Coverage for tests/test_listField.py: 20%
103 statements
« prev ^ index » next coverage.py v7.4.3, created at 2024-03-01 12:22 +0000
« prev ^ index » next coverage.py v7.4.3, created at 2024-03-01 12:22 +0000
1# This file is part of pex_config.
2#
3# Developed for the LSST Data Management System.
4# This product includes software developed by the LSST Project
5# (http://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 software is dual licensed under the GNU General Public License and also
10# under a 3-clause BSD license. Recipients may choose which of these licenses
11# to use; please see the files gpl-3.0.txt and/or bsd_license.txt,
12# respectively. If you choose the GPL option then the following text applies
13# (but note that there is still no warranty even if you opt for BSD instead):
14#
15# This program is free software: you can redistribute it and/or modify
16# it under the terms of the GNU General Public License as published by
17# the Free Software Foundation, either version 3 of the License, or
18# (at your option) any later version.
19#
20# This program is distributed in the hope that it will be useful,
21# but WITHOUT ANY WARRANTY; without even the implied warranty of
22# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23# GNU General Public License for more details.
24#
25# You should have received a copy of the GNU General Public License
26# along with this program. If not, see <http://www.gnu.org/licenses/>.
28import pickle
29import unittest
31import lsst.pex.config as pexConfig
34def isSorted(theList):
35 """Determine if a list is sorted.
37 Parameters
38 ----------
39 theList : `list`
40 The list to check.
41 """
42 if len(theList) <= 1:
43 return True
45 p = theList[0]
46 for x in theList[1:]:
47 if x < p:
48 return False
49 p = x
50 return True
53def isPositive(x):
54 """Determine if an integer is positive.
56 Parameters
57 ----------
58 x : `int`
59 The integer to check.
60 """
61 return x > 0
64class Config1(pexConfig.Config):
65 """First test config."""
67 l1 = pexConfig.ListField("l1", int, minLength=2, maxLength=5, default=[1, 2, 3], itemCheck=isPositive)
68 l2 = pexConfig.ListField("l2", int, length=3, default=[1, 2, 3], listCheck=isSorted, itemCheck=isPositive)
69 l3 = pexConfig.ListField("l3", int, length=3, default=None, optional=True, itemCheck=isPositive)
70 l4 = pexConfig.ListField("l4", int, length=3, default=None, itemCheck=isPositive)
73class Config2(pexConfig.Config):
74 """Second test config."""
76 lf = pexConfig.ListField("lf", float, default=[1, 2, 3])
77 ls = pexConfig.ListField("ls", str, default=["hi"])
80class ListFieldTest(unittest.TestCase):
81 """Test ListField."""
83 def testConstructor(self):
84 try:
86 class BadDtype(pexConfig.Config):
87 ll = pexConfig.ListField("...", list)
89 except Exception:
90 pass
91 else:
92 raise SyntaxError("Unsupported dtype ListFields should not be allowed")
94 try:
96 class BadLengths(pexConfig.Config):
97 ll = pexConfig.ListField("...", int, minLength=4, maxLength=2)
99 except ValueError:
100 pass
101 else:
102 raise SyntaxError("minLnegth <= maxLength should not be allowed")
104 try:
106 class BadLength(pexConfig.Config):
107 ll = pexConfig.ListField("...", int, length=-1)
109 except Exception:
110 pass
111 else:
112 raise SyntaxError("negative length should not be allowed")
114 try:
116 class BadLength2(pexConfig.Config):
117 ll = pexConfig.ListField("...", int, maxLength=-1)
119 except Exception:
120 pass
121 else:
122 raise SyntaxError("negative max length should not be allowed")
124 def testAssignment(self):
125 c = Config1()
126 self.assertRaises(pexConfig.FieldValidationError, setattr, c, "l1", [1.2, 3, 4])
127 self.assertRaises(pexConfig.FieldValidationError, setattr, c, "l1", [-1, -2, -3])
128 self.assertRaises(pexConfig.FieldValidationError, setattr, c, "l1", [1, 2, 0])
129 self.assertRaises(pexConfig.FieldValidationError, setattr, c, "l1", [1, 2, None])
130 c.l1 = None
131 c.l1 = [1, 1]
132 c.l1 = [1, 1, 1]
133 c.l1 = [1, 1, 1, 1]
134 c.l1 = [1, 1, 1, 1, 1]
136 self.assertRaises(pexConfig.FieldValidationError, setattr, c, "l2", [1, 2, None])
137 c.l2 = None
138 c.l2 = [1, 2, 3]
140 self.assertRaises(pexConfig.FieldValidationError, setattr, c, "l3", [0, 3, 2])
141 self.assertRaises(pexConfig.FieldValidationError, setattr, c, "l3", [1, 2, None])
142 c.l3 = None
143 c.l3 = [1, 1, 1]
145 self.assertRaises(pexConfig.FieldValidationError, setattr, c, "l4", [0, 3, 2])
146 self.assertRaises(pexConfig.FieldValidationError, setattr, c, "l4", [1, 2, None])
147 c.l4 = None
148 c.l4 = [1, 1, 1]
150 def testValidate(self):
151 c = Config1()
152 self.assertRaises(pexConfig.FieldValidationError, Config1.validate, c)
154 c.l4 = [1, 2, 3]
155 c.validate()
157 def testInPlaceModification(self):
158 c = Config1()
159 self.assertRaises(pexConfig.FieldValidationError, c.l1.__setitem__, 2, 0)
160 c.l1[2] = 10
161 self.assertEqual(c.l1, [1, 2, 10])
162 self.assertEqual((1, 2, 10), c.l1)
164 c.l1.insert(2, 20)
165 self.assertEqual(c.l1, [1, 2, 20, 10])
166 c.l1.append(30)
167 self.assertEqual(c.l1, [1, 2, 20, 10, 30])
168 c.l1.extend([4, 5, 6])
169 self.assertEqual(c.l1, [1, 2, 20, 10, 30, 4, 5, 6])
171 def testCastAndTypes(self):
172 c = Config2()
173 self.assertEqual(c.lf, [1.0, 2.0, 3.0])
175 c.lf[2] = 10
176 self.assertEqual(c.lf, [1.0, 2.0, 10.0])
178 c.ls.append("foo")
179 self.assertEqual(c.ls, ["hi", "foo"])
181 def testNoArbitraryAttributes(self):
182 c = Config1()
183 self.assertRaises(pexConfig.FieldValidationError, setattr, c.l1, "should", "fail")
185 def testNoPickle(self):
186 """Test that pickle support is disabled for the proxy container."""
187 c = Config2()
188 with self.assertRaises(pexConfig.UnexpectedProxyUsageError):
189 pickle.dumps(c.ls)
192if __name__ == "__main__": 192 ↛ 193line 192 didn't jump to line 193, because the condition on line 192 was never true
193 unittest.main()