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<!DOCTYPE html>
<!--
Copyright 2020 The Chromium Authors. All rights reserved.
Use of this source code is governed by a BSD-style license that can be
found in the LICENSE file.
-->
<link rel="import" href="/tracing/core/test_utils.html">
<link rel="import" href="/tracing/extras/chrome/chrome_processes.html">
<link rel="import" href="/tracing/extras/chrome/chrome_test_utils.html">
<link rel="import" href="/tracing/metrics/partition_alloc/pcscan_metric.html">
<link rel="import" href="/tracing/value/histogram_set.html">
<script>
'use strict';
tr.b.unittest.testSuite(function() {
const CHROME_PROCESS_NAMES =
tr.e.chrome.chrome_processes.CHROME_PROCESS_NAMES;
function makeTestModelFor(processName) {
return tr.e.chrome.ChromeTestUtils.newChromeModel(function(model) {
const process = (processName === CHROME_PROCESS_NAMES.RENDERER ?
model.rendererProcess : model.browserProcess);
const thread = process.getOrCreateThread(2);
// Create slices.
thread.sliceGroup.pushSlice(tr.c.TestUtils.newSliceEx({
cat: 'partition_alloc',
title: 'PCScan.Scanner',
start: 200,
duration: 100,
cpuStart: 200,
cpuDuration: 100
}));
thread.sliceGroup.pushSlice(tr.c.TestUtils.newSliceEx({
cat: 'partition_alloc',
title: 'PCScan.Mutator',
start: 200,
duration: 50,
cpuStart: 200,
cpuDuration: 50
}));
thread.sliceGroup.pushSlice(tr.c.TestUtils.newSliceEx({
cat: 'partition_alloc',
title: 'PCScan.Scanner.Clear',
start: 200,
duration: 16,
cpuStart: 200,
cpuDuration: 16
}));
thread.sliceGroup.pushSlice(tr.c.TestUtils.newSliceEx({
cat: 'partition_alloc',
title: 'PCScan.Scanner.Scan',
start: 216,
duration: 32,
cpuStart: 216,
cpuDuration: 32
}));
thread.sliceGroup.pushSlice(tr.c.TestUtils.newSliceEx({
cat: 'partition_alloc',
title: 'PCScan.Mutator.Clear',
start: 210,
duration: 8,
cpuStart: 210,
cpuDuration: 8
}));
thread.sliceGroup.pushSlice(tr.c.TestUtils.newSliceEx({
cat: 'partition_alloc',
title: 'PCScan.Mutator.ScanStack',
start: 218,
duration: 14,
cpuStart: 218,
cpuDuration: 14
}));
thread.sliceGroup.pushSlice(tr.c.TestUtils.newSliceEx({
cat: 'partition_alloc',
title: 'PCScan.Mutator.Scan',
start: 232,
duration: 16,
cpuStart: 232,
cpuDuration: 16
}));
thread.sliceGroup.pushSlice(tr.c.TestUtils.newSliceEx({
cat: 'partition_alloc',
title: 'PCScan.Scanner.Sweep',
start: 248,
duration: 42,
cpuStart: 248,
cpuDuration: 42
}));
// Create counters.
const quarantineSizeCounter = process.getOrCreateCounter('partition_alloc', 'PCScan.SurvivedQuarantineSize');
const quarantineSizeSeries = new tr.model.CounterSeries('value', 0);
quarantineSizeSeries.addCounterSample(1, 200000);
quarantineSizeSeries.addCounterSample(3, 300000);
quarantineSizeCounter.addSeries(quarantineSizeSeries);
const quarantineRateCounter = process.getOrCreateCounter('partition_alloc', 'PCScan.SurvivedQuarantinePercent');
const quarantineRateSeries = new tr.model.CounterSeries('value', 0);
quarantineRateSeries.addCounterSample(1, 0.14 * 1000);
quarantineRateSeries.addCounterSample(3, 0.21 * 1000);
quarantineRateCounter.addSeries(quarantineRateSeries);
});
}
function testPCScanMetrics(processName) {
const histograms = new tr.v.HistogramSet();
tr.metrics.pa.pcscanMetric(histograms, makeTestModelFor(processName));
assert.closeTo(100, histograms.getHistogramNamed(
'pa:pcscan:' + processName + ':scanner').average, 1e-2);
assert.closeTo(50, histograms.getHistogramNamed(
'pa:pcscan:' + processName + ':mutator').average, 1e-2);
assert.closeTo(16, histograms.getHistogramNamed(
'pa:pcscan:' + processName + ':scanner:clear').average, 1e-2);
assert.closeTo(32, histograms.getHistogramNamed(
'pa:pcscan:' + processName + ':scanner:scan').average, 1e-2);
assert.closeTo(8, histograms.getHistogramNamed(
'pa:pcscan:' + processName + ':mutator:clear').average, 1e-2);
assert.closeTo(14, histograms.getHistogramNamed(
'pa:pcscan:' + processName + ':mutator:scan_stack').average, 1e-2);
assert.closeTo(16, histograms.getHistogramNamed(
'pa:pcscan:' + processName + ':mutator:scan').average, 1e-2);
assert.closeTo(42, histograms.getHistogramNamed(
'pa:pcscan:' + processName + ':scanner:sweep').average, 1e-2);
assert.closeTo(250000, histograms.getHistogramNamed(
'pa:pcscan:' + processName + ':survived_quarantine_size').average, 1e-2);
assert.closeTo(0.175, histograms.getHistogramNamed(
'pa:pcscan:' + processName + ':survived_quarantine_percent').average, 1e-2);
}
test('pcscanMetricForBrowser', function() {
testPCScanMetrics(CHROME_PROCESS_NAMES.BROWSER);
});
test('pcscanMetricForRenderer', function() {
testPCScanMetrics(CHROME_PROCESS_NAMES.RENDERER);
});
});
</script>
|
