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require File.expand_path('../../../spec_helper', __FILE__)
ruby_version_is ""..."1.9" do
with_feature :generator do
require File.expand_path('../fixtures/common', __FILE__)
describe "Generator#rewind" do
it "does nothing for empty generator" do
g = GeneratorSpecs.empty
g.index.should == 0
g.rewind
g.index.should == 0
end
it "rewinds the generator" do
g = GeneratorSpecs.two_elems
orig = g.next
g.index.should == 1
g.rewind
g.index.should == 0
g.next.should == orig
end
it "rewinds the previously finished generator" do
g = GeneratorSpecs.two_elems
g.next; g.next
g.rewind
g.end?.should == false
g.next?.should == true
g.next.should == 1
end
end
end
end
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