Why is it that chocolate is associated beside cocaine?

Why is it that chocolate is associated beside cocaine?
Because some people quality chocolate is addictive, just approaching cocaine.
Because people are misinformed.
Chocolate is made from the fruit of the Cacao tree.
Cocaine is made from the leaves of the Coca Tree.
Cacao and Coca are not like plant. They are 2 completely different species. They aren't even in matching plant family.
They are biologically related.
The similarity within the names of the platform plants they come from probably.