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<!DOCTYPE html>
<!--
Copyright 2016 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/importer/trace_event_importer.html">
<link rel="import" href="/tracing/metrics/blink/gc_metric.html">
<link rel="import" href="/tracing/model/slice_group.html">
<link rel="import" href="/tracing/value/value_set.html">
<script>
'use strict';
tr.b.unittest.testSuite(function() {
function createModel(start, end, slices) {
var opts = {
customizeModelCallback: function(model) {
var process = model.getOrCreateProcess(1);
var thread = process.getOrCreateThread(2);
var group = thread.sliceGroup;
slices.forEach(function(slice) {
group.pushSlice(tr.c.TestUtils.newSliceEx(slice));
});
group.createSubSlices();
}
};
var model = tr.c.TestUtils.newModelWithEvents([], opts);
return model;
}
function constructName(name, suffix) {
return name + '_' + suffix;
}
function run(slices) {
var values = new tr.v.ValueSet();
var startTime = slices.reduce((acc, slice) => (Math.min(acc, slice.start)));
var endTime = slices.reduce((acc, slice) => (Math.max(acc, slice.end)));
var model = createModel(startTime - 1, endTime + 1, slices);
tr.metrics.blink.blinkGcMetric(values, model);
return values;
}
test('topEvents', function() {
var events = {
'BlinkGCMarking': 'blink-gc-marking',
'ThreadState::completeSweep': 'blink-gc-complete-sweep',
'ThreadState::performIdleLazySweep': 'blink-gc-idle-lazy-sweep'
};
tr.b.iterItems(events, function(timelineName, telemetryName) {
var slices = [
{
title: timelineName, args: {}, start: 100, end: 200,
cpuStart: 100, cpuEnd: 200
}
];
var actual = run(slices);
var value = tr.b.getOnlyElement(actual.getValuesNamed(telemetryName));
assert.strictEqual(value.running.sum, 100);
assert.strictEqual(value.numValues, 1);
assert.strictEqual(value.average, 100);
assert.strictEqual(value.running.max, 100);
assert.closeTo(value.getApproximatePercentile(0.90), 100, 1);
value = tr.b.getOnlyElement(actual.getValuesNamed(
telemetryName + '_idle_deadline_overrun'));
assert.strictEqual(value.running.sum, 0);
assert.strictEqual(value.numValues, 1);
assert.strictEqual(value.average, 0);
assert.strictEqual(value.running.max, 0);
value = tr.b.getOnlyElement(actual.getValuesNamed(
telemetryName + '_outside_idle'));
assert.strictEqual(value.running.sum, 100);
assert.strictEqual(value.numValues, 1);
assert.strictEqual(value.average, 100);
value = tr.b.getOnlyElement(actual.getValuesNamed(
telemetryName + '_percentage_idle'));
assert.strictEqual(value.average, 0);
});
});
test('idleTimes', function() {
var values = new tr.v.ValueSet();
var slices = [
{
title: 'SingleThreadIdleTaskRunner::RunTask',
args: {'allotted_time_ms' : 100}, start: 100, end: 200,
cpuStart: 100, cpuEnd: 200
},
{
title: 'BlinkGCMarking', args: {}, start: 110, end: 190,
cpuStart: 110, cpuEnd: 190
}
];
var actual = run(slices);
var value = tr.b.getOnlyElement(actual.getValuesNamed('blink-gc-marking'));
assert.strictEqual(value.running.sum, 80);
assert.strictEqual(value.numValues, 1);
assert.strictEqual(value.average, 80);
assert.strictEqual(value.running.max, 80);
value = tr.b.getOnlyElement(actual.getValuesNamed(
'blink-gc-marking_idle_deadline_overrun'));
assert.strictEqual(value.running.sum, 0);
assert.strictEqual(value.average, 0);
assert.strictEqual(value.running.max, 0);
value = tr.b.getOnlyElement(actual.getValuesNamed(
'blink-gc-marking_outside_idle'));
assert.strictEqual(value.running.sum, 0);
assert.strictEqual(value.average, 0);
assert.strictEqual(value.running.max, 0);
value = tr.b.getOnlyElement(actual.getValuesNamed(
'blink-gc-marking_percentage_idle'));
assert.strictEqual(value.average, 1);
});
test('idleTimeOverrun', function() {
var values = new tr.v.ValueSet();
var slices = [
{
title: 'SingleThreadIdleTaskRunner::RunTask',
args: {'allotted_time_ms' : 10}, start: 100, end: 200,
cpuStart: 100, cpuEnd: 200
},
{
title: 'BlinkGCMarking', args: {}, start: 110, end: 190,
cpuStart: 110, cpuEnd: 190
}
];
var actual = run(slices);
var value = tr.b.getOnlyElement(actual.getValuesNamed('blink-gc-marking'));
assert.strictEqual(value.running.sum, 80);
assert.strictEqual(value.numValues, 1);
assert.strictEqual(value.average, 80);
assert.strictEqual(value.running.max, 80);
value = tr.b.getOnlyElement(actual.getValuesNamed(
'blink-gc-marking_idle_deadline_overrun'));
assert.strictEqual(value.running.sum, 70);
assert.strictEqual(value.average, 70);
assert.strictEqual(value.running.max, 70);
value = tr.b.getOnlyElement(actual.getValuesNamed(
'blink-gc-marking_outside_idle'));
assert.strictEqual(value.running.sum, 70);
assert.strictEqual(value.average, 70);
assert.strictEqual(value.running.max, 70);
value = tr.b.getOnlyElement(actual.getValuesNamed(
'blink-gc-marking_percentage_idle'));
assert.closeTo(value.average, 1 / 8, 1e-6);
});
test('total', function() {
var values = new tr.v.ValueSet();
var slices = [
{
title: 'BlinkGCMarking', args: {}, start: 100, end: 200,
cpuStart: 100, cpuEnd: 200
},
{
title: 'ThreadState::performIdleLazySweep', args: {}, start: 210,
end: 290, cpuStart: 210, cpuEnd: 290
}
];
var actual = run(slices);
var value = tr.b.getOnlyElement(actual.getValuesNamed('blink-gc-total'));
assert.strictEqual(value.running.sum, 180);
assert.strictEqual(value.numValues, 2);
assert.strictEqual(value.average, 90);
assert.strictEqual(value.running.max, 100);
value = tr.b.getOnlyElement(actual.getValuesNamed(
'blink-gc-total_idle_deadline_overrun'));
assert.strictEqual(value.running.sum, 0);
assert.strictEqual(value.average, 0);
assert.strictEqual(value.running.max, 0);
value = tr.b.getOnlyElement(actual.getValuesNamed(
'blink-gc-total_outside_idle'));
assert.strictEqual(value.running.sum, 180);
assert.strictEqual(value.average, 90);
assert.strictEqual(value.running.max, 100);
value = tr.b.getOnlyElement(actual.getValuesNamed(
'blink-gc-total_percentage_idle'));
assert.strictEqual(value.average, 0);
});
});
</script>