tools/perf/perf_tools/memory_benchmark_unittest.py

   1 # Copyright (c) 2013 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 from perf_tools import memory_benchmark
   5 from telemetry.page import page_benchmark_unittest_base
   6
   7 class MemoryBenchmarkUnitTest(
   8   page_benchmark_unittest_base.PageBenchmarkUnitTestBase):
   9
  10   def testMemoryBenchmark(self):
  11     ps = self.CreatePageSetFromFileInUnittestDataDir('page_with_link.html')
  12     ps.pages[0].stress_memory = {'action': 'click_element', 'text': 'Click me'}
  13
  14     benchmark = memory_benchmark.MemoryBenchmark()
  15     all_results = self.RunBenchmark(benchmark, ps)
  16
  17     self.assertEqual(0, len(all_results.page_failures))
  18     self.assertEqual(1, len(all_results.page_results))
  19
  20     results0 = all_results.page_results[0]
  21     expected_measurements = ['V8.MemoryExternalFragmentationTotal',
  22                              'V8.MemoryHeapSampleTotalCommitted',
  23                              'V8.MemoryHeapSampleTotalUsed']
  24
  25     self.assertTrue(all(
  26         [m in results0.measurement_names for m in expected_measurements]))