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require File.expand_path('../../../spec_helper', __FILE__)
describe "StopIteration" do
it "is a subclass of IndexError" do
StopIteration.superclass.should equal(IndexError)
end
end
describe "StopIteration#result" do
before :each do
obj = Object.new
def obj.each
yield :yield_returned_1
yield :yield_returned_2
:method_returned
end
@enum = obj.to_enum
end
it "returns the method-returned-object from an Enumerator" do
@enum.next
@enum.next
lambda { @enum.next }.should(
raise_error(StopIteration) do |error|
error.result.should equal(:method_returned)
end
)
end
end
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