ui/src/test/funcgraph_trace.test.ts

// Copyright (C) 2025 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

import {test, Page} from '@playwright/test';
import {PerfettoTestHelper} from './perfetto_ui_test_helper';

test.describe.configure({mode: 'serial'});

let pth: PerfettoTestHelper;
let page: Page;

test.beforeAll(async ({browser}, _testInfo) => {
  // This trace is quite large, bump the timeout up a little
  test.setTimeout(60_000);
  page = await browser.newPage();
  pth = new PerfettoTestHelper(page);
  await pth.openTraceFile('ui-funcgraph.pftrace');
});

test('cpu funcgraph', async () => {
  const grp = pth.locateTrack('CPU');
  await grp.scrollIntoViewIfNeeded();
  await pth.toggleTrackGroup(grp);
  const funcgraphGrp = pth.locateTrack('CPU/Funcgraph', grp);
  await funcgraphGrp.scrollIntoViewIfNeeded();
  await pth.toggleTrackGroup(funcgraphGrp);
  const funcgraph = pth.locateTrack(
    'CPU/Funcgraph/swapper4 -funcgraph',
    funcgraphGrp,
  );
  await funcgraph.scrollIntoViewIfNeeded();
  await pth.waitForIdleAndScreenshot('cpu_funcgraph.png');
});

test('thread funcgraph', async () => {
  const grp = pth.locateTrack('iperf 3442');
  await grp.scrollIntoViewIfNeeded();
  await pth.toggleTrackGroup(grp);
  const funcgraph = pth.locateTrack('iperf 3442/Funcgraph (3450)', grp);
  await funcgraph.scrollIntoViewIfNeeded();
  await pth.waitForIdleAndScreenshot('thread_funcgraph.png');
});