spec/board_spec.rb


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require 'spec_helper'

describe Board do
  before do
    @board = Board.new
  end
  
  describe '#render' do
    it 'prints a grid' do
      out, err = capture_io do
        @board.render
      end
      
      out.must_equal <<EOF
...
...
...
EOF
    end
    
    it 'starts with a grid of dots' do
      @board.instance_variable_get('@board').must_equal [
        ['.', '.', '.'],
        ['.', '.', '.'],
        ['.', '.', '.']
      ]
    end
  end
end