, initiatorType: INITIATOR_TYPE.CSS,
          range: [690, 890]}
    );

    const path = [
      [CHROME_PROCESS_NAMES.BROWSER],
      ['Worker'], ['Animation', 'all_initiators']
    ];

    const model = buildModelFromSpec(modelSpec);
    const root = constructMultiDimensionalView(model, model.bounds);
    const values = getNodeValues_(root, path);

    assert.closeTo(getCpuUsage_(values),
        ((5 * 5 + 40) + ((5 * 3 + 40 * (60 / 80)) + (5 * 10 + 40 * 2))) /
            (90 + 60 + 200), 1e-7);
    as