mirror of
https://github.com/pre-commit/pre-commit.git
synced 2026-01-13 12:30:08 -06:00
94 lines
2.6 KiB
Python
94 lines
2.6 KiB
Python
from __future__ import absolute_import
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from __future__ import unicode_literals
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import io
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import os.path
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import mock
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import pytest
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import re
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from pre_commit import error_handler
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from pre_commit.errors import FatalError
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@pytest.yield_fixture
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def mocked_log_and_exit():
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with mock.patch.object(error_handler, '_log_and_exit') as log_and_exit:
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yield log_and_exit
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def test_error_handler_no_exception(mocked_log_and_exit):
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with error_handler.error_handler():
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pass
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assert mocked_log_and_exit.call_count == 0
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def test_error_handler_fatal_error(mocked_log_and_exit):
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exc = FatalError('just a test')
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with error_handler.error_handler():
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raise exc
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mocked_log_and_exit.assert_called_once_with(
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'An error has occurred',
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exc,
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# Tested below
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mock.ANY,
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)
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assert re.match(
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'Traceback \(most recent call last\):\n'
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' File ".+/pre_commit/error_handler.py", line \d+, in error_handler\n'
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' yield\n'
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' File ".+/tests/error_handler_test.py", line \d+, '
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'in test_error_handler_fatal_error\n'
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' raise exc\n'
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'(pre_commit\.errors\.)?FatalError: just a test\n',
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mocked_log_and_exit.call_args[0][2],
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)
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def test_error_handler_uncaught_error(mocked_log_and_exit):
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exc = ValueError('another test')
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with error_handler.error_handler():
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raise exc
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mocked_log_and_exit.assert_called_once_with(
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'An unexpected error has occurred',
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exc,
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# Tested below
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mock.ANY,
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)
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assert re.match(
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'Traceback \(most recent call last\):\n'
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' File ".+/pre_commit/error_handler.py", line \d+, in error_handler\n'
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' yield\n'
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' File ".+/tests/error_handler_test.py", line \d+, '
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'in test_error_handler_uncaught_error\n'
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' raise exc\n'
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'ValueError: another test\n',
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mocked_log_and_exit.call_args[0][2],
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)
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def test_log_and_exit(mock_out_store_directory):
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mocked_print = mock.Mock()
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with pytest.raises(error_handler.PreCommitSystemExit):
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error_handler._log_and_exit(
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'msg', FatalError('hai'), "I'm a stacktrace",
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print_fn=mocked_print,
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)
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printed = '\n'.join(call[0][0] for call in mocked_print.call_args_list)
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assert printed == (
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'msg: FatalError: hai\n'
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'Check the log at ~/.pre-commit/pre-commit.log'
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)
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log_file = os.path.join(mock_out_store_directory, 'pre-commit.log')
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assert os.path.exists(log_file)
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contents = io.open(log_file).read()
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assert contents == (
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'msg: FatalError: hai\n'
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"I'm a stacktrace\n"
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)
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