I have grown them on patio and they were very easy although a long growing crop. If you live in a very warm area you will want to plant in partial shade, otherwise plant in full sun. They can be fickle with water, you don't want too much water from overhead as the pods can fall off this way.
Harvest to Table has a very comprehensive reference page: http://harvesttotable.com/2009/04/how_t ... _garbanzo/
And Vegan Homestead has some good info about harvesting: http://veganhomestead.com/2012/07/26/chickpea-harvest/