CalculatorSteps_InstanceField.cs

[Binding]
public class CalculatorSteps
{
    private readonly CalculatorController controller = new CalculatorController();
    ...
}

ControllerContext_ManualInstantiation.cs

public class ControllerContext
{
    public CalculatorController Controller { get; } = new CalculatorController();
    ...
}

[Binding]
public class CalculatorSteps
{
    public CalculatorSteps(ControllerContext controllerContext)
    {
        ... //save controllerContext to an instance field
    }
    ...
}

ControllerContext_ResolveFromDI.cs

public class ControllerContext
{
    public CalculatorController Controller { get; private set; }
    
    public ControllerContext()
    {
      var containerBuilder = Dependencies.CreateContainerBuilder(); // invoke runtime dependency configuration
      //TODO: apply test-specific customizations if needed
      var container = containerBuilder.Build(); // create container
      Controller = container.Resolve<CalculatorController>();
    }
    ...
}

DependencyConfiguration.cs

[Binding]
public class DependencyConfiguration
{
    private IObjectContainer objectContainer;

    public DependencyConfiguration(IObjectContainer objectContainer)
    {
        this.objectContainer = objectContainer;
    }

    [BeforeScenario(Order = 0)]
    public void ConfigureDependencies()
    {
        if (...)
            objectContainer.RegisterTypeAs<RealDbDriver, IControllerDriver>();
        else
            objectContainer.RegisterTypeAs<StubDbDriver, IControllerDriver>();
    }
}

TestDependencies.cs

public static class TestDependencies
{
    [ScenarioDependencies]
    public static ContainerBuilder CreateContainerBuilder()
    {
        // create container with the runtime dependencies
        var builder = Dependencies.CreateContainerBuilder();

        //TODO: add customizations, stubs required for testing

        //auto-reg all types from our assembly
        //builder.RegisterAssemblyTypes(typeof(TestDependencies).Assembly).SingleInstance();
        
        //auto-reg all [Binding] types from our assembly
        builder.RegisterTypes(typeof(TestDependencies).Assembly.GetTypes().Where(t => Attribute.IsDefined(t, typeof(BindingAttribute))).ToArray()).SingleInstance();
             
        return builder;
    }
}