Files
cachet-url-monitor/tests/test_configuration.py
mtakaki df2d094dc6 Fixing push status that has been broken since moving to a client (#80)
* Fixing push status that has been broken since moving to a client

* Adding unit test to cover the bug
2020-01-28 01:42:49 -08:00

159 lines
7.0 KiB
Python

#!/usr/bin/env python
import sys
import unittest
import mock
import pytest
import requests
import requests_mock
from yaml import load, SafeLoader
import cachet_url_monitor.status
from cachet_url_monitor.client import CachetClient
import cachet_url_monitor.exceptions
sys.modules['logging'] = mock.Mock()
from cachet_url_monitor.configuration import Configuration
import os
class ConfigurationTest(unittest.TestCase):
client: CachetClient
configuration: Configuration
def setUp(self):
def getLogger(name):
self.mock_logger = mock.Mock()
return self.mock_logger
sys.modules['logging'].getLogger = getLogger
self.client = mock.Mock()
# We set the initial status to OPERATIONAL.
self.client.get_component_status.return_value = cachet_url_monitor.status.ComponentStatus.OPERATIONAL
self.configuration = Configuration(
load(open(os.path.join(os.path.dirname(__file__), 'configs/config.yml'), 'rt'), SafeLoader), 0, self.client,
'token2')
def test_init(self):
self.assertEqual(len(self.configuration.data), 2, 'Number of root elements in config.yml is incorrect')
self.assertEqual(len(self.configuration.expectations), 3, 'Number of expectations read from file is incorrect')
self.assertDictEqual(self.configuration.headers, {'X-Cachet-Token': 'token2'}, 'Header was not set correctly')
self.assertDictEqual(self.configuration.endpoint_header, {'SOME-HEADER': 'SOME-VALUE'}, 'Header is incorrect')
@requests_mock.mock()
def test_evaluate(self, m):
m.get('http://localhost:8080/swagger', text='<body>')
self.configuration.evaluate()
self.assertEqual(self.configuration.status, cachet_url_monitor.status.ComponentStatus.OPERATIONAL,
'Component status set incorrectly')
@requests_mock.mock()
def test_evaluate_without_header(self, m):
m.get('http://localhost:8080/swagger', text='<body>')
self.configuration.evaluate()
self.assertEqual(self.configuration.status, cachet_url_monitor.status.ComponentStatus.OPERATIONAL,
'Component status set incorrectly')
@requests_mock.mock()
def test_evaluate_with_failure(self, m):
m.get('http://localhost:8080/swagger', text='<body>', status_code=400)
self.configuration.evaluate()
self.assertEqual(self.configuration.status, cachet_url_monitor.status.ComponentStatus.MAJOR_OUTAGE,
'Component status set incorrectly or custom incident status is incorrectly parsed')
@requests_mock.mock()
def test_evaluate_with_timeout(self, m):
m.get('http://localhost:8080/swagger', exc=requests.Timeout)
self.configuration.evaluate()
self.assertEqual(self.configuration.status, cachet_url_monitor.status.ComponentStatus.PERFORMANCE_ISSUES,
'Component status set incorrectly')
self.mock_logger.warning.assert_called_with('Request timed out')
@requests_mock.mock()
def test_evaluate_with_connection_error(self, m):
m.get('http://localhost:8080/swagger', exc=requests.ConnectionError)
self.configuration.evaluate()
self.assertEqual(self.configuration.status, cachet_url_monitor.status.ComponentStatus.PARTIAL_OUTAGE,
'Component status set incorrectly')
self.mock_logger.warning.assert_called_with('The URL is unreachable: GET http://localhost:8080/swagger')
@requests_mock.mock()
def test_evaluate_with_http_error(self, m):
m.get('http://localhost:8080/swagger', exc=requests.HTTPError)
self.configuration.evaluate()
self.assertEqual(self.configuration.status, cachet_url_monitor.status.ComponentStatus.PARTIAL_OUTAGE,
'Component status set incorrectly')
self.mock_logger.exception.assert_called_with('Unexpected HTTP response')
def test_push_status(self):
self.client.get_component_status.return_value = cachet_url_monitor.status.ComponentStatus.OPERATIONAL
push_status_response = mock.Mock()
self.client.push_status.return_value = push_status_response
push_status_response.ok = True
self.configuration.status = cachet_url_monitor.status.ComponentStatus.PARTIAL_OUTAGE
self.configuration.push_status()
self.client.push_status.assert_called_once_with(1, cachet_url_monitor.status.ComponentStatus.OPERATIONAL)
def test_push_status_with_failure(self):
self.client.get_component_status.return_value = cachet_url_monitor.status.ComponentStatus.OPERATIONAL
push_status_response = mock.Mock()
self.client.push_status.return_value = push_status_response
push_status_response.ok = False
self.configuration.status = cachet_url_monitor.status.ComponentStatus.PARTIAL_OUTAGE
self.configuration.push_status()
self.client.push_status.assert_called_once_with(1, cachet_url_monitor.status.ComponentStatus.OPERATIONAL)
def test_push_status_same_status(self):
self.client.get_component_status.return_value = cachet_url_monitor.status.ComponentStatus.OPERATIONAL
self.configuration.status = cachet_url_monitor.status.ComponentStatus.OPERATIONAL
self.configuration.push_status()
self.client.push_status.assert_not_called()
class ConfigurationMultipleUrlTest(unittest.TestCase):
@mock.patch.dict(os.environ, {'CACHET_TOKEN': 'token2'})
def setUp(self):
config_yaml = load(open(os.path.join(os.path.dirname(__file__), 'configs/config_multiple_urls.yml'), 'rt'),
SafeLoader)
self.client = []
self.configuration = []
for index in range(len(config_yaml['endpoints'])):
client = mock.Mock()
self.client.append(client)
self.configuration.append(Configuration(config_yaml, index, client, 'token2'))
def test_init(self):
expected_method = ['GET', 'POST']
expected_url = ['http://localhost:8080/swagger', 'http://localhost:8080/bar']
for index in range(len(self.configuration)):
config = self.configuration[index]
self.assertEqual(len(config.data), 2, 'Number of root elements in config.yml is incorrect')
self.assertEqual(len(config.expectations), 1, 'Number of expectations read from file is incorrect')
self.assertDictEqual(config.headers, {'X-Cachet-Token': 'token2'}, 'Header was not set correctly')
self.assertEqual(expected_method[index], config.endpoint_method)
self.assertEqual(expected_url[index], config.endpoint_url)
class ConfigurationNegativeTest(unittest.TestCase):
@mock.patch.dict(os.environ, {'CACHET_TOKEN': 'token2'})
def test_init(self):
with pytest.raises(cachet_url_monitor.configuration.ConfigurationValidationError):
self.configuration = Configuration(
load(open(os.path.join(os.path.dirname(__file__), 'configs/config_invalid_type.yml'), 'rt'),
SafeLoader), 0, mock.Mock(), 'token2')