Coverage for tests/test_transforms.py: 38%
34 statements
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« prev ^ index » next coverage.py v7.4.4, created at 2024-03-20 11:09 +0000
1#
2# Developed for the LSST Data Management System.
3# This product includes software developed by the LSST Project
4# (https://www.lsst.org).
5# See the COPYRIGHT file at the top-level directory of this distribution
6# for details of code ownership.
7#
8# This program is free software: you can redistribute it and/or modify
9# it under the terms of the GNU General Public License as published by
10# the Free Software Foundation, either version 3 of the License, or
11# (at your option) any later version.
12#
13# This program is distributed in the hope that it will be useful,
14# but WITHOUT ANY WARRANTY; without even the implied warranty of
15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16# GNU General Public License for more details.
17#
18# You should have received a copy of the GNU General Public License
19# along with this program. If not, see <https://www.gnu.org/licenses/>.
20#
22import unittest
24import numpy as np
26import lsst.utils.tests
27from lsst.geom import LinearTransform, AffineTransform, Point2D, Extent2D
30class TransformTests:
32 def testVectorization(self):
33 x1 = np.random.randn(4, 3)
34 y1 = np.random.randn(4, 3)
35 x2, y2 = self.transform(x1, y1)
36 self.assertEqual(x1.shape, x2.shape)
37 self.assertEqual(x2.shape, y2.shape)
38 for i in range(4):
39 for j in range(3):
40 x3, y3 = self.transform(Point2D(x1[i, j], y1[i, j]))
41 self.assertAlmostEqual(x3, x2[i, j], 15)
42 self.assertAlmostEqual(y3, y2[i, j], 15)
45class LinearTransformTestCase(lsst.utils.tests.TestCase, TransformTests):
47 def setUp(self):
48 np.random.seed(5)
49 matrix = np.random.randn(2, 2)
50 self.transform = LinearTransform(matrix)
53class AffineTransformTestCase(lsst.utils.tests.TestCase, TransformTests):
55 def setUp(self):
56 np.random.seed(6)
57 matrix = np.random.randn(2, 2)
58 vector = np.random.randn(2)
59 self.transform = AffineTransform(LinearTransform(matrix), Extent2D(vector))
62class MemoryTester(lsst.utils.tests.MemoryTestCase):
63 pass
66def setup_module(module):
67 lsst.utils.tests.init()
70if __name__ == "__main__": 70 ↛ 71line 70 didn't jump to line 71, because the condition on line 70 was never true
71 lsst.utils.tests.init()
72 unittest.main()