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tests.py
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import sys
import unittest
from datetime import datetime
try:
from StringIO import StringIO
except ImportError:
from io import StringIO
from botocore.compat import total_seconds
from botocore.client import ClientError
from botocore.auth import NoCredentialsError
from termcolor import colored
try:
from mock import patch, Mock, call
except ImportError:
from unittest.mock import patch, Mock, call
from awslogs import AWSLogs
from awslogs.exceptions import UnknownDateError
from awslogs.bin import main
class TestAWSLogs(unittest.TestCase):
def _stream(self, name, start=0, end=sys.maxsize):
return {'logStreamName': name,
'firstEventTimestamp': start,
'lastEventTimestamp': end}
@patch('boto3.client')
@patch('awslogs.core.datetime')
def test_parse_datetime(self, datetime_mock, botoclient):
awslogs = AWSLogs()
datetime_mock.utcnow.return_value = datetime(2015, 1, 1, 3, 0, 0, 0)
datetime_mock.return_value = datetime(1970, 1, 1)
def epoch(dt):
return int(total_seconds(dt - datetime(1970, 1, 1)) * 1000)
self.assertEqual(awslogs.parse_datetime(''), None)
self.assertEqual(awslogs.parse_datetime(None), None)
self.assertEqual(awslogs.parse_datetime('1m'),
epoch(datetime(2015, 1, 1, 2, 59, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1m ago'),
epoch(datetime(2015, 1, 1, 2, 59, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1minute'),
epoch(datetime(2015, 1, 1, 2, 59, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1minute ago'),
epoch(datetime(2015, 1, 1, 2, 59, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1minutes'),
epoch(datetime(2015, 1, 1, 2, 59, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1minutes ago'),
epoch(datetime(2015, 1, 1, 2, 59, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1h'),
epoch(datetime(2015, 1, 1, 2, 0, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1h ago'),
epoch(datetime(2015, 1, 1, 2, 0, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1hour'),
epoch(datetime(2015, 1, 1, 2, 0, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1hour ago'),
epoch(datetime(2015, 1, 1, 2, 0, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1hours'),
epoch(datetime(2015, 1, 1, 2, 0, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1hours ago'),
epoch(datetime(2015, 1, 1, 2, 0, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1d'),
epoch(datetime(2014, 12, 31, 3, 0, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1d ago'),
epoch(datetime(2014, 12, 31, 3, 0, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1day'),
epoch(datetime(2014, 12, 31, 3, 0, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1day ago'),
epoch(datetime(2014, 12, 31, 3, 0, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1days'),
epoch(datetime(2014, 12, 31, 3, 0, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1days ago'),
epoch(datetime(2014, 12, 31, 3, 0, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1w'),
epoch(datetime(2014, 12, 25, 3, 0, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1w ago'),
epoch(datetime(2014, 12, 25, 3, 0, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1week'),
epoch(datetime(2014, 12, 25, 3, 0, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1week ago'),
epoch(datetime(2014, 12, 25, 3, 0, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1weeks'),
epoch(datetime(2014, 12, 25, 3, 0, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1weeks ago'),
epoch(datetime(2014, 12, 25, 3, 0, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1/1/2013'),
epoch(datetime(2013, 1, 1, 0, 0, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1/1/2012 12:34'),
epoch(datetime(2012, 1, 1, 12, 34, 0, 0)))
self.assertEqual(awslogs.parse_datetime('1/1/2011 12:34:56'),
epoch(datetime(2011, 1, 1, 12, 34, 56, 0)))
self.assertRaises(UnknownDateError, awslogs.parse_datetime, '???')
