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require_relative '../../spec_helper'
require_relative 'fixtures/classes'
describe "Enumerable#chain" do
before :each do
ScratchPad.record []
end
it "returns a chain of self and provided enumerables" do
one = EnumerableSpecs::Numerous.new(1)
two = EnumerableSpecs::Numerous.new(2, 3)
three = EnumerableSpecs::Numerous.new(4, 5, 6)
chain = one.chain(two, three)
chain.each { |item| ScratchPad << item }
ScratchPad.recorded.should == [1, 2, 3, 4, 5, 6]
end
it "returns an Enumerator::Chain if given a block" do
EnumerableSpecs::Numerous.new.chain.should be_an_instance_of(Enumerator::Chain)
end
end
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