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| 1 # Copyright 2015 The Chromium Authors. All rights reserved. | 1 # Copyright 2015 The Chromium Authors. All rights reserved. |
| 2 # Use of this source code is governed by a BSD-style license that can be | 2 # Use of this source code is governed by a BSD-style license that can be |
| 3 # found in the LICENSE file. | 3 # found in the LICENSE file. |
| 4 | 4 |
| 5 from core import perf_benchmark | 5 from core import perf_benchmark |
| 6 | 6 |
| 7 from telemetry import benchmark |
| 7 from telemetry.timeline import chrome_trace_category_filter | 8 from telemetry.timeline import chrome_trace_category_filter |
| 8 from telemetry.web_perf import timeline_based_measurement | 9 from telemetry.web_perf import timeline_based_measurement |
| 9 from telemetry.web_perf.metrics import jitter_timeline | 10 from telemetry.web_perf.metrics import jitter_timeline |
| 10 | 11 |
| 11 import page_sets | 12 import page_sets |
| 12 | 13 |
| 13 | 14 |
| 14 JITTER_CATEGORY = 'cdp.perf' | 15 JITTER_CATEGORY = 'cdp.perf' |
| 15 TIMELINE_REQUIRED_CATEGORY = 'blink.console' | 16 TIMELINE_REQUIRED_CATEGORY = 'blink.console' |
| 16 | 17 |
| 17 | 18 |
| 19 @benchmark.Owner(emails=['jaydasika@chromium.org']) |
| 18 class Jitter(perf_benchmark.PerfBenchmark): | 20 class Jitter(perf_benchmark.PerfBenchmark): |
| 19 """Timeline based measurement benchmark for jitter.""" | 21 """Timeline based measurement benchmark for jitter.""" |
| 20 | 22 |
| 21 page_set = page_sets.JitterPageSet | 23 page_set = page_sets.JitterPageSet |
| 22 | 24 |
| 23 def CreateTimelineBasedMeasurementOptions(self): | 25 def CreateTimelineBasedMeasurementOptions(self): |
| 24 cat_filter = chrome_trace_category_filter.ChromeTraceCategoryFilter() | 26 cat_filter = chrome_trace_category_filter.ChromeTraceCategoryFilter() |
| 25 cat_filter.AddIncludedCategory(JITTER_CATEGORY) | 27 cat_filter.AddIncludedCategory(JITTER_CATEGORY) |
| 26 cat_filter.AddIncludedCategory(TIMELINE_REQUIRED_CATEGORY) | 28 cat_filter.AddIncludedCategory(TIMELINE_REQUIRED_CATEGORY) |
| 27 options = timeline_based_measurement.Options( | 29 options = timeline_based_measurement.Options( |
| 28 overhead_level=cat_filter) | 30 overhead_level=cat_filter) |
| 29 options.SetLegacyTimelineBasedMetrics( | 31 options.SetLegacyTimelineBasedMetrics( |
| 30 [jitter_timeline.JitterTimelineMetric()]) | 32 [jitter_timeline.JitterTimelineMetric()]) |
| 31 return options | 33 return options |
| 32 | 34 |
| 33 @classmethod | 35 @classmethod |
| 34 def Name(cls): | 36 def Name(cls): |
| 35 return 'jitter' | 37 return 'jitter' |
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