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| 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 | |
| 3 # found in the LICENSE file. | |
| 4 | |
| 5 import unittest | |
| 6 | |
| 7 from telemetry.testing import test_page_test_results | |
| 8 from telemetry.timeline import slice as slice_module | |
| 9 from telemetry.timeline import model as model_module | |
| 10 from telemetry.web_perf import timeline_interaction_record as tir_module | |
| 11 | |
| 12 from telemetry.web_perf.metrics import v8_execution | |
| 13 | |
| 14 RENDERER_PROCESS = 'Renderer' | |
| 15 OTHER_PROCESS = 'Other' | |
| 16 INTERACTION_RECORDS = [tir_module.TimelineInteractionRecord("test-record", | |
| 17 0, | |
| 18 float('inf'))] | |
| 19 | |
| 20 STATS = ('v8_execution_time_total', 'v8_execution_time_self', | |
| 21 'v8_parse_lazy_total', 'v8_compile_fullcode_total', | |
| 22 'v8_recompile_total', 'v8_recompile_synchronous_total', | |
| 23 'v8_recompile_concurrent_total', 'v8_optimize_code_total', | |
| 24 'v8_deoptimize_code_total',) | |
| 25 | |
| 26 | |
| 27 class SliceContext(object): | |
| 28 """ | |
| 29 Context object for easily adding subslices/subevents. | |
| 30 """ | |
| 31 def __init__(self, test, record): | |
| 32 self.test = test | |
| 33 self.record = record | |
| 34 | |
| 35 def __enter__(self): | |
| 36 self.test.parent_slice = self.record | |
| 37 | |
| 38 def __exit__(self, exc_type, exc_value, exc_traceback): | |
| 39 self.test.parent_slice = self.record.parent_slice | |
| 40 | |
| 41 | |
| 42 class V8ExecutionTests(unittest.TestCase): | |
| 43 | |
| 44 def setUp(self): | |
| 45 self.model = model_module.TimelineModel() | |
| 46 self.renderer_process = self.model.GetOrCreateProcess(1) | |
| 47 self.renderer_process.name = RENDERER_PROCESS | |
| 48 self.renderer_thread = self.renderer_process.GetOrCreateThread(tid=11) | |
| 49 self.other_process = self.model.GetOrCreateProcess(2) | |
| 50 self.other_process.name = OTHER_PROCESS | |
| 51 self.other_thread = self.other_process.GetOrCreateThread(tid=12) | |
| 52 self.metric = v8_execution.V8ExecutionMetric() | |
| 53 self.results = None | |
| 54 self.parent_slice = None | |
| 55 | |
| 56 def GetThreadForProcessName(self, process_name): | |
| 57 if process_name is RENDERER_PROCESS: | |
| 58 return self.renderer_thread | |
| 59 elif process_name is OTHER_PROCESS: | |
| 60 return self.other_thread | |
| 61 else: | |
| 62 raise | |
| 63 | |
| 64 def AddResults(self): | |
| 65 self.results = test_page_test_results.TestPageTestResults(self) | |
| 66 self.metric.AddResults(self.model, self.renderer_thread, | |
| 67 INTERACTION_RECORDS, self.results) | |
| 68 | |
| 69 def AddEvent(self, process_name, event_category, event_name, | |
| 70 start, duration, thread_start=None, thread_duration=None): | |
| 71 thread = self.GetThreadForProcessName(process_name) | |
| 72 record = slice_module.Slice(thread, event_category, event_name, | |
| 73 start, duration, | |
| 74 start if thread_start is None else thread_start, | |
| 75 duration if thread_duration is None else thread_duration) | |
| 76 thread.PushSlice(record) | |
| 77 if self.parent_slice is not None: | |
| 78 record.parent_slice = self.parent_slice | |
| 79 self.parent_slice.AddSubSlice(record) | |
| 80 return SliceContext(self, record) | |
| 81 | |
| 82 def AssertResultValues(self, name, value, count, average): | |
| 83 self.results.AssertHasPageSpecificScalarValue('%s' % name, 'ms', value) | |
| 84 self.results.AssertHasPageSpecificScalarValue('%s_count' % name, 'count', | |
| 85 count) | |
| 86 self.results.AssertHasPageSpecificScalarValue('%s_average' % name, 'ms', | |
| 87 average) | |
| 88 | |
| 89 def testWithNoTraceEvents(self): | |
| 90 self.AddResults() | |
| 91 for name in STATS: | |
| 92 self.AssertResultValues(name, value=0, count=0, average=0) | |
| 93 | |
| 94 def testExecutionTime(self): | |
| 95 self.AddEvent(RENDERER_PROCESS, '', 'V8.Execute', 0, 10) | |
| 96 with self.AddEvent(RENDERER_PROCESS, '', 'V8.Execute', 10, 20): | |
| 97 self.AddEvent(RENDERER_PROCESS, '', 'other', 10, 12) | |
| 98 self.AddResults() | |
| 99 self.AssertResultValues('v8_execution_time_total', value=30, count=2, | |
| 100 average=15) | |
| 101 self.AssertResultValues('v8_execution_time_self', value=18, count=2, | |
| 102 average=9) | |
| 103 | |
| 104 def testOptimizeParseLazy(self): | |
| 105 self.AddEvent(RENDERER_PROCESS, '', 'V8.ParseLazy', 0, 10) | |
| 106 self.AddResults() | |
| 107 self.AssertResultValues('v8_parse_lazy_total', value=10, count=1, | |
| 108 average=10) | |
| 109 self.AssertResultValues('v8_optimize_code_total', value=0, count=0, | |
| 110 average=0) | |
| 111 self.AssertResultValues('v8_optimize_parse_lazy_total', value=0, count=0, | |
| 112 average=0) | |
| 113 | |
| 114 with self.AddEvent(RENDERER_PROCESS, '', 'V8.OptimizeCode', 10, 20): | |
| 115 self.AddEvent(RENDERER_PROCESS, '', 'V8.ParseLazy', 20, 8) | |
| 116 self.AddResults() | |
| 117 self.AssertResultValues('v8_parse_lazy_total', value=18, count=2, average=9) | |
| 118 self.AssertResultValues('v8_optimize_code_total', value=20, count=1, | |
| 119 average=20) | |
| 120 self.AssertResultValues('v8_optimize_parse_lazy_total', value=8, count=1, | |
| 121 average=8) | |
| 122 | |
| 123 def testRecompile(self): | |
| 124 self.AddEvent(RENDERER_PROCESS, '', 'V8.RecompileSynchronous', 0, 10) | |
| 125 self.AddResults() | |
| 126 self.AssertResultValues('v8_recompile_synchronous_total', value=10, count=1, | |
| 127 average=10) | |
| 128 self.AssertResultValues('v8_recompile_concurrent_total', value=0, count=0, | |
| 129 average=0) | |
| 130 self.AssertResultValues('v8_recompile_total', value=10, count=1, average=10) | |
| 131 | |
| 132 self.AddEvent(RENDERER_PROCESS, '', 'V8.RecompileConcurrent', 10, 8) | |
| 133 self.AddResults() | |
| 134 self.AssertResultValues('v8_recompile_synchronous_total', value=10, count=1, | |
| 135 average=10) | |
| 136 self.AssertResultValues('v8_recompile_concurrent_total', value=8, count=1, | |
| 137 average=8) | |
| 138 self.AssertResultValues('v8_recompile_total', value=18, count=2, average=9) | |
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Chromium Code Reviews
Issue 2739193003:
Remove legacy v8_execution metric (Closed)
