90 lines
3.1 KiB
Python
90 lines
3.1 KiB
Python
from tests import mock
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from tests import unittest
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from botocore.history import HistoryRecorder
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from botocore.history import BaseHistoryHandler
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from botocore.history import get_global_history_recorder
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class TerribleError(Exception):
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pass
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class ExceptionThrowingHandler(BaseHistoryHandler):
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def emit(self, event_type, payload, source):
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raise TerribleError('Bad behaving handler')
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class TestHistoryRecorder(unittest.TestCase):
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def test_can_attach_and_call_handler_emit(self):
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mock_handler = mock.Mock(spec=BaseHistoryHandler)
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recorder = HistoryRecorder()
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recorder.enable()
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recorder.add_handler(mock_handler)
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recorder.record('foo', 'bar', source='source')
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mock_handler.emit.assert_called_with('foo', 'bar', 'source')
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def test_can_call_multiple_handlers(self):
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first_handler = mock.Mock(spec=BaseHistoryHandler)
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second_handler = mock.Mock(spec=BaseHistoryHandler)
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recorder = HistoryRecorder()
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recorder.enable()
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recorder.add_handler(first_handler)
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recorder.add_handler(second_handler)
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recorder.record('foo', 'bar', source='source')
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first_handler.emit.assert_called_with('foo', 'bar', 'source')
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second_handler.emit.assert_called_with('foo', 'bar', 'source')
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def test_does_use_botocore_source_by_default(self):
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mock_handler = mock.Mock(spec=BaseHistoryHandler)
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recorder = HistoryRecorder()
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recorder.enable()
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recorder.add_handler(mock_handler)
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recorder.record('foo', 'bar')
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mock_handler.emit.assert_called_with('foo', 'bar', 'BOTOCORE')
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def test_does_not_call_handlers_when_never_enabled(self):
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mock_handler = mock.Mock(spec=BaseHistoryHandler)
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recorder = HistoryRecorder()
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recorder.add_handler(mock_handler)
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recorder.record('foo', 'bar')
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mock_handler.emit.assert_not_called()
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def test_does_not_call_handlers_when_disabled(self):
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mock_handler = mock.Mock(spec=BaseHistoryHandler)
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recorder = HistoryRecorder()
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recorder.enable()
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recorder.disable()
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recorder.add_handler(mock_handler)
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recorder.record('foo', 'bar')
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mock_handler.emit.assert_not_called()
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def test_can_ignore_handler_exceptions(self):
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mock_handler = mock.Mock(spec=BaseHistoryHandler)
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recorder = HistoryRecorder()
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recorder.enable()
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bad_handler = ExceptionThrowingHandler()
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recorder.add_handler(bad_handler)
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recorder.add_handler(mock_handler)
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try:
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recorder.record('foo', 'bar')
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except TerribleError:
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self.fail('Should not have raised a TerribleError')
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mock_handler.emit.assert_called_with('foo', 'bar', 'BOTOCORE')
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class TestGetHistoryRecorder(unittest.TestCase):
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def test_can_get_history_recorder(self):
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recorder = get_global_history_recorder()
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self.assertTrue(isinstance(recorder, HistoryRecorder))
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def test_does_reuse_history_recorder(self):
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recorder_1 = get_global_history_recorder()
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recorder_2 = get_global_history_recorder()
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self.assertIs(recorder_1, recorder_2)
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