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# 

# LSST Data Management System 

# Copyright 2008, 2009, 2010 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 unittest 

 

import lsst.utils.tests 

import lsst.pipe.base as pipeBase 

 

 

class StructTestCase(unittest.TestCase): 

"""A test case for Struct 

""" 

 

def setUp(self): 

self.valDict = dict( 

foo=1, 

bar=(1, 2, 3), 

baz="value for baz", 

alist=[3, 5, 7, 9], 

) 

 

def tearDown(self): 

self.valDict = None 

 

def testInit(self): 

"""Test Struct.__init__ 

""" 

s = pipeBase.Struct(**self.valDict) 

self.assertEqual(self.valDict, s.getDict()) 

 

for name, val in self.valDict.items(): 

self.assertEqual(getattr(s, name), val) 

 

def testInitException(self): 

"""Test that struct key names cannot start with double underscores. 

""" 

with self.assertRaises(RuntimeError): 

pipeBase.Struct(__foo=13) 

 

def testSet(self): 

"""Test adding values via struct.name=val 

""" 

s = pipeBase.Struct() 

for name, val in self.valDict.items(): 

setattr(s, name, val) 

 

self.assertEqual(self.valDict, s.getDict()) 

 

def testCopy(self): 

"""Test copy, which returns a shallow copy 

""" 

s = pipeBase.Struct(**self.valDict) 

sc = s.copy() 

self.assertEqual(s.getDict(), sc.getDict()) 

 

# shallow copy, so changing a list should propagate (not necessarily a feature) 

sc.alist[0] = 97 

self.assertEqual(s, sc) 

 

sc.foo += 1 

self.assertNotEqual(s, sc) 

 

def testMergeItems(self): 

"""Test mergeItems 

""" 

s = pipeBase.Struct(**self.valDict) 

newS = pipeBase.Struct() 

newS.mergeItems(s) 

# with no names listed, should merge nothing 

self.assertEqual(len(newS), 0) 

self.assertNotEqual(s, newS) 

 

newS.mergeItems(s, "foo", "bar") 

self.assertEqual(len(newS), 2) 

self.assertNotEqual(s, newS) 

 

newS.mergeItems(s, "baz", "alist") 

self.assertEqual(len(newS), 4) 

 

for name, val in newS.getDict().items(): 

self.assertEqual(val, self.valDict[name]) 

with self.assertRaises(RuntimeError): 

newS.mergeItems(s, name) 

 

 

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

pass 

 

 

def setup_module(module): 

lsst.utils.tests.init() 

 

 

112 ↛ 113line 112 didn't jump to line 113, because the condition on line 112 was never trueif __name__ == "__main__": 

lsst.utils.tests.init() 

unittest.main()