tools/perf/measurements/skpicture_printer_unittest.py

   1 # Copyright 2014 The Chromium Authors. All rights reserved.
   2 # Use of this source code is governed by a BSD-style license that can be
   3 # found in the LICENSE file.
   4
   5 import shutil
   6 import tempfile
   7
   8 from telemetry import decorators
   9 from telemetry.testing import options_for_unittests
  10 from telemetry.testing import page_test_test_case
  11
  12 from measurements import skpicture_printer
  13
  14
  15 class SkpicturePrinterUnitTest(page_test_test_case.PageTestTestCase):
  16   def setUp(self):
  17     self._options = options_for_unittests.GetCopy()
  18     self._skp_outdir = tempfile.mkdtemp('_skp_test')
  19
  20   def tearDown(self):
  21     shutil.rmtree(self._skp_outdir)
  22
  23   @decorators.Disabled('android')
  24   def testSkpicturePrinter(self):
  25     ps = self.CreateStorySetFromFileInUnittestDataDir('blank.html')
  26     measurement = skpicture_printer.SkpicturePrinter(self._skp_outdir)
  27     results = self.RunMeasurement(measurement, ps, options=self._options)
  28
  29     # Picture printing is not supported on all platforms.
  30     if results.failures:
  31       assert 'not supported' in results.failures[0].exc_info[1].message
  32       return
  33
  34     saved_picture_count = results.FindAllPageSpecificValuesNamed(
  35         'saved_picture_count')
  36     self.assertEquals(len(saved_picture_count), 1)
  37     self.assertGreater(saved_picture_count[0].GetRepresentativeNumber(), 0)