v8/test/mjsunit/tools/processor.mjs
Camillo Bruni fa1fbc8b34 [mjsunit][tools] Add processor.mjs test
Add simple log file test with processor.mjs, mostly focusing on parsing
the log file correctly.

Change-Id: Ie8db569b65ecd526ef4474a64d4019f00707d159
Bug: v8:10668
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2484515
Commit-Queue: Dan Elphick <delphick@chromium.org>
Auto-Submit: Camillo Bruni <cbruni@chromium.org>
Reviewed-by: Dan Elphick <delphick@chromium.org>
Cr-Commit-Position: refs/heads/master@{#70806}
2020-10-27 18:41:55 +00:00

57 lines
1.3 KiB
JavaScript

// Copyright 2020 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --logfile='+' --log --trace-maps --trace-ic --log-code
// Flags: --log-function-events --no-stress-opt
import { Processor } from "../../../tools/system-analyzer/processor.mjs";
// log code start
function doWork() {
let array = [];
for (let i = 0; i < 500; i++) {
doWorkStep(i, array);
}
let sum = 0;
for (let i = 0; i < 500; i++) {
sum += array[i]["property" + i];
}
return sum;
}
function doWorkStep(i, array) {
const obj = {
["property" + i]: i,
};
array.push(obj);
obj.custom1 = 1;
obj.custom2 = 2;
}
const result = doWork();
// log code end
const logString = d8.log.getAndStop();
const processor = new Processor();
processor.processString(logString);
const maps = processor.mapTimeline;
const ics = processor.icTimeline;
const scripts = processor.scripts;
(function testResults() {
assertEquals(result, 124750);
assertTrue(maps.length > 0);
assertTrue(ics.length > 0);
assertTrue(scripts.length > 0);
})();
(function testIcKeys() {
const keys = new Set();
ics.forEach(ic => keys.add(ic.key));
assertTrue(keys.has("custom1"));
assertTrue(keys.has("custom2"));
assertTrue(keys.has("push"));
})();