c7127bc49f
Add common function to run selenium in headless mode. Change-Id: Ia48cea1c3e956aab49ca498e736dceda51598f9e
101 lines
3.2 KiB
Python
101 lines
3.2 KiB
Python
# Copyright 2016 Mirantis, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import contextlib
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import socket
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from selenium import webdriver
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from selenium.webdriver.common import by
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from selenium.webdriver.common import proxy
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import xvfbwrapper
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from stacklight_tests.helpers.ui import ui_settings
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@contextlib.contextmanager
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def ui_driver(url, wait_element, title):
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vdisplay = None
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# Start a virtual display server for running the tests headless.
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if ui_settings.headless_mode:
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vdisplay = xvfbwrapper.Xvfb(width=1920, height=1080)
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args = []
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# workaround for memory leak in Xvfb taken from:
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# http://blog.jeffterrace.com/2012/07/xvfb-memory-leak-workaround.html
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args.append("-noreset")
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# disables X access control
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args.append("-ac")
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if hasattr(vdisplay, 'extra_xvfb_args'):
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# xvfbwrapper 0.2.8 or newer
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vdisplay.extra_xvfb_args.extend(args)
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else:
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vdisplay.xvfb_cmd.extend(args)
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vdisplay.start()
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driver = get_driver(url, wait_element, title)
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try:
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yield driver
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finally:
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driver.quit()
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if vdisplay is not None:
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vdisplay.stop()
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def get_driver(url, anchor, title, by_selector_type=by.By.XPATH):
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proxy_address = ui_settings.proxy_address
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# Increase the default Python socket timeout from nothing
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# to something that will cope with slow webdriver startup times.
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# This *just* affects the communication between this test process
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# and the webdriver.
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socket.setdefaulttimeout(60)
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# Start the Selenium webdriver and setup configuration.
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proxy_ex = None
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if proxy_address is not None:
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proxy_ex = proxy.Proxy(
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{
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'proxyType': proxy.ProxyType.MANUAL,
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'socksProxy': proxy_address,
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}
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)
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driver = webdriver.Firefox(proxy=proxy_ex)
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if ui_settings.maximize_window:
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driver.maximize_window()
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driver.implicitly_wait(ui_settings.implicit_wait)
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driver.set_page_load_timeout(ui_settings.page_timeout)
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driver.get(url)
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driver.find_element(by_selector_type, anchor)
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assert title in driver.title
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return driver
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def get_table(driver, xpath, frame=None):
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if frame:
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driver.switch_to.default_content()
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driver.switch_to.frame(driver.find_element_by_name(frame))
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return driver.find_element_by_xpath(xpath)
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def get_table_row(table, row_id):
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return table.find_element_by_xpath("tr[{0}]".format(row_id))
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def get_table_size(table):
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return len(table.find_elements_by_xpath("tr[position() > 0]"))
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def get_table_cell(table, row_id, column_id):
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row = get_table_row(table, row_id)
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return row.find_element_by_xpath("td[{0}]".format(column_id))
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