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require 'date'
require File.expand_path('../../../spec_helper', __FILE__)
describe "Date#step" do
it "steps forward in time" do
ds = Date.civil(2008, 10, 11)
de = Date.civil(2008, 9, 29)
count = 0
de.step(ds) do |d|
d.should <= ds
d.should >= de
count += 1
end
count.should == 13
count = 0
de.step(ds, 5) do |d|
d.should <= ds
d.should >= de
count += 1
end
count.should == 3
count = 0
ds.step(de) do |d|; count += 1; end
count.should == 0
end
it "steps backward in time" 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
count = 0
ds.step(de, -5) do |d|
d.should <= ds
d.should >= de
count += 1
end
count.should == 4
count = 0
de.step(ds, -1) do |d|; count += 1; end
count.should == 0
end
end
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