def test_validation(self):
ws = web_scraping.WebScraping()
self.setup_mock()
ws.check({})
self.assert_log_count('info', 0)
self.assert_log_count('error', 1)
self.assert_log('error', 1, 'skipping instance, no name found.')
self.assert_request_not_called()
self.assert_gauge_not_called()
self.setup_mock()
ws.check({'name': 'test'})
self.assert_log_count('info', 0)
self.assert_log_count('error', 1)
self.assert_log('error', 1, 'skipping instance, no url found.')
self.assert_request_not_called()
self.assert_gauge_not_called()
self.setup_mock()
ws.check({'name': 'test', 'url': 'http://example.com'})
self.assert_log_count('info', 0)
self.assert_log_count('error', 1)
self.assert_log('error', 1, 'skipping instance, no xpath found.')
self.assert_request_not_called()
self.assert_gauge_not_called()
def test_invalid_url(self):
name = 'test'
url = 'bad url'
self.setup_mock()
ws = web_scraping.WebScraping()
ws.check({
'name': name,
'url': url,
'xpath': '',
})
self.assert_log_count('info', 0)
self.assert_log_count('error', 1)
self.assert_log_match('error', 1, r'%s : failed to get website' % name)
self.assert_request_url(url)
self.assert_gauge_not_called()
def test_success(self):
name = 'test'
url = 'http://example.com'
value = '-100.1'
self.setup_mock('<div id="hoge">test=%s</div>' % value)
ws = web_scraping.WebScraping()
ws.check({
'name': name,
'url': url,
'xpath': '//*[@id="hoge"]/text()',
})
self.assert_log_count('info', 1)
self.assert_log('info', 1, '%s = %f' % (name, float(value)))
self.assert_log_count('error', 0)
self.assert_request_url(url)
self.assert_gauge(name, float(value))
def test_invalid_value(self):
name = 'test'
url = 'http://example.com'
self.setup_mock('<div id="hoge">test</div>')
ws = web_scraping.WebScraping()
ws.check({
'name': name,
'url': url,
'xpath': '//*[@id="hoge"]/text()',
})
self.assert_log_count('info', 0)
self.assert_log_count('error', 1)
self.assert_log(
'error', 1,
'%s : failed to get value (default value used) : could not convert string to float: '
% name)
self.assert_request_url(url)
self.assert_gauge_not_called()
def test_default_value(self):
name = 'test'
url = 'http://example.com'
default_value = '100.2'
self.setup_mock('<div id="hoge">test=-100.1</div>')
ws = web_scraping.WebScraping()
ws.check({
'name': name,
'url': url,
'xpath': '//*[@id="fuga"]/text()',
'default': default_value,
})
self.assert_log_count('info', 2)
self.assert_log('info', 1,
'%s : failed to get value (default value used)' % name)
self.assert_log('info', 2, '%s = %f' % (name, float(default_value)))
self.assert_log_count('error', 0)
self.assert_request_url(url)
self.assert_gauge(name, float(default_value))