#!/usr/bin/env python import sys import unittest import mock from requests import ConnectionError, HTTPError, Timeout from yaml import load, SafeLoader import cachet_url_monitor.status sys.modules['requests'] = mock.Mock() sys.modules['logging'] = mock.Mock() from cachet_url_monitor.configuration import Configuration import os class ConfigurationTest(unittest.TestCase): @mock.patch.dict(os.environ, {'CACHET_TOKEN': 'token2'}) def setUp(self): def getLogger(name): self.mock_logger = mock.Mock() return self.mock_logger sys.modules['logging'].getLogger = getLogger def get(url, headers): get_return = mock.Mock() get_return.ok = True get_return.json = mock.Mock() get_return.json.return_value = {'data': {'status': 1, 'default_value': 0.5}} return get_return sys.modules['requests'].get = get self.configuration = Configuration(load(open('config.yml', 'r'), SafeLoader), 0) sys.modules['requests'].Timeout = Timeout sys.modules['requests'].ConnectionError = ConnectionError sys.modules['requests'].HTTPError = HTTPError 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.assertEqual(self.configuration.api_url, 'https://demo.cachethq.io/api/v1', 'Cachet API URL was set incorrectly') self.assertDictEqual(self.configuration.endpoint_header, {'SOME-HEADER': 'SOME-VALUE'}, 'Header is incorrect') def test_evaluate(self): def total_seconds(): return 0.1 def request(method, url, headers, timeout=None): response = mock.Mock() response.status_code = 200 response.elapsed = mock.Mock() response.elapsed.total_seconds = total_seconds response.text = '' return response sys.modules['requests'].request = request self.configuration.evaluate() self.assertEqual(self.configuration.status, cachet_url_monitor.status.COMPONENT_STATUS_OPERATIONAL, 'Component status set incorrectly') def test_evaluate_without_header(self): def total_seconds(): return 0.1 def request(method, url, headers=None, timeout=None): response = mock.Mock() response.status_code = 200 response.elapsed = mock.Mock() response.elapsed.total_seconds = total_seconds response.text = '' return response sys.modules['requests'].request = request self.configuration.evaluate() self.assertEqual(self.configuration.status, cachet_url_monitor.status.COMPONENT_STATUS_OPERATIONAL, 'Component status set incorrectly') def test_evaluate_with_failure(self): def total_seconds(): return 0.1 def request(method, url, headers, timeout=None): response = mock.Mock() # We are expecting a 200 response, so this will fail the expectation. response.status_code = 400 response.elapsed = mock.Mock() response.elapsed.total_seconds = total_seconds response.text = '' return response sys.modules['requests'].request = request self.configuration.evaluate() self.assertEqual(self.configuration.status, cachet_url_monitor.status.COMPONENT_STATUS_MAJOR_OUTAGE, 'Component status set incorrectly or custom incident status is incorrectly parsed') def test_evaluate_with_timeout(self): def request(method, url, headers, timeout=None): self.assertEqual(method, 'GET', 'Incorrect HTTP method') self.assertEqual(url, 'http://localhost:8080/swagger', 'Monitored URL is incorrect') self.assertEqual(timeout, 0.010) raise Timeout() sys.modules['requests'].request = request self.configuration.evaluate() self.assertEqual(self.configuration.status, cachet_url_monitor.status.COMPONENT_STATUS_PERFORMANCE_ISSUES, 'Component status set incorrectly') self.mock_logger.warning.assert_called_with('Request timed out') def test_evaluate_with_connection_error(self): def request(method, url, headers, timeout=None): self.assertEqual(method, 'GET', 'Incorrect HTTP method') self.assertEqual(url, 'http://localhost:8080/swagger', 'Monitored URL is incorrect') self.assertEqual(timeout, 0.010) raise ConnectionError() sys.modules['requests'].request = request self.configuration.evaluate() self.assertEqual(self.configuration.status, cachet_url_monitor.status.COMPONENT_STATUS_PARTIAL_OUTAGE, 'Component status set incorrectly') self.mock_logger.warning.assert_called_with('The URL is unreachable: GET http://localhost:8080/swagger') def test_evaluate_with_http_error(self): def request(method, url, headers, timeout=None): self.assertEqual(method, 'GET', 'Incorrect HTTP method') self.assertEqual(url, 'http://localhost:8080/swagger', 'Monitored URL is incorrect') self.assertEqual(timeout, 0.010) raise HTTPError() sys.modules['requests'].request = request self.configuration.evaluate() self.assertEqual(self.configuration.status, cachet_url_monitor.status.COMPONENT_STATUS_PARTIAL_OUTAGE, 'Component status set incorrectly') self.mock_logger.exception.assert_called_with('Unexpected HTTP response') def test_push_status(self): def put(url, params=None, headers=None): self.assertEqual(url, 'https://demo.cachethq.io/api/v1/components/1', 'Incorrect cachet API URL') self.assertDictEqual(params, {'id': 1, 'status': 1}, 'Incorrect component update parameters') self.assertDictEqual(headers, {'X-Cachet-Token': 'token2'}, 'Incorrect component update parameters') response = mock.Mock() response.status_code = 200 return response sys.modules['requests'].put = put self.assertEqual(self.configuration.status, cachet_url_monitor.status.COMPONENT_STATUS_OPERATIONAL, 'Incorrect component update parameters') self.configuration.push_status() def test_push_status_with_failure(self): def put(url, params=None, headers=None): self.assertEqual(url, 'https://demo.cachethq.io/api/v1/components/1', 'Incorrect cachet API URL') self.assertDictEqual(params, {'id': 1, 'status': 1}, 'Incorrect component update parameters') self.assertDictEqual(headers, {'X-Cachet-Token': 'token2'}, 'Incorrect component update parameters') response = mock.Mock() response.status_code = 400 return response sys.modules['requests'].put = put self.assertEqual(self.configuration.status, cachet_url_monitor.status.COMPONENT_STATUS_OPERATIONAL, 'Incorrect component update parameters') self.configuration.push_status()