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# Copyright 2015 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
from telemetry import decorators
from telemetry.internal.actions import page_action
from telemetry.internal.actions import repeatable_scroll
from telemetry.internal.actions import utils
from telemetry.internal.browser import browser_info as browser_info_module
from telemetry.testing import tab_test_case
class RepeatableScrollActionTest(tab_test_case.TabTestCase):
def setUp(self):
tab_test_case.TabTestCase.setUp(self)
self.Navigate('blank.html')
utils.InjectJavaScript(self._tab, 'gesture_common.js')
# Make page taller than window so it's scrollable.
self._tab.ExecuteJavaScript('document.body.style.height ='
'(3 * __GestureCommon_GetWindowHeight() + 1) + "px";')
self.assertEquals(
self._tab.EvaluateJavaScript('document.scrollingElement.scrollTop'), 0)
self._browser_info = browser_info_module.BrowserInfo(self._tab.browser)
self._window_height = int(self._tab.EvaluateJavaScript(
'__GestureCommon_GetWindowHeight()'))
# https://github.com/catapult-project/catapult/issues/3099
@decorators.Disabled('android')
def testRepeatableScrollActionNoRepeats(self):
if not self._browser_info.HasRepeatableSynthesizeScrollGesture():
return
expected_scroll = (self._window_height / 2) - 1
i = repeatable_scroll.RepeatableScrollAction(y_scroll_distance_ratio=0.5)
i.WillRunAction(self._tab)
i.RunAction(self._tab)
scroll_position = self._tab.EvaluateJavaScript(
'document.scrollingElement.scrollTop')
# We can only expect the final scroll position to be approximatly equal.
self.assertTrue(abs(scroll_position - expected_scroll) < 20,
msg='scroll_position=%d;expected %d' % (scroll_position,
expected_scroll))
# https://github.com/catapult-project/catapult/issues/3099
@decorators.Disabled('android')
def testRepeatableScrollActionTwoRepeats(self):
if not self._browser_info.HasRepeatableSynthesizeScrollGesture():
return
expected_scroll = ((self._window_height / 2) - 1) * 3
i = repeatable_scroll.RepeatableScrollAction(y_scroll_distance_ratio=0.5,
repeat_count=2,
repeat_delay_ms=1)
i.WillRunAction(self._tab)
i.RunAction(self._tab)
scroll_position = self._tab.EvaluateJavaScript(
'document.scrollingElement.scrollTop')
# We can only expect the final scroll position to be approximatly equal.
self.assertTrue(abs(scroll_position - expected_scroll) < 20,
msg='scroll_position=%d;expected %d' % (scroll_position,
expected_scroll))
# Regression test for crbug.com/627166
# TODO(ulan): enable for Android after catapult:#2475 is fixed.
@decorators.Disabled('all')
def testRepeatableScrollActionNoRepeatsZoomed(self):
if (not self._browser_info.HasRepeatableSynthesizeScrollGesture() or
not page_action.IsGestureSourceTypeSupported(self._tab, 'touch')):
return
self._tab.action_runner.PinchPage(scale_factor=0.1)
inner_height = self._tab.EvaluateJavaScript('window.innerHeight')
outer_height = self._tab.EvaluateJavaScript('window.outerHeight')
self.assertGreater(inner_height, outer_height)
i = repeatable_scroll.RepeatableScrollAction(y_scroll_distance_ratio=0.5)
i.WillRunAction(self._tab)
i.RunAction(self._tab)
# If scroll coordinates are computed incorrectly Chrome will crash with
# [FATAL:synthetic_gesture_target_base.cc(62)] Check failed:
# web_touch.touches[i].state != WebTouchPoint::StatePressed ||
# PointIsWithinContents(web_touch.touches[i].position.x,
# web_touch.touches[i].position.y). Touch coordinates are not within content
# bounds on TouchStart.
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