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# 

# LSST Data Management System 

# Copyright 2012 LSST Corporation. 

# 

# This product includes software developed by the 

# LSST Project (http://www.lsst.org/). 

# 

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

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

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

# (at your option) any later version. 

# 

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

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

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 

# GNU General Public License for more details. 

# 

# You should have received a copy of the LSST License Statement and 

# the GNU General Public License along with this program. If not, 

# see <http://www.lsstcorp.org/LegalNotices/>. 

# 

import os.path 

import shutil 

import unittest 

 

from lsst.utils import getPackageDir 

import lsst.utils.tests 

from lsst.afw.geom import Extent2I, Box2D 

from lsst.daf.persistence import Butler 

from lsst.pipe.tasks.makeDiscreteSkyMap import MakeDiscreteSkyMapTask, DiscreteSkyMap 

 

 

class MakeDiscreteSkyMapTestCase(unittest.TestCase): 

"""Test MakeDiscreteSkyMapTask""" 

 

def setUp(self): 

self.inPath = os.path.join(getPackageDir("obs_test"), "data", "input") 

self.outPath = os.path.join(os.path.dirname(__file__), "testMakeDiscreteSkyMapOutput") 

self.config = MakeDiscreteSkyMapTask.ConfigClass() 

self.config.doWrite = False # repo has no place to put the data 

 

def tearDown(self): 

del self.config 

if True: 

shutil.rmtree(self.outPath) 

 

def testBasics(self): 

"""Test construction of a discrete sky map 

""" 

butler = Butler(inputs=self.inPath, outputs={'root': self.outPath, 'mode': 'rw'}) 

coordList = [] # list of sky coords of all corners of all calexp 

for dataId in ( 

dict(visit=1, filter="g"), 

dict(visit=2, filter="g"), 

dict(visit=3, filter="r"), 

): 

rawImage = butler.get("raw", dataId) 

# fake calexp by simply copying raw data; the task just cares about its bounding box 

# (which is slightly larger for raw, but that doesn't matter for this test) 

calexp = rawImage 

butler.put(calexp, "calexp", dataId) 

calexpWcs = calexp.getWcs() 

calexpBoxD = Box2D(calexp.getBBox()) 

coordList += [calexpWcs.pixelToSky(corner) for corner in calexpBoxD.getCorners()] 

 

# use the calexp to make a sky map 

retVal = MakeDiscreteSkyMapTask.parseAndRun( 

args=[self.inPath, "--output", self.outPath, "--id", "filter=g^r"], 

config=self.config, 

doReturnResults=True, 

) 

self.assertEqual(len(retVal.resultList), 1) 

skyMap = retVal.resultList[0].result.skyMap 

self.assertEqual(type(skyMap), DiscreteSkyMap) 

self.assertEqual(len(skyMap), 1) 

tractInfo = skyMap[0] 

self.assertEqual(tractInfo.getId(), 0) 

self.assertEqual(tractInfo.getNumPatches(), Extent2I(3, 3)) 

tractWcs = tractInfo.getWcs() 

tractBoxD = Box2D(tractInfo.getBBox()) 

for skyPoint in coordList: 

self.assertTrue(tractBoxD.contains(tractWcs.skyToPixel(skyPoint))) 

 

 

class MyMemoryTestCase(lsst.utils.tests.MemoryTestCase): 

pass 

 

 

def setup_module(module): 

lsst.utils.tests.init() 

 

 

93 ↛ 94line 93 didn't jump to line 94, because the condition on line 93 was never trueif __name__ == "__main__": 

lsst.utils.tests.init() 

unittest.main()