Coverage for tests / test_mem.py: 50%

1# This file is part of lsst-resources. 

2# 

3# Developed for the LSST Data Management System. 

4# This product includes software developed by the LSST Project 

5# (https://www.lsst.org). 

6# See the COPYRIGHT file at the top-level directory of this distribution 

7# for details of code ownership. 

8# 

9# Use of this source code is governed by a 3-clause BSD-style 

10# license that can be found in the LICENSE file. 

11 

12import unittest 

13 

14from lsst.resources import ResourcePath 

15from lsst.resources.tests import GenericTestCase 

16 

17 

18class MemoryTestCase(GenericTestCase, unittest.TestCase): 

19 """Generic tests of the mem URI.""" 

20 

21 scheme = "mem" 

22 netloc = "unknown" 

23 

24 

25class MemoryReadTestCase(unittest.TestCase): 

26 """Simple tests of I/O with mem URI.""" 

27 

28 def setUp(self): 

29 self.root_uri = ResourcePath("mem://x/y.z") 

30 

31 def test_exists(self): 

32 """Always exist.""" 

33 self.assertTrue(self.root_uri.exists()) 

34 

35 def test_local(self): 

36 with self.assertRaises(RuntimeError): 

37 with self.root_uri.as_local(): 

38 pass 

39 

40 def test_get_info(self) -> None: 

41 info = self.root_uri.get_info() 

42 self.assertTrue(info.is_file) 

43 self.assertEqual(info.uri, str(self.root_uri)) 

44 self.assertEqual(info.size, 0) 

45 self.assertEqual(info.checksums, {}) 

46 self.assertIsNone(info.last_modified) 

47 

48 

49if __name__ == "__main__": 

50 unittest.main()