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| 1 #!/usr/bin/env python | |
| 2 # Copyright 2014 The Chromium Authors. All rights reserved. | |
| 3 # Use of this source code is governed by a BSD-style license that can be | |
| 4 # found in the LICENSE file. | |
| 5 | |
| 6 import collections | |
| 7 import json | |
| 8 import os | |
| 9 import sys | |
| 10 | |
| 11 sys.path.append(os.path.join(os.path.dirname(__file__), os.pardir)) | |
| 12 from telemetry.page import page as page_module | |
| 13 from telemetry.results import buildbot_output_formatter | |
| 14 from telemetry.results import page_test_results | |
| 15 from telemetry.timeline import model | |
| 16 from telemetry.timeline import tracing_timeline_data | |
| 17 from telemetry.web_perf.metrics import smoothness | |
| 18 from telemetry.web_perf import timeline_interaction_record as tir_module | |
| 19 | |
| 20 sys.path.append(os.path.join( | |
| 21 os.path.dirname(__file__), os.pardir, os.pardir, 'perf')) | |
| 22 # pylint: disable=F0401 | |
| 23 from measurements import smooth_gesture_util | |
| 24 from measurements import smoothness_controller | |
| 25 | |
| 26 | |
| 27 def _ExtractInteractionsRecordFromThread(thread, timeline_model): | |
| 28 run_smooth_actions_record = None | |
| 29 records = [] | |
| 30 for event in thread.async_slices: | |
| 31 if not tir_module.IsTimelineInteractionRecord(event.name): | |
| 32 continue | |
| 33 assert event.start_thread | |
| 34 assert event.start_thread is event.end_thread | |
| 35 r = smooth_gesture_util.GetAdjustedInteractionIfContainGesture( | |
| 36 timeline_model, | |
| 37 tir_module.TimelineInteractionRecord.FromAsyncEvent(event)) | |
| 38 if r.label == smoothness_controller.RUN_SMOOTH_ACTIONS: | |
| 39 assert run_smooth_actions_record is None, ( | |
| 40 'There can\'t be more than 1 %s record' % | |
| 41 smoothness_controller.RUN_SMOOTH_ACTIONS) | |
| 42 run_smooth_actions_record = r | |
| 43 else: | |
| 44 records.append(r) | |
| 45 if not records: | |
| 46 # Only include run_smooth_actions_record (label = | |
| 47 # smoothness_controller.RUN_SMOOTH_ACTIONS) if there is no other records | |
| 48 records = [run_smooth_actions_record] | |
| 49 return records | |
| 50 | |
| 51 | |
| 52 def Main(args): | |
| 53 if len(args) is not 1: | |
| 54 print 'Invalid arguments. Usage: measure_trace.py <trace file>' | |
| 55 return 1 | |
| 56 with open(args[0]) as trace_file: | |
| 57 trace_data = tracing_timeline_data.TracingTimelineData( | |
| 58 json.load(trace_file)) | |
| 59 | |
| 60 timeline_model = model.TimelineModel(trace_data) | |
| 61 smoothness_metric = smoothness.SmoothnessMetric() | |
| 62 formatters = [ | |
| 63 buildbot_output_formatter.BuildbotOutputFormatter(sys.stdout) | |
| 64 ] | |
| 65 results = page_test_results.PageTestResults(output_formatters=formatters) | |
| 66 for thread in timeline_model.GetAllThreads(): | |
| 67 interaction_records = _ExtractInteractionsRecordFromThread( | |
| 68 thread, timeline_model) | |
| 69 if not any(interaction_records): | |
| 70 continue | |
| 71 records_label_to_records_map = collections.defaultdict(list) | |
| 72 for r in interaction_records: | |
| 73 records_label_to_records_map[r.label].append(r) | |
| 74 for label, records in records_label_to_records_map.iteritems(): | |
| 75 if records[0].is_smooth: | |
| 76 page = page_module.Page('interaction-record://%s' % label) | |
| 77 results.WillRunPage(page) | |
| 78 smoothness_metric.AddResults( | |
| 79 timeline_model, thread, records, results) | |
| 80 results.DidRunPage(page) | |
| 81 results.PrintSummary() | |
| 82 return 0 | |
| 83 | |
| 84 | |
| 85 if __name__ == '__main__': | |
| 86 sys.exit(Main(sys.argv[1:])) | |
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Chromium Code Reviews
Issue 1111103002:
[Telemetry] Move telemetry/examples to telemetry/experimental. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master