78 lines
2.5 KiB
Python
78 lines
2.5 KiB
Python
# Copyright 2016 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_TouchscreenZoom(touch_playback_test_base.touch_playback_test_base):
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"""Plays back touchscreen zoom and checks for correct page movement.
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Test zooms in and then out, checking that direction is correct.
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"""
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version = 1
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_DIRECTIONS = ['in', 'out']
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_FILENAME_FMT_STR = 'zoom-%s'
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def _check_zoom_in_one_direction(self, direction):
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logging.info('Starting to zoom %s', direction)
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start_level = self._events.get_page_zoom()
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self._events.clear_previous_events()
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self._playback(self._filepaths[direction], 'touchscreen')
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self._events.wait_for_events_to_complete()
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end_level = self._events.get_page_zoom()
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delta = end_level - start_level
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if delta == 0:
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self._events.log_events()
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raise error.TestFail('No page zoom occurred!')
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if ((delta < 0 and direction == 'in') or
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(delta > 0 and direction == 'out')):
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self._events.log_events()
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raise error.TestFail('Zoom was in the wrong 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 touchscreen when it should.
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"""
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# Raise error if no touchscreen detected.
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if not self._has_touchscreen:
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raise error.TestError('No touchscreen 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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'touchscreen', 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(init_network_controller=True) as cr:
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self._open_events_page(cr)
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self._events.set_prevent_defaults(False)
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# Zoom in and out on test page.
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for direction in self._DIRECTIONS:
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self._check_zoom_in_one_direction(direction)
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