Contents

require File.expand_path(File.dirname(__FILE__) + '/../../spec_helper')

require 'hamster/list'

describe Hamster::List do

  [:each, :foreach].each do |method|

    describe "##{method}" do

      describe "on a really big list" do

        before do
          @list = Hamster.interval(0, STACK_OVERFLOW_DEPTH)
        end

        it "doesn't run out of stack" do
          lambda { @list.send(method) { |item| } }.should_not raise_error
        end

      end

      [
        [],
        ["A"],
        ["A", "B", "C"],
      ].each do |values|

        describe "on #{values.inspect}" do

          before do
            @original = Hamster.list(*values)
          end

          describe "with a block" do

            before do
              @items = []
              @result = @original.send(method) { |value| @items << value }
            end

            it "iterates over the items in order" do
              @items.should == values
            end

            it "returns nil" do
              @result.should be_nil
            end

          end

          describe "without a block" do

            before do
              @result = @original.send(method)
            end

            it "returns self" do
              @result.should equal(@original)
            end

          end

        end

      end

    end

  end

end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
hamster-0.2.1	spec/hamster/list/each_spec.rb
hamster-0.2.0	spec/hamster/list/each_spec.rb