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 measurements import skpicture_printer
   9 from telemetry.unittest_util import options_for_unittests
  10 from telemetry.unittest_util import page_test_test_case
  11 from telemetry.unittest_util import test
  12
  13
  14 class SkpicturePrinterUnitTest(page_test_test_case.PageTestTestCase):
  15   def setUp(self):
  16     self._options = options_for_unittests.GetCopy()
  17     self._skp_outdir = tempfile.mkdtemp('_skp_test')
  18
  19   def tearDown(self):
  20     shutil.rmtree(self._skp_outdir)
  21
  22   @test.Disabled('android')
  23   def testSkpicturePrinter(self):
  24     ps = self.CreatePageSetFromFileInUnittestDataDir('blank.html')
  25     measurement = skpicture_printer.SkpicturePrinter(self._skp_outdir)
  26     results = self.RunMeasurement(measurement, ps, options=self._options)
  27
  28     # Picture printing is not supported on all platforms.
  29     if results.failures:
  30       assert 'not supported' in results.failures[0].exc_info[1].message
  31       return
  32
  33     saved_picture_count = results.FindAllPageSpecificValuesNamed(
  34         'saved_picture_count')
  35     self.assertEquals(len(saved_picture_count), 1)
  36     self.assertGreater(saved_picture_count[0].GetRepresentativeNumber(), 0)