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13 lines
492 B
Ruby
13 lines
492 B
Ruby
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require File.expand_path('../../../spec_helper', __FILE__)
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require File.expand_path('../../../fixtures/enumerator/classes', __FILE__)
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describe :enum_cons, shared: true do
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it "returns an enumerator of the receiver with iteration of each_cons for each array of n concecutive elements" do
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a = []
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enum = EnumSpecs::Numerous.new.enum_cons(3)
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enum.each {|x| a << x}
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enum.should be_an_instance_of(Enumerator)
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a.should == [[2, 5, 3], [5, 3, 6], [3, 6, 1], [6, 1, 4]]
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end
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end
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