Make Your Azure WebJobs Testable Again

AutofacJobActivator.cs

public class AutofacJobActivator : WebJobActivator
{
    private readonly ContainerBuilder _builder;
    private IContainer _container;

    public AutofacJobActivator()
    {
        this._builder = new ContainerBuilder();
    }

    public override IWebJobActivator RegisterDependencies<THandler>(THandler handler = default(THandler))
    {
        // Register all depdendencies here
        ...

        if (handler != null)
        {
            // Perform registration with handlers here
            ...
        }

        this._container = this._builder.Build();

        return this;
    }

    public override T CreateInstance<T>()
    {
        return this._container.Resolve<T>();
    }
}