Coverage for tests/test_plotting.py: 43%

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1# This file is part of summit_utils. 

2# 

3# Developed for the LSST Data Management System. 

4# This product includes software developed by the LSST Project 

5# (https://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 <https://www.gnu.org/licenses/>. 

21 

22import unittest 

23import tempfile 

24import os 

25import numpy as np 

26 

27import lsst.utils.tests 

28import lsst.utils 

29from lsst.summit.utils.plotting import plot 

30from lsst.summit.utils.utils import detectObjectsInExp 

31import lsst.afw.image as afwImage 

32from lsst.afw.geom import SpanSet 

33from lsst.afw.detection import Footprint 

34 

35 

36class PlottingTestCase(lsst.utils.tests.TestCase): 

37 try: 

38 afwDataDir = lsst.utils.getPackageDir('afwdata') 

39 except Exception: 

40 afwDataDir = None 

41 filename = 'postISRCCD_2020021800224-EMPTY~EMPTY-det000.fits.fz' 

42 

43 @classmethod 

44 def setUpClass(cls): 

45 cls.outputDir = tempfile.mkdtemp() 

46 

47 @unittest.skipUnless(afwDataDir, "afwdata not available") 

48 def test_plot(self): 

49 """Test that the the plot is made and saved 

50 """ 

51 fullName = os.path.join(self.afwDataDir, "LATISS/postISRCCD", self.filename) 

52 exp = afwImage.ExposureF(fullName) 

53 centroids = [(567, 746), (576, 599), (678, 989)] 

54 

55 foot1 = Footprint(SpanSet.fromShape(5, offset=(690, 710))) 

56 foot2 = Footprint(SpanSet.fromShape(6, offset=(159, 216))) 

57 fpset = detectObjectsInExp(exp) 

58 

59 # Input is an exposure 

60 outputFilename = os.path.join(self.outputDir, 'testPlotting_exp.jpg') 

61 plot(exp, 

62 centroids=centroids, 

63 footprints=fpset, 

64 addLegend=True, 

65 savePlotAs=outputFilename) 

66 self.assertTrue(os.path.isfile(outputFilename)) 

67 self.assertTrue(os.path.getsize(outputFilename) > 10000) 

68 

69 # Input is an image 

70 outputFilename = os.path.join(self.outputDir, 'testPlotting_image.jpg') 

71 im = exp.image 

72 plot(im, 

73 footprints=[foot1, foot2], 

74 savePlotAs=outputFilename) 

75 self.assertTrue(os.path.isfile(outputFilename)) 

76 self.assertTrue(os.path.getsize(outputFilename) > 10000) 

77 

78 # Input is a masked image 

79 outputFilename = os.path.join(self.outputDir, 'testPloting_mask.jpg') 

80 masked = exp.maskedImage 

81 plot(masked, 

82 savePlotAs=outputFilename) 

83 self.assertTrue(os.path.isfile(outputFilename)) 

84 self.assertTrue(os.path.getsize(outputFilename) > 10000) 

85 

86 # Input is a numpy array 

87 outputFilename = os.path.join(self.outputDir, 'testPlotting_nparr.jpg') 

88 nparr = exp.image.array 

89 plot(nparr, 

90 footprints=foot1, 

91 savePlotAs=outputFilename) 

92 self.assertTrue(os.path.isfile(outputFilename)) 

93 self.assertTrue(os.path.getsize(outputFilename) > 10000) 

94 

95 # Nans in the image 

96 nparr[1200:1250, 1300:1345] = np.nan 

97 for stretch in ['ccs', 'asinh', 'power', 'log', 'linear', 'sqrt']: 

98 plot(nparr, 

99 showCompass=False, 

100 stretch=stretch) 

101 

102 # Image consists of nans 

103 nparr[:, :] = np.nan 

104 plot(nparr) 

105 

106 

107def setup_module(module): 

108 lsst.utils.tests.init() 

109 

110 

111if __name__ == "__main__": 111 ↛ 112line 111 didn't jump to line 112, because the condition on line 111 was never true

112 lsst.utils.tests.init() 

113 unittest.main()