109 lines
3.1 KiB
Python
109 lines
3.1 KiB
Python
import json
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import requests
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from flexmock import flexmock
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from borgmatic.hooks import loki as module
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def test_loki_log_buffer_add_value_gets_raw():
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'''
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Assert that adding values to the log buffer increases it's length.
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'''
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buffer = module.Loki_log_buffer(flexmock(), False)
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assert len(buffer) == 0
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buffer.add_value('Some test log line')
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assert len(buffer) == 1
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buffer.add_value('Another test log line')
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assert len(buffer) == 2
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def test_loki_log_buffer_json_serializes_empty_buffer():
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'''
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Assert that the buffer correctly serializes when empty.
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'''
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buffer = module.Loki_log_buffer(flexmock(), False)
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assert json.loads(buffer.to_request()) == json.loads('{"streams":[{"stream":{},"values":[]}]}')
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def test_loki_log_buffer_json_serializes_labels():
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'''
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Assert that the buffer correctly serializes with labels.
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'''
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buffer = module.Loki_log_buffer(flexmock(), False)
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buffer.add_label('test', 'label')
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assert json.loads(buffer.to_request()) == json.loads(
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'{"streams":[{"stream":{"test": "label"},"values":[]}]}'
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)
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def test_loki_log_buffer_json_serializes_log_lines():
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'''
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Assert that log lines end up in the correct place in the log buffer.
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'''
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buffer = module.Loki_log_buffer(flexmock(), False)
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buffer.add_value('Some test log line')
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assert json.loads(buffer.to_request())['streams'][0]['values'][0][1] == 'Some test log line'
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def test_loki_log_handler_add_label_gets_labels():
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'''
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Assert that adding labels works.
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'''
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buffer = module.Loki_log_buffer(flexmock(), False)
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buffer.add_label('test', 'label')
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assert buffer.root['streams'][0]['stream']['test'] == 'label'
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buffer.add_label('test2', 'label2')
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assert buffer.root['streams'][0]['stream']['test2'] == 'label2'
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def test_loki_log_handler_emit_gets_log_messages():
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'''
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Assert that adding log records works.
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'''
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handler = module.Loki_log_handler(flexmock(), False)
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handler.emit(flexmock(getMessage=lambda: 'Some test log line'))
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assert len(handler.buffer) == 1
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def test_loki_log_handler_raw_posts_to_server():
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'''
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Assert that the flush function sends a post request after a certain limit.
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'''
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handler = module.Loki_log_handler(flexmock(), False)
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flexmock(module.requests).should_receive('post').and_return(
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flexmock(raise_for_status=lambda: '')
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).once()
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for num in range(int(module.MAX_BUFFER_LINES * 1.5)):
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handler.raw(num)
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def test_loki_log_handler_raw_post_failure_does_not_raise():
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'''
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Assert that the flush function catches request exceptions.
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'''
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handler = module.Loki_log_handler(flexmock(), False)
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flexmock(module.requests).should_receive('post').and_return(
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flexmock(raise_for_status=lambda: (_ for _ in ()).throw(requests.RequestException()))
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).once()
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for num in range(int(module.MAX_BUFFER_LINES * 1.5)):
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handler.raw(num)
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def test_loki_log_handler_flush_with_empty_buffer_does_not_raise():
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'''
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Test that flushing an empty buffer does indeed nothing.
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'''
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handler = module.Loki_log_handler(flexmock(), False)
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handler.flush()
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