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require File.expand_path('../../../spec_helper', __FILE__)
require File.expand_path('../fixtures/classes', __FILE__)
require File.expand_path('../shared/enumerable_enumeratorized', __FILE__)
describe "Enumerable#each_entry" do
before :each do
ScratchPad.record []
@enum = EnumerableSpecs::YieldsMixed.new
@entries = [1, [2], [3,4], [5,6,7], [8,9], nil, []]
end
it "yields multiple arguments as an array" do
acc = []
@enum.each_entry {|g| acc << g}.should equal(@enum)
acc.should == @entries
end
it "returns an enumerator if no block" do
e = @enum.each_entry
e.should be_an_instance_of(Enumerator)
e.to_a.should == @entries
end
it "passes through the values yielded by #each_with_index" do
[:a, :b].each_with_index.each_entry { |x, i| ScratchPad << [x, i] }
ScratchPad.recorded.should == [[:a, 0], [:b, 1]]
end
it "raises an ArgumentError when extra arguments" do
lambda { @enum.each_entry("one").to_a }.should raise_error(ArgumentError)
lambda { @enum.each_entry("one"){}.to_a }.should raise_error(ArgumentError)
end
it "passes extra arguments to #each" do
enum = EnumerableSpecs::EachCounter.new(1, 2)
enum.each_entry(:foo, "bar").to_a.should == [1,2]
enum.arguments_passed.should == [:foo, "bar"]
end
it_behaves_like :enumerable_enumeratorized_with_origin_size, :each_entry
end
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