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require "spec_helper"
require "hamster/list"
describe Hamster::List do
describe "#init" do
it "is lazy" do
-> { Hamster.stream { false }.init }.should_not raise_error
end
[
[[], []],
[["A"], []],
[%w[A B C], %w[A B]],
].each do |values, expected|
context "on #{values.inspect}" do
let(:list) { L[*values] }
it "preserves the original" do
list.init
list.should eql(L[*values])
end
it "returns the list without the last element: #{expected.inspect}" do
list.init.should eql(L[*expected])
end
end
end
end
end
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