Add System health stories for Emerging market

tools/perf/page_sets/system_health/searching_stories.py

 # Copyright 2016 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 page_sets.system_health import platforms
+from page_sets.system_health import story_tags
 from page_sets.system_health import system_health_story
 
+from devil.android.sdk import keyevent # pylint: disable=import-error
 
+
+# TODO(ssid): Rename the search stories to browse stories crbug.com/708300.
 class SearchGoogleStory(system_health_story.SystemHealthStory):
   NAME = 'search:portal:google'
   URL = 'https://www.google.co.uk/'
+  TAGS = [story_tags.EMERGING_MARKET]
 
   _SEARCH_BOX_SELECTOR = 'input[aria-label="Search"]'
   _RESULT_SELECTOR = '.r > a[href*="wikipedia"]'
 
   def _DidLoadDocument(self, action_runner):
     # Click on the search box.
     action_runner.Wait(1)
     action_runner.WaitForElement(selector=self._SEARCH_BOX_SELECTOR)
     action_runner.TapElement(selector=self._SEARCH_BOX_SELECTOR)
 
     # Submit search query.
     action_runner.Wait(1)
     action_runner.EnterText('what is science')
     action_runner.Wait(0.5)
     action_runner.PressKey('Return')
 
     # Scroll to the Wikipedia result.
     action_runner.WaitForElement(selector=self._RESULT_SELECTOR)
     action_runner.Wait(1)
     action_runner.ScrollPageToElement(selector=self._RESULT_SELECTOR)
 
     # Click on the Wikipedia result.
     action_runner.Wait(1)
     action_runner.TapElement(selector=self._RESULT_SELECTOR)
     action_runner.tab.WaitForDocumentReadyStateToBeComplete()
+
+
+class SearchOmniboxStory(system_health_story.SystemHealthStory):
+  """Story that peforms search by using omnibox search provider
+
+  Loads a website and enters a search query on omnibox and navigates to default
+  search provider (google).
+  """
+  NAME = 'browse:chrome:omnibox'
+  URL = 'https://www.google.co.in'
+  SUPPORTED_PLATFORMS = platforms.MOBILE_ONLY
+  TAGS = [story_tags.EMERGING_MARKET]
+
+  def _DidLoadDocument(self, action_runner):
+    app_ui = action_runner.tab.browser.GetAppUi()
+    platform = action_runner.tab.browser.platform
+    app_ui.WaitForUiNode(resource_id='url_bar')
+    url_bar = app_ui.GetUiNode(resource_id='url_bar')
+    url_bar.Tap()
+    action_runner.Wait(1) # user wait before typing
+    platform.android_action_runner.InputText('drake')
+    action_runner.Wait(0.5) # user wait after typing
+    platform.android_action_runner.InputKeyEvent(keyevent.KEYCODE_ENTER)
+
+    action_runner.WaitForNavigate()
+    action_runner.ScrollPage(use_touch=True, distance=500)
+
+
+class MobileNewTabPageStory(system_health_story.SystemHealthStory):
+  """Story that loads new tab page and performs searches.
+
+  This story does in a loop:

[nednguyen, 2017/04/17 19:20:28]

nits: change this to:
"For each of the search queries in |_SEARCH_TEXTS| below, this story does:
  _ enter the search query from new tab page
  _ ...

[ssid, 2017/04/17 20:37:05]

Done.

+   - enter a search query from new tab page
+   - read results
+   - navigates back to new tab page
+  """
+
+  NAME = 'browse:chrome:newtab'
+  URL = 'chrome://newtab'
+  _SEARCH_TEXTS = ['does google know everything',
+                   'most famous paintings',
+                   'current weather',
+                   'best movies 2016',
+                   'how to tie a tie']
+
+  SUPPORTED_PLATFORMS = platforms.MOBILE_ONLY
+  TAGS = [story_tags.EMERGING_MARKET]
+
+  def _DidLoadDocument(self, action_runner):
+    app_ui = action_runner.tab.browser.GetAppUi()
+    platform = action_runner.tab.browser.platform
+    for keyword in self._SEARCH_TEXTS:
+      app_ui.WaitForUiNode(resource_id='search_box').Tap()
+      platform.android_action_runner.InputText(keyword)
+      platform.android_action_runner.InputKeyEvent(keyevent.KEYCODE_ENTER)
+      action_runner.WaitForNavigate()
+      action_runner.Wait(1.5) # Read results
+      action_runner.ScrollPage(use_touch=True)
+      action_runner.NavigateBack()
+      action_runner.WaitForNavigate()
+
+    app_ui.WaitForUiNode(resource_id='menu_button').Tap()
+    app_ui.WaitForUiNode(resource_id='menu_item_text')