@patch('boto3.client')
def test_get_groups(self, botoclient):
client = Mock()
botoclient.return_value = client
client.get_paginator.return_value.paginate.return_value = [
{'logGroups': [{'logGroupName': 'A'},
{'logGroupName': 'B'},
{'logGroupName': 'C'}],
'nextToken': 1},
{'logGroups': [{'logGroupName': 'D'},
{'logGroupName': 'E'},
{'logGroupName': 'F'}],
'nextToken': 2},
{'logGroups': [{'logGroupName': 'G'}]},
]
awslogs = AWSLogs()
self.assertEqual([g for g in awslogs.get_groups()], ['A', 'B', 'C', 'D', 'E', 'F', 'G'])
@patch('boto3.client')
def test_get_streams(self, botoclient):
client = Mock()
botoclient.return_value = client
client.get_paginator.return_value.paginate.return_value = [
{'logStreams': [self._stream('A'),
self._stream('B'),
self._stream('C')],
'nextToken': 1},
{'logStreams': [self._stream('D'),
self._stream('E'),
self._stream('F')],
'nextToken': 2},
{'logStreams': [self._stream('G')]},
]
awslogs = AWSLogs(log_group_name='group')
self.assertEqual([g for g in awslogs.get_streams()], ['A', 'B', 'C', 'D', 'E', 'F', 'G'])
@patch('boto3.client')
@patch('awslogs.core.AWSLogs.parse_datetime')
def test_get_streams_filtered_by_date(self, parse_datetime, botoclient):
client = Mock()
botoclient.return_value = client
client.get_paginator.return_value.paginate.return_value = [
{'logStreams': [self._stream('A', 0, 1),
self._stream('B', 0, 6),
self._stream('C'),
self._stream('D', sys.maxsize - 1, sys.maxsize)],
}
]
parse_datetime.side_effect = [5, 7]
awslogs = AWSLogs(log_group_name='group', start='5', end='7')
self.assertEqual([g for g in awslogs.get_streams()], ['B', 'C'])
@patch('boto3.client')
def test_get_streams_from_pattern(self, botoclient):
client = Mock()
botoclient.return_value = client
side_effect = [
{'logStreams': [self._stream('AAA'),
self._stream('ABA'),
self._stream('ACA')],
'nextToken': 1},
{'logStreams': [self._stream('BAA'),
self._stream('BBA'),
self._stream('BBB')],
'nextToken': 2},
{'logStreams': [self._stream('CAC')]},
]
awslogs = AWSLogs()
client.get_paginator.return_value.paginate.return_value = side_effect
expected = ['AAA', 'ABA', 'ACA', 'BAA', 'BBA', 'BBB', 'CAC']
actual = [s for s in awslogs._get_streams_from_pattern('X', 'ALL')]
self.assertEqual(actual, expected)
client.get_paginator.return_value.paginate.return_value = side_effect
expected = ['AAA', 'ABA', 'ACA']
actual = [s for s in awslogs._get_streams_from_pattern('X', 'A')]
self.assertEqual(actual, expected)
client.get_paginator.return_value.paginate.return_value = side_effect
expected = ['AAA', 'ACA']
actual = [s for s in awslogs._get_streams_from_pattern('X', 'A[AC]A')]
self.assertEqual(actual, expected)
@patch('boto3.client')
@patch('sys.stdout', new_callable=StringIO)
def test_main_get(self, mock_stdout, botoclient):
client = Mock()
botoclient.return_value = client
awslogs = AWSLogs()
logs = [
{'events': [{'eventId': 1, 'message': 'Hello 1', 'logStreamName': 'DDD'},
{'eventId': 2, 'message': 'Hello 2', 'logStreamName': 'EEE'},
{'eventId': 3, 'message': 'Hello 3', 'logStreamName': 'DDD'}],
'nextToken': 'token'},
{'events': [{'eventId': 4, 'message': 'Hello 4', 'logStreamName': 'EEE'},
{'eventId': 5, 'message': 'Hello 5', 'logStreamName': 'DDD'},
{'eventId': 6, 'message': 'Hello 6', 'logStreamName': 'EEE'}],
'nextToken': 'token'},
{'events': []}
]
groups = [
{'logGroups': [{'logGroupName': 'AAA'},
{'logGroupName': 'BBB'},
{'logGroupName': 'CCC'}]},
]
streams = [
{'logStreams': [self._stream('DDD'),
self._stream('EEE')]}
