Coverage for tests/test_remote_butler.py: 56%

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1# This file is part of daf_butler. 

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/>. 

27 

28import unittest 

29from unittest.mock import patch 

30 

31from lsst.daf.butler import Butler 

32from pydantic import ValidationError 

33 

34try: 

35 import httpx 

36 from lsst.daf.butler.remote_butler import ButlerServerError, RemoteButler, RemoteButlerFactory 

37except ImportError: 

38 # httpx is not available in rubin-env yet, so skip these tests if it's not 

39 # available 

40 RemoteButler = None 

41 

42 

43@unittest.skipIf(RemoteButler is None, "httpx is not installed") 

44class RemoteButlerConfigTests(unittest.TestCase): 

45 """Test construction of RemoteButler via Butler()""" 

46 

47 def test_bad_config(self): 

48 with self.assertRaises(ValidationError): 

49 Butler({"cls": "lsst.daf.butler.remote_butler.RemoteButler", "remote_butler": {"url": "!"}}) 

50 

51 

52@unittest.skipIf(RemoteButler is None, "httpx is not installed") 

53class RemoteButlerErrorHandlingTests(unittest.TestCase): 

54 """Test RemoteButler error handling.""" 

55 

56 def test_internal_server_error(self): 

57 butler = RemoteButlerFactory.create_factory_for_url( 

58 "https://doesntmatter" 

59 ).create_butler_for_access_token("dontcare") 

60 with patch.object(butler._client, "request") as mock: 

61 mock.side_effect = httpx.HTTPError("unhandled error") 

62 with self.assertRaises(ButlerServerError): 

63 butler.get_dataset_type("int") 

64 

65 

66if __name__ == "__main__": 

67 unittest.main()