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require_relative '../../spec_helper'
require 'set'
describe "Set#each" do
before :each do
@set = Set[1, 2, 3]
end
it "yields each Object in self" do
ret = []
@set.each { |x| ret << x }
ret.sort.should == [1, 2, 3]
end
it "returns self" do
@set.each { |x| x }.should equal(@set)
end
it "returns an Enumerator when not passed a block" do
enum = @set.each
enum.should be_an_instance_of(Enumerator)
ret = []
enum.each { |x| ret << x }
ret.sort.should == [1, 2, 3]
end
end
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