, ['Response', 'all_initiators']];

    const model = buildModelFromSpec(modelSpec);
    const root = constructMultiDimensionalView(model, model.bounds);
    const valueForAllThreads = getNodeValues_(root, pathForAllThreads);
    const valueForThread1 = getNodeValues_(root, pathForThread1);
    const valueForThread2 = getNodeValues_(root, pathForThread2);

    assert.closeTo(getCpuUsage_(valueForAllThreads),
        getCpuUsage_(valueForThread1) + getCpuUsage_(valueForThread2), 1e-7);
    assert.closeTo(get