Minor changes for flaky test.

This test has been very flaky on master, but the failure
is not reproducible. Trying a few things that might help.
TNL-5758

common/test/acceptance/pages/studio/overview.py

@@ -11,6 +11,7 @@ from selenium.webdriver.support.ui import Select
 from selenium.webdriver.common.keys import Keys
 
 from common.test.acceptance.pages.common.utils import click_css, confirm_prompt
+from common.test.acceptance.tests.helpers import disable_animations, enable_animations
 
 from common.test.acceptance.pages.studio.course_page import CoursePage
 from common.test.acceptance.pages.studio.container import ContainerPage
@@ -251,8 +252,7 @@ class CourseOutlineContainer(CourseOutlineItem):
         """
         Toggle the expansion of this subsection.
         """
-        # pylint: disable=no-member
-        self.browser.execute_script("jQuery.fx.off = true;")
+        disable_animations(self)
 
         def subsection_expanded():
             """
@@ -268,7 +268,7 @@ class CourseOutlineContainer(CourseOutlineItem):
 
         # Need to click slightly off-center in order for the click to be recognized.
         ele = self.browser.find_element_by_css_selector(self._bounded_selector('.ui-toggle-expansion .fa'))
-        ActionChains(self.browser).move_to_element_with_offset(ele, 4, 4).click().perform()
+        ActionChains(self.browser).move_to_element_with_offset(ele, 8, 8).click().perform()  # pylint: disable=no-member
         self.wait_for_element_presence(self._bounded_selector(self.ADD_BUTTON_SELECTOR), 'Subsection is expanded')
 
         EmptyPromise(
@@ -276,7 +276,7 @@ class CourseOutlineContainer(CourseOutlineItem):
             "Check that the container {} has been toggled".format(self.locator)
         ).fulfill()
 
-        self.browser.execute_script("jQuery.fx.off = false;")
+        enable_animations(self)
 
         return self
 

common/test/acceptance/tests/studio/test_studio_outline.py

@@ -19,7 +19,7 @@ from common.test.acceptance.fixtures.config import ConfigModelFixture
 from common.test.acceptance.fixtures.course import XBlockFixtureDesc
 
 from base_studio_test import StudioCourseTest
-from common.test.acceptance.tests.helpers import load_data_str
+from common.test.acceptance.tests.helpers import load_data_str, disable_animations
 from common.test.acceptance.pages.lms.progress import ProgressPage
 
 
@@ -1315,8 +1315,12 @@ class ExpandCollapseMultipleSectionsTest(CourseOutlineTest):
             And all sections are expanded
         """
         self.course_outline_page.visit()
+        # We have seen unexplainable sporadic failures in this test. Try disabling animations to see
+        # if that helps.
+        disable_animations(self.course_outline_page)
         self.course_outline_page.toggle_expand_collapse()
         self.assertEquals(self.course_outline_page.expand_collapse_link_state, ExpandCollapseLinkState.EXPAND)
+        self.verify_all_sections(collapsed=True)
         self.course_outline_page.section_at(0).expand_subsection()
         self.course_outline_page.toggle_expand_collapse()
         self.assertEquals(self.course_outline_page.expand_collapse_link_state, ExpandCollapseLinkState.COLLAPSE)