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ruby--ruby/spec/ruby/library/date/downto_spec.rb

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require 'date'
require File.expand_path('../../../spec_helper', __FILE__)
describe "Date#downto" do
it "creates earlier dates when passed a negative step" do
ds = Date.civil(2000, 4, 14)
de = Date.civil(2000, 3, 29)
count = 0
ds.step(de, -1) do |d|
d.should <= ds
d.should >= de
count += 1
end
count.should == 17
end
end