]
def paginator(value):
mock = Mock()
mock.paginate.return_value = {
'describe_log_groups': groups,
'describe_log_streams': streams
}.get(value)
return mock
client.get_paginator.side_effect = paginator
client.filter_log_events.side_effect = logs
main("awslogs get AAA DDD --no-color".split())
self.assertEqual(
mock_stdout.getvalue(),
("AAA DDD Hello 1\n"
"AAA EEE Hello 2\n"
"AAA DDD Hello 3\n"
"AAA EEE Hello 4\n"
"AAA DDD Hello 5\n"
"AAA EEE Hello 6\n")
)
@patch('boto3.client')
@patch('sys.stdout', new_callable=StringIO)
def test_main_get_deduplication(self, mock_stdout, botoclient):
client = Mock()
botoclient.return_value = client
awslogs = AWSLogs()
logs = [
{'events': [{'eventId': 1, 'message': 'Hello 1', 'logStreamName': 'DDD'},
{'eventId': 2, 'message': 'Hello 2', 'logStreamName': 'EEE'},
{'eventId': 3, 'message': 'Hello 3', 'logStreamName': 'DDD'}],
'nextToken': 'token'},
{'events': [{'eventId': 1, 'message': 'Hello 1', 'logStreamName': 'DDD'},
{'eventId': 2, 'message': 'Hello 2', 'logStreamName': 'EEE'},
{'eventId': 3, 'message': 'Hello 3', 'logStreamName': 'DDD'}],
'nextToken': 'token'},
{'events': []}
]
groups = [
{'logGroups': [{'logGroupName': 'AAA'},
{'logGroupName': 'BBB'},
{'logGroupName': 'CCC'}]},
]
streams = [
{'logStreams': [self._stream('DDD'),
self._stream('EEE')]}
]
def paginator(value):
mock = Mock()
mock.paginate.return_value = {
'describe_log_groups': groups,
'describe_log_streams': streams
}.get(value)
return mock
client.get_paginator.side_effect = paginator
client.filter_log_events.side_effect = logs
main("awslogs get AAA DDD --no-color".split())
self.assertEqual(
mock_stdout.getvalue(),
("AAA DDD Hello 1\n"
"AAA EEE Hello 2\n"
"AAA DDD Hello 3\n")
)
@patch('boto3.client')
@patch('sys.stdout', new_callable=StringIO)
def test_main_groups(self, mock_stdout, botoclient):
client = Mock()
botoclient.return_value = client
awslogs = AWSLogs()
groups = [
{'logGroups': [{'logGroupName': 'AAA'},
{'logGroupName': 'BBB'},
{'logGroupName': 'CCC'}]},
]
client.get_paginator.return_value.paginate.return_value = groups
main("awslogs groups".split())
self.assertEqual(
mock_stdout.getvalue(),
("AAA\n"
"BBB\n"
"CCC\n")
)
@patch('boto3.client')
@patch('sys.stdout', new_callable=StringIO)
def test_main_streams(self, mock_stdout, botoclient):
client = Mock()
botoclient.return_value = client
awslogs = AWSLogs()
groups = [
{'logGroups': [{'logGroupName': 'AAA'},
{'logGroupName': 'BBB'},
{'logGroupName': 'CCC'}]},
]
streams = [
{'logStreams': [self._stream('DDD'),
self._stream('EEE')]}
]
def paginator(value):
mock = Mock()
mock.paginate.return_value = {
'describe_log_groups': groups,
'describe_log_streams': streams
}.get(value)
return mock
client.get_paginator.side_effect = paginator
main("awslogs streams AAA".split())
self.assertEqual(
mock_stdout.getvalue(),
("DDD\n"
"EEE\n")
)
@patch('sys.stderr', new_callable=StringIO)
def test_unknown_date_error(self, mock_stderr):
code = main("awslogs get AAA BBB -sX".split())
self.assertEqual(code, 3)
self.assertEqual(mock_stderr.getvalue(),
colored("awslogs doesn't understand 'X' as a date.\n", "red"))
@patch('awslogs.bin.AWSLogs')
@patch('sys.stderr', new_callable=StringIO)
def test_unknown_error(self, mock_stderr, mock_awslogs):
mock_awslogs.side_effect = Exception("Error!")
code = main("awslogs get AAA BBB".split())
output = mock_stderr.getvalue()
self.assertEqual(code, 1)
self.assertTrue("You've found a bug!" in output)
self.assertTrue("Exception: Error!" in output)