SharedPageState ensures specified page cache temperature.

telemetry/telemetry/page/cache_temperature_unittest.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 telemetry import decorators
+from telemetry import page as page_module
+from telemetry import story
+from telemetry.page import cache_temperature
+from telemetry.testing import browser_test_case
+
+class CacheTempeartureTests(browser_test_case.BrowserTestCase):
+  @decorators.Enabled('has tabs')
+  def testEnsureAny(self):
+    story_set = story.StorySet()
+    page = page_module.Page('http://google.com', page_set=story_set,
+        cache_temperature=cache_temperature.ANY)
+    cache_temperature.EnsurePageCacheTemperature(page, self._browser)
+
+  @decorators.Enabled('has tabs')
+  def testEnsurePCv1Cold(self):
+    story_set = story.StorySet()
+    page = page_module.Page('http://google.com', page_set=story_set,
+        cache_temperature=cache_temperature.PCV1_COLD)
+    cache_temperature.EnsurePageCacheTemperature(page, self._browser)
+
+  @decorators.Enabled('has tabs')
+  def testEnsurePCv1WarmAfterPCv1ColdRun(self):
+    story_set = story.StorySet()
+    page = page_module.Page('http://google.com', page_set=story_set,
+        cache_temperature=cache_temperature.PCV1_COLD)
+    cache_temperature.EnsurePageCacheTemperature(page, self._browser)
+
+    previous_page = page
+    page = page_module.Page('http://google.com', page_set=story_set,
+        cache_temperature=cache_temperature.PCV1_WARM)
+    cache_temperature.EnsurePageCacheTemperature(page, self._browser,
+        previous_page)
+
+  @decorators.Enabled('has tabs')
+  def testEnsurePCv1WarmFromScratch(self):
+    story_set = story.StorySet()
+    page = page_module.Page('http://google.com', page_set=story_set,
+        cache_temperature=cache_temperature.PCV1_WARM)
+    cache_temperature.EnsurePageCacheTemperature(page, self._browser)