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|
module RSpec
module Mocks
# @private
class StubChain
def self.stub_chain_on(object, *chain, &blk)
new(object, *chain, &blk).stub_chain
end
attr_reader :object, :chain, :block
def initialize(object, *chain, &blk)
@object = object
@chain, @block = format_chain(*chain, &blk)
end
def stub_chain
if chain.length > 1
if matching_stub = find_matching_stub
chain.shift
matching_stub.invoke(nil).stub_chain(*chain, &block)
else
next_in_chain = Mock.new
object.stub(chain.shift) { next_in_chain }
StubChain.stub_chain_on(next_in_chain, *chain, &block)
end
else
object.stub(chain.shift, &block)
end
end
private
def format_chain(*chain, &blk)
if Hash === chain.last
hash = chain.pop
hash.each do |k,v|
chain << k
blk = lambda { v }
end
end
return chain.join('.').split('.'), blk
end
def find_matching_stub
::RSpec::Mocks.proxy_for(object).
__send__(:find_matching_method_stub, chain.first.to_sym)
end
end
end
end
|
