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- # vim: set fileencoding=utf-8 :
- """Test L{gbp.command_wrappers.Command}'s tarball unpack"""
- import unittest
- import mock
- import functools
- from gbp.command_wrappers import Command, CommandExecFailed
- from . testutils import GbpLogTester
- def patch_popen(stdout='', stderr='', returncode=1):
- """Decorator to easily set the return value of popen.communicate()"""
- def patch_popen_decorator(func):
- @functools.wraps(func)
- def wrap(self):
- with mock.patch('subprocess.Popen') as create_mock:
- popen_mock = mock.Mock(**{'returncode': returncode,
- 'communicate.return_value': (stdout, stderr)})
- create_mock.return_value = popen_mock
- return func(self, create_mock)
- return wrap
- return patch_popen_decorator
- class TestCommandWrapperFailures(unittest.TestCase, GbpLogTester):
- def setUp(self):
- self.false = Command('/does/not/matter')
- self.log_tester = GbpLogTester()
- self.log_tester._capture_log(True)
- def tearDown(self):
- self.log_tester._capture_log(False)
- @patch_popen(stdout='', stderr='', returncode=1)
- def test_log_default_error_msg(self, create_mock):
- with self.assertRaises(CommandExecFailed):
- self.false.__call__()
- self.log_tester._check_log(0, "gbp:error: '/does/not/matter' failed: it exited with 1")
- self.assertEqual(self.false.retcode, 1)
- self.assertEqual(self.false.stderr, '')
- self.assertEqual(self.false.stdout, '')
- @patch_popen(stdout='', stderr='we have a problem', returncode=1)
- def test_log_use_stderr_for_err_message(self, create_mock):
- self.false.capture_stderr = True
- self.false.run_error = "Erpel {stderr}"
- with self.assertRaises(CommandExecFailed):
- self.false.__call__()
- self.log_tester._check_log(0, "gbp:error: Erpel we have a problem")
- self.assertEqual(self.false.retcode, 1)
- self.assertEqual(self.false.stderr, 'we have a problem')
- self.assertEqual(self.false.stdout, '')
- @patch_popen(stdout='we have a problem', stderr='', returncode=1)
- def test_log_use_stdout_for_err_message(self, create_mock):
- self.false.capture_stdout = True
- self.false.run_error = "Erpel {stdout}"
- with self.assertRaises(CommandExecFailed):
- self.false.__call__()
- self.log_tester._check_log(0, "gbp:error: Erpel we have a problem")
- self.assertEqual(self.false.retcode, 1)
- self.assertEqual(self.false.stderr, '')
- self.assertEqual(self.false.stdout, 'we have a problem')
- @patch_popen(returncode=0)
- def test_no_log_on_success(self, create_mock):
- self.false.__call__()
- self.log_tester._check_log_empty()
- self.assertEqual(self.false.retcode, 0)
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