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require File.expand_path('../enumerable_enumeratorized', __FILE__)
describe :enumerable_collect, shared: true do
before :each do
ScratchPad.record []
end
it "returns a new array with the results of passing each element to block" do
entries = [0, 1, 3, 4, 5, 6]
numerous = EnumerableSpecs::Numerous.new(*entries)
numerous.send(@method) { |i| i % 2 }.should == [0, 1, 1, 0, 1, 0]
numerous.send(@method) { |i| i }.should == entries
end
it "passes through the values yielded by #each_with_index" do
[:a, :b].each_with_index.send(@method) { |x, i| ScratchPad << [x, i]; nil }
ScratchPad.recorded.should == [[:a, 0], [:b, 1]]
end
it "gathers initial args as elements when each yields multiple" do
multi = EnumerableSpecs::YieldsMulti.new
multi.send(@method) {|e| e}.should == [1,3,6]
end
it "returns an enumerator when no block given" do
enum = EnumerableSpecs::Numerous.new.send(@method)
enum.should be_an_instance_of(Enumerator)
enum.each { |i| -i }.should == [-2, -5, -3, -6, -1, -4]
end
it_should_behave_like :enumerable_enumeratorized_with_origin_size
end
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