You should have received a copy of the GNU General Public License 

20# along with this program. If not, see <http://www.gnu.org/licenses/>. 

21 

22"""Unit tests for the metrics measurement system. 

23""" 

24 

25import unittest 

26import numpy as np 

27import astropy.units as u 

28 

29from lsst.faro.measurement import HistMedianTask 

30from lsst.pex.config import Config 

31 

32 

33class MockMeas: 

34 def __init__(self, extras): 

35 self.extras = extras 

36 

37 

38class MockExtra: 

39 def __init__(self, quantity): 

40 self.quantity = quantity 

41 

42 

43class HistMedianTest(unittest.TestCase): 

44 

45 def test_hist_mode(self): 

46 """Test the aggregator that takes the mode of a histogram.""" 

47 task = HistMedianTask(config=Config()) 

48 values = np.array([0, 2, 4, 6, 8, 10, 14, 12, 16, 12, 8, 4, 0])*u.count 

49 bins = np.array([(i+1)*0.3 for i in range(len(values)+1)])*u.m 

50 expected = 2.5*u.m 

51 mock_meas_arr = [] 

52 for i in range(37): 

53 extras = {} 

54 extras['values'] = MockExtra(values*np.random.randint(1, 29)) 

55 extras['bins'] = MockExtra(bins) 

56 mock_meas_arr.append(MockMeas(extras)) 

57 result = task.run(mock_meas_arr, 'test', 'info', 'mock') 

58 self.assertEqual(expected, result.measurement.quantity) 

59 

60 

61if __name__ == "__main__": 61 ↛ 62line 61 didn't jump to line 62, because the condition on line 61 was never true

62 unittest.main()