109 lines
4.1 KiB
Python
109 lines
4.1 KiB
Python
# Copyright (c) 2014 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import logging
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from autotest_lib.client.common_lib import error
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from autotest_lib.client.common_lib.cros import chrome
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from autotest_lib.client.cros import touch_playback_test_base
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class touch_ScrollDirection(touch_playback_test_base.touch_playback_test_base):
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"""Plays back scrolls and checks for correct page movement."""
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version = 1
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_DIRECTIONS = ['down', 'up', 'right', 'left']
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_REVERSES = {'down': 'up', 'up': 'down', 'right': 'left', 'left': 'right'}
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_FILENAME_FMT_STR = 'scroll-%s'
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def _check_scroll_direction(self, filepath, expected):
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"""Playback and raise error if scrolling does not match down value.
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@param filepath: Gesture file's complete path for playback.
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@param expected: String, expected direction in which test page scroll
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should move for the gesture file being played.
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@raises TestFail if actual scrolling did not match expected.
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"""
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is_vertical = expected == 'up' or expected == 'down'
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is_down_or_right = expected == 'down' or expected == 'right'
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self._events.clear_previous_events()
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self._playback(filepath)
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self._events.wait_for_events_to_complete()
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delta = self._events.get_scroll_delta(is_vertical)
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logging.info('Scroll delta was %d', delta)
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# Check if scrolling went in correct direction.
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if ((is_down_or_right and delta <= 0) or
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(not is_down_or_right and delta >= 0)):
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self._events.log_events()
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raise error.TestFail('Page scroll was in wrong direction! '
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'Delta=%d, Australian=%s, Touchscreen=%s'
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% (delta, self._australian_state,
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self._has_touchscreen))
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def _verify_scrolling(self):
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"""Check scrolling direction for down then up."""
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if not self._australian_state:
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for direction in self._DIRECTIONS:
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self._check_scroll_direction(self._filepaths[direction],
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direction)
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else:
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for direction in self._DIRECTIONS:
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self._check_scroll_direction(self._filepaths[direction],
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self._REVERSES[direction])
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def _is_testable(self):
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"""Return True if test can run on this device, else False.
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@raises: TestError if host has no touchpad when it should.
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"""
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# Raise error if no touchpad detected.
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if not self._has_touchpad:
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raise error.TestError('No touchpad found on this device!')
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# Check if playback files are available on DUT to run test.
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self._filepaths = self._find_test_files_from_directions(
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'touchpad', self._FILENAME_FMT_STR, self._DIRECTIONS)
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if not self._filepaths:
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logging.info('Missing gesture files, Aborting test.')
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return False
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return True
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def run_once(self):
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"""Entry point of this test."""
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if not self._is_testable():
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return
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# Log in and start test.
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with chrome.Chrome(autotest_ext=True,
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init_network_controller=True) as cr:
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# Setup.
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self._set_autotest_ext(cr.autotest_ext)
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self._open_events_page(cr)
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self._events.expand_page()
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self._events.set_prevent_defaults(False)
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self._emulate_mouse()
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self._center_cursor()
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# Check default scroll - Australian only for samus and link.
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# See crbug.com/528083 for details.
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self._australian_state = self._platform in ['link' , 'samus']
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logging.info('Expecting Australian=%s', self._australian_state)
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self._verify_scrolling()
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# Toggle Australian scrolling and check again.
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self._australian_state = not self._australian_state
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self._set_australian_scrolling(value=self._australian_state)
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self._verify_scrolling()
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