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require_relative '../../../spec_helper'
describe "Enumerator::ArithmeticSequence#begin" do
it "returns the begin of the sequence" do
1.step(10).begin.should == 1
(1..10).step.begin.should == 1
(1...10).step.begin.should == 1
end
context "with beginless" do
it "returns nil as begin of the sequence" do
(..10).step(1).begin.should == nil
(...10).step(1).begin.should == nil
end
end
end
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