src/tests/end_to_end/inspect_metrics/test/archivist_reader_test.dart

// Copyright 2020 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Tests that the archivist read data from both v1 and v2 components.

import 'package:test/test.dart';
import 'package:sl4f/sl4f.dart' as sl4f;
import 'util.dart';

const String fshostPath = 'bootstrap/fshost:root/data_stats';
const String memoryMonitorPath = 'memory_monitor.cmx:root';

void main() {
  sl4f.Sl4f sl4fDriver;
  sl4f.Inspect inspect;

  setUp(() async {
    sl4fDriver = sl4f.Sl4f.fromEnvironment();
    await sl4fDriver.startServer();
    inspect = sl4f.Inspect(sl4fDriver);
  });

  tearDown(() async {
    await sl4fDriver.stopServer();
    sl4fDriver.close();
  });

  test('archivist can read both v1 and v2 component data', () async {
    expect(await getInspectValues(inspect, '$fshostPath/data/cache:size'),
        singleValue(greaterThan(0)));
    expect(await getInspectValues(inspect, '$fshostPath/stats:used_bytes'),
        singleValue(greaterThan(0)));
    // Note: when memory monitor becomes a v2 component, pick a v1 component
    // that starts early on.
    expect(
        await getInspectValues(inspect, '$memoryMonitorPath:current_digest'),
        allOf(
            isNotNull,
            contains(allOf([
              contains('Archivist'),
              contains('Audio'),
              contains('Kernel'),
              contains('Free'),
              contains('Minfs'),
              contains('Pkgfs'),
              contains('Graphics'),
              contains('Flutter')
            ]))));
  });
}