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#!/usr/bin/env python 

 

# 

# 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.pex.config as pexConfig 

 

 

def isSorted(l): 

30 ↛ 31line 30 didn't jump to line 31, because the condition on line 30 was never true if len(l) <= 1: 

return True 

 

p = l[0] 

for x in l[1:]: 

35 ↛ 36line 35 didn't jump to line 36, because the condition on line 35 was never true if x < p: 

return False 

p = x 

return True 

 

 

def isPositive(x): 

return x > 0 

 

 

class Config1(pexConfig.Config): 

l1 = pexConfig.ListField("l1", int, minLength=2, maxLength=5, default=[1, 2, 3], itemCheck=isPositive) 

l2 = pexConfig.ListField("l2", int, length=3, default=[1, 2, 3], listCheck=isSorted, 

itemCheck=isPositive) 

l3 = pexConfig.ListField("l3", int, length=3, default=None, optional=True, itemCheck=isPositive) 

l4 = pexConfig.ListField("l4", int, length=3, default=None, itemCheck=isPositive) 

 

 

class Config2(pexConfig.Config): 

lf = pexConfig.ListField("lf", float, default=[1, 2, 3]) 

ls = pexConfig.ListField("ls", str, default=["hi"]) 

 

 

class ListFieldTest(unittest.TestCase): 

def testConstructor(self): 

try: 

class BadDtype(pexConfig.Config): 

ll = pexConfig.ListField("...", list) 

except Exception: 

pass 

else: 

raise SyntaxError("Unsupported dtype ListFields should not be allowed") 

 

try: 

class BadLengths(pexConfig.Config): 

ll = pexConfig.ListField("...", int, minLength=4, maxLength=2) 

except ValueError: 

pass 

else: 

raise SyntaxError("minLnegth <= maxLength should not be allowed") 

 

try: 

class BadLength(pexConfig.Config): 

ll = pexConfig.ListField("...", int, length=-1) 

except Exception: 

pass 

else: 

raise SyntaxError("negative length should not be allowed") 

 

try: 

class BadLength2(pexConfig.Config): 

ll = pexConfig.ListField("...", int, maxLength=-1) 

except Exception: 

pass 

else: 

raise SyntaxError("negative max length should not be allowed") 

 

def testAssignment(self): 

c = Config1() 

self.assertRaises(pexConfig.FieldValidationError, setattr, c, "l1", [1.2, 3, 4]) 

self.assertRaises(pexConfig.FieldValidationError, setattr, c, "l1", [-1, -2, -3]) 

self.assertRaises(pexConfig.FieldValidationError, setattr, c, "l1", [1, 2, 0]) 

self.assertRaises(pexConfig.FieldValidationError, setattr, c, "l1", [1, 2, None]) 

c.l1 = None 

c.l1 = [1, 1] 

c.l1 = [1, 1, 1] 

c.l1 = [1, 1, 1, 1] 

c.l1 = [1, 1, 1, 1, 1] 

 

self.assertRaises(pexConfig.FieldValidationError, setattr, c, "l2", [1, 2, None]) 

c.l2 = None 

c.l2 = [1, 2, 3] 

 

self.assertRaises(pexConfig.FieldValidationError, setattr, c, "l3", [0, 3, 2]) 

self.assertRaises(pexConfig.FieldValidationError, setattr, c, "l3", [1, 2, None]) 

c.l3 = None 

c.l3 = [1, 1, 1] 

 

self.assertRaises(pexConfig.FieldValidationError, setattr, c, "l4", [0, 3, 2]) 

self.assertRaises(pexConfig.FieldValidationError, setattr, c, "l4", [1, 2, None]) 

c.l4 = None 

c.l4 = [1, 1, 1] 

 

def testValidate(self): 

c = Config1() 

self.assertRaises(pexConfig.FieldValidationError, Config1.validate, c) 

 

c.l4 = [1, 2, 3] 

c.validate() 

 

def testInPlaceModification(self): 

c = Config1() 

self.assertRaises(pexConfig.FieldValidationError, c.l1.__setitem__, 2, 0) 

c.l1[2] = 10 

self.assertEqual(c.l1, [1, 2, 10]) 

self.assertEqual((1, 2, 10), c.l1) 

 

c.l1.insert(2, 20) 

self.assertEqual(c.l1, [1, 2, 20, 10]) 

c.l1.append(30) 

self.assertEqual(c.l1, [1, 2, 20, 10, 30]) 

c.l1.extend([4, 5, 6]) 

self.assertEqual(c.l1, [1, 2, 20, 10, 30, 4, 5, 6]) 

 

def testCastAndTypes(self): 

c = Config2() 

self.assertEqual(c.lf, [1., 2., 3.]) 

 

c.lf[2] = 10 

self.assertEqual(c.lf, [1., 2., 10.]) 

 

c.ls.append("foo") 

self.assertEqual(c.ls, ["hi", "foo"]) 

 

def testNoArbitraryAttributes(self): 

c = Config1() 

self.assertRaises(pexConfig.FieldValidationError, setattr, c.l1, "should", "fail") 

 

 

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

pass 

 

 

def setup_module(module): 

lsst.utils.tests.init() 

 

 

162 ↛ 163line 162 didn't jump to line 163, because the condition on line 162 was never trueif __name__ == "__main__": 

lsst.utils.tests.init() 

unittest.main()