Coverage for tests/test_plotting.py: 43%
57 statements
« prev ^ index » next coverage.py v7.4.4, created at 2024-04-03 03:38 -0700
« prev ^ index » next coverage.py v7.4.4, created at 2024-04-03 03:38 -0700
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/>.
22import os
23import tempfile
24import unittest
26import numpy as np
28import lsst.afw.image as afwImage
29import lsst.utils
30import lsst.utils.tests
31from lsst.afw.detection import Footprint
32from lsst.afw.geom import SpanSet
33from lsst.summit.utils.plotting import plot
34from lsst.summit.utils.utils import detectObjectsInExp
37class PlottingTestCase(lsst.utils.tests.TestCase):
38 try:
39 afwDataDir = lsst.utils.getPackageDir("afwdata")
40 except Exception:
41 afwDataDir = None
42 filename = "postISRCCD_2020021800224-EMPTY~EMPTY-det000.fits.fz"
44 @classmethod
45 def setUpClass(cls):
46 cls.outputDir = tempfile.mkdtemp()
48 @unittest.skipUnless(afwDataDir, "afwdata not available")
49 def test_plot(self):
50 """Test that the the plot is made and saved"""
51 fullName = os.path.join(self.afwDataDir, "LATISS/postISRCCD", self.filename)
52 exp = afwImage.ExposureF(fullName)
53 centroids = [(567, 746), (576, 599), (678, 989)]
55 foot1 = Footprint(SpanSet.fromShape(5, offset=(690, 710)))
56 foot2 = Footprint(SpanSet.fromShape(6, offset=(159, 216)))
57 fpset = detectObjectsInExp(exp)
59 # Input is an exposure
60 outputFilename = os.path.join(self.outputDir, "testPlotting_exp.jpg")
61 plot(exp, centroids=centroids, footprints=fpset, addLegend=True, savePlotAs=outputFilename)
62 self.assertTrue(os.path.isfile(outputFilename))
63 self.assertTrue(os.path.getsize(outputFilename) > 10000)
65 # Input is an image
66 outputFilename = os.path.join(self.outputDir, "testPlotting_image.jpg")
67 im = exp.image
68 plot(im, footprints=[foot1, foot2], savePlotAs=outputFilename)
69 self.assertTrue(os.path.isfile(outputFilename))
70 self.assertTrue(os.path.getsize(outputFilename) > 10000)
72 # Input is a masked image
73 outputFilename = os.path.join(self.outputDir, "testPloting_mask.jpg")
74 masked = exp.maskedImage
75 plot(masked, savePlotAs=outputFilename)
76 self.assertTrue(os.path.isfile(outputFilename))
77 self.assertTrue(os.path.getsize(outputFilename) > 10000)
79 # Input is a numpy array
80 outputFilename = os.path.join(self.outputDir, "testPlotting_nparr.jpg")
81 nparr = exp.image.array
82 plot(nparr, footprints=foot1, savePlotAs=outputFilename)
83 self.assertTrue(os.path.isfile(outputFilename))
84 self.assertTrue(os.path.getsize(outputFilename) > 10000)
86 # Nans in the image
87 nparr[1200:1250, 1300:1345] = np.nan
88 for stretch in ["ccs", "asinh", "power", "log", "linear", "sqrt"]:
89 plot(nparr, showCompass=False, stretch=stretch)
91 # Image consists of nans
92 nparr[:, :] = np.nan
93 plot(nparr)
96def setup_module(module):
97 lsst.utils.tests.init()
100if __name__ == "__main__": 100 ↛ 101line 100 didn't jump to line 101, because the condition on line 100 was never true
101 lsst.utils.tests.init()
102 unittest.main()