require_relative '../../spec_helper' require_relative 'fixtures/classes' require_relative 'shared/enumerable_enumeratorized' describe "Enumerable#reject" do it "returns an array of the elements for which block is false" do EnumerableSpecs::Numerous.new.reject { |i| i > 3 }.should == [2, 3, 1] entries = (1..10).to_a numerous = EnumerableSpecs::Numerous.new(*entries) numerous.reject {|i| i % 2 == 0 }.should == [1,3,5,7,9] numerous.reject {|i| true }.should == [] numerous.reject {|i| false }.should == entries end it "returns an Enumerator if called without a block" do EnumerableSpecs::Numerous.new.reject.should be_an_instance_of(Enumerator) end it "gathers whole arrays as elements when each yields multiple" do multi = EnumerableSpecs::YieldsMulti.new multi.reject {|e| e == [3, 4, 5] }.should == [[1, 2], [6, 7, 8, 9]] end it_behaves_like :enumerable_enumeratorized_with_origin_size, :reject end