spec/matchers/be_like.rb


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module BeLikeMatcher
  class BeLike
    def initialize(expected)
      @expected = expected
    end
    
    def matches?(actual)
      @actual = actual
      @expected.gsub(/\s+/, ' ').strip == @actual.gsub(/\s+/, ' ').strip
    end
    
    def failure_message
      "expected\n#{@actual}\nto be like\n#{@expected}"
    end
    
    def negative_failure_message
      "expected\n#{@actual}\nto be unlike\n#{@expected}"
    end
  end
  
  def be_like(expected)
    BeLike.new(expected)
  end
end